name: Release

# Gitea Actions workflow:
# - pushes to main build the Windows GNU package and publish a build-date Release.
# - tag pushes (v*) build the Windows GNU package and publish the matching Release.
# - manual runs build the same package and publish a build-date Release.

on:
  push:
    branches: ["main"]
    tags: ["v*"]
  workflow_dispatch:

permissions:
  contents: write

jobs:
  build-windows-gnu:
    name: windows-x86_64-gnu
    runs-on: ubuntu-latest

    env:
      TARGET: x86_64-pc-windows-gnu
      BIN: meatshell.exe
      CARGO_TARGET_X86_64_PC_WINDOWS_GNU_LINKER: x86_64-w64-mingw32-gcc
      CARGO_TARGET_X86_64_PC_WINDOWS_GNU_AR: x86_64-w64-mingw32-ar
      CC_x86_64_pc_windows_gnu: x86_64-w64-mingw32-gcc
      CXX_x86_64_pc_windows_gnu: x86_64-w64-mingw32-g++
      AR_x86_64_pc_windows_gnu: x86_64-w64-mingw32-ar
      WINDRES: x86_64-w64-mingw32-windres
      PKG_CONFIG_ALLOW_CROSS: "1"

    steps:
      - name: Free disk space
        run: |
          sudo rm -rf /usr/local/lib/android /usr/share/dotnet /opt/ghc || true
          sudo rm -rf /usr/local/graalvm /usr/local/share/powershell /usr/local/share/chromium || true
          sudo rm -rf /usr/local/lib/node_modules /usr/share/swift /usr/share/miniconda || true
          sudo docker image prune -af 2>/dev/null || true
          sudo apt-get clean || true
          sudo rm -rf /var/cache/apt/archives/* || true
          df -h

      - uses: actions/checkout@v4
        with:
          clean: false

      - name: Install system dependencies
        run: |
          sudo dpkg --add-architecture i386
          sudo apt-get update
          sudo apt-get install -y \
            gcc-mingw-w64-x86-64 \
            binutils-mingw-w64-x86-64 \
            wine64 wine32 wine \
            xvfb \
            zip
          sudo apt-get clean
          sudo rm -rf /var/cache/apt/archives/*
          df -h

      - name: Cache Cargo registry
        uses: actions/cache@v4
        with:
          path: |
            ~/.cargo/registry
            ~/.cargo/git
          key: ${{ runner.os }}-${{ env.TARGET }}-cargo-${{ hashFiles('Cargo.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ env.TARGET }}-cargo-
            ${{ runner.os }}-cargo-

      - name: Install Rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: ${{ env.TARGET }}

      - name: Show toolchain
        run: |
          rustc --version
          cargo --version
          x86_64-w64-mingw32-gcc --version | head -n 1

      - name: Clean partial cargo cache
        run: |
          rm -rf ~/.cargo/registry/src
          rm -rf ~/.cargo/registry/cache
          df -h

      - name: Fetch dependencies
        run: |
          for i in 1 2 3 4 5; do
            echo "Attempt $i to fetch dependencies..."
            if cargo fetch 2>&1; then
              echo "✅ Cargo fetch succeeded on attempt $i"
              break
            fi
            if [ $i -eq 5 ]; then
              echo "❌ Cargo fetch failed after 5 attempts"
              exit 1
            fi
            echo "Waiting 10 seconds before retry..."
            sleep 10
          done

      - name: Build Windows GNU release
        run: |
          cargo build --release --target "$TARGET"

      - name: Package Windows zip
        env:
          EVENT_NAME: ${{ gitea.event_name }}
          REF: ${{ gitea.ref }}
          REF_NAME: ${{ gitea.ref_name }}
        run: |
          set -eu
          BUILD_DIR="${CARGO_TARGET_DIR:-target}"
          event_name="${EVENT_NAME:-}"
          ref="${REF:-}"
          ref_name="${REF_NAME:-dev}"
          short_sha="$(git rev-parse --short=12 HEAD)"
          if [ "$event_name" = "push" ] && [ "$ref" = "refs/tags/${ref_name}" ]; then
            VERSION="${ref_name}-${short_sha}"
            RELEASE_TAG="${ref_name}"
          elif [ "$event_name" = "push" ] && [ "$ref" != "refs/heads/main" ]; then
            VERSION="${ref_name}-${short_sha}"
            RELEASE_TAG="${ref_name}"
          else
            BUILD_STAMP="$(date -u +%Y%m%d-%H%M%S)"
            VERSION="build-${BUILD_STAMP}-${short_sha}"
            RELEASE_TAG="$VERSION"
          fi
          RELEASE_NAME="$RELEASE_TAG"
          STAGE="meatshell-${VERSION}-windows-x86_64-gnu"
          mkdir -p "$STAGE"
          cp "${BUILD_DIR}/${TARGET}/release/${BIN}" "$STAGE/"
          cp README.md README.en.md CHANGELOG.md "$STAGE/" 2>/dev/null || true
          zip -r "${STAGE}.zip" "$STAGE"
          echo "ASSET=${STAGE}.zip" >> "$GITHUB_ENV"
          echo "RELEASE_TAG=${RELEASE_TAG}" >> "$GITHUB_ENV"
          echo "RELEASE_NAME=${RELEASE_NAME}" >> "$GITHUB_ENV"

      - name: Publish Gitea release
        if: startsWith(github.ref, 'refs/tags/') || github.ref == 'refs/heads/main'
        env:
          GITEA_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          set -eu
          TAG="${{ env.RELEASE_TAG }}"
          NAME="${{ env.RELEASE_NAME }}"
          FILE="${{ env.ASSET }}"
          # Try GITHUB_SERVER_URL first, fall back to GITEA_URL or localhost
          BASE_URL="${GITHUB_SERVER_URL:-${GITEA_URL:-http://localhost:3000}}"
          API="${BASE_URL}/api/v1"
          REPO="${GITHUB_REPOSITORY:-$(git remote get-url origin | sed 's#.*[:/]\([^/]*/[^/]*\)\.git#\1#')}"
          echo "Creating release ${TAG} on ${API}/repos/${REPO}..."
          RELEASE_ID=$(curl -s -w '%{http_code}' -X POST \
            -H "Authorization: token ${GITEA_TOKEN}" \
            -H "Content-Type: application/json" \
            "${API}/repos/${REPO}/releases" \
            -d "{\"tag_name\":\"${TAG}\",\"name\":\"${NAME}\",\"draft\":false,\"prerelease\":false}" \
            -o /tmp/release.json | tail -c3)
          if [ "$RELEASE_ID" = "409" ]; then
            echo "Release ${TAG} already exists, updating..."
            curl -s -X PATCH \
              -H "Authorization: token ${GITEA_TOKEN}" \
              -H "Content-Type: application/json" \
              "${API}/repos/${REPO}/releases/tags/${TAG}" \
              -d "{\"name\":\"${NAME}\"}" > /dev/null
          fi
          ATTACH_URL="${API}/repos/${REPO}/releases/tags/${TAG}/assets"
          echo "Uploading ${FILE} to ${ATTACH_URL}..."
          curl -s -X POST \
            -H "Authorization: token ${GITEA_TOKEN}" \
            -H "Content-Type: application/zip" \
            --data-binary "@${FILE}" \
            "${ATTACH_URL}?filename=$(basename ${FILE})"
          echo "✅ Release ${TAG} published"