Create GitBook Sync PRs #2
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| # Commits 0 Open PRs 1 Open PR 2 Open PRs | |
| # ------------------------------------------- ---------------------------------------------------- ------------------------------------------------------------------------------------------------------- --------------------------------------------------------- | |
| # Neither ahead or behind Nothing Dismiss PRs Dismiss PRs | |
| # `documentation-gitbook` is behind Open A PR from `main` into `documentation-gitbook` Determine the directionality, if wrong dismiss and open a PR from `main` into `documentation-gitbook` Dismiss the PR from `documentation-gitbook` into `main` | |
| # `documentation-gitbook` is behind Open A PR from `documentation-gitbook` into `main` Determine the directionality, if wrong dismiss and open a PR from `documentation-gitbook` into `main` Dismiss the PR from `main` into `documentation-gitbook` | |
| # `documentation-gitbook` is ahead & behind Open 2 PRs Determine the directionality of the missing one and open that Nothing | |
| name: create-docs-pr | |
| on: | |
| workflow_dispatch: | |
| schedule: | |
| - cron: '1 10 * * 1-5' | |
| jobs: | |
| create-pr: | |
| runs-on: ubuntu-latest | |
| env: | |
| DOCS_BRANCH: documentation-gitbook | |
| PR_LABELS: 'documentation,high priority' | |
| PR_ASSIGNEES: 'emprzy,jcblemai,pearsonca,saraloo,TimothyWillard' | |
| PR_TITLE: 'Sync GitBook' | |
| OWNER: 'HopkinsIDD' | |
| REPO: 'flepiMoP' | |
| steps: | |
| - name: Checkout | |
| uses: actions/checkout@v4 | |
| with: | |
| lfs: true | |
| fetch-depth: 0 | |
| - name: Determine Commits Ahead/Behind | |
| run: | | |
| git fetch --all | |
| DOCS_AHEAD_MAIN=$( eval "git rev-list --count origin/main..origin/$DOCS_BRANCH -- documentation/" ) | |
| DOCS_BEHIND_MAIN=$( eval "git rev-list --count origin/$DOCS_BRANCH..origin/main -- documentation/" ) | |
| echo "DOCS_AHEAD_MAIN=$DOCS_AHEAD_MAIN" >> $GITHUB_ENV | |
| echo "DOCS_BEHIND_MAIN=$DOCS_BEHIND_MAIN" >> $GITHUB_ENV | |
| - name: Create PR If Needed | |
| uses: actions/github-script@v7 | |
| id: create-pr | |
| with: | |
| result-encoding: string | |
| retries: 5 | |
| script: | | |
| const { DOCS_AHEAD_MAIN, DOCS_BEHIND_MAIN, DOCS_BRANCH, PR_LABELS, PR_ASSIGNEES, PR_TITLE, OWNER, REPO } = process.env | |
| const prLabels = PR_LABELS.split(",") | |
| const prAssignees = PR_ASSIGNEES.split(",") | |
| const cc = prAssignees.map(x => "@" + x).join(", ") | |
| const docsAheadMain = parseInt(DOCS_AHEAD_MAIN, 10) | |
| const docsBehindMain = parseInt(DOCS_BEHIND_MAIN, 10) | |
| if (isNaN(docsAheadMain) || isNaN(docsBehindMain)) { | |
| throw new Error(`Cannot convert either "${DOCS_AHEAD_MAIN}" or "${DOCS_BEHIND_MAIN}" to integers.`) | |
| } | |
| const initialResults = await github.rest.search.issuesAndPullRequests({ | |
| q: `owner:${OWNER} repo:${REPO} is:open is:pr in:title '${PR_TITLE}'` | |
| }) | |
| const count = initialResults.data.total_count | |
| if (count > 2) { | |
| throw new Error(`There are ${count} open PRs containing '${PR_TITLE}', but this action can only handle 0, 1, or 2 open PRs.`) | |
| } | |
| console.log(`${DOCS_BRANCH} is ${docsAheadMain} ahead, ${docsBehindMain} behind main. The open PR count is ${count}.`) | |
| async function dismissAllPRs() { | |
| initialResults.data.items.forEach((item) => { | |
| github.rest.pulls.update({ | |
| owner: OWNER, | |
| repo: REPO, | |
| pull_number: item.number, | |
| state: "closed" | |
| }) | |
| }) | |
| } | |
| async function createPR({ from, to, body }) { | |
| let prBody = `cc: ${cc}.` | |
| if (body !== null) { | |
| prBody = `${body} ${prBody}` | |
| } | |
| const today = (new Date()).toLocaleDateString() | |
| const pr = await github.rest.pulls.create({ | |
| owner: OWNER, | |
| repo: REPO, | |
| head: from, | |
| base: to, | |
| title: `${today} ${PR_TITLE} From ${from} Into ${to}`, | |
| body: prBody | |
| }) | |
| github.rest.issues.addLabels({ | |
| owner: OWNER, | |
| repo: REPO, | |
| issue_number: pr.data.number, | |
| labels: prLabels | |
| }) | |
| github.rest.issues.addAssignees({ | |
| owner: OWNER, | |
| repo: REPO, | |
| issue_number: pr.data.number, | |
| assignees: prAssignees | |
| }) | |
| return pr.data.number | |
| } | |
| async function handleSingleDirection({ from, to }) { | |
| if (count === 0) { | |
| // There isn't the 1 expected PR, open it | |
| createPR({ | |
| from: from, | |
| to: to, | |
| body: null | |
| }) | |
| } else if (count === 1) { | |
| // There is a PR open, determine direction | |
| let title = initialResults.data.items[0].title | |
| if (!title.includes(`${PR_TITLE} From ${from} Into ${to}`)) { | |
| // Wrong direction, close & recreate | |
| dismissAllPRs() | |
| createPR({ | |
| from: from, | |
| to: to, | |
| body: null | |
| }) | |
| } | |
| } else { | |
| // There are two PRs open, close the wrong direction | |
| initialResults.data.items.forEach((item) => { | |
| if (!title.includes(`${PR_TITLE} From ${from} Into ${to}`)) { | |
| github.rest.pulls.update({ | |
| owner: OWNER, | |
| repo: REPO, | |
| pull_number: item.number, | |
| state: "closed" | |
| }) | |
| } | |
| }) | |
| } | |
| } | |
| if (docsAheadMain > 0 && docsBehindMain > 0) { | |
| // Need PRs both ways | |
| if (count === 0) { | |
| // There are 0 PRs open, open both of them | |
| const docsIntoMainPrNumber = await createPR({ | |
| from: DOCS_BRANCH, | |
| to: "main", | |
| body: null | |
| }) | |
| createPR({ | |
| from: "main", | |
| to: DOCS_BRANCH, | |
| body: `Please merge GH-${docsIntoMainPrNumber} first.` | |
| }) | |
| } else if (count === 1) { | |
| // There is already a PR open in one direction, open the other direction | |
| let title = initialResults.data.items[0].title | |
| let number = initialResults.data.items[0].number | |
| if (title.includes(`${PR_TITLE} From ${DOCS_BRANCH} Into main`)) { | |
| // From docs into main already exists, create main into docs | |
| createPR({ | |
| from: "main", | |
| to: DOCS_BRANCH, | |
| body: `Please merge GH-${number} first.` | |
| }) | |
| } else { | |
| // From main into docs already exists, create docs into main | |
| const docsIntoMainPrNumber = await createPR({ | |
| from: DOCS_BRANCH, | |
| to: "main", | |
| body: null | |
| }) | |
| github.rest.issues.createComment({ | |
| owner: OWNER, | |
| repo: REPO, | |
| issue_number: number, | |
| body: `Please merge GH-${docsIntoMainPrNumber} first.` | |
| }) | |
| } | |
| } | |
| } else if (docsAheadMain > 0) { | |
| // Need a PR from docs to main | |
| handleSingleDirection({ | |
| from: DOCS_BRANCH, | |
| to: "main" | |
| }) | |
| } else if (docsBehindMain > 0) { | |
| // Need a PR from main to docs | |
| handleSingleDirection({ | |
| from: "main", | |
| to: DOCS_BRANCH | |
| }) | |
| } else if (count > 0) { | |
| // Ahead/behind commits is 0 but there are stale PRs to close | |
| dismissAllPRs() | |
| } |