copilot.yml

name: AI Code Reviewer

on:
  workflow_run:
    workflows: ["Save PR Number"]
    types:
      - completed

jobs:
  review:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write

    steps:
      - name: Generate App token
        id: generated_token
        uses: tibdex/github-app-token@v2.1.0
        with:
          app_id: ${{ secrets.APP_ID }}
          private_key: ${{ secrets.PRIVATE_KEY }}

      - name: Checkout Repo
        uses: actions/checkout@v4

      - name: Log GitHub Context
        uses: actions/github-script@v7
        with:
          script: |
            console.log(JSON.stringify(context, null, 2));

      - name: 'Download artifact'
        id: download_artifact
        uses: actions/github-script@v7
        with:
          script: |
            const fs = require('fs');
            const { owner, repo } = context.repo;
            const run_id = context.payload.workflow_run ? context.payload.workflow_run.id : null;

            if (!run_id) {
              throw new Error("workflow_run.id is undefined");
            }

            console.log(`Owner: ${owner}, Repo: ${repo}, Run ID: ${run_id}`);

            const allArtifacts = await github.rest.actions.listWorkflowRunArtifacts({
              owner,
              repo,
              run_id
            });

            console.log(`All Artifacts: ${JSON.stringify(allArtifacts)}`);

            const matchArtifact = allArtifacts.data.artifacts.find(artifact => artifact.name === "pr_number");
            if (!matchArtifact) {
              throw new Error("Artifact 'pr_number' not found");
            }

            const download = await github.rest.actions.downloadArtifact({
              owner,
              repo,
              artifact_id: matchArtifact.id,
              archive_format: 'zip'
            });

            fs.writeFileSync(`${process.env.GITHUB_WORKSPACE}/pr_number.zip`, Buffer.from(download.data));

      - name: 'Unzip artifact'
        run: |
          sudo apt-get install unzip
          unzip pr_number.zip

      - name: Read PR number
        id: read_pr_number
        run: |
          PR_NUMBER=$(cat pr_number)
          echo "PR_NUMBER=$PR_NUMBER" >> $GITHUB_ENV

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.x"
          cache: 'pip'

      - name: Install Requirements
        run: |
          pip install -r requirements.txt
          pip install PyGithub

      - name: AI Code Review
        env:
          GITHUB_TOKEN: ${{ steps.generated_token.outputs.token }}
          GITHUB_REPOSITORY: ${{ github.repository }}
          PR_NUMBER: ${{ env.PR_NUMBER }}
        run: python -m etc.tool.copilot

      - name: Approve the PR
        uses: hmarr/auto-approve-action@v4
        with:
          github-token: ${{ secrets.BOT }}
          pull-request-number: ${{ env.PR_NUMBER }}