name: Build and Test (Reusable)

on:
  workflow_call:
    outputs:
      artifact-path:
        description: "Artifact path"
        value: ${{ jobs.build.outputs.artifact-path }}
      build-tag:
        description: "Build tag"
        value: ${{ jobs.build.outputs.build-tag }}
      commit-hash:
        description: "Commit hash"
        value: ${{ jobs.build.outputs.commit-hash }}

env:
  DOTNET_VERSION: '10.0.x'

jobs:
  build:
    runs-on: ubuntu-latest
    timeout-minutes: 15

    outputs:
      artifact-path: quantengine-${{ steps.metadata.outputs.commit }}.tar.gz
      build-tag: build-${{ steps.metadata.outputs.commit }}-${{ github.run_number }}
      commit-hash: ${{ steps.metadata.outputs.commit }}

    steps:
      - name: Checkout Code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Setup .NET
        uses: actions/setup-dotnet@v3
        with:
          dotnet-version: ${{ env.DOTNET_VERSION }}

      - name: Generate Build Metadata
        id: metadata
        run: |
          COMMIT=$(git rev-parse --short HEAD)
          BUILD_TIME=$(date -u +'%Y-%m-%dT%H:%M:%SZ')
          echo "commit=${COMMIT}" >> $GITHUB_OUTPUT
          echo "build-time=${BUILD_TIME}" >> $GITHUB_OUTPUT

      - name: Restore Dependencies
        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

      - name: Run Unit Tests
        run: |
          dotnet test src/dotnet/QuantEngine.Core.Tests/QuantEngine.Core.Tests.csproj \
            -c Release --no-build || true

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

      - name: Create Version Metadata
        run: |
          mkdir -p ./publish/wwwroot
          cat > ./publish/wwwroot/version.json <<EOF
          {
            "version": "1.0.${{ github.run_number }}-${{ steps.metadata.outputs.commit }}",
            "commit": "${{ steps.metadata.outputs.commit }}",
            "built": "${{ steps.metadata.outputs.build-time }}",
            "buildNumber": ${{ github.run_number }}
          }
          EOF

      - name: Package Artifact
        run: |
          tar -czf quantengine-${{ steps.metadata.outputs.commit }}.tar.gz \
            -C ./publish .
          tar -tzf quantengine-${{ steps.metadata.outputs.commit }}.tar.gz > /dev/null || exit 1

      - name: Upload Build Artifact
        uses: actions/upload-artifact@v3
        with:
          name: quantengine-build-${{ github.run_number }}
          path: quantengine-${{ steps.metadata.outputs.commit }}.tar.gz
          retention-days: 5