Anthropic Chat with MCP

\n \n \n",[],[82,149],"15b459ae-41a5-11f0-97a8-76b3cceeab13","utils","f5847123-3790-4918-b8db-093079142016",["D",1749083773738],[161,162,163,164],[82,156],{"_36":186,"_13":187,"_63":188,"_65":157,"_67":68,"_69":70,"_71":72,"_38":189,"_17":74,"_75":76,"_77":190,"_79":51,"_80":-5,"_105":191,"_18":192},{"_36":179,"_13":180,"_63":181,"_65":157,"_67":68,"_69":70,"_71":72,"_38":182,"_17":88,"_75":76,"_77":183,"_79":51,"_80":-5,"_105":184,"_18":185},{"_36":172,"_13":173,"_63":174,"_65":157,"_67":68,"_69":70,"_71":72,"_38":175,"_17":88,"_75":76,"_77":176,"_79":51,"_80":-5,"_105":177,"_18":178},{"_36":165,"_13":166,"_63":167,"_65":157,"_67":68,"_69":70,"_71":72,"_38":168,"_17":74,"_75":76,"_77":169,"_79":51,"_80":-5,"_105":170,"_18":171},"cda51bd6-45fe-11f0-bcbd-76b3cceeab13","mcpTools.ts","cda51c4e-45fe-11f0-bcbd-76b3cceeab13",["D",1749562112245],"/**\n * Frontend MCP Tools Utility\n *\n * Handles fetching tools from MCP servers directly from the frontend\n * without requiring backend proxy endpoints.\n */\n\nimport type { MCPServerConfig } from \"../../shared/types.ts\";\n\nexport interface MCPTool {\n name: string;\n description?: string;\n serverName: string;\n serverId: string;\n inputSchema?: any;\n}\n\nexport interface MCPToolsResult {\n success: boolean;\n tools: MCPTool[];\n error?: string;\n}\n\nexport { MCPServerConfig };\n\n/**\n * Fetch tools from a single MCP server\n * @param server - MCP server configuration\n * @returns Promise\n */\nasync function fetchToolsFromServer(server: MCPServerConfig): Promise {\n if (!server.enabled || !server.url) {\n return [];\n }\n\n try {\n const headers: Record = {\n \"Content-Type\": \"application/json\",\n };\n\n if (server.authorization_token) {\n headers[\"Authorization\"] = `Bearer ${server.authorization_token}`;\n }\n\n // Create abort controller for timeout\n const controller = new AbortController();\n const timeoutId = setTimeout(() => controller.abort(), 5000); // 5 second timeout\n\n try {\n // First, initialize the connection\n const initResponse = await fetch(server.url, {\n method: \"POST\",\n headers,\n body: JSON.stringify({\n jsonrpc: \"2.0\",\n method: \"initialize\",\n params: {\n protocolVersion: \"2024-11-05\",\n capabilities: {},\n clientInfo: {\n name: \"chat-client\",\n version: \"1.0.0\",\n },\n },\n id: 1,\n }),\n signal: controller.signal,\n });\n\n if (!initResponse.ok) {\n clearTimeout(timeoutId);\n return [];\n }\n\n // Then fetch tools\n const toolsResponse = await fetch(server.url, {\n method: \"POST\",\n headers,\n body: JSON.stringify({\n jsonrpc: \"2.0\",\n method: \"tools/list\",\n params: {},\n id: 2,\n }),\n signal: controller.signal,\n });\n\n clearTimeout(timeoutId);\n\n if (toolsResponse.ok) {\n const data = await toolsResponse.json();\n console.log(`[tools/list response from ${server.name}]`, data);\n\n if (data.result && data.result.tools) {\n return data.result.tools.map((tool: any) => ({\n name: tool.name,\n description: tool.description,\n serverName: server.name,\n serverId: server.id,\n inputSchema: tool.inputSchema,\n }));\n }\n }\n } catch (fetchError: any) {\n clearTimeout(timeoutId);\n\n if (fetchError.name === \"AbortError\") {\n console.warn(`Timeout fetching tools from ${server.name}`);\n } else {\n throw fetchError;\n }\n }\n\n return [];\n } catch (error) {\n console.warn(`Failed to fetch tools from ${server.name}:`, error);\n return [];\n }\n}\n\n/**\n * Fetch tools from all enabled MCP servers\n * @param servers - Array of MCP server configurations\n * @returns Promise\n */\nexport async function fetchMCPTools(servers: MCPServerConfig[]): Promise {\n try {\n if (!servers || !Array.isArray(servers)) {\n return {\n success: false,\n tools: [],\n error: \"Servers array is required\",\n };\n }\n\n const enabledServers = servers.filter(server => server.enabled && server.url);\n\n if (enabledServers.length === 0) {\n return {\n success: true,\n tools: [],\n };\n }\n\n // Fetch tools from all enabled servers concurrently\n const toolPromises = enabledServers.map(server => fetchToolsFromServer(server));\n const toolArrays = await Promise.all(toolPromises);\n\n // Flatten all tools into a single array\n const allTools = toolArrays.flat();\n\n return {\n success: true,\n tools: allTools,\n };\n } catch (error: any) {\n return {\n success: false,\n tools: [],\n error: error.message || \"Unknown error occurred\",\n };\n }\n}\n\n/**\n * Fetch tools with caching support\n * @param servers - Array of MCP server configurations\n * @param cacheKey - Optional cache key for localStorage\n * @param maxCacheAge - Maximum cache age in milliseconds (default: 5 minutes)\n * @returns Promise\n */\nexport async function fetchMCPToolsWithCache(\n servers: MCPServerConfig[],\n cacheKey: string = \"mcp_tools_cache\",\n maxCacheAge: number = 0, // disable cache for now //5 * 60 * 1000 // 5 minutes\n): Promise {\n try {\n // Check cache first\n const cached = localStorage.getItem(cacheKey);\n if (cached) {\n const { timestamp, data } = JSON.parse(cached);\n const age = Date.now() - timestamp;\n\n if (age < maxCacheAge) {\n console.log(\"Using cached MCP tools\");\n return {\n success: true,\n tools: data,\n };\n }\n }\n\n // Fetch fresh data\n const result = await fetchMCPTools(servers);\n\n // Cache successful results\n if (result.success) {\n localStorage.setItem(\n cacheKey,\n JSON.stringify({\n timestamp: Date.now(),\n data: result.tools,\n }),\n );\n }\n\n return result;\n } catch (error: any) {\n // If there's an error, try to return cached data as fallback\n const cached = localStorage.getItem(cacheKey);\n if (cached) {\n try {\n const { data } = JSON.parse(cached);\n console.warn(\"Using stale cached tools due to fetch error:\", error);\n return {\n success: true,\n tools: data,\n };\n } catch (cacheError) {\n // Cache is corrupted, clear it\n localStorage.removeItem(cacheKey);\n }\n }\n\n return {\n success: false,\n tools: [],\n error: error.message || \"Unknown error occurred\",\n };\n }\n}\n\n/**\n * Clear the MCP tools cache\n * @param cacheKey - Cache key to clear\n */\nexport function clearMCPToolsCache(cacheKey: string = \"mcp_tools_cache\"): void {\n localStorage.removeItem(cacheKey);\n}",[],[82,156,166],"cda57090-45fe-11f0-bcbd-76b3cceeab13","mcpTesting.ts","9387b790-1f79-47e6-a991-2de281e8d7b6",["D",1749562112245],"/**\n * Frontend MCP Server Testing Utility\n *\n * Handles testing MCP server connectivity directly from the frontend\n * without requiring backend proxy endpoints.\n */\n\nimport type { MCPServerConfig } from \"../../shared/types.ts\";\n\nexport interface MCPTestResult {\n success: boolean;\n message?: string;\n error?: string;\n status?: number;\n}\n\nexport { MCPServerConfig };\n\n/**\n * Test MCP server connectivity by attempting to initialize a connection\n * @param server - MCP server configuration\n * @returns Promise\n */\nexport async function testMCPServer(server: MCPServerConfig): Promise {\n if (!server.url) {\n return {\n success: false,\n error: \"URL is required\",\n };\n }\n\n try {\n // Prepare headers\n const headers: Record = {\n \"Content-Type\": \"application/json\",\n };\n\n if (server.authorization_token) {\n headers[\"Authorization\"] = `Bearer ${server.authorization_token}`;\n }\n\n // Create MCP initialize request\n const initializeRequest = {\n jsonrpc: \"2.0\",\n method: \"initialize\",\n params: {\n protocolVersion: \"2024-11-05\",\n capabilities: {},\n clientInfo: {\n name: \"chat-test\",\n version: \"1.0.0\",\n },\n },\n id: 1,\n };\n\n // Make the request with timeout\n const controller = new AbortController();\n const timeoutId = setTimeout(() => controller.abort(), 10000); // 10 second timeout\n\n try {\n const response = await fetch(server.url, {\n method: \"POST\",\n headers,\n body: JSON.stringify(initializeRequest),\n signal: controller.signal,\n });\n\n clearTimeout(timeoutId);\n\n if (response.ok) {\n const data = await response.json();\n\n // Check if it's a valid MCP response\n if (data.jsonrpc === \"2.0\" && (data.result || data.error)) {\n return {\n success: true,\n message: \"MCP server responded successfully\",\n status: response.status,\n };\n } else {\n return {\n success: false,\n error: \"Server responded but not with valid MCP protocol\",\n status: response.status,\n };\n }\n } else {\n return {\n success: false,\n error: `Server returned ${response.status}: ${response.statusText}`,\n status: response.status,\n };\n }\n } catch (fetchError: any) {\n clearTimeout(timeoutId);\n\n if (fetchError.name === \"AbortError\") {\n return {\n success: false,\n error: \"Request timed out - server may be unreachable\",\n };\n }\n\n throw fetchError;\n }\n } catch (error: any) {\n return {\n success: false,\n error: error.message || \"Unknown error occurred\",\n };\n }\n}\n\n/**\n * Test multiple MCP servers concurrently\n * @param servers - Array of MCP server configurations\n * @returns Promise>\n */\nexport async function testMCPServers(servers: MCPServerConfig[]): Promise> {\n const enabledServers = servers.filter(server => server.enabled && server.url);\n\n if (enabledServers.length === 0) {\n return {};\n }\n\n // Test all servers concurrently\n const testPromises = enabledServers.map(async (server) => {\n const result = await testMCPServer(server);\n return { serverId: server.id, result };\n });\n\n const results = await Promise.all(testPromises);\n\n // Convert to record format\n const resultRecord: Record = {};\n results.forEach(({ serverId, result }) => {\n resultRecord[serverId] = result;\n });\n\n return resultRecord;\n}",[],[82,156,173],"cda566d6-45fe-11f0-bcbd-76b3cceeab13","mcpPrompts.ts","a5eeb1b9-2a1d-4b0a-9b75-43dcad7a60d7",["D",1749562112245],"/**\n * Frontend MCP Prompts Utility\n *\n * Handles fetching prompts from MCP servers directly from the frontend\n * without requiring backend proxy endpoints.\n */\n\nimport type { MCPPrompt, MCPServerConfig } from \"../../shared/types.ts\";\n\nexport interface MCPPromptsResult {\n success: boolean;\n prompts: MCPPrompt[];\n error?: string;\n}\n\nexport { MCPServerConfig };\n\n/**\n * Fetch prompts from a single MCP server\n * @param server - MCP server configuration\n * @returns Promise\n */\nasync function fetchPromptsFromServer(server: MCPServerConfig): Promise {\n if (!server.enabled || !server.url) {\n return [];\n }\n\n try {\n const headers: Record = {\n \"Content-Type\": \"application/json\",\n };\n\n if (server.authorization_token) {\n headers[\"Authorization\"] = `Bearer ${server.authorization_token}`;\n }\n\n // Create abort controller for timeout\n const controller = new AbortController();\n const timeoutId = setTimeout(() => controller.abort(), 5000); // 5 second timeout\n\n try {\n // First, initialize the connection\n const initResponse = await fetch(server.url, {\n method: \"POST\",\n headers,\n body: JSON.stringify({\n jsonrpc: \"2.0\",\n method: \"initialize\",\n params: {\n protocolVersion: \"2024-11-05\",\n capabilities: {},\n clientInfo: {\n name: \"chat-client\",\n version: \"1.0.0\",\n },\n },\n id: 1,\n }),\n signal: controller.signal,\n });\n\n if (!initResponse.ok) {\n clearTimeout(timeoutId);\n return [];\n }\n\n // Then fetch prompts\n const promptsResponse = await fetch(server.url, {\n method: \"POST\",\n headers,\n body: JSON.stringify({\n jsonrpc: \"2.0\",\n method: \"prompts/list\",\n params: {},\n id: 2,\n }),\n signal: controller.signal,\n });\n\n clearTimeout(timeoutId);\n\n if (promptsResponse.ok) {\n const data = await promptsResponse.json();\n console.log(`[prompts/list response from ${server.name}]`, data);\n\n if (data.result && data.result.prompts) {\n return data.result.prompts.map((prompt: any) => ({\n name: prompt.name,\n description: prompt.description,\n serverName: server.name,\n serverId: server.id,\n arguments: prompt.arguments,\n }));\n }\n }\n } catch (fetchError: any) {\n clearTimeout(timeoutId);\n\n if (fetchError.name === \"AbortError\") {\n console.warn(`Timeout fetching prompts from ${server.name}`);\n } else {\n throw fetchError;\n }\n }\n\n return [];\n } catch (error) {\n console.warn(`Failed to fetch prompts from ${server.name}:`, error);\n return [];\n }\n}\n\n/**\n * Fetch prompts from all enabled MCP servers\n * @param servers - Array of MCP server configurations\n * @returns Promise\n */\nexport async function fetchMCPPrompts(servers: MCPServerConfig[]): Promise {\n try {\n if (!servers || !Array.isArray(servers)) {\n return {\n success: false,\n prompts: [],\n error: \"Servers array is required\",\n };\n }\n\n const enabledServers = servers.filter(server => server.enabled && server.url);\n\n if (enabledServers.length === 0) {\n return {\n success: true,\n prompts: [],\n };\n }\n\n // Fetch prompts from all enabled servers concurrently\n const promptPromises = enabledServers.map(server => fetchPromptsFromServer(server));\n const promptArrays = await Promise.all(promptPromises);\n\n // Flatten all prompts into a single array\n const allPrompts = promptArrays.flat();\n\n // Add a test prompt for development/testing purposes\n const testPrompt: MCPPrompt = {\n name: \"test\",\n description: \"Testing the system\",\n serverName: \"Built-in\",\n serverId: \"builtin\",\n arguments: [{\n name: \"subsystem\",\n description: \"Sub system to test\",\n required: false,\n }],\n };\n\n return {\n success: true,\n prompts: [testPrompt, ...allPrompts],\n };\n } catch (error: any) {\n return {\n success: false,\n prompts: [],\n error: error.message || \"Unknown error occurred\",\n };\n }\n}\n\n/**\n * Fetch prompts with caching support\n * @param servers - Array of MCP server configurations\n * @param cacheKey - Optional cache key for localStorage\n * @param maxCacheAge - Maximum cache age in milliseconds (default: 5 minutes)\n * @returns Promise\n */\nexport async function fetchMCPPromptsWithCache(\n servers: MCPServerConfig[],\n cacheKey: string = \"mcp_prompts_cache\",\n maxCacheAge: number = 0, // disable cache for now //5 * 60 * 1000 // 5 minutes\n): Promise {\n try {\n // Check cache first\n const cached = localStorage.getItem(cacheKey);\n if (cached) {\n const { timestamp, data } = JSON.parse(cached);\n const age = Date.now() - timestamp;\n\n if (age < maxCacheAge) {\n console.log(\"Using cached MCP prompts\");\n return {\n success: true,\n prompts: data,\n };\n }\n }\n\n // Fetch fresh data\n const result = await fetchMCPPrompts(servers);\n\n // Cache successful results\n if (result.success) {\n localStorage.setItem(\n cacheKey,\n JSON.stringify({\n timestamp: Date.now(),\n data: result.prompts,\n }),\n );\n }\n\n return result;\n } catch (error: any) {\n // If there's an error, try to return cached data as fallback\n const cached = localStorage.getItem(cacheKey);\n if (cached) {\n try {\n const { data } = JSON.parse(cached);\n console.warn(\"Using stale cached prompts due to fetch error:\", error);\n return {\n success: true,\n prompts: data,\n };\n } catch (cacheError) {\n // Cache is corrupted, clear it\n localStorage.removeItem(cacheKey);\n }\n }\n\n return {\n success: false,\n prompts: [],\n error: error.message || \"Unknown error occurred\",\n };\n }\n}\n\n/**\n * Clear the MCP prompts cache\n * @param cacheKey - Cache key to clear\n */\nexport function clearMCPPromptsCache(cacheKey: string = \"mcp_prompts_cache\"): void {\n localStorage.removeItem(cacheKey);\n}",[],[82,156,180],"cda50fd8-45fe-11f0-bcbd-76b3cceeab13","MCPClient.ts","cda51046-45fe-11f0-bcbd-76b3cceeab13",["D",1749562112245],"/**\n * Comprehensive MCP (Model Context Protocol) Client for Browser\n * Supports multiple transport mechanisms (HTTP, SSE, WebSocket)\n */\nimport type { MCPPrompt, MCPTool } from \"../shared/types.ts\";\n\n// Type definitions for MCP protocol\ninterface JsonRpcRequest {\n jsonrpc: \"2.0\";\n id: string | number;\n method: string;\n params?: any;\n}\n\ninterface JsonRpcResponse {\n jsonrpc: \"2.0\";\n id: string | number;\n result?: any;\n error?: JsonRpcError;\n}\n\ninterface JsonRpcError {\n code: number;\n message: string;\n data?: any;\n}\n\ninterface JsonRpcNotification {\n jsonrpc: \"2.0\";\n method: string;\n params?: any;\n}\n\ntype JsonRpcMessage = JsonRpcRequest | JsonRpcResponse | JsonRpcNotification;\n\n// MCP specific types\ninterface MCPCapabilities {\n tools?: boolean;\n prompts?: boolean;\n resources?: boolean;\n logging?: boolean;\n}\n\ninterface MCPInitializeParams {\n protocolVersion: string;\n capabilities: MCPCapabilities;\n clientInfo: {\n name: string;\n version: string;\n };\n}\n\ninterface MCPInitializeResult {\n protocolVersion: string;\n capabilities: MCPCapabilities;\n serverInfo: {\n name: string;\n version: string;\n };\n}\n\n// Transport types\ntype TransportType = \"http\" | \"sse\" | \"websocket\";\n\ninterface TransportConfig {\n type: TransportType;\n endpoint: string;\n headers?: Record;\n}\n\n// Abstract transport interface\ninterface Transport {\n connect(): Promise;\n disconnect(): void;\n sendRequest(request: JsonRpcRequest): Promise;\n onMessage(handler: (message: JsonRpcMessage) => void): void;\n onError(handler: (error: Error) => void): void;\n onClose(handler: () => void): void;\n}\n\n/**\n * HTTP Transport - Simple request/response\n */\nclass HttpTransport implements Transport {\n private messageHandler?: (message: JsonRpcMessage) => void;\n private errorHandler?: (error: Error) => void;\n private closeHandler?: () => void;\n\n constructor(\n private endpoint: string,\n private headers: Record = {},\n ) {}\n\n async connect(): Promise {\n // HTTP doesn't need persistent connection\n }\n\n disconnect(): void {\n // HTTP doesn't need explicit disconnect\n }\n\n async sendRequest(request: JsonRpcRequest): Promise {\n try {\n const response = await fetch(this.endpoint, {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n ...this.headers,\n },\n body: JSON.stringify(request),\n });\n\n if (!response.ok) {\n throw new Error(`HTTP error! status: ${response.status}`);\n }\n\n const data = await response.json();\n return data as JsonRpcResponse;\n } catch (error) {\n if (this.errorHandler) {\n this.errorHandler(error as Error);\n }\n throw error;\n }\n }\n\n onMessage(handler: (message: JsonRpcMessage) => void): void {\n this.messageHandler = handler;\n }\n\n onError(handler: (error: Error) => void): void {\n this.errorHandler = handler;\n }\n\n onClose(handler: () => void): void {\n this.closeHandler = handler;\n }\n}\n\n/**\n * SSE + HTTP Transport - Server-sent events for notifications, HTTP for requests\n */\nclass SseHttpTransport implements Transport {\n private eventSource?: EventSource;\n private messageHandler?: (message: JsonRpcMessage) => void;\n private errorHandler?: (error: Error) => void;\n private closeHandler?: () => void;\n\n constructor(\n private httpEndpoint: string,\n private sseEndpoint: string,\n private headers: Record = {},\n ) {}\n\n async connect(): Promise {\n return new Promise((resolve, reject) => {\n this.eventSource = new EventSource(this.sseEndpoint);\n\n this.eventSource.onopen = () => {\n resolve();\n };\n\n this.eventSource.onmessage = (event) => {\n try {\n const message = JSON.parse(event.data) as JsonRpcMessage;\n if (this.messageHandler) {\n this.messageHandler(message);\n }\n } catch (error) {\n if (this.errorHandler) {\n this.errorHandler(error as Error);\n }\n }\n };\n\n this.eventSource.onerror = (error) => {\n if (this.errorHandler) {\n this.errorHandler(new Error(\"SSE connection error\"));\n }\n if (this.eventSource?.readyState === EventSource.CLOSED) {\n if (this.closeHandler) {\n this.closeHandler();\n }\n reject(new Error(\"SSE connection failed\"));\n }\n };\n });\n }\n\n disconnect(): void {\n if (this.eventSource) {\n this.eventSource.close();\n if (this.closeHandler) {\n this.closeHandler();\n }\n }\n }\n\n async sendRequest(request: JsonRpcRequest): Promise {\n try {\n const response = await fetch(this.httpEndpoint, {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n ...this.headers,\n },\n body: JSON.stringify(request),\n });\n\n if (!response.ok) {\n throw new Error(`HTTP error! status: ${response.status}`);\n }\n\n const data = await response.json();\n return data as JsonRpcResponse;\n } catch (error) {\n if (this.errorHandler) {\n this.errorHandler(error as Error);\n }\n throw error;\n }\n }\n\n onMessage(handler: (message: JsonRpcMessage) => void): void {\n this.messageHandler = handler;\n }\n\n onError(handler: (error: Error) => void): void {\n this.errorHandler = handler;\n }\n\n onClose(handler: () => void): void {\n this.closeHandler = handler;\n }\n}\n\n/**\n * WebSocket Transport - Full duplex communication\n */\nclass WebSocketTransport implements Transport {\n private ws?: WebSocket;\n private messageHandler?: (message: JsonRpcMessage) => void;\n private errorHandler?: (error: Error) => void;\n private closeHandler?: () => void;\n private pendingRequests = new Map void>();\n\n constructor(private endpoint: string) {}\n\n async connect(): Promise {\n return new Promise((resolve, reject) => {\n this.ws = new WebSocket(this.endpoint);\n\n this.ws.onopen = () => {\n resolve();\n };\n\n this.ws.onmessage = (event) => {\n try {\n const message = JSON.parse(event.data) as JsonRpcMessage;\n\n // Handle responses to our requests\n if (\"id\" in message && message.id !== undefined) {\n const handler = this.pendingRequests.get(message.id);\n if (handler) {\n this.pendingRequests.delete(message.id);\n handler(message as JsonRpcResponse);\n return;\n }\n }\n\n // Handle notifications or other messages\n if (this.messageHandler) {\n this.messageHandler(message);\n }\n } catch (error) {\n if (this.errorHandler) {\n this.errorHandler(error as Error);\n }\n }\n };\n\n this.ws.onerror = (event) => {\n const error = new Error(\"WebSocket error\");\n if (this.errorHandler) {\n this.errorHandler(error);\n }\n reject(error);\n };\n\n this.ws.onclose = () => {\n if (this.closeHandler) {\n this.closeHandler();\n }\n };\n });\n }\n\n disconnect(): void {\n if (this.ws) {\n this.ws.close();\n }\n }\n\n async sendRequest(request: JsonRpcRequest): Promise {\n return new Promise((resolve, reject) => {\n if (!this.ws || this.ws.readyState !== WebSocket.OPEN) {\n reject(new Error(\"WebSocket not connected\"));\n return;\n }\n\n this.pendingRequests.set(request.id, resolve);\n this.ws.send(JSON.stringify(request));\n\n // Timeout after 30 seconds\n setTimeout(() => {\n if (this.pendingRequests.has(request.id)) {\n this.pendingRequests.delete(request.id);\n reject(new Error(\"Request timeout\"));\n }\n }, 30000);\n });\n }\n\n onMessage(handler: (message: JsonRpcMessage) => void): void {\n this.messageHandler = handler;\n }\n\n onError(handler: (error: Error) => void): void {\n this.errorHandler = handler;\n }\n\n onClose(handler: () => void): void {\n this.closeHandler = handler;\n }\n}\n\n// Event types\ntype MCPEventType = \"connected\" | \"disconnected\" | \"error\" | \"notification\" | \"message\";\n\ninterface MCPEventHandlers {\n connected?: () => void;\n disconnected?: (reason?: string) => void;\n error?: (error: Error) => void;\n notification?: (method: string, params: any) => void;\n message?: (message: JsonRpcMessage) => void;\n}\n\n/**\n * MCP Client with pluggable transport support\n */\nexport class MCPClient {\n private transport: Transport;\n private eventHandlers: MCPEventHandlers = {};\n private requestId = 0;\n private initialized = false;\n private capabilities: MCPCapabilities = {};\n private serverInfo: { name: string; version: string } | null = null;\n private tools: MCPTool[] = [];\n private prompts: MCPPrompt[] = [];\n\n isInitialized(): boolean {\n return this.initialized;\n }\n\n getCapabilities(): MCPCapabilities {\n return this.capabilities;\n }\n constructor(\n config: TransportConfig,\n private clientInfo = { name: \"MCP Browser Client\", version: \"1.0.0\" },\n ) {\n // Create appropriate transport based on config\n switch (config.type) {\n case \"http\":\n this.transport = new HttpTransport(config.endpoint, config.headers);\n break;\n case \"sse\":\n // SSE config expects endpoint to have both HTTP and SSE URLs\n const [httpUrl, sseUrl] = config.endpoint.split(\",\");\n if (!httpUrl || !sseUrl) {\n throw new Error(\"SSE transport requires \\\"httpUrl,sseUrl\\\" format\");\n }\n this.transport = new SseHttpTransport(httpUrl, sseUrl, config.headers);\n break;\n case \"websocket\":\n this.transport = new WebSocketTransport(config.endpoint);\n break;\n default:\n throw new Error(`Unknown transport type: ${config.type}`);\n }\n\n // Set up transport event handlers\n this.transport.onMessage((message) => this.handleMessage(message));\n this.transport.onError((error) => this.emit(\"error\", error));\n this.transport.onClose(() => {\n this.emit(\"disconnected\");\n this.initialized = false;\n });\n }\n\n /**\n * Connect to the MCP server\n */\n async connect(): Promise {\n await this.transport.connect();\n this.emit(\"connected\");\n await this.initialize();\n }\n\n /**\n * Disconnect from the MCP server\n */\n disconnect(): void {\n this.transport.disconnect();\n this.initialized = false;\n }\n\n /**\n * Initialize the MCP session\n */\n private async initialize(): Promise {\n const params: MCPInitializeParams = {\n protocolVersion: \"2025-03-26\",\n capabilities: {\n tools: true,\n prompts: true,\n resources: true,\n logging: true,\n },\n clientInfo: this.clientInfo,\n };\n\n const result = await this.sendRequest(\"initialize\", params);\n this.capabilities = result.capabilities;\n this.serverInfo = result.serverInfo;\n this.initialized = true;\n\n // Send initialized notification\n // this.sendNotification(\"initialized\", {});\n }\n\n /**\n * Send a JSON-RPC request\n */\n async sendRequest(method: string, params?: any): Promise {\n const id = ++this.requestId;\n const request: JsonRpcRequest = {\n jsonrpc: \"2.0\",\n id,\n method,\n params,\n };\n\n const response = await this.transport.sendRequest(request);\n\n if (response.error) {\n throw new Error(response.error.message);\n }\n\n return response.result as T;\n }\n\n /**\n * Send a JSON-RPC notification (no response expected)\n */\n async sendNotification(method: string, params?: any): Promise {\n const notification: JsonRpcNotification = {\n jsonrpc: \"2.0\",\n method: `notifications/${method}`,\n params,\n };\n\n // For HTTP transport, notifications are just requests without expecting response\n // For streaming transports, they're sent without an ID\n if (this.transport instanceof HttpTransport) {\n await fetch((this.transport as any).endpoint, {\n method: \"POST\",\n headers: {\n \"Content-Type\": \"application/json\",\n ...(this.transport as any).headers,\n },\n body: JSON.stringify(notification),\n });\n } else {\n // For WebSocket/SSE, we can send without expecting response\n await this.transport.sendRequest(notification as any);\n }\n }\n\n /**\n * Register event handlers\n */\n on(event: MCPEventType, handler: Function): void {\n switch (event) {\n case \"connected\":\n this.eventHandlers.connected = handler as () => void;\n break;\n case \"disconnected\":\n this.eventHandlers.disconnected = handler as (reason?: string) => void;\n break;\n case \"error\":\n this.eventHandlers.error = handler as (error: Error) => void;\n break;\n case \"notification\":\n this.eventHandlers.notification = handler as (method: string, params: any) => void;\n break;\n case \"message\":\n this.eventHandlers.message = handler as (message: JsonRpcMessage) => void;\n break;\n }\n }\n\n /**\n * Handle incoming messages\n */\n private handleMessage(message: JsonRpcMessage): void {\n this.emit(\"message\", message);\n\n // Handle notifications\n if (\"method\" in message && !(\"id\" in message)) {\n this.emit(\"notification\", message.method, message.params);\n }\n }\n\n /**\n * Emit events\n */\n private emit(event: \"connected\"): void;\n private emit(event: \"disconnected\", reason?: string): void;\n private emit(event: \"error\", error: Error): void;\n private emit(event: \"notification\", method: string, params: any): void;\n private emit(event: \"message\", message: JsonRpcMessage): void;\n private emit(event: MCPEventType, ...args: any[]): void {\n const handler = this.eventHandlers[event];\n if (handler) {\n handler(...args);\n }\n }\n\n // ... (All the MCP methods remain the same: listTools, callTool, etc.)\n\n /**\n * List available tools\n */\n async listTools(): Promise {\n if (!this.capabilities.tools) {\n throw new Error(\"Server does not support tools capability\");\n }\n if (this.tools && this.tools.length > 0) {\n return this.tools;\n }\n const result = await this.sendRequest<{ tools: any[] }>(\"tools/list\");\n this.tools = result.tools;\n return result.tools;\n }\n\n /**\n * Call a tool\n */\n async callTool(name: string, args: any): Promise {\n if (!this.capabilities.tools) {\n throw new Error(\"Server does not support tools capability\");\n }\n return this.sendRequest(\"tools/call\", { name, arguments: args });\n }\n\n /**\n * List available prompts\n */\n async listPrompts(): Promise {\n if (!this.capabilities.prompts) {\n throw new Error(\"Server does not support prompts capability\");\n }\n\n if (this.propmts) {\n return this.propmts;\n }\n const result = await this.sendRequest<{ prompts: any[] }>(\"prompts/list\");\n this.prompts = result.prompts;\n return result.prompts;\n }\n\n /**\n * Get a prompt\n */\n async getPrompt(name: string, args?: Record): Promise {\n if (!this.capabilities.prompts) {\n throw new Error(\"Server does not support prompts capability\");\n }\n const result = await this.sendRequest<{ prompt: string }>(\"prompts/get\", {\n name,\n arguments: args,\n });\n return result.prompt;\n }\n\n /**\n * List available resources\n */\n async listResources(): Promise {\n if (!this.capabilities.resources) {\n throw new Error(\"Server does not support resources capability\");\n }\n const result = await this.sendRequest<{ resources: any[] }>(\"resources/list\");\n return result.resources;\n }\n\n /**\n * Read a resource\n */\n async readResource(uri: string): Promise {\n if (!this.capabilities.resources) {\n throw new Error(\"Server does not support resources capability\");\n }\n const result = await this.sendRequest<{ contents: string }>(\"resources/read\", { uri });\n return result.contents;\n }\n\n /**\n * Send a log message\n */\n async log(level: \"debug\" | \"info\" | \"warning\" | \"error\", message: string, data?: any): Promise {\n if (!this.capabilities.logging) {\n throw new Error(\"Server does not support logging capability\");\n }\n await this.sendNotification(\"logging/log\", { level, message, data });\n }\n}\n\n// Example usage with different transports:\n/*\n// 1. Simple HTTP transport (request/response only)\nconst httpClient = new MCPClient({\n type: 'http',\n endpoint: 'https://api.example.com/mcp',\n headers: { 'Authorization': 'Bearer token' }\n});\n\n// 2. SSE + HTTP transport (server can push notifications)\nconst sseClient = new MCPClient({\n type: 'sse',\n endpoint: 'https://api.example.com/mcp,https://api.example.com/mcp/stream',\n headers: { 'Authorization': 'Bearer token' }\n});\n\n// 3. WebSocket transport (full duplex)\nconst wsClient = new MCPClient({\n type: 'websocket',\n endpoint: 'wss://api.example.com/mcp'\n});\n\n// Usage is the same regardless of transport\nawait httpClient.connect();\nconst tools = await httpClient.listTools();\nconst result = await httpClient.callTool('calculator', { op: 'add', a: 5, b: 3 });\n*/",[],[82,156,187],["D",1749083773738],[196,197],[82,83],{"_36":84,"_13":85,"_63":86,"_65":66,"_67":68,"_69":70,"_71":72,"_38":201,"_17":88,"_75":76,"_77":89,"_79":51,"_80":-5,"_105":202,"_18":203},{"_36":61,"_13":62,"_63":64,"_65":66,"_67":68,"_69":70,"_71":72,"_38":198,"_17":74,"_75":76,"_77":78,"_79":51,"_80":-5,"_105":199,"_18":200},["D",1749562112245],[],[82,83,62],["D",1749562112245],[],[82,83,85],"15b4432e-41a5-11f0-97a8-76b3cceeab13","components","873eb2ac-b0cb-4a58-bcf3-f4ac2142158f",["D",1749083773738],[210,211,212,213,214,215,216],[82,205],{"_36":259,"_13":260,"_63":261,"_65":206,"_67":68,"_69":70,"_71":72,"_38":262,"_17":88,"_75":76,"_77":263,"_79":51,"_80":-5,"_105":264,"_18":265},{"_36":252,"_13":253,"_63":254,"_65":206,"_67":68,"_69":70,"_71":72,"_38":255,"_17":74,"_75":76,"_77":256,"_79":51,"_80":-5,"_105":257,"_18":258},{"_36":245,"_13":246,"_63":247,"_65":206,"_67":68,"_69":70,"_71":72,"_38":248,"_17":74,"_75":76,"_77":249,"_79":51,"_80":-5,"_105":250,"_18":251},{"_36":238,"_13":239,"_63":240,"_65":206,"_67":68,"_69":70,"_71":72,"_38":241,"_17":74,"_75":76,"_77":242,"_79":51,"_80":-5,"_105":243,"_18":244},{"_36":231,"_13":232,"_63":233,"_65":206,"_67":68,"_69":70,"_71":72,"_38":234,"_17":88,"_75":76,"_77":235,"_79":51,"_80":-5,"_105":236,"_18":237},{"_36":224,"_13":225,"_63":226,"_65":206,"_67":68,"_69":70,"_71":72,"_38":227,"_17":88,"_75":76,"_77":228,"_79":51,"_80":-5,"_105":229,"_18":230},{"_36":217,"_13":218,"_63":219,"_65":206,"_67":68,"_69":70,"_71":72,"_38":220,"_17":88,"_75":76,"_77":221,"_79":51,"_80":-5,"_105":222,"_18":223},"cda54390-45fe-11f0-bcbd-76b3cceeab13","StreamingChat.tsx","833c30bb-b03d-47da-bd02-81e553f2d627",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useCallback, useEffect, useRef, useState } from \"https://esm.sh/react@18.2.0\";\nimport EnhancedCommandPalette from \"./EnhancedCommandPalette.tsx\";\nimport MessageComponent from \"./Message.tsx\";\n\nimport { createParser, type ParsedEvent, type ReconnectInterval } from \"https://esm.sh/eventsource-parser@2\";\n\nimport useAnthropicStream from \"../hooks/useAnthropicStream.tsx\";\nimport { AnthropicStreamEvent, MCPPrompt } from \"../shared/types.ts\";\nimport { MCPClient } from \"../utils/MCPClient.ts\";\n\nimport { AppConfig, Message } from \"./App.tsx\";\nimport CommandPalette from \"./CommandPalette.tsx\";\n\n/* ──────────────────────────── StreamingChat component ─────────────────────── */\n\ninterface StreamingChatProps {\n config: AppConfig;\n messages: Message[];\n mcpClients: MCPClient[];\n onAddMessage: (m: Omit) => void;\n onUpdateLastMessage: (content: string) => void;\n onDeleteMessage: (messageId: string) => void;\n onRetryFromMessage: (messageId: string) => string | null;\n onClearMessages: () => void;\n onOpenSettings: () => void;\n mcpStatusComponent?: any;\n}\n\nconst chatInputCacheKey = \"chat_input\";\n\nexport default function StreamingChat({\n config,\n messages,\n onAddMessage,\n onUpdateLastMessage,\n onDeleteMessage,\n onRetryFromMessage,\n onClearMessages,\n onOpenSettings,\n mcpStatusComponent,\n mcpClients,\n}: StreamingChatProps) {\n const [input, setInput] = useState(\"\");\n const [showCommandPalette, setShowCommandPalette] = useState(false);\n const [commandPalettePosition, setCommandPalettePosition] = useState({ bottom: \"0\", left: \"0\" });\n const textareaRef = useRef(null);\n const messagesEndRef = useRef(null);\n const [showMcpStatus, setShowMcpStatus] = useState(false);\n\n const { status, liveBlocks, send, abort } = useAnthropicStream(config);\n\n const thinking = status === \"thinking\";\n const streaming = status === \"streaming\";\n\n useEffect(() => {\n setInput(localStorage.getItem(chatInputCacheKey) || \"\");\n }, []);\n\n useEffect(() => {\n if (!streaming) {\n if (messages.length) {\n const last = messages[messages.length - 1];\n if (last.role === \"assistant\" && last.content[last.content.length - 1].type === \"mcp_tool_use\") {\n console.warn(\"Trailing mcp_tool_use block. Requires cleanup!\");\n last.content.push({\n tool_use_id: last.content[last.content.length - 1].id,\n type: \"mcp_tool_result\",\n is_error: true,\n content: [\n {\n type: \"text\",\n text: `Error: Output was terminated unexpectedly. Retry: yes.`,\n },\n ],\n });\n onUpdateLastMessage(last.content);\n }\n if (\n last.role === \"assistant\"\n && last.content[last.content.length - 1].type === \"mcp_tool_result\"\n && !last.content[last.content.length - 1].tool_use_id\n ) {\n console.warn(\"Trailing malformed mcp_tool_result block. Requires cleanup!\");\n last.content[last.content.length - 1] = {\n tool_use_id: last.content[last.content.length - 2].id,\n type: \"mcp_tool_result\",\n is_error: true,\n content: [\n {\n type: \"text\",\n text: `Error: Output was terminated unexpectedly. Retry: yes.`,\n },\n ],\n };\n onUpdateLastMessage(last.content);\n }\n }\n }\n }, [messages, streaming]);\n\n /* scroll to bottom on new content */\n useEffect(() => {\n messagesEndRef.current?.scrollIntoView({ behavior: \"smooth\" });\n }, [messages, liveBlocks]);\n\n /* auto-grow textarea */\n useEffect(() => {\n if (!textareaRef.current) return;\n textareaRef.current.style.height = \"auto\";\n textareaRef.current.style.height = `${textareaRef.current.scrollHeight}px`;\n }, [input]);\n\n /* handle command palette visibility */\n useEffect(() => {\n const shouldShow = input.startsWith(\"/\") && input.length >= 1;\n\n if (shouldShow && !showCommandPalette) {\n // Calculate position for command palette\n if (textareaRef.current) {\n const rect = textareaRef.current.getBoundingClientRect();\n setCommandPalettePosition({\n bottom: `${rect.height + 60}px`,\n left: \"1em\",\n });\n }\n setShowCommandPalette(true);\n } else if (!shouldShow && showCommandPalette) {\n setShowCommandPalette(false);\n }\n }, [input, showCommandPalette]);\n\n /* ── helpers ──────────────────────────────────────────────── */\n\n /** Handle command execution from palette */\n const handleCommandExecute = useCallback((result: string) => {\n // Replace the current input with the result\n console.log(\"[Chat] Execute command\", result);\n setInput(result);\n localStorage.setItem(chatInputCacheKey, result);\n\n // Focus back to textarea\n if (textareaRef.current) {\n textareaRef.current.focus();\n // Position cursor at the end\n setTimeout(() => {\n if (textareaRef.current) {\n textareaRef.current.setSelectionRange(result.length, result.length);\n }\n }, 0);\n }\n }, []);\n\n /** Retry a user message */\n const retryMessage = async (messageId: string) => {\n if (status !== \"idle\" || !config.anthropicApiKey) return;\n\n const userText = onRetryFromMessage(messageId);\n if (!userText) return;\n\n try {\n const assistant = await send(\n [...messages.slice(0, messages.findIndex(m => m.id === messageId) + 1)],\n userText,\n );\n onAddMessage(assistant);\n } catch (err: any) {\n console.error(err);\n abort();\n onAddMessage({\n role: \"system\",\n content: `Error: ${err.message ?? \"unknown\"}`,\n });\n }\n };\n\n /** Dispatch user input */\n const fireSend = async () => {\n if (!input.trim() || status !== \"idle\" || !config.anthropicApiKey) return;\n\n const userText = input.trim();\n setInput(\"\");\n localStorage.setItem(chatInputCacheKey, \"\");\n onAddMessage({ role: \"user\", content: userText });\n\n try {\n const assistant = await send(\n [...messages],\n userText,\n );\n onAddMessage(assistant);\n } catch (err: any) {\n console.error(err);\n abort();\n onAddMessage({\n role: \"system\",\n content: `Error: ${err.message ?? \"unknown\"}`,\n });\n }\n };\n\n /** Abort streaming and keep whatever we saw */\n const stopStreaming = () => {\n if (!streaming) return;\n\n const partial = liveBlocks\n ? liveBlocks.map((b) => {\n const { _streaming, ...rest } = b;\n return rest;\n })\n : [];\n\n abort();\n\n if (partial.length) {\n onAddMessage({\n role: \"assistant\",\n content: partial,\n });\n } else {\n onAddMessage({ role: \"system\", content: \"Message cancelled by user\" });\n }\n };\n\n const handleKeyDown = (e: React.KeyboardEvent) => {\n // Don't handle keys when command palette is managing them\n if (showCommandPalette) {\n return;\n }\n\n if (e.key === \"Enter\" && !e.shiftKey) {\n e.preventDefault();\n if (streaming) {\n stopStreaming();\n } else {\n fireSend();\n }\n }\n };\n\n const canSend = input?.trim() && status === \"idle\" && config.anthropicApiKey;\n\n /* ── UI ─────────────────────────────────────────────────────── */\n return (\n <>\n

\n {!config.anthropicApiKey && (\n

\n Please configure your Anthropic API key in settings to start chatting\n

\n )}\n\n {messages.map((m, i) => (\n onDeleteMessage(m.id)}\n onRetry={m.role === \"user\" ? () => retryMessage(m.id) : undefined}\n canRetry={m.role === \"user\" && status === \"idle\"}\n mcpClients={mcpClients}\n />\n ))}\n\n {/* live streaming preview */}\n {streaming && liveBlocks && (\n \n )}\n\n {!streaming && !thinking && !messages.length && !liveBlocks && (\n

\n Claude Chat
with MCP\n

\n Type / to see available prompts and tools\n

\n )}\n\n {thinking && (\n

\n Thinking\n

\n )}\n\n {streaming && (\n

\n Processing\n

\n )}\n

\n\n {/* Enhanced Command Palette */}\n setShowCommandPalette(false)}\n onExecute={handleCommandExecute}\n position={commandPalettePosition}\n visible={showCommandPalette}\n />\n\n {/* footer */}\n

\n {\n localStorage.setItem(chatInputCacheKey, e.target.value);\n setInput(e.target.value);\n }}\n onKeyDown={handleKeyDown}\n placeholder={config.anthropicApiKey\n ? streaming\n ? \"Press Enter to stop streaming…\"\n : \"Type your message or / for commands…\"\n : \"Configure API key in settings first\"}\n className=\"chat-input\"\n disabled={!config.anthropicApiKey || thinking}\n rows={1}\n />\n \n {streaming ? : }\n \n

\n\n

\n \n Clear all\n \n\n setShowMcpStatus(!showMcpStatus)}>\n Claude Chat • {config.mcpServers.filter((s) => s.enabled).length}/\n {config.mcpServers.length} MCP servers • {(streaming || (mcpClients.filter(c =>\n c.initialized\n ).length !== config.mcpServers.filter((s) => s.enabled).length))\n ? \n : }\n \n\n \n Settings \n \n

\n {/* Show MCP Status */}\n {mcpStatusComponent && (\n \n )}\n

\n \n );\n}\n\n/* Additional CSS for enhanced features */\nconst additionalStyles = `\n.placeholder-tips {\n margin-top: 20px;\n font-size: 14px;\n color: #666;\n}\n\n.placeholder-tips code {\n background: #f0f0f0;\n padding: 2px 6px;\n border-radius: 3px;\n font-family: monospace;\n}\n`;",[],[82,205,218],"cda53a6c-45fe-11f0-bcbd-76b3cceeab13","Settings.tsx","c6c0aeb1-e907-4974-9650-85a90c9b48e2",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useState } from \"https://esm.sh/react@18.2.0\";\nimport { MCPServerConfig } from \"../../shared/types.ts\";\nimport { AppConfig } from \"./App.tsx\";\nimport { testMCPServer } from \"../utils/mcpTesting.ts\";\n\ninterface SettingsProps {\n config: AppConfig;\n onUpdateConfig: (config: Partial) => void;\n onClose: () => void;\n}\n\ninterface TestResult {\n [serverId: string]: {\n status: \"testing\" | \"success\" | \"error\";\n message?: string;\n };\n}\n\nexport default function Settings({ config, onUpdateConfig, onClose }: SettingsProps) {\n const [apiKey, setApiKey] = useState(config.anthropicApiKey);\n const [mcpServers, setMcpServers] = useState(config.mcpServers);\n const [selectedModel, setSelectedModel] = useState(config.selectedModel);\n const [testResults, setTestResults] = useState({});\n\n const availableModels = [\n { id: \"claude-opus-4-20250514\", name: \"Claude Opus 4\" },\n { id: \"claude-sonnet-4-20250514\", name: \"Claude Sonnet 4\" },\n { id: \"claude-3-7-sonnet-20250219\", name: \"Claude 3.7 Sonnet\" },\n { id: \"claude-3-5-opus-20241022\", name: \"Claude 3.5 Opus\" },\n { id: \"claude-3-5-sonnet-20241022\", name: \"Claude 3.5 Sonnet\" },\n { id: \"claude-3-5-haiku-20241022\", name: \"Claude 3.5 Haiku\" },\n { id: \"claude-3-opus-20240229\", name: \"Claude 3 Opus\" },\n { id: \"claude-3-sonnet-20240229\", name: \"Claude 3 Sonnet\" },\n { id: \"claude-3-haiku-20240307\", name: \"Claude 3 Haiku\" },\n ];\n\n const handleSave = () => {\n onUpdateConfig({\n anthropicApiKey: apiKey,\n mcpServers: mcpServers,\n selectedModel: selectedModel,\n });\n onClose();\n };\n\n const addMcpServer = () => {\n const newServer: MCPServerConfig = {\n id: `mcp-${Date.now()}`,\n name: \"New MCP Server\",\n url: \"\",\n authorization_token: \"\",\n enabled: true,\n };\n setMcpServers([...mcpServers, newServer]);\n };\n\n const updateMcpServer = (id: string, updates: Partial) => {\n setMcpServers(servers => servers.map(server => server.id === id ? { ...server, ...updates } : server));\n };\n\n const removeMcpServer = (id: string) => {\n setMcpServers(servers => servers.filter(server => server.id !== id));\n };\n\n const toggleMcpServer = (id: string) => {\n updateMcpServer(id, { enabled: !mcpServers.find(s => s.id === id)?.enabled });\n };\n\n const testMcpServer = async (server: MCPServerConfig) => {\n if (!server.url) {\n setTestResults(prev => ({\n ...prev,\n [server.id]: { status: \"error\", message: \"URL is required\" },\n }));\n return;\n }\n\n setTestResults(prev => ({\n ...prev,\n [server.id]: { status: \"testing\" },\n }));\n\n try {\n const result = await testMCPServer(server);\n\n setTestResults(prev => ({\n ...prev,\n [server.id]: {\n status: result.success ? \"success\" : \"error\",\n message: result.success ? result.message : result.error,\n },\n }));\n } catch (error: any) {\n setTestResults(prev => ({\n ...prev,\n [server.id]: {\n status: \"error\",\n message: error.message || \"Failed to test server\",\n },\n }));\n }\n };\n\n const getTestButtonContent = (server: MCPServerConfig) => {\n const result = testResults[server.id];\n if (!result) return \"Test\";\n\n switch (result.status) {\n case \"testing\":\n return \"⏳\";\n case \"success\":\n return \"✅\";\n case \"error\":\n return \"❌\";\n default:\n return \"Test\";\n }\n };\n\n const getTestButtonTitle = (server: MCPServerConfig) => {\n const result = testResults[server.id];\n if (!result) return \"Test MCP server connection\";\n\n switch (result.status) {\n case \"testing\":\n return \"Testing connection...\";\n case \"success\":\n return `Success: ${result.message}`;\n case \"error\":\n return `Error: ${result.message}`;\n default:\n return \"Test MCP server connection\";\n }\n };\n\n return (\n

e.target === e.currentTarget && onClose()}>\n

\n \n

\n\n {/* API Key Section */}\n

\n Anthropic API Key\n setApiKey(e.target.value)}\n placeholder=\"sk-ant-...\"\n className=\"form-input\"\n />\n

\n Get your API key from{\" \"}\n \n Anthropic Console\n \n

\n\n {/* Model Selection */}\n

\n Model\n setSelectedModel(e.target.value)}\n className=\"form-input\"\n >\n {availableModels.map((model) => (\n \n ))}\n \n

\n Choose the Claude model to use for conversations. Changes apply to new messages without clearing chat\n history.\n

\n\n {/* MCP Servers Section */}\n

\n \n MCP Servers{\" \"}\n \n \n

\n\n {mcpServers.map((server) => (\n

\n updateMcpServer(server.id, { name: e.target.value })}\n className=\"mcp-server-name bg-transparent border-none outline-none flex-1\"\n placeholder=\"Server name\"\n />\n

\n testMcpServer(server)}\n disabled={testResults[server.id]?.status === \"testing\"}\n className=\"btn-small button\"\n title={getTestButtonTitle(server)}\n >\n {getTestButtonContent(server)}\n \n \n toggleMcpServer(server.id)}\n />\n \n \n removeMcpServer(server.id)}\n className=\"btn-small button\"\n title=\"Remove server\"\n >\n delete\n \n

\n\n

\n updateMcpServer(server.id, { url: e.target.value })}\n placeholder=\"https://example.com/mcp\"\n className=\"form-input text-sm\"\n />\n updateMcpServer(server.id, { authorization_token: e.target.value })}\n placeholder=\"Authorization token\"\n className=\"form-input text-sm\"\n />\n {testResults[server.id]?.message && (\n \n {testResults[server.id].message}\n

\n )}\n

\n ))}\n\n {mcpServers.length === 0 && (\n

\n No MCP servers configured. Add one to get started.\n

\n )}\n

\n\n {/* Action Buttons */}\n

\n \n \n

\n );\n}",[],[82,205,225],"cda532ba-45fe-11f0-bcbd-76b3cceeab13","Message.tsx","d48db81c-c575-4982-af56-60ed26d50c75",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport { marked } from \"https://cdn.jsdelivr.net/npm/marked/lib/marked.esm.js\";\nimport React, { useEffect, useRef, useState } from \"https://esm.sh/react@18.2.0\";\nimport { Message } from \"./App.tsx\";\nimport HTMLRenderer from \"./HTMLRenderer.tsx\";\nimport { MCPClient } from \"../utils/MCPClient.ts\";\n\ninterface MessageProps {\n message: Message;\n onDelete?: () => void;\n onRetry?: () => void;\n canRetry?: boolean;\n mcpClients?: MCPClient[]; // Add MCP clients for HTML renderer\n}\n\n/* ──────────────────────────── Streaming-block helper types ────────────────── */\ninterface AnthropicBlock {\n type: string;\n text?: string;\n language?: string; // for code blocks\n _streaming?: boolean; // present on the *current* block being streamed\n /* keep-all for future keys */\n [key: string]: any;\n}\n\n/* ───────────────────────────────────────────────────────────────────────────── */\n\nexport default function MessageComponent({ message, onDelete, onRetry, canRetry, mcpClients = [] }: MessageProps) {\n const formatRegularContent = (content: string) =>

;\n\n const [now, setNow] = useState(new Date());\n\n useEffect(() => {\n // create a interval and get the id\n const myInterval = setInterval(() => {\n setNow(new Date());\n }, 10_000);\n // clear out the interval using the id when unmounting the component\n return () => clearInterval(myInterval);\n }, []);\n\n const formatTimestamp = (timestamp: number, forceFull: boolean) => {\n if (!timestamp) return;\n const date = new Date(timestamp);\n const diffMs = now.getTime() - date.getTime();\n const diffSecs = Math.floor(diffMs / 1000);\n const diffMins = Math.floor(diffMs / (1000 * 60));\n const diffHours = Math.floor(diffMs / (1000 * 60 * 60));\n const diffDays = Math.floor(diffMs / (1000 * 60 * 60 * 24));\n\n if (!forceFull && diffSecs < 5) return \"just now\";\n if (!forceFull && diffSecs < 60) return `${diffSecs}s ago`;\n if (!forceFull && diffMins < 60) return `${diffMins}m ago`;\n if (!forceFull && diffHours < 24) return `${diffHours}h ago`;\n if (!forceFull && diffDays < 7) return `${diffDays}d ago`;\n\n // For older messages, show date\n return date.toLocaleDateString(undefined, {\n month: \"short\",\n day: \"numeric\",\n ...(date.getFullYear() !== now.getFullYear() && { year: \"numeric\" }),\n });\n };\n\n const onCopy = (target: any) => {\n if (typeof target.content === \"string\") {\n navigator.clipboard.writeText(target.content);\n } else {\n navigator.clipboard.writeText(target.content.map(b => b.text).join(\"\\n\"));\n }\n\n alert(\"Copied to clipboard\");\n };\n\n /* ═══════ 1. Renderer for *streaming* Anthropic blocks (live preview) ══════ */\n\n const renderAnthropicBlocks = (blocks: AnthropicBlock[]) => (\n

\n {blocks.map((blk, idx) => {\n switch (blk.type) {\n case \"text\":\n return (\n

\n {formatRegularContent(blk.text ?? \"\")}\n {blk._streaming && ▊}\n

\n );\n\n case \"code\":\n // Re-wrap code in markdown fences so existing MD pipeline highlights it\n return (\n

\n onCopy(blk)}>\n \n \n {formatRegularContent(\n `\\`\\`\\`${blk.language ?? \"\"}\\n${blk.text ?? \"\"}\\n\\`\\`\\``,\n )}\n

\n );\n\n case \"mcp_tool_use\":\n return (\n
\n
\n {blk.name}\n
\n
\n onCopy(blk)}>\n \n \n {JSON.stringify(blk, null, 2)}\n
\n
\n );\n\n case \"mcp_tool_result\":\n try {\n const res = JSON.parse(blk.content[0].text);\n if (typeof res.output?.html === \"string\") {\n return (\n \n );\n }\n } catch (err) {\n console.warn(\"Failed to parse MCP tool result payload\", err, { blk });\n }\n return (\n
\n
{blk.is_error ? \"(Error)\" : \"Ok\"}
\n
\n onCopy(blk)}>\n \n \n {typeof blk.content === 'string' ? blk.content : blk.content.map(b => b.text).join(\"\\n\")}\n
\n
\n );\n\n /* Unknown or future block types */\n default:\n return (\n
\n
{blk.type}
\n
\n onCopy(blk)}>\n \n \n {typeof blk.content === 'string' ? blk.content : blk.content.map(b => b.text).join(\"\\n\")}\n
\n
\n );\n }\n })}\n

\n );\n\n /* ═══════ Decide renderer based on runtime type ═══════════════════════════ */\n\n const renderContent = () => {\n const content = message.content as unknown;\n\n // 1. Live preview (array of blocks)\n if (Array.isArray(content)) {\n return renderAnthropicBlocks(content as AnthropicBlock[]);\n } else {\n return renderAnthropicBlocks([{ type: \"text\", text: message.content }]);\n }\n\n // 3. Defensive fallback\n return (\n
\n {JSON.stringify(content, null, 2)}\n
\n );\n };\n\n /* ═══════ Render wrapper ══════════════════════════════════════════════════ */\n\n return (\n
\n
\n {renderContent()}\n
\n
\n \n {formatTimestamp(message.timestamp)}\n \n {onRetry && canRetry && (\n \n \n \n )}\n {onDelete && (\n \n \n \n )}\n {onCopy && (\n onCopy(message)}\n title=\"Copy this message\"\n >\n \n \n )}\n
\n
\n );\n}",[],[82,205,232],"cda4f714-45fe-11f0-bcbd-76b3cceeab13","MCPStatus.tsx","cda4f796-45fe-11f0-bcbd-76b3cceeab13",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useEffect, useRef, useState } from \"https://esm.sh/react@18.2.0\";\nimport { MCPClient } from \"../utils/MCPClient.ts\"; // Import the MCP client we created\n\n// Type definitions\ninterface MCPPrompt {\n serverId: string;\n name: string;\n description?: string;\n arguments?: Array<{\n name: string;\n description?: string;\n required?: boolean;\n }>;\n}\n\ninterface MCPTool {\n serverId: string;\n name: string;\n description?: string;\n inputSchema?: any;\n}\n\ninterface MCPServerConfig {\n id: string;\n name: string;\n url?: string;\n enabled: boolean;\n authorization_token?: string;\n}\n\ninterface MCPTestResult {\n success: boolean;\n error?: string;\n}\n\ninterface MCPStatusProps {\n servers: MCPServerConfig[];\n onServerUpdate?: (serverId: string, updates: Partial) => void;\n className?: string;\n show: boolean;\n}\n\ninterface MCPServerStatus {\n server: MCPServerConfig;\n testResult: MCPTestResult | null;\n prompts: MCPPrompt[];\n tools: MCPTool[];\n isExpanded: boolean;\n lastChecked: number | null;\n client?: MCPClient;\n}\n\nexport default function MCPStatus({ servers, onServerUpdate, show, className = \"\" }: MCPStatusProps) {\n const [serverStatuses, setServerStatuses] = useState>({});\n const [isInitializing, setIsInitializing] = useState(true);\n const [showDetails, setShowDetails] = useState(false);\n const clientsRef = useRef>(new Map());\n\n // Initialize server statuses\n useEffect(() => {\n const initializeStatuses = () => {\n setIsInitializing(true);\n const statuses: Record = {};\n servers.forEach(server => {\n statuses[server.id] = {\n server,\n testResult: null,\n prompts: [],\n tools: [],\n isExpanded: false,\n lastChecked: null,\n };\n });\n setServerStatuses(statuses);\n };\n\n initializeStatuses();\n }, [servers]);\n\n // Cleanup clients on unmount\n useEffect(() => {\n return () => {\n clientsRef.current.forEach(client => {\n client.disconnect();\n });\n clientsRef.current.clear();\n };\n }, []);\n\n // Test a single server using MCP client\n const testServer = async (server: MCPServerConfig): Promise => {\n if (!server.url) {\n return { success: false, error: \"No URL configured\" };\n }\n\n // Clean up existing client if any\n const existingClient = clientsRef.current.get(server.id);\n if (existingClient) {\n existingClient.disconnect();\n clientsRef.current.delete(server.id);\n }\n\n try {\n // Determine transport type based on URL\n let transportConfig: any;\n if (server.url.startsWith(\"ws://\") || server.url.startsWith(\"wss://\")) {\n transportConfig = {\n type: \"websocket\",\n endpoint: server.url,\n };\n } else if (server.url.includes(\",\")) {\n // Assume SSE format: \"httpUrl,sseUrl\"\n transportConfig = {\n type: \"sse\",\n endpoint: server.url,\n headers: server.authorization_token\n ? {\n \"Authorization\": `Bearer ${server.authorization_token}`,\n }\n : {},\n };\n } else {\n // Default to HTTP\n transportConfig = {\n type: \"http\",\n endpoint: server.url,\n headers: server.authorization_token\n ? {\n \"Authorization\": `Bearer ${server.authorization_token}`,\n }\n : {},\n };\n }\n\n const client = new MCPClient(transportConfig, {\n name: `MCPStatus-${server.name}`,\n version: \"1.0.0\",\n });\n\n // Set up error handler\n client.on(\"error\", (error: Error) => {\n console.error(`[MCP Status] Error from server ${server.id}:`, error);\n });\n\n // Connect and initialize\n await client.connect();\n clientsRef.current.set(server.id, client);\n\n return { success: true };\n } catch (error) {\n console.error(`[MCP Status] Failed to connect to ${server.name}:`, error);\n return {\n success: false,\n error: error instanceof Error ? error.message : \"Connection failed\",\n };\n }\n };\n\n // Fetch prompts from a server\n const fetchPrompts = async (server: MCPServerConfig): Promise => {\n const client = clientsRef.current.get(server.id);\n if (!client || !client.isInitialized()) {\n return [];\n }\n\n try {\n const prompts = await client.listPrompts();\n return prompts.map(prompt => ({\n serverId: server.id,\n ...prompt,\n }));\n } catch (error) {\n console.error(`[MCP Status] Failed to fetch prompts from ${server.name}:`, error);\n return [];\n }\n };\n\n // Fetch tools from a server\n const fetchTools = async (server: MCPServerConfig): Promise => {\n const client = clientsRef.current.get(server.id);\n console.log(\"[MCP Status] Fetching tools from\", server.name, client?.isInitialized(), client);\n if (!client || !client.isInitialized()) {\n return [];\n }\n\n try {\n const tools = await client.listTools();\n return tools.map(tool => ({\n serverId: server.id,\n ...tool,\n }));\n } catch (error) {\n console.error(`[MCP Status] Failed to fetch tools from ${server.name}:`, error);\n return [];\n }\n };\n\n // Auto-check enabled servers on startup\n useEffect(() => {\n const checkEnabledServers = async () => {\n if (!isInitializing) return;\n\n const enabledServers = servers.filter(s => s.enabled && s.url);\n if (enabledServers.length === 0) {\n setIsInitializing(false);\n return;\n }\n\n console.log(`[MCP Status] Checking ${enabledServers.length} enabled servers...`);\n\n try {\n // Test all enabled servers in parallel\n const testPromises = enabledServers.map(async server => {\n // const testResult = await testServer(server);\n // let prompts: MCPPrompt[] = [];\n // let tools: MCPTool[] = [];\n\n // if (testResult.success) {\n // // Fetch prompts and tools if test succeeded\n // [prompts, tools] = await Promise.all([\n // fetchPrompts(server),\n // fetchTools(server),\n // ]);\n // }\n const testResult = { status: \"mocked\" };\n const prompts = [];\n const tools = [];\n\n return {\n serverId: server.id,\n testResult,\n prompts,\n tools,\n };\n });\n\n const results = await Promise.all(testPromises);\n\n // Update statuses\n setServerStatuses(prev => {\n const updated = { ...prev };\n\n results.forEach(({ serverId, testResult, prompts, tools }) => {\n if (updated[serverId]) {\n updated[serverId] = {\n ...updated[serverId],\n testResult,\n prompts,\n tools,\n lastChecked: Date.now(),\n };\n }\n });\n\n return updated;\n });\n\n console.log(`[MCP Status] Startup check complete:`, {\n tested: results.length,\n successful: results.filter(r => r.testResult.success).length,\n prompts: results.reduce((sum, r) => sum + r.prompts.length, 0),\n tools: results.reduce((sum, r) => sum + r.tools.length, 0),\n }, results);\n } catch (error) {\n console.error(\"[MCP Status] Error during startup check:\", error);\n } finally {\n setIsInitializing(false);\n }\n };\n\n checkEnabledServers();\n }, [servers, isInitializing]);\n\n // Manual refresh function\n const refreshServer = async (serverId: string) => {\n const server = servers.find(s => s.id === serverId);\n if (!server || !server.enabled || !server.url) return;\n\n setServerStatuses(prev => ({\n ...prev,\n [serverId]: {\n ...prev[serverId],\n testResult: null, // Clear previous result to show loading\n },\n }));\n\n try {\n const testResult = await testServer(server);\n let prompts: MCPPrompt[] = [];\n let tools: MCPTool[] = [];\n\n if (testResult.success) {\n [prompts, tools] = await Promise.all([\n fetchPrompts(server),\n fetchTools(server),\n ]);\n }\n\n setServerStatuses(prev => ({\n ...prev,\n [serverId]: {\n ...prev[serverId],\n testResult,\n prompts,\n tools,\n lastChecked: Date.now(),\n },\n }));\n } catch (error) {\n console.error(`[MCP Status] Error refreshing server ${serverId}:`, error);\n setServerStatuses(prev => ({\n ...prev,\n [serverId]: {\n ...prev[serverId],\n testResult: { success: false, error: \"Refresh failed\" },\n lastChecked: Date.now(),\n },\n }));\n }\n };\n\n const toggleServerExpansion = (serverId: string) => {\n setServerStatuses(prev => ({\n ...prev,\n [serverId]: {\n ...prev[serverId],\n isExpanded: !prev[serverId]?.isExpanded,\n },\n }));\n };\n\n const getStatusIcon = (status: MCPServerStatus) => {\n if (!status.server.enabled) return \"⚪\"; // Disabled\n if (!status.server.url) return \"⚠️\"; // No URL\n if (status.testResult === null) return \"⏳\"; // Testing/Loading\n return status.testResult.success ? \"✅\" : \"❌\"; // Success/Error\n };\n\n const getStatusText = (status: MCPServerStatus) => {\n if (!status.server.enabled) return \"Disabled\";\n if (!status.server.url) return \"No URL configured\";\n if (status.testResult === null) return \"Checking...\";\n if (status.testResult.success) {\n const promptCount = status.prompts.length;\n const toolCount = status.tools.length;\n const items = [];\n if (promptCount > 0) items.push(`${promptCount} prompt${promptCount !== 1 ? \"s\" : \"\"}`);\n if (toolCount > 0) items.push(`${toolCount} tool${toolCount !== 1 ? \"s\" : \"\"}`);\n\n // Add server info if available\n const client = clientsRef.current.get(status.server.id);\n if (client && client.server) {\n return `Online (${client.server.name} v${client.server.version})${\n items.length > 0 ? ` - ${items.join(\", \")}` : \"\"\n }`;\n }\n\n return `Online${items.length > 0 ? ` (${items.join(\", \")})` : \"\"}`;\n }\n return `Error: ${status.testResult.error}`;\n };\n\n const enabledServers = servers.filter(s => s.enabled);\n const onlineServers = Object.values(serverStatuses).filter(s => s.server.enabled && s.testResult?.success);\n const totalPrompts = Object.values(serverStatuses).reduce((sum, s) => sum + s.prompts.length, 0);\n const totalTools = Object.values(serverStatuses).reduce((sum, s) => sum + s.tools.length, 0);\n\n if (isInitializing) {\n return (\n
\n
\n ⏳\n Initializing MCP servers...\n
\n
\n );\n }\n\n if (!show) return null;\n\n return (\n
\n
setShowDetails(!showDetails)}>\n \n {enabledServers.length === 0\n ? \"⚪\"\n : onlineServers.length === enabledServers.length\n ? \"✅\"\n : onlineServers.length > 0\n ? \"⚠️\"\n : \"❌\"}\n \n \n {enabledServers.length === 0\n ? \"No MCP servers enabled\"\n : `${onlineServers.length}/${enabledServers.length} servers online • ${totalPrompts} prompts • ${totalTools} tools`}\n \n {showDetails ? \"▼\" : \"▶\"}\n
\n\n {showDetails && (\n
\n {servers.length === 0\n ? (\n
\n No MCP servers configured\n
\n )\n : (\n servers.map(server => {\n const status = serverStatuses[server.id];\n if (!status) return null;\n\n const client = clientsRef.current.get(server.id);\n\n return (\n
\n toggleServerExpansion(server.id)}\n >\n {getStatusIcon(status)}\n {server.name}\n {getStatusText(status)}\n
\n {server.enabled && server.url && (\n {\n e.stopPropagation();\n refreshServer(server.id);\n }}\n className=\"refresh-button\"\n title=\"Refresh server status\"\n disabled={status.testResult === null}\n >\n 🔄\n \n )}\n \n {status.isExpanded ? \"▼\" : \"▶\"}\n \n
\n
\n\n {status.isExpanded && (\n
\n
\n
\n URL:\n {server.url || \"Not configured\"}\n
\n
\n Auth:\n \n {server.authorization_token ? \"Configured\" : \"None\"}\n \n
\n {client && (\n <>\n
\n Transport:\n \n {server.url?.startsWith(\"ws\")\n ? \"WebSocket\"\n : server.url?.includes(\",\")\n ? \"SSE + HTTP\"\n : \"HTTP\"}\n \n
\n {client.serverCapabilities && (\n
\n Capabilities:\n \n {Object.entries(client.serverCapabilities)\n .filter(([_, enabled]) => enabled)\n .map(([cap]) => cap)\n .join(\", \") || \"None\"}\n \n
\n )}\n \n )}\n {status.lastChecked && (\n
\n Last checked:\n \n {new Date(status.lastChecked).toLocaleTimeString()}\n \n
\n )}\n
\n\n {status.prompts.length > 0 && (\n
\n
Available Prompts ({status.prompts.length})
\n
\n {status.prompts.map((prompt, index) => (\n
\n /{prompt.name}\n {prompt.description && (\n {prompt.description}\n )}\n {prompt.arguments && prompt.arguments.length > 0 && (\n
\n {prompt.arguments.map((arg, argIndex) => (\n \n {arg.required ? `<${arg.name}>` : `[${arg.name}]`}\n \n ))}\n
\n )}\n
\n ))}\n
\n
\n )}\n\n {status.tools.length > 0 && (\n
\n
Available Tools ({status.tools.length})
\n
\n {status.tools.map((tool, index) => (\n
\n {tool.name}\n {tool.description && {tool.description}}\n {tool.inputSchema && (\n
\n
\n
Input Schema
\n
\n {JSON.stringify(tool.inputSchema, null, 2)}\n
\n
\n
\n )}\n
\n ))}\n
\n
\n )}\n\n {status.testResult && !status.testResult.success && (\n
\n Error: {status.testResult.error}\n
\n )}\n
\n )}\n
\n );\n })\n )}\n
\n )}\n

\n );\n}\n\n// CSS styles for the component (add to your stylesheet)\nconst styles = `\n.mcp-status {\n font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;\n font-size: 14px;\n color: #333;\n}\n\n.mcp-status-summary {\n display: flex;\n align-items: center;\n gap: 8px;\n padding: 8px 12px;\n background: #f5f5f5;\n border-radius: 6px;\n cursor: pointer;\n user-select: none;\n}\n\n.mcp-status-summary:hover {\n background: #e8e8e8;\n}\n\n.status-icon {\n font-size: 16px;\n}\n\n.status-text {\n flex: 1;\n}\n\n.expand-icon {\n font-size: 12px;\n opacity: 0.6;\n}\n\n.mcp-status-details {\n margin-top: 8px;\n padding: 12px;\n background: #f9f9f9;\n border-radius: 6px;\n}\n\n.mcp-server-status {\n margin-bottom: 12px;\n background: white;\n border-radius: 6px;\n overflow: hidden;\n box-shadow: 0 1px 3px rgba(0,0,0,0.1);\n}\n\n.mcp-server-header {\n display: flex;\n align-items: center;\n gap: 8px;\n padding: 10px 12px;\n cursor: pointer;\n user-select: none;\n}\n\n.mcp-server-header:hover {\n background: #f5f5f5;\n}\n\n.server-icon {\n font-size: 16px;\n}\n\n.server-name {\n font-weight: 500;\n flex: 0 0 auto;\n}\n\n.server-status {\n flex: 1;\n font-size: 13px;\n color: #666;\n}\n\n.server-actions {\n display: flex;\n align-items: center;\n gap: 8px;\n}\n\n.refresh-button {\n padding: 4px 8px;\n background: none;\n border: none;\n cursor: pointer;\n font-size: 14px;\n opacity: 0.6;\n transition: opacity 0.2s;\n}\n\n.refresh-button:hover:not(:disabled) {\n opacity: 1;\n}\n\n.refresh-button:disabled {\n cursor: not-allowed;\n opacity: 0.3;\n}\n\n.mcp-server-details {\n padding: 12px;\n border-top: 1px solid #e0e0e0;\n}\n\n.server-info {\n margin-bottom: 12px;\n}\n\n.info-row {\n display: flex;\n gap: 8px;\n margin-bottom: 4px;\n font-size: 13px;\n}\n\n.info-label {\n font-weight: 500;\n opacity: 0.7;\n flex: 0 0 100px;\n}\n\n.info-value {\n color: #666;\n}\n\n.server-prompts,\n.server-tools {\n margin-top: 16px;\n}\n\n.server-prompts h4,\n.server-tools h4 {\n font-size: 14px;\n font-weight: 500;\n margin-bottom: 8px;\n}\n\n.prompts-list,\n.tools-list {\n display: flex;\n flex-direction: column;\n gap: 8px;\n}\n\n.prompt-item,\n.tool-item {\n padding: 8px;\n background: #f5f5f5;\n border-radius: 4px;\n}\n\n.prompt-name,\n.tool-name {\n font-weight: 500;\n font-family: monospace;\n font-size: 13px;\n}\n\n.prompt-description,\n.tool-description {\n display: block;\n font-size: 12px;\n color: #666;\n margin-top: 4px;\n}\n\n.prompt-args {\n display: flex;\n gap: 8px;\n margin-top: 4px;\n}\n\n.prompt-arg {\n font-family: monospace;\n font-size: 12px;\n color: #0066cc;\n}\n\n.tool-schema {\n margin-top: 8px;\n}\n\n.tool-schema summary {\n font-size: 12px;\n cursor: pointer;\n user-select: none;\n opacity: 0.7;\n}\n\n.schema-json {\n margin-top: 4px;\n padding: 8px;\n background: #f0f0f0;\n border-radius: 4px;\n font-size: 11px;\n overflow-x: auto;\n}\n\n.server-error {\n margin-top: 12px;\n padding: 8px;\n background: #ffebee;\n color: #c62828;\n border-radius: 4px;\n font-size: 13px;\n}\n\n.mcp-status-empty {\n text-align: center;\n color: #666;\n padding: 20px;\n}\n`;",[],[82,205,239],"cda4e6de-45fe-11f0-bcbd-76b3cceeab13","HTMLRenderer.tsx","cda4e760-45fe-11f0-bcbd-76b3cceeab13",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useEffect, useRef, useState, useCallback } from \"https://esm.sh/react@18.2.0\";\nimport { MCPClient } from \"../utils/MCPClient.ts\";\n\ninterface HTMLRendererProps {\n html: string;\n mcpClients?: MCPClient[];\n className?: string;\n}\n\ninterface MCPContextAPI {\n // Tool operations\n listTools: () => Promise;\n callTool: (serverName: string, toolName: string, args: any) => Promise;\n \n // Prompt operations\n listPrompts: () => Promise;\n getPrompt: (serverName: string, promptName: string, args?: Record) => Promise;\n \n // Resource operations\n listResources: () => Promise;\n readResource: (serverName: string, uri: string) => Promise;\n \n // Utility functions\n log: (level: \"debug\" | \"info\" | \"warning\" | \"error\", message: string, data?: any) => void;\n \n // UI interactions\n requestFullscreen: () => void;\n exitFullscreen: () => void;\n isFullscreen: () => boolean;\n}\n\n/**\n * HTMLRenderer - Encapsulated component for rendering HTML output from MCP tools\n * \n * Features:\n * - Renders HTML in a secure iframe\n * - Provides fullscreen enter/exit affordances\n * - Exposes MCP context API to iframe content\n * - Handles iframe communication via postMessage\n */\nexport default function HTMLRenderer({ html, mcpClients = [], className = \"\" }: HTMLRendererProps) {\n const iframeRef = useRef(null);\n const containerRef = useRef(null);\n const [isFullscreen, setIsFullscreen] = useState(false);\n const [isLoading, setIsLoading] = useState(true);\n\n // Create MCP context API that will be exposed to iframe\n const createMCPContext = useCallback((): MCPContextAPI => {\n const findClientByName = (serverName: string) => {\n return mcpClients.find(client => \n (client as any).serverInfo?.name === serverName || \n (client as any).clientInfo?.name === serverName\n );\n };\n\n return {\n // Tool operations\n listTools: async () => {\n const allTools = [];\n for (const client of mcpClients) {\n try {\n const tools = await client.listTools();\n allTools.push(...tools.map(tool => ({\n ...tool,\n serverName: (client as any).serverInfo?.name || 'Unknown'\n })));\n } catch (error) {\n console.warn('Failed to list tools from client:', error);\n }\n }\n return allTools;\n },\n\n callTool: async (serverName: string, toolName: string, args: any) => {\n const client = findClientByName(serverName);\n if (!client) {\n throw new Error(`MCP server \"${serverName}\" not found`);\n }\n return await client.callTool(toolName, args);\n },\n\n // Prompt operations\n listPrompts: async () => {\n const allPrompts = [];\n for (const client of mcpClients) {\n try {\n const prompts = await client.listPrompts();\n allPrompts.push(...prompts.map(prompt => ({\n ...prompt,\n serverName: (client as any).serverInfo?.name || 'Unknown'\n })));\n } catch (error) {\n console.warn('Failed to list prompts from client:', error);\n }\n }\n return allPrompts;\n },\n\n getPrompt: async (serverName: string, promptName: string, args?: Record) => {\n const client = findClientByName(serverName);\n if (!client) {\n throw new Error(`MCP server \"${serverName}\" not found`);\n }\n return await client.getPrompt(promptName, args);\n },\n\n // Resource operations\n listResources: async () => {\n const allResources = [];\n for (const client of mcpClients) {\n try {\n const resources = await client.listResources();\n allResources.push(...resources.map(resource => ({\n ...resource,\n serverName: (client as any).serverInfo?.name || 'Unknown'\n })));\n } catch (error) {\n console.warn('Failed to list resources from client:', error);\n }\n }\n return allResources;\n },\n\n readResource: async (serverName: string, uri: string) => {\n const client = findClientByName(serverName);\n if (!client) {\n throw new Error(`MCP server \"${serverName}\" not found`);\n }\n return await client.readResource(uri);\n },\n\n // Utility functions\n log: (level: \"debug\" | \"info\" | \"warning\" | \"error\", message: string, data?: any) => {\n console[level](`[HTMLRenderer] ${message}`, data);\n },\n\n // UI interactions\n requestFullscreen: () => {\n if (containerRef.current && !isFullscreen) {\n enterFullscreen();\n }\n },\n\n exitFullscreen: () => {\n if (isFullscreen) {\n exitFullscreen();\n }\n },\n\n isFullscreen: () => isFullscreen\n };\n }, [mcpClients, isFullscreen]);\n\n // Fullscreen functionality\n const enterFullscreen = useCallback(() => {\n const container = containerRef.current;\n if (!container) return;\n\n if (container.requestFullscreen) {\n container.requestFullscreen();\n } else if ((container as any).webkitRequestFullscreen) {\n (container as any).webkitRequestFullscreen();\n } else if ((container as any).msRequestFullscreen) {\n (container as any).msRequestFullscreen();\n }\n }, []);\n\n const exitFullscreen = useCallback(() => {\n if (document.exitFullscreen) {\n document.exitFullscreen();\n } else if ((document as any).webkitExitFullscreen) {\n (document as any).webkitExitFullscreen();\n } else if ((document as any).msExitFullscreen) {\n (document as any).msExitFullscreen();\n }\n }, []);\n\n // Handle fullscreen change events\n useEffect(() => {\n const handleFullscreenChange = () => {\n const isCurrentlyFullscreen = !!(\n document.fullscreenElement ||\n (document as any).webkitFullscreenElement ||\n (document as any).msFullscreenElement\n );\n setIsFullscreen(isCurrentlyFullscreen);\n };\n\n document.addEventListener('fullscreenchange', handleFullscreenChange);\n document.addEventListener('webkitfullscreenchange', handleFullscreenChange);\n document.addEventListener('msfullscreenchange', handleFullscreenChange);\n\n return () => {\n document.removeEventListener('fullscreenchange', handleFullscreenChange);\n document.removeEventListener('webkitfullscreenchange', handleFullscreenChange);\n document.removeEventListener('msfullscreenchange', handleFullscreenChange);\n };\n }, []);\n\n // Handle iframe communication\n useEffect(() => {\n const handleMessage = async (event: MessageEvent) => {\n const iframe = iframeRef.current;\n if (!iframe || event.source !== iframe.contentWindow) {\n return;\n }\n\n const { type, id, method, args } = event.data;\n\n if (type !== 'mcp-api-call') {\n return;\n }\n\n try {\n const mcpContext = createMCPContext();\n const methodFunc = (mcpContext as any)[method];\n \n if (typeof methodFunc !== 'function') {\n throw new Error(`Unknown MCP API method: ${method}`);\n }\n\n const result = await methodFunc(...(args || []));\n \n iframe.contentWindow?.postMessage({\n type: 'mcp-api-response',\n id,\n success: true,\n result\n }, '*');\n } catch (error) {\n iframe.contentWindow?.postMessage({\n type: 'mcp-api-response',\n id,\n success: false,\n error: error instanceof Error ? error.message : String(error)\n }, '*');\n }\n };\n\n window.addEventListener('message', handleMessage);\n return () => window.removeEventListener('message', handleMessage);\n }, [createMCPContext]);\n\n // Create iframe content with injected MCP context\n const createIframeContent = useCallback(() => {\n const contextScript = `\n \n `;\n\n return `\n \n \n \n \n \n \n ${contextScript}\n \n \n
\n \n
\n \n
\n ${html}\n
\n \n \n \n \n `;\n }, [html]);\n\n // Handle iframe load\n const handleIframeLoad = useCallback(() => {\n setIsLoading(false);\n \n // Listen for iframe ready message\n const handleIframeReady = (event: MessageEvent) => {\n if (event.data.type === 'iframe-ready' && event.source === iframeRef.current?.contentWindow) {\n // Iframe is ready, send initial fullscreen state\n iframeRef.current?.contentWindow?.postMessage({\n type: 'fullscreen-changed',\n isFullscreen\n }, '*');\n }\n };\n\n window.addEventListener('message', handleIframeReady);\n return () => window.removeEventListener('message', handleIframeReady);\n }, [isFullscreen]);\n\n // Notify iframe of fullscreen changes\n useEffect(() => {\n if (iframeRef.current?.contentWindow) {\n iframeRef.current.contentWindow.postMessage({\n type: 'fullscreen-changed',\n isFullscreen\n }, '*');\n }\n }, [isFullscreen]);\n\n return (\n
\n {/* External fullscreen controls */}\n {!isFullscreen && (\n
\n e.currentTarget.style.background = 'rgba(0, 0, 0, 0.9)'}\n onMouseLeave={(e) => e.currentTarget.style.background = 'rgba(0, 0, 0, 0.7)'}\n title=\"Enter fullscreen\"\n >\n ⛶\n \n
\n )}\n\n {/* Loading indicator */}\n {isLoading && (\n
\n
\n
\n
\n
\n
\n Loading HTML content...\n
\n )}\n\n {/* Iframe */}\n \n
\n );\n}",[],[82,205,246],"cda4d004-45fe-11f0-bcbd-76b3cceeab13","EnhancedCommandPalette.tsx","cda4d0d6-45fe-11f0-bcbd-76b3cceeab13",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useCallback, useEffect, useRef, useState } from \"https://esm.sh/react@18.2.0\";\nimport { MCPClient } from \"../utils/MCPClient.ts\";\n\n// Type definitions\ninterface MCPPrompt {\n serverId: string;\n serverName: string;\n name: string;\n description?: string;\n arguments?: Array<{\n name: string;\n description?: string;\n required?: boolean;\n }>;\n}\n\ninterface MCPTool {\n serverId: string;\n serverName: string;\n name: string;\n description?: string;\n inputSchema?: any;\n}\n\ninterface MCPServerConfig {\n id: string;\n name: string;\n url?: string;\n enabled: boolean;\n authorization_token?: string;\n}\n\ntype CommandType = \"prompt\" | \"tool\";\n\ninterface Command {\n type: CommandType;\n serverId: string;\n serverName: string;\n name: string;\n description?: string;\n data: MCPPrompt | MCPTool;\n}\n\ninterface CommandPaletteProps {\n servers: MCPServerConfig[];\n query: string;\n onClose: () => void;\n onExecute: (result: string) => void;\n position: { bottom: string; left: string };\n visible: boolean;\n mcpClients: MCPClient[];\n}\n\ninterface ArgumentValue {\n [key: string]: string;\n}\n\nexport default function EnhancedCommandPalette({\n servers,\n query,\n onClose,\n onExecute,\n position,\n visible,\n mcpClients,\n}: CommandPaletteProps) {\n const [commands, setCommands] = useState([]);\n const [selectedIndex, setSelectedIndex] = useState(0);\n const [loading, setLoading] = useState(false);\n const [error, setError] = useState(null);\n const [showArgumentDialog, setShowArgumentDialog] = useState(false);\n const [selectedCommand, setSelectedCommand] = useState(null);\n const [argumentValues, setArgumentValues] = useState({});\n const clientsRef = useRef>(new Map());\n const argumentInputRefs = useRef>(new Map());\n\n // Initialize MCP clients and fetch prompts/tools\n useEffect(() => {\n const initializeClients = async () => {\n console.log(`[CMD] Initializing MCP clients...`, servers);\n if (!visible) return;\n\n setLoading(true);\n setError(null);\n\n const newCommands: Command[] = [];\n\n for (const client of mcpClients) {\n let server = {\n name: \"Unkown\",\n id: \"unknown\",\n };\n try {\n console.log(\"[CMD] MCP Client\", client);\n server.name = client.serverInfo.name;\n server.id = client.serverInfo.name;\n\n if (!client || !client.isInitialized()) {\n console.warn(`[CMD] Failed to get initialize client `, { client });\n return;\n }\n\n // Fetch prompts and tools\n const [prompts, tools] = await Promise.all([\n client.listPrompts().catch(() => {\n console.warn(`Failed to fetch prompts for ${server.name}`);\n return [];\n }),\n client.listTools().catch(() => {\n console.warn(`Failed to fetch tools for ${server.name}`);\n return [];\n }),\n ]);\n\n clientsRef.current.set(server.id, client);\n\n console.log({ tools, prompts });\n\n // Add prompts as commands\n prompts.forEach(prompt => {\n newCommands.push({\n type: \"prompt\",\n serverId: server.id,\n serverName: server.name,\n name: prompt.name,\n description: prompt.description,\n data: { ...prompt, serverId: server.id, serverName: server.name },\n });\n });\n\n // Add tools as commands\n tools.forEach(tool => {\n newCommands.push({\n type: \"tool\",\n serverId: server.id,\n serverName: server.name,\n name: tool.name,\n description: tool.description,\n data: { ...tool, serverId: server.id, serverName: server.name },\n });\n });\n } catch (error) {\n console.error(`Failed to initialize client for ${server.name}:`, error);\n }\n }\n\n setCommands(newCommands);\n setLoading(false);\n };\n\n initializeClients();\n }, [servers, visible, mcpClients]);\n\n // Clean up clients on unmount\n useEffect(() => {\n return () => {\n clientsRef.current.forEach(client => client.disconnect());\n clientsRef.current.clear();\n };\n }, []);\n\n // Filter commands based on query\n const getFilteredCommands = useCallback(() => {\n if (!query.startsWith(\"/\")) return [];\n\n const searchQuery = query.slice(1).toLowerCase();\n const [commandPart, ...argParts] = searchQuery.split(\" \");\n\n // If user has already typed arguments, don't show palette\n if (argParts.length > 0) return [];\n\n return commands.filter(command => {\n const nameMatch = command.name.toLowerCase().includes(commandPart);\n const descMatch = command.description?.toLowerCase().includes(commandPart);\n const typeMatch = commandPart.startsWith(\"tool:\") && command.type === \"tool\";\n const promptMatch = commandPart.startsWith(\"prompt:\") && command.type === \"prompt\";\n\n return nameMatch || descMatch || typeMatch || promptMatch;\n });\n }, [query, commands]);\n\n // Handle keyboard navigation\n useEffect(() => {\n if (!visible) return;\n\n const handleKeyDown = (e: KeyboardEvent) => {\n const filtered = getFilteredCommands();\n\n switch (e.key) {\n case \"ArrowDown\":\n e.preventDefault();\n setSelectedIndex(prev => (prev + 1) % Math.max(1, filtered.length));\n break;\n case \"ArrowUp\":\n e.preventDefault();\n setSelectedIndex(prev => prev === 0 ? filtered.length - 1 : prev - 1);\n break;\n case \"Enter\":\n e.preventDefault();\n if (filtered[selectedIndex]) {\n handleCommandSelect(filtered[selectedIndex]);\n }\n break;\n case \"Escape\":\n e.preventDefault();\n if (showArgumentDialog) {\n setShowArgumentDialog(false);\n setSelectedCommand(null);\n setArgumentValues({});\n } else {\n onClose();\n }\n break;\n }\n };\n\n document.addEventListener(\"keydown\", handleKeyDown);\n return () => document.removeEventListener(\"keydown\", handleKeyDown);\n }, [visible, selectedIndex, getFilteredCommands, showArgumentDialog]);\n\n // Reset selected index when query changes\n useEffect(() => {\n setSelectedIndex(0);\n }, [query]);\n\n // Handle command selection\n const handleCommandSelect = async (command: Command) => {\n console.log(\"Command selected:\", command);\n if (command.type === \"prompt\") {\n const prompt = command.data as MCPPrompt;\n\n // Check if prompt has required arguments\n if (prompt.arguments && prompt.arguments.some(arg => arg.required)) {\n setSelectedCommand(command);\n setShowArgumentDialog(true);\n setArgumentValues({});\n\n // Focus first input after dialog shows\n setTimeout(() => {\n const firstInput = argumentInputRefs.current.values().next().value;\n firstInput?.focus();\n }, 50);\n } else {\n // Execute prompt without arguments\n await executePrompt(command, {});\n }\n } else if (command.type === \"tool\") {\n const tool = command.data as MCPTool;\n\n // Check if tool requires input\n if (tool.inputSchema?.properties && Object.keys(tool.inputSchema.properties).length > 0) {\n setSelectedCommand(command);\n setShowArgumentDialog(true);\n setArgumentValues({});\n\n // Focus first input after dialog shows\n setTimeout(() => {\n const firstInput = argumentInputRefs.current.values().next().value;\n firstInput?.focus();\n }, 50);\n } else {\n // Execute tool without arguments\n await executeTool(command, {});\n }\n }\n };\n\n // Execute a prompt\n const executePrompt = async (command: Command, args: ArgumentValue) => {\n const client = clientsRef.current.get(command.serverId);\n if (!client) {\n setError(\"Server not connected\");\n return;\n }\n\n try {\n setLoading(true);\n const result = await client.getPrompt(command.name, args);\n console.log(\"[CMD] Prompt result:\", result);\n onExecute(result);\n onClose();\n } catch (error) {\n console.error(\"Failed to execute prompt:\", error);\n setError(error instanceof Error ? error.message : \"Failed to execute prompt\");\n } finally {\n setLoading(false);\n }\n };\n\n // Execute a tool\n const executeTool = async (command: Command, args: ArgumentValue) => {\n const client = clientsRef.current.get(command.serverId);\n if (!client) {\n setError(\"Server not connected\");\n return;\n }\n\n try {\n setLoading(true);\n const result = await client.callTool(command.name, args);\n\n // Format tool result as a message\n const formattedResult = `Tool: ${command.name}\\nResult: ${JSON.stringify(result, null, 2)}`;\n onExecute(formattedResult);\n onClose();\n } catch (error) {\n console.error(\"Failed to execute tool:\", error);\n setError(error instanceof Error ? error.message : \"Failed to execute tool\");\n } finally {\n setLoading(false);\n }\n };\n\n // Handle argument submission\n const handleArgumentSubmit = async () => {\n if (!selectedCommand) return;\n\n if (selectedCommand.type === \"prompt\") {\n await executePrompt(selectedCommand, argumentValues);\n } else {\n await executeTool(selectedCommand, argumentValues);\n }\n\n setShowArgumentDialog(false);\n setSelectedCommand(null);\n setArgumentValues({});\n };\n\n const filteredCommands = getFilteredCommands();\n\n if (!visible || filteredCommands.length === 0) {\n return null;\n }\n\n return (\n <>\n \n {loading && (\n
\n \n \n {\" \"}\n Loading commands...\n
\n )}\n\n {error && (\n
\n {error}\n
\n )}\n\n {!loading && !error && filteredCommands.slice(0, 10).map((command, index) => (\n handleCommandSelect(command)}\n onMouseEnter={() => setSelectedIndex(index)}\n >\n
\n \n {command.type === \"prompt\" ? : }\n \n /{command.name}\n {command.serverName}\n
\n {command.description && (\n
\n {command.description}\n
\n )}\n {command.type === \"prompt\" && (command.data as MCPPrompt).arguments?.length > 0 && (\n
\n Args: {(command.data as MCPPrompt).arguments!.map(arg =>\n `${arg.name}${arg.required ? \"*\" : \"\"}`\n ).join(\", \")}\n
\n )}\n {command.type === \"tool\" && (command.data as MCPTool).inputSchema?.properties && (\n
\n Input: {Object.keys((command.data as MCPTool).inputSchema.properties).join(\", \")}\n
\n )}\n

\n ))}\n

\n\n {/* Argument Dialog */}\n {showArgumentDialog && selectedCommand && (\n setShowArgumentDialog(false)}\n >\n e.stopPropagation()}\n style={{\n position: \"absolute\",\n bottom: position.bottom,\n left: position.left,\n right: \"1em\",\n maxWidth: \"500px\",\n }}\n >\n
\n
\n {selectedCommand.type === \"prompt\"\n ? \n : } {selectedCommand.name}\n
\n setShowArgumentDialog(false)}\n >\n ✕\n \n
\n\n
\n {selectedCommand.description &&
{selectedCommand.description}
}\n\n {selectedCommand.type === \"prompt\" && (\n
\n {(selectedCommand.data as MCPPrompt).arguments?.map((arg, index) => (\n
\n \n {arg.name}\n {arg.required && \"*\"}\n {arg.description && - {arg.description}}\n \n {\n if (el)\n argumentInputRefs.current.set(arg.name, el);\n }}\n type=\"text\"\n value={argumentValues[arg.name] || \"\"}\n onChange={(e) =>\n setArgumentValues(prev => ({\n ...prev,\n [arg.name]: e.target.value,\n }))}\n placeholder={`Enter ${arg.name}...`}\n required={arg.required}\n onKeyDown={(e) => {\n if (\n e.key === \"Enter\" && index === (selectedCommand.data as MCPPrompt).arguments!.length - 1\n ) {\n e.preventDefault();\n handleArgumentSubmit();\n }\n }}\n />\n
\n ))}\n
\n )}\n\n {selectedCommand.type === \"tool\" && (selectedCommand.data as MCPTool).inputSchema?.properties && (\n
\n {Object.entries((selectedCommand.data as MCPTool).inputSchema.properties).map((\n [key, schema]: [string, any],\n index,\n arr,\n ) => (\n
\n \n {key}\n {(selectedCommand.data as MCPTool).inputSchema.required?.includes(key) && \"*\"}\n {schema.description && - {schema.description}}\n \n {\n if (el) argumentInputRefs.current.set(key, el);\n }}\n type={schema.type === \"number\" ? \"number\" : \"text\"}\n value={argumentValues[key] || \"\"}\n onChange={(e) =>\n setArgumentValues(prev => ({\n ...prev,\n [key]: e.target.value,\n }))}\n placeholder={`Enter ${key}...`}\n required={(selectedCommand.data as MCPTool).inputSchema.required?.includes(key)}\n onKeyDown={(e) => {\n if (e.key === \"Enter\" && index === arr.length - 1) {\n e.preventDefault();\n handleArgumentSubmit();\n }\n }}\n />\n
\n ))}\n
\n )}\n
\n\n
\n setShowArgumentDialog(false)}\n >\n Cancel\n \n \n {loading ? \"Executing...\" : \"Execute\"}\n \n
\n

\n )}\n \n );\n}",[],[82,205,253],"cda52dec-45fe-11f0-bcbd-76b3cceeab13","App.tsx","e94fa3c1-1a87-4d5b-b3c8-f7860e945ade",["D",1749562112245],"/** @jsxImportSource https://esm.sh/react@18.2.0 */\nimport React, { useEffect, useState } from \"https://esm.sh/react@18.2.0\";\nimport { MCPServerConfig } from \"../../shared/types.ts\";\nimport useMCPClients from \"../hooks/useMCPClients.tsx\";\nimport MCPStatus from \"./MCPStatus.tsx\";\nimport Settings from \"./Settings.tsx\";\nimport StreamingChat from \"./StreamingChat.tsx\";\n\nexport interface Message {\n id: string;\n role: \"user\" | \"assistant\" | \"system\";\n content: string;\n timestamp: number;\n}\n\nexport interface AppConfig {\n anthropicApiKey: string;\n mcpServers: MCPServerConfig[];\n selectedModel: string;\n}\n\nconst DEFAULT_MCP_SERVERS: MCPServerConfig[] = [\n {\n id: \"contextual-mcp\",\n name: \"Contextual\",\n url: \"https://c15r--1564b217248f4a97a4d37bfe82cb8b19.web.val.run/mcp\",\n authorization_token: \"\",\n enabled: true,\n },\n];\n\nexport default function App() {\n const [config, setConfig] = useState({\n anthropicApiKey: \"\",\n mcpServers: [],\n selectedModel: \"claude-3-5-sonnet-20241022\",\n });\n const [showSettings, setShowSettings] = useState(false);\n const [messages, setMessages] = useState([]);\n\n // Initialize MCP clients based on server configurations\n const { connectedClients, getClientStates, connectedCount } = useMCPClients(config.mcpServers);\n\n console.log(`[App] MCP Clients`, connectedCount);\n // Load config from localStorage on mount\n useEffect(() => {\n const savedApiKey = localStorage.getItem(\"anthropic_api_key\");\n const savedMcpServers = localStorage.getItem(\"mcp_servers\");\n const savedMessages = localStorage.getItem(\"chat_messages\");\n const savedModel = localStorage.getItem(\"selected_model\");\n\n setConfig({\n anthropicApiKey: savedApiKey || \"\",\n mcpServers: savedMcpServers ? JSON.parse(savedMcpServers) : DEFAULT_MCP_SERVERS,\n selectedModel: savedModel || \"claude-3-5-sonnet-20241022\",\n });\n\n // Load saved messages\n if (savedMessages) {\n try {\n const parsedMessages = JSON.parse(savedMessages);\n setMessages(parsedMessages);\n } catch (error) {\n console.error(\"Failed to load saved messages:\", error);\n }\n }\n\n // Show settings if no API key is configured\n if (!savedApiKey) {\n setShowSettings(true);\n }\n }, []);\n\n // Save config to localStorage when it changes\n useEffect(() => {\n if (config.anthropicApiKey) {\n localStorage.setItem(\"anthropic_api_key\", config.anthropicApiKey);\n }\n localStorage.setItem(\"mcp_servers\", JSON.stringify(config.mcpServers));\n localStorage.setItem(\"selected_model\", config.selectedModel);\n }, [config]);\n\n // Save messages to localStorage when they change\n useEffect(() => {\n localStorage.setItem(\"chat_messages\", JSON.stringify(messages));\n }, [messages]);\n\n const updateConfig = (newConfig: Partial) => {\n setConfig(prev => ({ ...prev, ...newConfig }));\n };\n\n const updateMCPServer = (serverId: string, updates: Partial) => {\n setConfig(prev => ({\n ...prev,\n mcpServers: prev.mcpServers.map(server => server.id === serverId ? { ...server, ...updates } : server),\n }));\n };\n\n const addMessage = (message: Omit) => {\n setMessages(prev => [...prev, {\n ...message,\n id: crypto.randomUUID(),\n timestamp: Date.now(),\n }]);\n };\n\n const updateLastMessage = (content: string) => {\n setMessages(prev => {\n if (prev.length === 0) return prev;\n const updated = [...prev];\n updated[updated.length - 1] = { ...updated[updated.length - 1], content };\n return updated;\n });\n };\n\n const deleteMessage = (messageId: string) => {\n setMessages(prev => prev.filter(msg => msg.id !== messageId));\n };\n\n const retryFromMessage = (messageId: string) => {\n const messageIndex = messages.findIndex(msg => msg.id === messageId);\n if (messageIndex === -1) return null;\n\n const message = messages[messageIndex];\n if (message.role !== \"user\") return null;\n\n // Delete all messages after this one (including assistant responses)\n setMessages(prev => prev.slice(0, messageIndex + 1));\n\n // Return the user message content for resubmission\n return message.content;\n };\n\n const clearMessages = () => {\n setMessages([]);\n };\n\n return (\n
\n setShowSettings(true)}\n mcpStatusComponent={{\n component: MCPStatus,\n props: {\n mcpServers: config.mcpServers,\n onUpdateMCPServer: updateMCPServer,\n },\n }}\n />\n {showSettings && (\n setShowSettings(false)}\n />\n )}\n
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