吴璨
32 lines
1.1 KiB
JavaScript
32 lines
1.1 KiB
JavaScript
const fs = require('fs');
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const vm = require('vm');
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const html = fs.readFileSync('index.html', 'utf8');
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const start = html.indexOf('const questions');
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const arrStart = html.indexOf('[', start);
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let depth = 0, inStr = false, esc = false, end = -1;
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for (let i = arrStart; i < html.length; i++) {
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const c = html[i];
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if (inStr) {
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if (esc) { esc = false; continue; }
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if (c === '\\') { esc = true; continue; }
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if (c === "'") inStr = false;
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continue;
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}
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if (c === "'") { inStr = true; continue; }
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if (c === '[') depth++;
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else if (c === ']') { depth--; if (depth === 0) { end = i; break; } }
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}
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let src = html.slice(arrStart, end + 1);
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src = src.replace(/\/\/\s*=====[^']*?=====\s*/g, ' ');
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const questions = vm.runInNewContext(src);
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const withIds = questions.map((q, i) => ({ id: i + 1, ...q }));
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const data = {
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sets: [{ id: 1, name: 'Dart & Flutter 学习测验', questions: withIds }],
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nextSetId: 2,
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nextQId: withIds.length + 1
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};
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fs.writeFileSync('questions.json', JSON.stringify(data, null, 2), 'utf8');
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console.log('已提取', withIds.length, '道题 -> questions.json');
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