2b:null 2c:["$","title",null,{"children":"Quiz builder | Roman Samec | Observable"}] 31:T439,function forkJoin(promises) { // Return a new promise return new Promise((resolve, reject) => { // Array to hold the results of all promises const results = []; let completedPromises = 0; // Check if the input is an array of promises if (!Array.isArray(promises)) { reject(new Error("Input must be an array of promises")); return; } // Loop through each promise promises.forEach((promise, index) => { // Ensure each item is a promise Promise.resolve(promise) .then((result) => { // Store result at the corresponding index results[index] = result; completedPromises++; // If all promises are completed, resolve with the results array if (completedPromises === promises.length) { resolve(results); } }) .catch((error) => { // Reject immediately if any promise fails reject(error); }); }); // Handle empty array case if (promises.length === 0) { resolve(results); } }); } 32:[{"id":"8f9bc8bfc63796b27954e158a81ff1d32b07ddaf9cfa1d2499a6b3679870e8a70a9c22878ca4e7fe477af99fbc990ccdaf5104483e1d14b814240b4c269382b8","href":"https://static.observableusercontent.com/files/8f9bc8bfc63796b27954e158a81ff1d32b07ddaf9cfa1d2499a6b3679870e8a70a9c22878ca4e7fe477af99fbc990ccdaf5104483e1d14b814240b4c269382b8","name":"quiz-categories@1.json","type":"application/json","lastModified":1727117318088.244,"size":49265},{"id":"bed2d8a7877ff19f2cd01ed9df6ca15bd9d54ed5d7bf680fa92327011acc33e9406fd19a5df4fefbf8ae0f8b7e198560c878215abedf2bafe8c58a32716176b8","href":"https://static.observableusercontent.com/files/bed2d8a7877ff19f2cd01ed9df6ca15bd9d54ed5d7bf680fa92327011acc33e9406fd19a5df4fefbf8ae0f8b7e198560c878215abedf2bafe8c58a32716176b8","name":"quiz-categories.json","type":"application/json","lastModified":1726692555743.899,"size":36302}] 2f:{"id":"ec569694c8688d66","slug":"quiz-builder","title":"Quiz builder","thumbnail":"342f8a765ab088664a87210615e8bdda502f70b341478d444edacdfe9f3dfcb5","access_level":"public","create_time":"$D2024-09-18T20:15:15.888Z","update_time":"$D2024-10-07T13:36:11.170Z","view_time":null,"first_public_time":"$D2024-09-21T17:23:21.683Z","fork":false,"stars":0,"starred":false,"owner":{"type":"team","id":"4e8eb6188a86a7df","login":"rsamec","name":"Roman Samec","avatar_url":"https://avatars-next.observableusercontent.com/4c48f0f4408a68e6e003e589591b7f0d1f94bed68ac1bb60eb91b7e498198ae5","tier":"starter_2024"},"version":877,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"29741195570dd799","login":"rsamec","name":"Roman Samec","avatar_url":"https://avatars-next.observableusercontent.com/4c48f0f4408a68e6e003e589591b7f0d1f94bed68ac1bb60eb91b7e498198ae5","tier":null}],"members":[{"type":"individual","id":"29741195570dd799","login":"rsamec","name":"Roman Samec","avatar_url":"https://avatars-next.observableusercontent.com/4c48f0f4408a68e6e003e589591b7f0d1f94bed68ac1bb60eb91b7e498198ae5","tier":null,"role":"editor"},{"type":"team","id":"4e8eb6188a86a7df","login":"rsamec","name":"Roman Samec","avatar_url":"https://avatars-next.observableusercontent.com/4c48f0f4408a68e6e003e589591b7f0d1f94bed68ac1bb60eb91b7e498198ae5","tier":"starter_2024","role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"subscribed":null,"forks":1,"collection":null,"type":"notebook","body":{"title":"Quiz builder","cells":[{"id":679,"value":"# Quiz builder","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined"},{"id":294,"value":"viewof selectedSubject = Inputs.select(subjects, {label: \"Předmět\", format: d => `${formatSubject(d.subject)} ${formatPeriod(d.period)}`})\n","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":192,"value":"selectedQuestions = filteredCategories","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":634,"value":"viewof showToC = Inputs.toggle({label: \"Zobrazit obsah\", value: false})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":402,"value":"{\n if (showToC) {\n return toc({\n headers: \"h0, h1, h2, h3, h4, h5\",\n hideStartingFrom: \"Implementation\",\n title: `${formatSubject(selectedSubject.subject)} - ${formatPeriod(\n selectedSubject.period\n )}`\n });\n }\n return md`---`\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":71,"value":"quiz = html`

${html`${quizQuestionsByCategory.map(\n (d) => html`

${formatCode(d.code)}${mdPlus`${d.content()}`}

`\n)}`}

`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":274,"value":"# Implementation","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined"},{"id":725,"value":"subjects = [\"math\",\"cz\"].flatMap(subject => [\"4\",\"6\",\"8\"].map(period => ({subject, period}))).concat([\"cz\", \"en\",\"de\"].map(subject => ({subject,period:'diploma'})))\n","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":30,"value":"quizQuestionsByCategory = {\n const groupByQuiz = Object.entries(Object.groupBy(selectedQuestions, ({code}) => code))\n const urls = groupByQuiz.map(\n ([d, values]) => `https://www.eforms.cz/${selectedSubject.subject}/${selectedSubject.period}/${d}`\n ); \n //return urls;\n return forkJoin(\n urls.map((url) => fetch(`${url}/index.md`).then((d) => d.text()))\n ).then((results) =>\n results.map((d, i) => {\n const ids = groupByQuiz[i][1].map(d => parseInt(d.id,10));\n const questions = parseQuestions(normalizeImageUrlsToAbsoluteUrls(d, [urls[i]]));\n const filteredQuestions = questions.filter(d => ids.includes(d.id));\n return {\n code:groupByQuiz[i][0],\n questions: filteredQuestions.map(d => ({ id: d.id, title: d.title })),\n content: () => { \n return filteredQuestions.map(d => d.content(filteredQuestions.map(d => d.id), { render:'rawContent'})).join(\" \")\n }\n }\n }\n )\n )\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":301,"value":"filteredCategories = categories.filter(d => d.subject === selectedSubject.subject && d.period === selectedSubject.period)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":74,"value":"categories = Object.entries(quizCategories).flatMap(([code, value]) =>\n value.questions.map((d) => {\n const parsedCode = parseCode(code);\n return {\n ...d,\n code, \n period: parsedCode.period, \n subject: parsedCode.subject,\n Category: cat[parsedCode.subject][d.category],\n };\n })\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":32,"value":"$31","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":432,"value":"quizCategories = ({\n ...quizLangCategories,\n ...quizGeneratedCategories\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":429,"value":"quizLangCategories = [\"AJA-2023\", \"AJB-2023\", \"AJA-2024\", \"AJB-2024\", \"DEA-2023\"].reduce(\n (out, d) => {\n out[d] = {\n questions: [\n [1, 2, 3, 4],\n _.range(5, 13),\n _.range(13,21),\n _.range(21,25),\n _.range(25,30),\n _.range(30,40),\n _.range(40,45),\n _.range(45,50),\n _.range(50,60),\n _.range(60,65), \n ].flatMap((arr, i) =>\n arr.map((d) => ({\n id: d,\n category:\n i < 4 ? `LISTENING_${i+1}` : i < 8 ? `READING_${i+1}` : `GRAMMER_${i+1}`\n }))\n )\n };\n return out;\n },\n {}\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":76,"value":"quizGeneratedCategories = FileAttachment(\"quiz-categories@1.json\").json()","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":658,"value":"styles = html``","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":745,"value":"import {renderQuizWithInputs} from \"@rsamec/quiz-metadata\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":7,"value":"import {mdPlus} from \"@rsamec/quiz-markdown\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":9,"value":"import {\n normalizeImageUrlsToAbsoluteUrls,\n parseQuestions,\n commonStyles,\n categories as cat,\n parseCode,\n formatCode,\n formatGrade,\n formatPeriod,\n formatSubject\n} from \"@rsamec/quiz-utils\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"},{"id":399,"value":"import { toc } from \"@nebrius/indented-toc\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined"}],"files":"$W32","stdlib":"1","titling":"auto"}} 30:"$2f:body"