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'use strict'
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const compareFunc = require(`compare-func`)
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const Q = require(`q`)
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const readFile = Q.denodeify(require(`fs`).readFile)
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const resolve = require(`path`).resolve
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module.exports = Q.all([
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readFile(resolve(__dirname, `./templates/template.hbs`), `utf-8`),
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readFile(resolve(__dirname, `./templates/header.hbs`), `utf-8`),
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readFile(resolve(__dirname, `./templates/commit.hbs`), `utf-8`),
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readFile(resolve(__dirname, `./templates/footer.hbs`), `utf-8`)
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])
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.spread((template, header, commit, footer) => {
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const writerOpts = getWriterOpts()
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writerOpts.mainTemplate = template
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writerOpts.headerPartial = header
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writerOpts.commitPartial = commit
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writerOpts.footerPartial = footer
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return writerOpts
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})
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function getWriterOpts () {
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return {
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transform: (commit, context) => {
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let discard = true
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const issues = []
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commit.notes.forEach(note => {
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note.title = `BREAKING CHANGES`
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discard = false
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})
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if (commit.type === `feat`) {
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commit.type = `Features`
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} else if (commit.type === `fix`) {
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commit.type = `Bug Fixes`
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} else if (commit.type === `perf`) {
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commit.type = `Performance Improvements`
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} else if (commit.type === `revert`) {
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commit.type = `Reverts`
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} else if (discard) {
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return
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} else if (commit.type === `docs`) {
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commit.type = `Documentation`
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} else if (commit.type === `style`) {
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commit.type = `Styles`
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} else if (commit.type === `refactor`) {
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commit.type = `Code Refactoring`
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} else if (commit.type === `test`) {
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commit.type = `Tests`
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} else if (commit.type === `build`) {
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commit.type = `Build System`
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} else if (commit.type === `ci`) {
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commit.type = `Continuous Integration`
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}
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if (commit.scope === `*`) {
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commit.scope = ``
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}
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if (typeof commit.hash === `string`) {
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commit.hash = commit.hash.substring(0, 7)
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}
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if (typeof commit.subject === `string`) {
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let url = context.repository
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? `${context.host}/${context.owner}/${context.repository}`
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: context.repoUrl
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if (url) {
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url = `${url}/issues/`
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// Issue URLs.
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commit.subject = commit.subject.replace(/#([0-9]+)/g, (_, issue) => {
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issues.push(issue)
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return `[#${issue}](${url}${issue})`
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})
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}
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if (context.host) {
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// User URLs.
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commit.subject = commit.subject.replace(/\B@([a-z0-9](?:-?[a-z0-9]){0,38})/g, `[@$1](${context.host}/$1)`)
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}
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}
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// remove references that already appear in the subject
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commit.references = commit.references.filter(reference => {
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if (issues.indexOf(reference.issue) === -1) {
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return true
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}
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return false
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})
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return commit
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},
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groupBy: `type`,
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commitGroupsSort: `title`,
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commitsSort: [`scope`, `subject`],
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noteGroupsSort: `title`,
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notesSort: compareFunc
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}
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}
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