name: Release
on:
  push:
    branches: [main]
jobs:
  release:
    name: Version, Build, and Release
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
      - name: Setup .NET
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: 10.0.x
      - name: Determine version
        id: version
        run: |
          $commits = git log main..HEAD --format="%s"
          $commitList = $commits -split "`n"
          $major = 0
          $minor = 0
          $patch = 0

          foreach ($message in $commitList) {
            if ($message -match " BREAKING CHANGE|!:") {
              $major = 1
            } elseif ($message -match "^feat(\(.*\))?:") {
              $minor = 1
            } elseif ($message -match "^fix(\(.*\))?:") {
              $patch = 1
            }
          }

          if ($major -eq 1) {
            $minor = 0
            $patch = 0
          } elseif ($minor -eq 1) {
            $patch = 0
          } elseif ($patch -eq 0 -and $commitList.Count -gt 0 -and $commitList[0]) {
            $patch = 1
          }

          $currentVersion = "0.0.0"
          $tag = git describe --tags --abbrev=0 2>$null

          $hasExistingTag = $false
          if ($tag) {
            $hasExistingTag = $true
            $currentVersion = $tag -replace "^v", ""
          }

          $parts = $currentVersion.Split(".")
          $majorCurrent = [int]$parts[0]
          $minorCurrent = [int]$parts[1]
          $patchCurrent = [int]$parts[2]

          $majorNew = $majorCurrent + $major
          $minorNew = if ($major -eq 1) { 0 } else { $minorCurrent + $minor }
          $patchNew = if ($major -eq 1 -or $minor -eq 1) { 0 } else { $patchCurrent + $patch }

          if ($majorNew -eq $majorCurrent -and $minorNew -eq $minorCurrent -and $patchNew -eq $patchCurrent) {
            if (-not $hasExistingTag) {
              $version = "0.0.0"
              echo "VERSION=$version" >> $env:GITHUB_OUTPUT
              Write-Host "First release: publishing version 0.0.0"
            } else {
              Write-Host "No version bump needed, skipping release"
              exit 0
            }
          } else {
            $version = "$majorNew.$minorNew.$patchNew"
            echo "VERSION=$version" >> $env:GITHUB_OUTPUT
          }
        shell: pwsh
      - name: Update version in csproj
        if: steps.version.outputs.VERSION
        run: |
          $version = "${{ steps.version.outputs.VERSION }}"
          $csprojPath = "src/StevanFreeborn.Results/StevanFreeborn.Results.csproj"
          $content = Get-Content $csprojPath -Raw

          if ($content -match "<Version>.*?</Version>") {
            $content = $content -replace "<Version>.*?</Version>", "<Version>$version</Version>"
          } elseif ($content -match "<PropertyGroup>") {
            $content = $content -replace "<PropertyGroup>", "<PropertyGroup>`n    <Version>$version</Version>"
          }

          Set-Content -Path $csprojPath -Value $content
      - name: Create commit
        if: steps.version.outputs.VERSION
        run: |
          git config user.name "gitea-actions[bot]"
          git config user.email "gitea-actions[bot]@users.noreply.gitea.io"
          git add -A
          git commit -m "Bump version to ${{ steps.version.outputs.VERSION }}" || echo "No changes to commit"
      - name: Create tag
        if: steps.version.outputs.VERSION
        run: |
          git tag "v${{ steps.version.outputs.VERSION }}"
      - name: Push changes and tags
        if: steps.version.outputs.VERSION
        run: |
          git push origin main
          git push origin v${{ steps.version.outputs.VERSION }}
      - name: Restore dependencies
        if: steps.version.outputs.VERSION
        run: dotnet restore
      - name: Build
        if: steps.version.outputs.VERSION
        run: dotnet build --configuration Release --no-restore
      - name: Run tests
        if: steps.version.outputs.VERSION
        run: dotnet test --configuration Release --no-build --verbosity normal
      - name: Pack
        if: steps.version.outputs.VERSION
        run: dotnet pack --configuration Release --no-build --output ./artifacts /p:PackageVersion=${{ steps.version.outputs.VERSION }}
      - name: Push to NuGet
        if: steps.version.outputs.VERSION
        run: dotnet nuget push ./artifacts/*.nupkg --source https://api.nuget.org/v3/index.json --api-key ${{ secrets.NUGET_API_KEY }}