80 lines
2.1 KiB
JavaScript
80 lines
2.1 KiB
JavaScript
const chokidar = require('chokidar');
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const { createChallengeNode } = require('./create-challenge-nodes');
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exports.sourceNodes = function sourceChallengesSourceNodes(
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{ actions, reporter },
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pluginOptions
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) {
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const { source, onSourceChange, curriculumPath } = pluginOptions;
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if (typeof source !== 'function') {
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reporter.panic(`
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"source" is a required option for fcc-source-challenges. It must be a
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function that delivers challenge objects to the plugin
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`);
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}
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if (typeof onSourceChange !== 'function') {
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reporter.panic(`
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"onSourceChange" is a required option for fcc-source-challenges. It must be
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a function that delivers a new challenge object to the plugin
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`);
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}
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if (typeof curriculumPath !== 'string') {
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reporter.panic(`
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"curriculumPath" is a required option for fcc-source-challenges. It must be
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a path to a curriculum directory
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`);
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}
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const { createNode } = actions;
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const watcher = chokidar.watch(curriculumPath, {
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ignored: /(^|[\/\\])\../,
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persistent: true,
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usePolling: true
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});
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watcher.on('change', filePath =>
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/\.md$/.test(filePath)
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? onSourceChange(filePath)
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.then(challenge => {
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reporter.info(
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`
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File changed at ${filePath}, replacing challengeNode id ${challenge.id}
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`
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);
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createVisibleChallenge(challenge);
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})
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.catch(e =>
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reporter.error(`fcc-replace-challenge
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${e.message}
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`)
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)
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: null
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);
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function sourceAndCreateNodes() {
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return source()
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.then(challenges => Promise.all(challenges))
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.then(challenges =>
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challenges.map(challenge => createVisibleChallenge(challenge))
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)
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.catch(e =>
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reporter.panic(`fcc-source-challenges
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${e.message}
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`)
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);
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}
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function createVisibleChallenge(challenge) {
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if (challenge.superBlock.toLowerCase() === 'certificates') return;
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createNode(createChallengeNode(challenge, reporter));
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}
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return new Promise((resolve, reject) => {
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watcher.on('ready', () => sourceAndCreateNodes().then(resolve, reject));
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});
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};
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