GraphiQL 4 with React 19 and GraphiQL Explorer

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\n \n\n`;\n\nexport async function createServer(typeDefs: any, resolvers: any, query: string = \"\") {\n const server = new ApolloServer({\n typeDefs,\n resolvers,\n introspection: true,\n csrfPrevention: false,\n plugins: [\n {\n async serverWillStart() {\n return {\n async renderLandingPage() {\n return { html: graphIQLMarkup(query) };\n },\n };\n },\n },\n ],\n });\n\n await server.start();\n\n return async function handler(request: Request) {\n const url = new URL(request.url);\n if (url.pathname !== \"/\") return new Response(\"\", { status: 404 });\n\n const body = request.method === \"POST\" ? await request.json() : {};\n\n const httpGraphQLRequest: HTTPGraphQLRequest = {\n method: request.method,\n headers: new HeaderMap(request.headers.entries()),\n search: url.search,\n body,\n };\n\n const response = await server\n .executeHTTPGraphQLRequest({\n httpGraphQLRequest,\n context: () => ({}),\n });\n\n return new Response(\n response.body.kind === \"complete\" ? response.body.string : response.body.asyncIterator,\n {\n status: response.status ?? 200,\n headers: {\n ...Object.fromEntries(response.headers.entries()),\n \"content-type\": response.headers.has(\"content-type\")\n ? response.headers.get(\"content-type\")\n : \"application/json\",\n },\n },\n );\n };\n}","label",[18],"pulls","branches","forks","envVars",{"_167":26,"_169":26},"connections",{"_167":26,"_168":26},"count","unfilledCount","emptyCount",{"_32":186,"_13":187,"_65":188,"_42":-5,"_34":35,"_153":106,"_154":140,"_36":189,"_38":190,"_67":191,"_156":192,"_69":24,"_158":-5,"_174":193,"_17":194},{"_32":177,"_13":178,"_65":179,"_42":-5,"_34":35,"_153":180,"_154":140,"_36":181,"_38":182,"_67":68,"_156":183,"_69":24,"_158":-5,"_174":184,"_17":185},{"_32":152,"_13":18,"_65":66,"_42":-5,"_34":35,"_153":39,"_154":140,"_36":173,"_38":26,"_67":68,"_156":157,"_69":24,"_158":-5,"_174":175,"_17":176},["D",1788431963286],"children",[],[18],"450aeb8e-307c-4cc2-b907-3f7d1efd2942","_api.ts","01a066da-14da-777f-b159-67bd0b2c1ca1",15,["D",1788433471683],5,"import { setTimeout } from \"node:timers/promises\";\n\nexport type ArticleResponse = {\n id: number;\n title: string;\n body: string | null;\n date: Date;\n authors: number[];\n};\n\nconst articles: ArticleResponse[] = [{\n id: 0,\n title: \"A Crash Course in GraphQL\",\n date: new Date(2025, 6, 16),\n body:\n \"So you’ve heard of GraphQL. Maybe you’ve run a few queries on Biz Ops or cp-content-pipeline. But you’ve got that itch at the base of your skull every time you look at GraphQL that says “okay but what’s actually going on here? what’s it doing?”.\",\n authors: [0],\n}];\n\nexport class ArticleModel {\n private data?: ArticleResponse;\n private type?: \"full\" | \"simple\";\n #id: number;\n\n constructor(id: number) {\n this.#id = id;\n }\n\n async getArticle(type: \"full\" | \"simple\") {\n await setTimeout(type === \"full\" ? 1000 : 100);\n if (!articles[this.#id]) throw new Error(`author ${this.id} not found`);\n\n this.data = type === \"full\"\n ? articles[this.#id]\n : { ...articles[this.#id], body: null };\n this.type = type;\n }\n\n withData(\n type: \"full\" | \"simple\",\n getter: (data: ArticleResponse, args?: A) => T,\n ) {\n return async (args: A) => {\n if (!this.data || this.type !== type) {\n await this.getArticle(type);\n }\n\n return getter(this.data, args);\n };\n }\n\n body = this.withData(\"full\", (data) => data.body);\n title = this.withData(\"simple\", (data) => data.title);\n id = this.withData(\"simple\", (data) => data.id);\n date = this.withData(\"simple\", (data) => data.date);\n authors = this.withData(\"simple\", (data) => data.authors);\n}",[],[178],"f9595f49-2901-491d-9c8a-cd78245d1999","03-modelling-data.ts","01a066da-14da-777f-b159-5eb1db90a5ca",["D",1788433500591],8,"http","import { ArticleModel } from \"./_api.ts\";\nimport { createServer } from \"./_server.ts\";\n\nconst typeDefs = `\nscalar JSON\n\ntype Article {\n id: Int!\n title: String!\n body: String\n date: String!\n authors: JSON\n}\n\ntype Query {\n article(id: Int!): Article\n}\n`;\n\nconst resolvers = {\n Query: {\n article: (_, args: { id: number }) => new ArticleModel(args.id),\n },\n Article: {\n date: async (article: ArticleModel, args) =>\n (await article.date(args)).toLocaleString(\"en-GB\", {\n dateStyle: \"short\",\n }),\n },\n};\n\nexport const handler = await createServer(\n typeDefs,\n resolvers,\n `\nquery {\n article(id: 0) {\n id\n title\n body # remove me\n date\n authors\n }\n} \n`,\n);",[],[187],["D",1788431963286],{"_11":12,"_120":72},{"_11":12,"_116":-5,"_71":72,"_30":70,"_117":118,"_119":24},{"_38":106,"_13":16,"_32":35,"_107":74,"_108":62,"_109":63,"_110":78,"_111":112,"_113":41,"_114":14,"_115":12},"ctx",{"_51":-5,"_142":232,"_233":234,"_235":236,"_237":24,"_238":24,"_239":24,"_240":140,"_241":-5,"_242":-7,"_243":-7,"_244":26,"_245":24,"_246":24,"_247":-5,"_248":24,"_249":24,"_250":24,"_251":-5},"ENV",{"_203":204,"_205":206,"_207":16,"_208":209,"_210":211,"_212":213,"_214":215,"_216":217,"_218":219,"_220":221,"_222":223,"_224":225,"_226":227,"_228":229,"_230":231},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","fdb67791413f4386b4dbf18f354029a617f6160f","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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