name: Update Cloud API Spec

on:
  # Manual trigger with options
  workflow_dispatch:
    inputs:
      commit_changes:
        description: 'Commit changes to repository'
        required: false
        default: 'true'
        type: choice
        options:
          - 'true'
          - 'false'
      spec_url:
        description: 'Custom API spec URL (optional)'
        required: false
        type: string
      create_pr:
        description: 'Create pull request for changes'
        required: false
        default: 'false'
        type: choice
        options:
          - 'true'
          - 'false'

  # Scheduled updates - runs daily at 2 AM UTC
  schedule:
    - cron: '0 2 * * *'

  # Can be triggered by repository dispatch (webhook from Jan Server)
  repository_dispatch:
    types: [update-api-spec]

jobs:
  update-spec:
    name: Update Jan Server API Specification
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup Bun
        uses: oven-sh/setup-bun@v2
        with:
          bun-version: latest

      - name: Install dependencies
        working-directory: website
        run: bun install

      - name: Configure Git
        run: |
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git config --global user.name "github-actions[bot]"

      - name: Update API Specification
        id: update_spec
        working-directory: website
        run: |
          # Set custom spec URL if provided
          if [ -n "${{ github.event.inputs.spec_url }}" ]; then
            export JAN_SERVER_SPEC_URL="${{ github.event.inputs.spec_url }}"
            echo "📡 Using custom spec URL: $JAN_SERVER_SPEC_URL"
          elif [ -n "${{ github.event.client_payload.spec_url }}" ]; then
            export JAN_SERVER_SPEC_URL="${{ github.event.client_payload.spec_url }}"
            echo "📡 Using webhook spec URL: $JAN_SERVER_SPEC_URL"
          else
            export JAN_SERVER_SPEC_URL="${{ secrets.JAN_SERVER_SPEC_URL || 'https://api.jan.ai/api/swagger/doc.json' }}"
            echo "📡 Using default spec URL: $JAN_SERVER_SPEC_URL"
          fi

          # Force update the spec
          export FORCE_UPDATE=true
          bun run generate:cloud-spec

          # Check if there are changes
          if git diff --quiet public/openapi/cloud-openapi.json; then
            echo "✅ No changes to API specification"
            echo "has_changes=false" >> $GITHUB_OUTPUT
          else
            echo "📝 API specification has been updated"
            echo "has_changes=true" >> $GITHUB_OUTPUT

            # Get summary of changes
            echo "### Changes Summary" >> $GITHUB_STEP_SUMMARY
            echo '```diff' >> $GITHUB_STEP_SUMMARY
            git diff --stat public/openapi/cloud-openapi.json >> $GITHUB_STEP_SUMMARY
            echo '```' >> $GITHUB_STEP_SUMMARY
          fi
        env:
          JAN_SERVER_PROD_URL: ${{ secrets.JAN_SERVER_PROD_URL || 'https://api.jan.ai/v1' }}
          JAN_SERVER_STAGING_URL: ${{ secrets.JAN_SERVER_STAGING_URL || 'https://staging-api.jan.ai/v1' }}

      - name: Create Pull Request
        if: |
          steps.update_spec.outputs.has_changes == 'true' &&
          (github.event.inputs.create_pr == 'true' || github.event_name == 'repository_dispatch')
        uses: peter-evans/create-pull-request@v5
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: "chore: update Jan Server API specification"
          title: "chore: update Jan Server API specification"
          body: |
            ## 🤖 Automated API Spec Update

            This PR updates the Jan Server API specification.

            ### Trigger Information
            - **Event**: ${{ github.event_name }}
            - **Triggered by**: ${{ github.actor }}
            - **Timestamp**: ${{ github.event.head_commit.timestamp || github.event.repository.updated_at }}

            ### What's Changed
            The OpenAPI specification for Jan Server has been updated with the latest endpoints and schemas.

            ### Review Checklist
            - [ ] API endpoints are correctly documented
            - [ ] Authentication requirements are accurate
            - [ ] Model examples are up to date
            - [ ] Breaking changes are noted (if any)

            ---
            *This PR was automatically generated by the API spec update workflow.*
          branch: update-api-spec-${{ github.run_number }}
          delete-branch: true
          labels: |
            documentation
            api
            automated

      - name: Commit and Push Changes
        if: |
          steps.update_spec.outputs.has_changes == 'true' &&
          github.event.inputs.commit_changes != 'false' &&
          github.event.inputs.create_pr != 'true' &&
          github.event_name != 'repository_dispatch'
        run: |
          cd website
          git add public/openapi/cloud-openapi.json
          git commit -m "chore: update Jan Server API specification [skip ci]

          Event: ${{ github.event_name }}
          Triggered by: ${{ github.actor }}"

          # Only push to dev branch if it's a scheduled run
          if [ "${{ github.event_name }}" = "schedule" ] && [ "${{ github.ref }}" = "refs/heads/dev" ]; then
            git push origin HEAD:dev
            echo "✅ Changes committed to dev branch"
          elif [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
            git push origin HEAD:${{ github.ref_name }}
            echo "✅ Changes committed to ${{ github.ref_name }} branch"
          else
            echo "ℹ️ Changes prepared but not pushed (event: ${{ github.event_name }})"
          fi

      - name: Send Notification
        if: steps.update_spec.outputs.has_changes == 'true'
        continue-on-error: true
        run: |
          echo "📬 API specification updated successfully"

          # You can add Slack/Discord notification here if needed
          # Example webhook call:
          # curl -X POST ${{ secrets.SLACK_WEBHOOK_URL }} \
          #   -H 'Content-Type: application/json' \
          #   -d '{"text": "Jan Server API spec has been updated"}'

      - name: Summary
        if: always()
        run: |
          echo "## Workflow Summary" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "- **Status**: ${{ steps.update_spec.outputs.has_changes == 'true' && '✅ Updated' || '⏭️ No changes' }}" >> $GITHUB_STEP_SUMMARY
          echo "- **Event**: ${{ github.event_name }}" >> $GITHUB_STEP_SUMMARY
          echo "- **Branch**: ${{ github.ref_name }}" >> $GITHUB_STEP_SUMMARY
          echo "- **Commit changes**: ${{ github.event.inputs.commit_changes || 'auto' }}" >> $GITHUB_STEP_SUMMARY
          echo "- **Create PR**: ${{ github.event.inputs.create_pr || 'false' }}" >> $GITHUB_STEP_SUMMARY