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Tipos del dominio de la despensa\n\nexport type MetodoPago = \"efectivo\" | \"transferencia\";\nexport type TipoMovimiento = \"venta\" | \"gasto\";\nexport type TipoFiado = \"fiado\" | \"pago\";\n\nexport interface MovimientoCaja {\n descripcion: string;\n tipo: TipoMovimiento;\n metodoPago: MetodoPago;\n monto: number;\n fecha: string; // ISO string\n}\n\nexport interface Producto {\n categoria?: string;\n codigo_barras?: string;\n marca?: string;\n nombre: string;\n precio_compra?: number;\n precio_venta: number;\n stock_actual: number;\n stock_minimo: number;\n stock_maximo?: number;\n}\n\nexport interface MovimientoFiado {\n tipo: TipoFiado;\n monto: number;\n fecha: string; // ISO string\n}\n\nexport interface ClienteFiado {\n nombre: string;\n movs?: Record;\n}\n\n// Tipo que Claude devuelve al interpretar un mensaje\nexport interface Intent {\n accion:\n | \"consultar_ventas_hoy\"\n | \"consultar_caja_hoy\"\n | \"stock_bajo\"\n | \"buscar_producto\"\n | \"consultar_fiados\"\n | \"registrar_venta\"\n | \"modificar_precio\"\n | \"registrar_gasto\"\n | \"no_entendido\";\n params: {\n nombre?: string;\n producto?: string;\n cantidad?: number;\n metodoPago?: MetodoPago;\n cliente?: string;\n nuevo_precio?: number;\n descripcion?: string;\n monto?: number;\n mensaje?: string;\n };\n}\n","label",[153],"95bfcde0-087c-45be-8e60-4a21e74af160",["D",1784769527232],[27],"896402e0-3bfc-4839-a300-1ef16b4ef32d","intents.ts","07cf053c-862d-11f1-a3a9-1607ee4eb77e",5,["D",1784766338775],"// Manejadores de intenciones — cada función ejecuta la acción contra Firebase\n// y devuelve un mensaje en español listo para enviar por Telegram\n\nimport { fbGet, fbPatch, fbPost } from \"./firebase.ts\";\nimport type {\n ClienteFiado,\n Intent,\n MetodoPago,\n MovimientoCaja,\n Producto,\n} from \"./types.ts\";\n\n// ─── Helpers ────────────────────────────────────────────────\n\nconst money = (n: number) => `$${n.toLocaleString(\"es-AR\")}`;\n\n/** Devuelve YYYY-MM-DD de hoy en zona horaria local */\nfunction todayStr(): string {\n return new Date().toISOString().slice(0, 10);\n}\n\n/** Filtra movimientos cuya fecha empieza con hoy */\nfunction isToday(fecha: string): boolean {\n return fecha.startsWith(todayStr());\n}\n\n/** Busca productos por nombre (parcial, case-insensitive) */\nfunction buscarProductos(\n productos: Record | null,\n query: string,\n): Array<[string, Producto]> {\n if (!productos) return [];\n const q = query.toLowerCase().trim();\n return Object.entries(productos).filter(([, p]) =>\n p.nombre.toLowerCase().includes(q) ||\n (p.marca ?? \"\").toLowerCase().includes(q)\n );\n}\n\n// ─── Intent: consultar_ventas_hoy ───────────────────────────\n\nasync function consultarVentasHoy(): Promise {\n const movs = await fbGet>(\"/caja/movs\");\n if (!movs) return \"📭 No hay movimientos registrados.\";\n\n const ventasHoy = Object.entries(movs)\n .filter(([, m]) => m.tipo === \"venta\" && isToday(m.fecha));\n\n if (ventasHoy.length === 0) {\n return \"📭 No se registraron ventas hoy.\";\n }\n\n const total = ventasHoy.reduce((sum, [, m]) => sum + m.monto, 0);\n const lineas = ventasHoy.map(([, m]) =>\n ` • ${m.descripcion} — ${money(m.monto)} (${m.metodoPago})`\n ).join(\"\\n\");\n\n return `📊 *Ventas de hoy*\\n${lineas}\\n\\n💰 *Total: ${money(total)}*`;\n}\n\n// ─── Intent: consultar_caja_hoy ─────────────────────────────\n\nasync function consultarCajaHoy(): Promise {\n const movs = await fbGet>(\"/caja/movs\");\n if (!movs) return \"📭 No hay movimientos registrados.\";\n\n const movsHoy = Object.entries(movs)\n .filter(([, m]) => isToday(m.fecha));\n\n if (movsHoy.length === 0) {\n return \"📭 No hay movimientos de caja hoy.\";\n }\n\n const porMetodo: Record = {\n efectivo: { ventas: 0, gastos: 0 },\n transferencia: { ventas: 0, gastos: 0 },\n };\n\n for (const [, m] of movsHoy) {\n const bucket = porMetodo[m.metodoPago] ?? porMetodo.efectivo;\n if (m.tipo === \"venta\") bucket.ventas += m.monto;\n else bucket.gastos += m.monto;\n }\n\n const efectivoNeto = porMetodo.efectivo.ventas - porMetodo.efectivo.gastos;\n const transfNeto = porMetodo.transferencia.ventas -\n porMetodo.transferencia.gastos;\n const total = efectivoNeto + transfNeto;\n\n return `📊 *Caja de hoy*\n\n💵 *Efectivo*\n Ventas: ${money(porMetodo.efectivo.ventas)}\n Gastos: ${money(porMetodo.efectivo.gastos)}\n Neto: ${money(efectivoNeto)}\n\n🏦 *Transferencia*\n Ventas: ${money(porMetodo.transferencia.ventas)}\n Gastos: ${money(porMetodo.transferencia.gastos)}\n Neto: ${money(transfNeto)}\n\n💰 *Total general: ${money(total)}*`;\n}\n\n// ─── Intent: stock_bajo ─────────────────────────────────────\n\nasync function stockBajo(): Promise {\n const productos = await fbGet>(\n \"/stock/productos\",\n );\n if (!productos) return \"📭 No hay productos registrados.\";\n\n const bajos = Object.entries(productos)\n .filter(([, p]) => p.stock_actual <= p.stock_minimo);\n\n if (bajos.length === 0) {\n return \"✅ No hay productos con stock bajo.\";\n }\n\n const lineas = bajos.map(([, p]) => {\n const alerta = p.stock_actual === 0 ? \"🚫 SIN STOCK\" : \"⚠️ BAJO\";\n return ` ${alerta} ${p.nombre} (${p.marca ?? \"s/m\"}) — actual: ${p.stock_actual}, mínimo: ${p.stock_minimo}`;\n }).join(\"\\n\");\n\n return `📦 *Productos con stock bajo* (${bajos.length})\\n${lineas}`;\n}\n\n// ─── Intent: buscar_producto ────────────────────────────────\n\nasync function buscarProducto(nombre: string): Promise {\n const productos = await fbGet>(\n \"/stock/productos\",\n );\n const resultados = buscarProductos(productos, nombre);\n\n if (resultados.length === 0) {\n return `🔍 No encontré productos con \"${nombre}\".`;\n }\n\n const lineas = resultados.map(([, p]) =>\n ` • ${p.nombre} (${p.marca ?? \"s/m\"}) — Precio: ${money(p.precio_venta)} | Stock: ${p.stock_actual}/${p.stock_minimo}`\n ).join(\"\\n\");\n\n return `🔍 *Resultados para \"${nombre}\"*\\n${lineas}`;\n}\n\n// ─── Intent: consultar_fiados ───────────────────────────────\n\nasync function consultarFiados(cliente?: string): Promise {\n const clientes = await fbGet>(\n \"/fiados/clientes\",\n );\n if (!clientes) return \"📭 No hay clientes con fiados registrados.\";\n\n if (cliente) {\n // Buscar cliente específico (match parcial, case-insensitive)\n const q = cliente.toLowerCase().trim();\n const encontrados = Object.entries(clientes)\n .filter(([, c]) => c.nombre.toLowerCase().includes(q));\n\n if (encontrados.length === 0) {\n return `🔍 No encontré al cliente \"${cliente}\".`;\n }\n if (encontrados.length > 1) {\n const nombres = encontrados.map(([, c]) => c.nombre).join(\", \");\n return `🔍 Encontré varios: ${nombres}. Se más específico.`;\n }\n\n const [id, c] = encontrados[0];\n const movs = c.movs ?? {};\n const movEntries = Object.entries(movs);\n const saldo = movEntries.reduce((sum, [, m]) =>\n m.tipo === \"fiado\" ? sum + m.monto : sum - m.monto, 0);\n\n const lineas = movEntries.length > 0\n ? movEntries.map(([, m]) =>\n ` • ${m.tipo === \"fiado\" ? \"🔴 Fiado\" : \"🟢 Pago\"} — ${money(m.monto)} (${m.fecha.slice(0, 10)})`\n ).join(\"\\n\")\n : \" Sin movimientos.\";\n\n return `👤 *${c.nombre}*\\n${lineas}\\n\\n💰 *Saldo: ${money(saldo)}*`;\n }\n\n // Listar todos los fiados\n const resumen = Object.entries(clientes).map(([, c]) => {\n const movs = c.movs ?? {};\n const saldo = Object.values(movs).reduce((sum, m) =>\n m.tipo === \"fiado\" ? sum + m.monto : sum - m.monto, 0);\n return { nombre: c.nombre, saldo };\n });\n\n const conSaldo = resumen.filter((r) => r.saldo > 0);\n const totalGeneral = resumen.reduce((sum, r) => sum + r.saldo, 0);\n\n if (conSaldo.length === 0) {\n return \"✅ Nadie te debe. Todos los fiados están saldados.\";\n }\n\n conSaldo.sort((a, b) => b.saldo - a.saldo);\n\n const lineas = conSaldo.map((r) =>\n ` • ${r.nombre} — ${money(r.saldo)}`\n ).join(\"\\n\");\n\n return `📋 *Fiados pendientes*\\n${lineas}\\n\\n💰 *Total adeudado: ${money(totalGeneral)}*`;\n}\n\n// ─── Intent: registrar_venta ────────────────────────────────\n\nasync function registrarVenta(\n producto: string,\n cantidad: number,\n metodoPago: MetodoPago,\n): Promise {\n const productos = await fbGet>(\n \"/stock/productos\",\n );\n const resultados = buscarProductos(productos, producto);\n\n if (resultados.length === 0) {\n return `❌ No encontré el producto \"${producto}\".`;\n }\n if (resultados.length > 1) {\n const nombres = resultados.map(([, p]) => p.nombre).join(\", \");\n return `🔍 Encontré varios: ${nombres}. Se más específico.`;\n }\n\n const [id, p] = resultados[0];\n\n if (p.stock_actual < cantidad) {\n return `❌ Stock insuficiente. ${p.nombre}: stock actual ${p.stock_actual}, pediste ${cantidad}.`;\n }\n\n const monto = p.precio_venta * cantidad;\n const nuevoStock = p.stock_actual - cantidad;\n\n // 1) Restar stock (PATCH en el path específico del producto)\n await fbPatch(`/stock/productos/${id}`, { stock_actual: nuevoStock });\n\n // 2) Agregar movimiento de caja (POST crea un nuevo push ID)\n const mov: MovimientoCaja = {\n descripcion: `${cantidad}x ${p.nombre}`,\n tipo: \"venta\",\n metodoPago,\n monto,\n fecha: new Date().toISOString(),\n };\n await fbPost(\"/caja/movs\", mov as unknown as Record);\n\n return `✅ *Venta registrada*\n📦 ${cantidad}x ${p.nombre} (${p.marca ?? \"s/m\"})\n💵 ${money(monto)} — ${metodoPago}\n📊 Stock restante: ${nuevoStock}`;\n}\n\n// ─── Intent: modificar_precio ───────────────────────────────\n\nasync function modificarPrecio(\n producto: string,\n nuevoPrecio: number,\n): Promise {\n const productos = await fbGet>(\n \"/stock/productos\",\n );\n const resultados = buscarProductos(productos, producto);\n\n if (resultados.length === 0) {\n return `❌ No encontré el producto \"${producto}\".`;\n }\n if (resultados.length > 1) {\n const nombres = resultados.map(([, p]) => p.nombre).join(\", \");\n return `🔍 Encontré varios: ${nombres}. Se más específico.`;\n }\n\n const [id, p] = resultados[0];\n const precioAnterior = p.precio_venta;\n\n await fbPatch(`/stock/productos/${id}`, { precio_venta: nuevoPrecio });\n\n return `✅ *Precio actualizado*\n📦 ${p.nombre} (${p.marca ?? \"s/m\"})\n📉 Antes: ${money(precioAnterior)}\n📈 Ahora: ${money(nuevoPrecio)}`;\n}\n\n// ─── Intent: registrar_gasto ────────────────────────────────\n\nasync function registrarGasto(\n descripcion: string,\n monto: number,\n metodoPago: MetodoPago,\n): Promise {\n const mov: MovimientoCaja = {\n descripcion,\n tipo: \"gasto\",\n metodoPago,\n monto,\n fecha: new Date().toISOString(),\n };\n await fbPost(\"/caja/movs\", mov as unknown as Record);\n\n return `✅ *Gasto registrado*\n📝 ${descripcion}\n💵 ${money(monto)} — ${metodoPago}`;\n}\n\n// ─── Dispatcher ─────────────────────────────────────────────\n\n/** Ejecuta el intent y devuelve un mensaje formateado para Telegram */\nexport async function ejecutarIntent(intent: Intent): Promise {\n const p = intent.params;\n\n switch (intent.accion) {\n case \"consultar_ventas_hoy\":\n return await consultarVentasHoy();\n\n case \"consultar_caja_hoy\":\n return await consultarCajaHoy();\n\n case \"stock_bajo\":\n return await stockBajo();\n\n case \"buscar_producto\":\n if (!p.nombre) return \"❌ Falta el nombre del producto.\";\n return await buscarProducto(p.nombre);\n\n case \"consultar_fiados\":\n return await consultarFiados(p.cliente);\n\n case \"registrar_venta\":\n if (!p.producto) return \"❌ Falta el nombre del producto.\";\n return await registrarVenta(\n p.producto,\n p.cantidad ?? 1,\n p.metodoPago ?? \"efectivo\",\n );\n\n case \"modificar_precio\":\n if (!p.producto) return \"❌ Falta el nombre del producto.\";\n if (!p.nuevo_precio) return \"❌ Falta el nuevo precio.\";\n return await modificarPrecio(p.producto, p.nuevo_precio);\n\n case \"registrar_gasto\":\n if (!p.descripcion) return \"❌ Falta la descripción del gasto.\";\n if (!p.monto) return \"❌ Falta el monto del gasto.\";\n return await registrarGasto(\n p.descripcion,\n p.monto,\n p.metodoPago ?? \"efectivo\",\n );\n\n case \"no_entendido\":\n return `🤔 No te entendí. ${p.mensaje ?? \"\"}\\n\\nPuedo ayudarte con:\\n• Consultar ventas o caja de hoy\\n• Stock bajo\\n• Buscar productos\\n• Fiados\\n• Registrar ventas o gastos\\n• Modificar precios`;\n\n default:\n return `❌ Acción no reconocida: ${intent.accion}`;\n }\n}\n",[167],"db53d975-3276-4852-97a2-3ce4e336e283","index.ts",6,["D",1784766366050],"http","import { Bot, webhookCallback } from \"https://deno.land/x/grammy@v1.35.0/mod.ts\";\nimport { interpretarMensaje } from \"./claude.ts\";\nimport { ejecutarIntent } from \"./intents.ts\";\n\nif (!Deno.env.get(\"TELEGRAM_TOKEN\")) {\n throw new Error(\"TELEGRAM_TOKEN is not set\");\n}\n\nconst bot = new Bot(Deno.env.get(\"TELEGRAM_TOKEN\")!);\n\n// ─── Comandos ───────────────────────────────────────────────\n\nbot.command(\"start\", (ctx) =>\n ctx.reply(\n \"¡Hola! 👋 Soy tu bot de despensa.\\n\\n\" +\n \"Decime qué necesitás en lenguaje natural:\\n\" +\n \"• \\\"cuánto vendí hoy\\\"\\n\" +\n \"• \\\"cómo está la caja\\\"\\n\" +\n \"• \\\"stock bajo\\\"\\n\" +\n \"• \\\"buscar coca\\\"\\n\" +\n \"• \\\"fiados de juan\\\"\\n\" +\n \"• \\\"vendí 2 coca\\\"\\n\" +\n \"• \\\"cambiar precio de coca a 500\\\"\\n\" +\n \"• \\\"gasté 200 en luz\\\"\\n\\n\" +\n \"Usá /help para ver todas las opciones.\",\n { parse_mode: \"Markdown\" },\n ));\n\nbot.command(\"help\", (ctx) =>\n ctx.reply(\n \"📋 *Comandos disponibles*\\n\\n\" +\n \"_Consultas:_\\n\" +\n \"• \\\"ventas de hoy\\\"\\n\" +\n \"• \\\"caja de hoy\\\"\\n\" +\n \"• \\\"stock bajo\\\"\\n\" +\n \"• \\\"buscar [producto]\\\"\\n\" +\n \"• \\\"fiados\\\" / \\\"fiados de [cliente]\\\"\\n\\n\" +\n \"_Acciones:_\\n\" +\n \"• \\\"vendí [cantidad] [producto]\\\" (+ \\\"transferencia\\\")\\n\" +\n \"• \\\"gasté [monto] en [descripción]\\\" (+ \\\"transferencia\\\")\\n\" +\n \"• \\\"cambiar precio de [producto] a [precio]\\\"\",\n { parse_mode: \"Markdown\" },\n ));\n\n// ─── Mensajes de texto (interpretados por Claude) ───────────\n\nbot.on(\"message:text\", async (ctx) => {\n const texto = ctx.message.text;\n\n // Ignorar comandos (los manejan los handlers de arriba)\n if (texto.startsWith(\"/\")) return;\n\n try {\n // 1) Enviar a Claude para interpretar la intención\n const intent = await interpretarMensaje(texto);\n\n // 2) Ejecutar la acción contra Firebase\n const respuesta = await ejecutarIntent(intent);\n\n // 3) Responder al usuario\n await ctx.reply(respuesta, { parse_mode: \"Markdown\" });\n } catch (err) {\n console.error(\"Error procesando mensaje:\", err);\n await ctx.reply(\n \"❌ Ocurrió un error procesando tu mensaje. Intentá de nuevo.\",\n );\n }\n});\n\n// ─── Webhook setup ──────────────────────────────────────────\n\n// Usar parte del token como secret_token para validar webhook\nconst SECRET_TOKEN = Deno.env.get(\"TELEGRAM_TOKEN\")!.split(\":\")[1];\n\nconst handleUpdate = webhookCallback(\n bot,\n \"std/http\",\n undefined,\n undefined,\n SECRET_TOKEN,\n);\n\nlet isEndpointSet = false;\n\nexport default async (req: Request): Promise => {\n // Registrar webhook si no está seteado (no-op si ya lo está)\n if (!isEndpointSet) {\n await bot.api.setWebhook(req.url, {\n secret_token: SECRET_TOKEN,\n });\n isEndpointSet = true;\n }\n\n if (req.method === \"POST\") {\n return await handleUpdate(req);\n }\n\n return new Response(\n \"🤖 Bot de despensa activo. Enviale un mensaje por Telegram.\",\n { status: 200, headers: { \"content-type\": \"text/plain; charset=utf-8\" } },\n );\n};\n",[174],"5ade5bbb-d2fe-43a4-b041-6952065e5184","firebase.ts","db5da526-862c-11f1-9dbb-1607ee4eb77e",2,["D",1784766264210],"// Cliente de Firebase Realtime Database usando REST API + service account JWT\n// No usa firebase-admin SDK — solo fetch + crypto para firmar el JWT\n\nimport { createSign } from \"node:crypto\";\n\ninterface ServiceAccount {\n client_email: string;\n private_key: string;\n token_uri: string;\n project_id: string;\n}\n\nconst DB_URL = Deno.env.get(\"FIREBASE_DATABASE_URL\")!;\nconst SCOPE = \"https://www.googleapis.com/auth/firebase.database\";\n\n// Cache del access token\nlet cachedToken: string | null = null;\nlet tokenExpiry = 0;\n\nfunction getServiceAccount(): ServiceAccount {\n const raw = Deno.env.get(\"FIREBASE_SERVICE_ACCOUNT_JSON\");\n if (!raw) throw new Error(\"FIREBASE_SERVICE_ACCOUNT_JSON no está configurada\");\n return JSON.parse(raw);\n}\n\n/** Crea un JWT firmado con RS256 usando la private key de la service account */\nfunction createSignedJwt(\n payload: Record,\n privateKeyPem: string,\n): string {\n const header = { alg: \"RS256\", typ: \"JWT\" };\n const b64url = (obj: unknown) =>\n btoa(JSON.stringify(obj)).replace(/\\+/g, \"-\").replace(/\\//g, \"_\")\n .replace(/=+$/, \"\");\n\n const encodedHeader = b64url(header);\n const encodedPayload = b64url(payload);\n const signingInput = `${encodedHeader}.${encodedPayload}`;\n\n const signer = createSign(\"RSA-SHA256\");\n signer.update(signingInput);\n // La private key viene con \\n literales en el JSON — los convertimos a reales\n const key = privateKeyPem.replace(/\\\\n/g, \"\\n\");\n const signature = signer.sign(key, \"base64url\");\n\n return `${signingInput}.${signature}`;\n}\n\n/** Obtiene un access token de Google OAuth2 intercambiando un JWT */\nasync function getAccessToken(): Promise {\n const now = Math.floor(Date.now() / 1000);\n if (cachedToken && now < tokenExpiry - 60) {\n return cachedToken;\n }\n\n const sa = getServiceAccount();\n\n const payload = {\n iss: sa.client_email,\n scope: SCOPE,\n aud: sa.token_uri,\n iat: now,\n exp: now + 3600,\n };\n\n const jwt = createSignedJwt(payload, sa.private_key);\n\n const resp = await fetch(sa.token_uri, {\n method: \"POST\",\n headers: { \"Content-Type\": \"application/x-www-form-urlencoded\" },\n body: new URLSearchParams({\n grant_type: \"urn:ietf:params:oauth:grant-type:jwt-bearer\",\n assertion: jwt,\n }),\n });\n\n if (!resp.ok) {\n const text = await resp.text();\n throw new Error(`Firebase auth failed (${resp.status}): ${text}`);\n }\n\n const data = await resp.json();\n cachedToken = data.access_token;\n tokenExpiry = now + data.expires_in;\n return cachedToken!;\n}\n\n/** Construye la URL de Firebase REST API con auth */\nasync function fbUrl(path: string): Promise {\n const token = await getAccessToken();\n const cleanPath = path.startsWith(\"/\") ? path : `/${path}`;\n return `${DB_URL}${cleanPath}.json?auth=${token}`;\n}\n\n/** GET — lee un nodo completo de Firebase */\nexport async function fbGet(path: string): Promise {\n const url = await fbUrl(path);\n const resp = await fetch(url);\n if (!resp.ok) {\n const text = await resp.text();\n throw new Error(`Firebase GET ${path} failed (${resp.status}): ${text}`);\n }\n return resp.json();\n}\n\n/**\n * PATCH — actualiza paths puntuales sin sobrescribir nodos hermanos.\n * Nunca usar PUT en nodos padre (/caja, /stock, /fiados).\n */\nexport async function fbPatch(\n path: string,\n data: Record,\n): Promise {\n const url = await fbUrl(path);\n const resp = await fetch(url, {\n method: \"PATCH\",\n headers: { \"Content-Type\": \"application/json\" },\n body: JSON.stringify(data),\n });\n if (!resp.ok) {\n const text = await resp.text();\n throw new Error(`Firebase PATCH ${path} failed (${resp.status}): ${text}`);\n }\n}\n\n/** POST — crea un nuevo hijo con un push ID autogenerado por Firebase */\nexport async function fbPost(\n path: string,\n data: Record,\n): Promise {\n const url = await fbUrl(path);\n const resp = await fetch(url, {\n method: \"POST\",\n headers: { \"Content-Type\": \"application/json\" },\n body: JSON.stringify(data),\n });\n if (!resp.ok) {\n const text = await resp.text();\n throw new Error(`Firebase POST ${path} failed (${resp.status}): ${text}`);\n }\n const result = await resp.json();\n return result.name; // Firebase devuelve { name: \"-PushId\" }\n}\n",[181],"305db143-0121-45a0-81cd-a1c4e596f024","README.md","435b5542-862d-11f1-a9cd-1607ee4eb77e",7,["D",1784766438679],"# 🏪 Despensa Bot\n\nBot de Telegram para gestionar tu despensa: ventas, caja, stock y fiados.\nUsa **grammY** + **Claude AI** (Anthropic) para interpretar mensajes en lenguaje natural\ny **Firebase Realtime Database** (REST API) como backend.\n\n## Arquitectura\n\n```\nUsuario → Telegram → webhook (index.ts)\n ↓\n grammY bot recibe el mensaje\n ↓\n claude.ts → Anthropic API → devuelve Intent JSON\n ↓\n intents.ts → ejecuta la acción contra Firebase\n ↓\n firebase.ts → REST API (GET/PATCH/POST) con auth JWT\n ↓\n Respuesta formateada → Telegram → Usuario\n```\n\n### Archivos\n\n| Archivo | Descripción |\n|---|---|\n| `index.ts` | HTTP handler + bot de Telegram (grammY) |\n| `claude.ts` | Cliente de Anthropic para interpretar intenciones |\n| `intents.ts` | Lógica de cada intención (consultas y mutaciones) |\n| `firebase.ts` | Cliente de Firebase REST API con auth de service account |\n| `types.ts` | Tipos de TypeScript del dominio |\n\n## Intenciones soportadas\n\n| Intent | Ejemplo | Descripción |\n|---|---|---|\n| `consultar_ventas_hoy` | \"cuánto vendí hoy\" | Lista ventas del día con total |\n| `consultar_caja_hoy` | \"cómo está la caja\" | Totales por método de pago (ventas - gastos) |\n| `stock_bajo` | \"stock bajo\" | Productos con stock_actual ≤ stock_minimo |\n| `buscar_producto` | \"buscar coca\" | Búsqueda parcial por nombre o marca |\n| `consultar_fiados` | \"fiados de juan\" / \"quiénes me deben\" | Fiados de un cliente o todos |\n| `registrar_venta` | \"vendí 2 coca transferencia\" | Resta stock + agrega movimiento de caja |\n| `modificar_precio` | \"cambiar precio de coca a 500\" | Actualiza precio_venta del producto |\n| `registrar_gasto` | \"gasté 200 en luz\" | Agrega movimiento de caja tipo gasto |\n\n## Schema de Firebase\n\n```\n/caja/movs/{id}: {descripcion, tipo: \"venta\"|\"gasto\", metodoPago: \"efectivo\"|\"transferencia\", monto, fecha}\n/stock/productos/{id}: {categoria, codigo_barras, marca, nombre, precio_compra, precio_venta, stock_actual, stock_minimo, stock_maximo}\n/fiados/clientes/{id}: {nombre, movs/{movId}: {tipo: \"fiado\"|\"pago\", monto, fecha}}\n```\n\n## Reglas de seguridad\n\n- **Nunca se usa PUT** en nodos padre (`/caja`, `/stock`, `/fiados`).\n- **PATCH** actualiza paths puntuales sin sobrescribir hermanos.\n- **POST** crea nuevos nodos con push ID autogenerado por Firebase.\n\n## Variables de entorno\n\n| Key | Descripción |\n|---|---|\n| `TELEGRAM_TOKEN` | Token del bot (de @BotFather) |\n| `ANTHROPIC_API_KEY` | API key de Anthropic (Claude) |\n| `FIREBASE_DATABASE_URL` | URL de Firebase Realtime Database |\n| `FIREBASE_SERVICE_ACCOUNT_JSON` | JSON completo de la service account de Firebase |\n\n## Setup\n\n1. Las variables de entorno ya están configuradas (excepto TELEGRAM_TOKEN que debe setearse manualmente).\n2. El webhook se registra automáticamente al primer GET del endpoint.\n3. Enviar `/start` al bot por Telegram para verificar que funciona.\n",[188],"pulls","branches","forks","envVars",{"_201":203,"_204":159},"connections",{"_201":159,"_202":159},"count","unfilledCount",4,"emptyCount",{"_42":187,"_32":188,"_30":189,"_155":-5,"_40":41,"_39":190,"_157":59,"_37":227,"_13":159,"_33":20,"_35":192,"_23":24,"_161":-5,"_212":228,"_26":229},{"_42":180,"_32":181,"_30":182,"_155":-5,"_40":41,"_39":183,"_157":59,"_37":224,"_13":159,"_33":34,"_35":185,"_23":24,"_161":-5,"_212":225,"_26":226},{"_42":173,"_32":174,"_30":57,"_155":-5,"_40":41,"_39":175,"_157":24,"_37":221,"_13":63,"_33":177,"_35":178,"_23":24,"_161":-5,"_212":222,"_26":223},{"_42":166,"_32":167,"_30":168,"_155":-5,"_40":41,"_39":169,"_157":59,"_37":218,"_13":159,"_33":34,"_35":171,"_23":24,"_161":-5,"_212":219,"_26":220},{"_42":163,"_32":27,"_30":31,"_155":-5,"_40":41,"_39":14,"_157":24,"_37":215,"_13":159,"_33":34,"_35":36,"_23":24,"_161":-5,"_212":216,"_26":217},{"_42":152,"_32":153,"_30":154,"_155":-5,"_40":41,"_39":156,"_157":59,"_37":211,"_13":159,"_33":34,"_35":160,"_23":24,"_161":-5,"_212":213,"_26":214},["D",1784766264211],"children",[],[153],["D",1784769527232],[],[27],["D",1784766338775],[],[167],["D",1784766366050],[],[174],["D",1784766264210],[],[181],["D",1784766438679],[],[188],["D",1784765752879],["D",1789476033740],{"_104":103,"_112":108},{"_104":103,"_105":106,"_107":108,"_18":55,"_109":110,"_111":24},{"_13":89,"_32":90,"_42":41,"_91":43,"_92":93,"_94":95,"_96":49,"_97":98,"_99":100,"_101":44,"_102":103},"ctx",{"_82":-5,"_133":268,"_269":270,"_271":272,"_273":24,"_274":24,"_275":24,"_276":59,"_277":-5,"_278":-7,"_279":-7,"_280":159,"_281":24,"_282":24,"_283":-5,"_284":24,"_285":24,"_286":24,"_287":-5},"ENV",{"_239":240,"_241":242,"_243":90,"_244":245,"_246":247,"_248":249,"_250":251,"_252":253,"_254":255,"_256":257,"_258":259,"_260":261,"_262":263,"_264":265,"_266":267},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

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