name: Add Changed Icons comment

on:
  pull_request_target:
    paths:
      - 'icons/*'
    branches:
      - main
      - fix-icon-preview

jobs:
  lint-filenames:
    if: github.repository == 'lucide-icons/lucide'
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: refs/pull/${{ github.event.pull_request.number }}/merge
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v41
        with:
          files: icons/*
      - name: Generate annotations
        run: node ./scripts/lintFilenames.mjs
        env:
          CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}

  lint-contributors:
    if: github.repository == 'lucide-icons/lucide'
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: refs/pull/${{ github.event.pull_request.number }}/merge
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v41
        with:
          files: icons/*
      - uses: actions/setup-node@v4
      - name: Install simple-git (safer and faster than installing all deps)
        run: npm install simple-git
      - name: Generate annotations
        run: node ./scripts/updateContributors.mjs
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          FETCH_DEPTH: ${{ github.event.pull_request.commits }}
          CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
      - name: Generate annotations
        env:
          ANNOTATION_SEVERITY: notice
          ANNOTATION_TITLE: Contributors have changed!
          ANNOTATION_DESCRIPTION: Don't add people who have only performed automatic optimizations.
        run: |
          git diff --unified=0 -- icons/*.json | # diff icon metadata (unified=0 gives the correct chunk line number)
          perl -ne '/^(\+|- |@)/ && print' | # get chunks (lines that start with "+++", "@@", "+ ", "- ")
          perl -pe 's/\n/%0A/' | # url encode line breaks (\n -> %0A)
          perl -pe 's/%0A(\+\+\+ b\/)/\n\1/g' | # split chunks(one chunk per line)
          perl -pe "s/\+\+\+ b\/([^@]*)%0A@@ -(\d+)[^\s]* \+(\d+)[^@]*@@(.*)/::$ANNOTATION_SEVERITY file=\1,line=\2,endLine=\3,title=$ANNOTATION_TITLE::$ANNOTATION_DESCRIPTION%0A\4/"
          # Example for the previous substitution
          # input: +++ b/icons/accessibility.json%0A@@ -2,0 +3 @@%0A+  "contributors": ["hi"],%0A@@ -13 +14 @@%0A+}%0A
          # output: ::$ANNOTATION_SEVERITY file=icons/accessibility.json,line=2,endLine=3,title=$ANNOTATION_TITLE::$ANNOTATION_DESCRIPTION%0A%0A+  "contributors": ["hi"],%0A@@ -13 +14 @@%0A+}%0A

  lint-aliases:
    name: Check Uniqueness of Aliases
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - uses: actions/checkout@v4
      - name: Check Uniqueness of Aliases
        run: "! cat <(printf \"%s\\n\" icons/*.json | while read -r name; do basename \"$name\" .json; done) <(jq -cr 'select(.aliases) | .aliases[] | if type==\"string\" then . else .name end' icons/*.json) | sort | uniq -c | grep -ve '^\\s*1 '"

  generate-changed-icons-comment:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
          ref: refs/pull/${{ github.event.pull_request.number }}/merge

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v41
        with:
          files: icons/*.svg

      - name: Find Comment
        uses: peter-evans/find-comment@v2
        id: pr-comment
        with:
          issue-number: ${{ github.event.pull_request.number }}
          comment-author: 'github-actions[bot]'
          body-includes: Added or changed icons

      - uses: actions/setup-node@v4
      - name: Install svgson for code preview (safer and faster than installing all deps)
        run: npm install svgson

      - name: Generate comment markup
        run: node ./scripts/generateChangedIconsCommentMarkup.mjs >> comment-markup.md
        id: comment-markup
        env:
          CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}

      - name: Create or update comment
        uses: peter-evans/create-or-update-comment@v3
        with:
          comment-id: ${{ steps.pr-comment.outputs.comment-id }}
          issue-number: ${{ github.event.pull_request.number }}
          body-path: ./comment-markup.md
          edit-mode: replace