name: static-graphics-preflight

on:
  workflow_call:
    inputs:
      skiasharp_version:
        type: string
        default: ''
    outputs:
      source_lock:
        value: ${{ jobs.validate.outputs.source_lock }}
      package_version:
        value: ${{ jobs.validate.outputs.package_version }}
      skiasharp_version:
        value: ${{ jobs.validate.outputs.skiasharp_version }}
      angle_branch:
        value: ${{ jobs.validate.outputs.angle_branch }}
  workflow_dispatch:

jobs:
  validate:
    runs-on: ubuntu-24.04
    outputs:
      source_lock: ${{ steps.versions.outputs.source_lock }}
      package_version: ${{ steps.versions.outputs.package_version }}
      skiasharp_version: ${{ steps.versions.outputs.skiasharp_version }}
      angle_branch: ${{ steps.versions.outputs.angle_branch }}
    steps:
      - uses: actions/checkout@v4

      - name: Setup .NET
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: "10.0.302"

      - name: Read and validate versions
        id: versions
        shell: bash
        env:
          REQUESTED_VERSION: ${{ inputs.skiasharp_version }}
        run: |
          if [ "${GITHUB_REF_TYPE:-}" = tag ] && [ -z "$REQUESTED_VERSION" ]; then
            tag_version="${GITHUB_REF_NAME#staticlink-avalonia-v}"
            REQUESTED_VERSION="${tag_version%%-*}"
          fi
          python3 scripts/resolve-release-lock.py --version "$REQUESTED_VERSION"
          python3 - <<'PY'
          import os
          import pathlib
          import xml.etree.ElementTree as ET

          project = pathlib.Path("NuGet/StaticGraphics/StaticLink.Avalonia.csproj")
          root = ET.parse(project).getroot()
          import json
          lock = json.loads(pathlib.Path("build/linux-toolchain/release.lock.json").read_text())
          package_version = root.findtext(".//Version")
          package_version = lock["skiasharp_version"] + "-" + package_version.split("-", 1)[1]
          skia_reference = next(
              item.attrib["Version"]
              for item in root.findall(".//PackageReference")
              if item.attrib.get("Include") == "SkiaSharp"
          )
          version_base, revision = package_version.rsplit(".", 1)
          skiasharp_version, angle_branch = version_base.split("-", 1)
          if not revision.isdigit() or skiasharp_version != lock["skiasharp_version"]:
              raise SystemExit(f"Inconsistent package version: {package_version}, SkiaSharp: {skia_reference}")
          if os.environ.get("GITHUB_REF_TYPE") == "tag":
              expected_tag = f"staticlink-avalonia-v{package_version}"
              if os.environ.get("GITHUB_REF_NAME") != expected_tag:
                  raise SystemExit(f"Release tag must be {expected_tag}")

          with open(os.environ["GITHUB_OUTPUT"], "a", encoding="utf-8") as output:
              output.write("source_lock=" + json.dumps(lock, separators=(",", ":")) + "\n")
              output.write(f"package_version={package_version}\n")
              output.write(f"skiasharp_version={skiasharp_version}\n")
              output.write(f"angle_branch={angle_branch}\n")
          PY

      - name: Validate upstream refs and ANGLE patch
        env:
          SKIASHARP_VERSION: ${{ steps.versions.outputs.skiasharp_version }}
          ANGLE_BRANCH: ${{ steps.versions.outputs.angle_branch }}
        shell: bash
        run: |
          set -euo pipefail
          git ls-remote --exit-code --tags https://github.com/mono/SkiaSharp.git "refs/tags/v${SKIASHARP_VERSION}"
          git clone --depth 1 --branch "chromium/${ANGLE_BRANCH}" https://github.com/google/angle.git /tmp/staticlink-angle
          git -C /tmp/staticlink-angle apply --check "$GITHUB_WORKSPACE/External/NativeStatic/patches/angle-chromium-${ANGLE_BRANCH}.patch"

      - name: Validate scripts
        shell: bash
        run: |
          set -euo pipefail
          bash -n scripts/build-linux-static-graphics.sh
          bash -n scripts/build-macos-static-graphics.sh
          pwsh -NoProfile -Command '$files = @("scripts/build-windows-static-graphics.ps1", "scripts/create-avalonia-smoke.ps1"); foreach ($file in $files) { $errors = $null; [System.Management.Automation.Language.Parser]::ParseFile((Resolve-Path $file), [ref]$null, [ref]$errors) | Out-Null; if ($errors.Count) { $errors | Format-List | Out-String; exit 1 } }'

      - name: Compile smoke project
        run: dotnet build Smoke/AvaloniaStaticLinkSmoke/AvaloniaStaticLinkSmoke.csproj -c Release -p:PublishAot=false