name: Publish NuGet packages

on:
  push:
    tags:
      - 'v*'
  workflow_dispatch:

jobs:
  publish:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    env:
      NUGET_AUTH_TOKEN: ${{ secrets.SHRINKSDK_PACKAGE_TOKEN }}
      DOTNET_SYSTEM_GLOBALIZATION_INVARIANT: '1'
      DOTNET_CLI_TELEMETRY_OPTOUT: '1'
    steps:
      - name: Fetch exact tagged source
        env:
          GITEA_REF: ${{ gitea.ref }}
          GITEA_REPOSITORY: ${{ gitea.repository }}
        shell: bash
        run: |
          set -euo pipefail
          tag="${GITEA_REF#refs/tags/}"
          case "$tag" in
            v[0-9]*) ;;
            *) echo "Expected a version tag ref, got: $GITEA_REF" >&2; exit 1 ;;
          esac
          export SHRINKSDK_ARCHIVE_URL="https://git.crash.work/${GITEA_REPOSITORY}/archive/${tag}.tar.gz"
          node --input-type=module <<'NODE'
          import { writeFile } from 'node:fs/promises';

          const response = await fetch(process.env.SHRINKSDK_ARCHIVE_URL);
          if (!response.ok) {
            throw new Error(`Release archive download failed: ${response.status} ${response.statusText}`);
          }
          await writeFile('release.tar.gz', new Uint8Array(await response.arrayBuffer()));
          NODE
          mkdir release
          tar -xzf release.tar.gz --strip-components=1 -C release
          rm -f release.tar.gz
          printf '%s' "$tag" > release/.shrink-sdk-release-tag

      - name: Install .NET 8 SDK
        shell: bash
        run: |
          set -euo pipefail
          node --input-type=module <<'NODE'
          import { writeFile } from 'node:fs/promises';

          const metadataResponse = await fetch('https://dotnetcli.blob.core.windows.net/dotnet/release-metadata/8.0/releases.json');
          if (!metadataResponse.ok) throw new Error(`Release metadata download failed: ${metadataResponse.status}`);
          const metadata = await metadataResponse.json();
          const sdkVersion = metadata['latest-sdk'];
          const release = metadata.releases.find(item => item.sdk?.version === sdkVersion);
          const file = release?.sdk?.files?.find(item => item.rid === 'linux-x64' && item.name.endsWith('.tar.gz'));
          if (!file) throw new Error(`Linux x64 SDK archive not found for ${sdkVersion}`);
          const archiveResponse = await fetch(file.url);
          if (!archiveResponse.ok) throw new Error(`SDK download failed: ${archiveResponse.status}`);
          await writeFile('/tmp/dotnet-sdk.tar.gz', new Uint8Array(await archiveResponse.arrayBuffer()));
          NODE
          mkdir -p /opt/dotnet
          tar -xzf /tmp/dotnet-sdk.tar.gz -C /opt/dotnet
          rm -f /tmp/dotnet-sdk.tar.gz
          /opt/dotnet/dotnet --info

      - name: Validate, pack and publish
        shell: bash
        run: |
          set -euo pipefail
          : "${NUGET_AUTH_TOKEN:?SHRINKSDK_PACKAGE_TOKEN is required}"
          export PATH="/opt/dotnet:$PATH"
          cd release
          tag="$(cat .shrink-sdk-release-tag)"
          projects=()
          if [[ -d DotNet~ ]]; then
            while IFS= read -r -d '' project; do projects+=("$project"); done < <(find DotNet~ -type f -name '*.csproj' -print0)
          fi
          if [[ -d Godot~ ]]; then
            while IFS= read -r -d '' project; do projects+=("$project"); done < <(find Godot~ -type f -name '*.csproj' -print0)
          fi
          if [[ "${#projects[@]}" -eq 0 ]]; then
            while IFS= read -r -d '' project; do projects+=("$project"); done < <(find . -maxdepth 1 -type f -name '*.csproj' -print0)
          fi
          test "${#projects[@]}" -gt 0
          if [[ -f package.json ]]; then
            version="$(node -p "require('./package.json').version")"
          else
            version="$(dotnet msbuild "${projects[0]}" -getProperty:Version -nologo)"
          fi
          test "$tag" = "v$version"
          mkdir -p packages
          for project in "${projects[@]}"; do
            dotnet restore "$project" --configfile NuGet.Config
            dotnet pack "$project" --configuration Release --no-restore --output "$PWD/packages" --include-symbols --include-source
          done
          find packages -maxdepth 1 -name '*.nupkg' -type f | grep -q .
          dotnet nuget push 'packages/*.nupkg' --api-key "$NUGET_AUTH_TOKEN" --source https://git.crash.work/api/packages/ShrinkSDK/nuget/index.json --skip-duplicate
          if compgen -G 'packages/*.snupkg' > /dev/null; then
            dotnet nuget push 'packages/*.snupkg' --api-key "$NUGET_AUTH_TOKEN" --source https://git.crash.work/api/packages/ShrinkSDK/nuget/index.json --skip-duplicate
          fi