name: Auto Release Plugin

on:
  push:
    branches:
      - main
    paths-ignore:
      - '.github/**'
      - 'README.md'
      - 'jellyfin.ruleset'
      - '.gitignore'
      - '.editorconfig'
      - 'LICENSE'
      - 'logo.png'

jobs:
  build-and-release:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - name: Checkout code
        uses: actions/checkout@v6
        with:
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup .NET
        uses: actions/setup-dotnet@v5
        with:
          dotnet-version: '9.x'

      - name: Read Version from Manifest
        id: read_version
        run: |
          VERSION=$(jq -r '.[0].versions[0].version' manifest.json)
          CHANGELOG=$(jq -r '.[0].versions[0].changelog' manifest.json)
          TARGET_ABI=$(jq -r '.[0].versions[0].targetAbi' manifest.json)
          
          echo "Detected Version: $VERSION"
          echo "VERSION=$VERSION" >> $GITHUB_ENV
          
          # Escape newlines in changelog for GITHUB_ENV
          echo "CHANGELOG<<EOF" >> $GITHUB_ENV
          echo "$CHANGELOG" >> $GITHUB_ENV
          echo "EOF" >> $GITHUB_ENV

      - name: Build and Zip
        shell: bash
        run: |
          # Inject version from manifest into the build
          dotnet build Jellyfin.Plugin.MediaBarEnhanced/Jellyfin.Plugin.MediaBarEnhanced.csproj --configuration Release --output bin/Publish /p:Version=${{ env.VERSION }} /p:AssemblyVersion=${{ env.VERSION }}
          
          cd bin/Publish
          zip -r Jellyfin.Plugin.MediaBarEnhanced.zip *
          cd ../..
          
          # Calculate hash
          HASH=$(md5sum bin/Publish/Jellyfin.Plugin.MediaBarEnhanced.zip | awk '{ print $1 }')
          TIME=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
          
          # Export variables for next steps
          echo "ZIP_HASH=$HASH" >> $GITHUB_ENV
          echo "BUILD_TIME=$TIME" >> $GITHUB_ENV
          echo "ZIP_PATH=bin/Publish/Jellyfin.Plugin.MediaBarEnhanced.zip" >> $GITHUB_ENV

      - name: Update Local manifest.json (Optional)
        shell: bash
        run: |
            REPO_OWNER="${{ github.repository_owner }}"
            REPO_NAME="${{ github.event.repository.name }}"
            VERSION="${{ env.VERSION }}"
            DOWNLOAD_URL="https://github.com/$REPO_OWNER/$REPO_NAME/releases/download/v$VERSION/Jellyfin.Plugin.MediaBarEnhanced.zip"
            
            echo "Updating local manifest.json with:"
            echo "Hash: ${{ env.ZIP_HASH }}"
            echo "Time: ${{ env.BUILD_TIME }}"
            echo "Url:  $DOWNLOAD_URL"
            
            jq --arg hash "${{ env.ZIP_HASH }}" \
             --arg time "${{ env.BUILD_TIME }}" \
             --arg url "$DOWNLOAD_URL" \
             '.[0].versions[0].checksum = $hash | .[0].versions[0].timestamp = $time | .[0].versions[0].sourceUrl = $url' \
             manifest.json > manifest.json.tmp && mv manifest.json.tmp manifest.json

      - name: Commit Local manifest.json
        uses: stefanzweifel/git-auto-commit-action@v7
        with:
          commit_message: "Update manifest.json for release v${{ env.VERSION }} [skip ci]"
          file_pattern: manifest.json

      - name: Create Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: "v${{ env.VERSION }}"
          name: "v${{ env.VERSION }}"
          # body: ${{ env.CHANGELOG }}
          files: ${{ env.ZIP_PATH }}
          draft: false
          prerelease: false
          generate_release_notes: true

      # Update Message in Remote Repository
      - name: Checkout Central Manifest Repo
        uses: actions/checkout@v4
        with:
          repository: ${{ github.repository_owner }}/jellyfin-plugin-manifest
          path: central-manifest
          token: ${{ secrets.CENTRAL_REPO_PAT }}

      - name: Update Central Manifest
        shell: bash
        run: |
            cd central-manifest
            
            # 1. Get info from previous steps
            VERSION="${{ env.VERSION }}"
            HASH="${{ env.ZIP_HASH }}"
            TIME="${{ env.BUILD_TIME }}"
            # URL points to the RELEASE we just created in the CURRENT repo
            DOWNLOAD_URL="https://github.com/${{ github.repository }}/releases/download/v$VERSION/Jellyfin.Plugin.MediaBarEnhanced.zip"
            
            # 2. Extract GUID from the *built* artifact or the source manifest (in parent dir)
            # We use the source manifest from the checkout in '..'
            PLUGIN_GUID=$(jq -r '.[0].guid' ../manifest.json)
            
            echo "Updating Central Manifest for Plugin GUID: $PLUGIN_GUID"
            
            # 3. Update the specific plugin entry in the central manifest.json
            # This logic finds the object with matching guid, and updates its first version entry.
            jq --arg guid "$PLUGIN_GUID" \
               --arg hash "$HASH" \
               --arg time "$TIME" \
               --arg url "$DOWNLOAD_URL" \
               --arg ver "$VERSION" \
               'map(if .guid == $guid then 
                  .versions[0].version = $ver |
                  .versions[0].checksum = $hash | 
                  .versions[0].timestamp = $time | 
                  .versions[0].sourceUrl = $url 
                else . end)' \
               manifest.json > manifest.json.tmp && mv manifest.json.tmp manifest.json
               
      - name: Commit and Push Central Manifest
        run: |
          cd central-manifest
          git config user.name "GitHub Action"
          git config user.email "action@github.com"
          
          # Check if there are changes
          if [[ -n $(git status -s) ]]; then
            git add manifest.json
            git commit -m "Update MediaBar Enhanced to v${{ env.VERSION }}"
            git push
          else
            echo "No changes to central manifest."
          fi