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const {GraphQLClient} = require('graphql-request'); |
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const fs = require('fs'); |
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const path = require('path'); |
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const CACHE_PATH = path.join(__dirname, 'comments.json'); |
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const GITHUB_API = 'https://api.github.com/graphql'; |
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const GITHUB_TOKEN = '<YOUR TOKEN HERE>'; |
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const OUTPUT_FILE = path.join(__dirname, 'comments.md'); |
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const REACTIONS_FRAGMENT = variables => ` |
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reactions(first:100${variables ? ',' + variables : ''}) { |
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edges { |
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node { |
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content, |
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} |
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} |
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pageInfo { |
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endCursor, |
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hasNextPage |
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} |
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} |
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`; |
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const COMMENTS_FRAGMENT = () => ` |
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id, |
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body, |
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url, |
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author { |
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... on User { |
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name |
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} |
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} |
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${REACTIONS_FRAGMENT()} |
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`; |
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const COMMENT_FRAGMENT = id => variables => ` |
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{ |
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node(id:"${id}") { |
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... on IssueComment { |
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${REACTIONS_FRAGMENT(variables)} |
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} |
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} |
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} |
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`; |
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const ISSUE_QUERY = variables => ` |
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{ |
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repository(owner:"react-native-community", name:"discussions-and-proposals") { |
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issue(number:64) { |
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comments(first:100${variables ? ',' + variables : ''}) { |
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edges { |
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node { |
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${COMMENTS_FRAGMENT()} |
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} |
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} |
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pageInfo { |
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endCursor, |
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hasNextPage |
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} |
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} |
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} |
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} |
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} |
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`; |
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const REACTIONS_WEIGHT = { |
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CONFUSED: -1, |
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HEART: 1, |
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HOORAY: 1, |
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LAUGH: -1, |
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THUMBS_DOWN: -1, |
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THUMBS_UP: 1, |
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}; |
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const COMMENT_TITLE_MAP = { |
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'MDEyOklzc3VlQ29tbWVudDQ0NDk3MTIyNA==': 'react-native link issues', |
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'MDEyOklzc3VlQ29tbWVudDQ0NDg5NzU2NQ==': 'Native API Support', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTAyODYwMg==': 'File System API', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTEwNjUyOA==': 'AsyncStorage is broken', |
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'MDEyOklzc3VlQ29tbWVudDQ0NDk4NDM1OA==': 'Android Image Flickering', |
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'MDEyOklzc3VlQ29tbWVudDQ0NDk3NDE5Nw==': 'Debugging Style Issues', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTA4NTc4Nw==': 'Official RN Navigation Solution', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTAxOTYwNg==': 'Battery Usage', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTAxNDE4Mw==': 'React Native Target Audience', |
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'MDEyOklzc3VlQ29tbWVudDQ0NDk4MzI4OQ==': 'Expo & Ejecting', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTUwOTU1Nw==': 'TypeScript Support', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTAxOTI5Ng==': 'Latex / MathML Support', |
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'MDEyOklzc3VlQ29tbWVudDQ0NTA2OTE0Ng==': 'Image URIs on iOS', |
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'MDEyOklzc3VlQ29tbWVudDQ0NDk4NTI4Mg==': 'Animated Flow Support', |
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}; |
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const IGNORED_COMMENTS = { |
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'MDEyOklzc3VlQ29tbWVudDQ0NDkxMzkwNQ==': |
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'This comment has few votes and lists many issues', |
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}; |
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const PRINT_COMMENT = ({ |
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body, |
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tags, |
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title, |
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upvotes, |
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url, |
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}) => `${title} [#](${url}) |
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${body} |
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* **Votes:** ${upvotes}${tags.length ? `\n* **Tags:** ${tags.join(', ')}` : ''} |
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* **Estimated time to fix:** |
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* **Point of contact:** |
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* **Comment by Facebook:** |
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`; |
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const fetchAll = async (client, queryFn, selector) => { |
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return fetchRemaining( |
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selector(await client.request(queryFn())), |
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client, |
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queryFn, |
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selector, |
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); |
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}; |
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const fetchRemaining = async (data, client, queryFn, selector) => { |
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while (data.pageInfo.hasNextPage) { |
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const {edges, pageInfo} = selector( |
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await client.request(queryFn(`after:"${data.pageInfo.endCursor}"`)), |
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); |
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data.edges.push(...edges); |
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data.pageInfo = pageInfo; |
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} |
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return data; |
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}; |
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const fetchAllComments = async () => { |
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try { |
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return JSON.parse(fs.readFileSync(CACHE_PATH, 'utf8')); |
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} catch (e) {} |
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const client = new GraphQLClient(GITHUB_API, { |
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headers: { |
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authorization: `bearer ${GITHUB_TOKEN}`, |
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}, |
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}); |
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const comments = await fetchAll( |
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client, |
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ISSUE_QUERY, |
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data => data.repository.issue.comments, |
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); |
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// Fetch all reactions for all comments |
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await Promise.all( |
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comments.edges.map(async edge => { |
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edge.node.reactions = await fetchRemaining( |
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edge.node.reactions, |
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client, |
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COMMENT_FRAGMENT(edge.node.id), |
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data => data.node.reactions, |
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); |
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return edge; |
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}), |
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); |
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fs.writeFileSync(CACHE_PATH, JSON.stringify(comments), 'utf8'); |
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return comments; |
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}; |
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const processComments = rawComments => { |
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// Flatten the data structure and sum up all the reactions |
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const comments = []; |
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rawComments.edges.forEach(({node: comment}) => { |
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const {id, body, author, reactions, url} = comment; |
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const upvotes = reactions.edges.reduce( |
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(count, {node: {content}}) => count + REACTIONS_WEIGHT[content], |
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0, |
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); |
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if ( |
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!IGNORED_COMMENTS[id] && |
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author.name !== 'Christoph Nakazawa' && |
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upvotes > 0 |
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) { |
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comments.push({ |
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id, |
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body, |
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upvotes, |
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url, |
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}); |
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} |
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}); |
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comments.sort((a, b) => b.upvotes - a.upvotes); |
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// Format comments |
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const allContent = comments.map(comment => { |
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const {id} = comment; |
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const content = comment.body.split('\n'); |
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content[0] = content[0].trim(); |
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if (content[0].startsWith('**')) { |
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content[0] = '## ' + content[0].replace(/\*\*/g, ''); |
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} else if (content[0].startsWith('##')) { |
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content[0] = '## ' + content[0].replace(/#/g, ''); |
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} else if (COMMENT_TITLE_MAP[id]) { |
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// upvotes-- :P |
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content.unshift('## ' + COMMENT_TITLE_MAP[id]); |
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} else { |
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throw new Error(`Comment ${id} has no title: ${body}`); |
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} |
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const [title, ...body] = content; |
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comment.title = title.trim(); |
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comment.body = |
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body |
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.join('\n') |
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.replace(/#([A-z\-]{2,})/g, '') |
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.trim() + '\n'; |
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comment.tags = []; |
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body |
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.join('\n') |
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.replace(/#([A-z\-]{2,})/g, (_, tag) => comment.tags.push(tag)); |
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return PRINT_COMMENT(comment); |
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}); |
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fs.writeFileSync(OUTPUT_FILE, allContent.join('\n'), 'utf8'); |
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}; |
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(async () => processComments(await fetchAllComments()))().catch(error => |
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console.log(error), |
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); |
