name: Prepare Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Release version (e.g., v0.1.20260711 or v1.0.0)'
        required: true
        type: string

env:
  DOTNET_VERSION: '10.0.x'

jobs:
  build-and-release:
    name: Build & Create Release
    runs-on: ubuntu-latest
    timeout-minutes: 30

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

      - name: Setup .NET
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: ${{ env.DOTNET_VERSION }}

      - name: Generate Metadata
        id: metadata
        run: |
          VERSION="${{ github.event.inputs.version }}"
          COMMIT=$(git rev-parse --short HEAD)
          TIMESTAMP=$(TZ=UTC date +%Y%m%d_%H%M%S)
          ARTIFACT="quantengine_${VERSION}_${COMMIT}.tar.gz"
          echo "version=${VERSION}" >> $GITHUB_OUTPUT
          echo "artifact=${ARTIFACT}" >> $GITHUB_OUTPUT
          echo "commit=${COMMIT}" >> $GITHUB_OUTPUT
          echo "timestamp=${TIMESTAMP}" >> $GITHUB_OUTPUT

      - name: Restore
        run: |
          dotnet restore src/dotnet/QuantEngine.Web/QuantEngine.Web.csproj

      - name: Build (Release)
        run: |
          dotnet build src/dotnet/QuantEngine.Web/QuantEngine.Web.csproj \
            -c Release \
            --no-restore \
            -p:ContinuousIntegrationBuild=true

      - name: Publish
        run: |
          dotnet publish src/dotnet/QuantEngine.Web/QuantEngine.Web.csproj \
            -c Release \
            -o ./publish \
            --no-restore \
            --no-build

      - name: Write Production Config
        run: |
          mkdir -p ./publish
          python3 -c '
          import json
          import pathlib

          config = {
            "ConnectionStrings": {
              "DefaultConnection": "Host=127.0.0.1;Database=quantenginedb;Username=quantengine_app;Password=quantengine_app;Search Path=quantengine;"
            },
            "Logging": {
              "LogLevel": {
                "Default": "Information"
              }
            }
          }

          pathlib.Path("./publish/appsettings.Production.json").write_text(
            json.dumps(config, ensure_ascii=False, indent=2),
            encoding="utf-8"
          )'

          test -s ./publish/appsettings.Production.json || { echo "ERROR: appsettings.Production.json is empty"; exit 1; }
          echo "✓ Production config created"

      - name: Package Artifact
        run: |
          ARTIFACT="${{ steps.metadata.outputs.artifact }}"
          tar -czf "$ARTIFACT" -C ./publish .
          echo "✓ Package: $(du -sh $ARTIFACT | cut -f1)"
          file "$ARTIFACT"

      - name: Create Git Tag
        run: |
          VERSION="${{ steps.metadata.outputs.version }}"
          COMMIT="${{ steps.metadata.outputs.commit }}"
          git tag -a "$VERSION" -m "Release $VERSION (commit: $COMMIT)" HEAD
          git push origin "$VERSION"
          echo "✓ Tag created: $VERSION"

      - name: Create Gitea Release
        run: |
          VERSION="${{ steps.metadata.outputs.version }}"
          ARTIFACT="${{ steps.metadata.outputs.artifact }}"
          COMMIT="${{ steps.metadata.outputs.commit }}"
          TOKEN="${{ secrets.GITEA_TOKEN }}"
          REPO="kjh2064/QuantEngineByItz"

          # Create release
          gh release create "$VERSION" "$ARTIFACT" \
            --title "Release $VERSION" \
            --notes "Commit: $COMMIT
Platform: .NET 10
Build: $(date '+%Y-%m-%d %H:%M:%S UTC')

## Files
- quantengine_release.tar.gz
  - QuantEngine.Web.dll
  - appsettings.Production.json
  - All dependencies

## Deployment
Use deploy-prod.yml with release: \`$VERSION\`"

          echo "✓ Release created: $VERSION"
          echo "✓ Artifact attached"

  notification:
    name: Release Notification
    runs-on: ubuntu-latest
    if: success()
    needs: build-and-release

    steps:
      - name: Notify Release Ready
        run: |
          echo "════════════════════════════════════════"
          echo "✅ Release Ready for Deployment"
          echo "════════════════════════════════════════"
          echo "Version: ${{ needs.build-and-release.outputs.version }}"
          echo "Commit: ${{ needs.build-and-release.outputs.commit }}"
          echo ""
          echo "Next: Use deploy-prod.yml to deploy this release"
          echo "════════════════════════════════════════"