release.yml

name: Release

on:
  push:
    tags:
      - 'v*'

permissions:
  contents: write

jobs:
  release:
    runs-on: windows-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v5

      - name: Setup .NET
        uses: actions/setup-dotnet@v5
        with:
          dotnet-version: 8.0.x

      - name: Verify tag matches project version
        shell: pwsh
        run: |
          $tag = "${{ github.ref_name }}".TrimStart('v')
          $csproj = "ExpressionTreeExplorer.Vsix/ExpressionTreeExplorer.Vsix.csproj"
          $version = (Select-String -Path $csproj -Pattern '<Version>(.*?)</Version>').Matches[0].Groups[1].Value
          Write-Host "Tag version:     $tag"
          Write-Host "Project version: $version"
          if ($tag -ne $version) {
            Write-Error "Tag ($tag) does not match <Version> in the .csproj ($version). Bump the project version before tagging."
            exit 1
          }

      - name: Restore
        run: dotnet restore ExpressionTreeExplorer.sln

      - name: Build
        run: dotnet build ExpressionTreeExplorer.sln -c Release --no-restore

      - name: Test
        run: dotnet test ExpressionTreeExplorer.sln -c Release --no-build

      - name: Stage VSIX with versioned name
        shell: pwsh
        run: |
          $version = "${{ github.ref_name }}".TrimStart('v')
          $src = "ExpressionTreeExplorer.Vsix/bin/Release/net8.0-windows/ExpressionTreeExplorer.Vsix.vsix"
          if (-not (Test-Path $src)) {
            Write-Error "VSIX not found at $src"
            exit 1
          }
          New-Item -ItemType Directory -Force -Path artifacts | Out-Null
          Copy-Item $src "artifacts/ExpressionTreeExplorer-$version.vsix"

      - name: Extract release notes from CHANGELOG
        shell: pwsh
        run: |
          $version = "${{ github.ref_name }}".TrimStart('v')
          $lines = Get-Content CHANGELOG.md
          $notes = New-Object System.Collections.Generic.List[string]
          $capture = $false
          foreach ($line in $lines) {
            if ($line -match '^## \[') {
              if ($capture) { break }
              if ($line -match "^## \[$([regex]::Escape($version))\]") { $capture = $true; continue }
            }
            elseif ($capture) {
              $notes.Add($line)
            }
          }
          $body = ($notes -join "`n").Trim()
          if ([string]::IsNullOrWhiteSpace($body)) { $body = "Release $version" }
          Set-Content -Path release-notes.md -Value $body -Encoding utf8
          Write-Host "----- release notes -----"
          Write-Host $body

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ github.ref_name }}
          name: ${{ github.ref_name }}
          body_path: release-notes.md
          files: artifacts/ExpressionTreeExplorer-*.vsix