name: Build macOS

on:
  workflow_dispatch:
    inputs:
      version:
        description: "Version to build (e.g. 0.3.0)"
        required: true

env:
  SUWAYOMI_VERSION: "2.1.1867"

jobs:
  # ── Build frontend once, share via artifact ────────────────────────────────
  frontend:
    name: Build frontend
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: pnpm/action-setup@v4
        with:
          version: latest

      - uses: actions/setup-node@v4
        with:
          node-version: 22
          cache: pnpm

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Build
        run: pnpm build

      - name: Upload dist
        uses: actions/upload-artifact@v4
        with:
          name: frontend-dist
          path: dist/
          retention-days: 1

  # ── Per-arch Tauri builds ──────────────────────────────────────────────────
  tauri:
    name: Tauri (${{ matrix.target }})
    needs: frontend
    strategy:
      fail-fast: false
      matrix:
        include:
          - target: aarch64-apple-darwin
            runner: macos-14
            suwayomi_asset: "Suwayomi-Server-v${{ env.SUWAYOMI_VERSION }}-macOS-arm64.tar.gz"
            suwayomi_sha256: "c80abdbba29f7895e9556c6c9481368557d5f930b5f69bcb30639ba498925f3c"
          - target: x86_64-apple-darwin
            runner: macos-13
            suwayomi_asset: "Suwayomi-Server-v${{ env.SUWAYOMI_VERSION }}-macOS-x64.tar.gz"
            suwayomi_sha256: "c7590aeb645dd7135a05b9f3ea1fee384a4abeb465c0b3638d5b738d20dfe174"

    runs-on: ${{ matrix.runner }}

    steps:
      - uses: actions/checkout@v4

      - name: Download frontend dist
        uses: actions/download-artifact@v4
        with:
          name: frontend-dist
          path: dist/

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

      - name: Rust cache
        uses: Swatinem/rust-cache@v2
        with:
          workspaces: src-tauri

      - uses: pnpm/action-setup@v4
        with:
          version: latest

      # ── Download & verify Suwayomi ────────────────────────────────────────
      - name: Download Suwayomi (${{ matrix.target }})
        run: |
          curl -fsSL \
            "https://github.com/Suwayomi/Suwayomi-Server/releases/download/v${{ env.SUWAYOMI_VERSION }}/${{ matrix.suwayomi_asset }}" \
            -o suwayomi.tar.gz

          echo "${{ matrix.suwayomi_sha256 }}  suwayomi.tar.gz" | shasum -a 256 -c -

          mkdir -p suwayomi-extracted
          tar -xzf suwayomi.tar.gz -C suwayomi-extracted --strip-components=1

      - name: Stage Suwayomi sidecar
        run: |
          mkdir -p src-tauri/binaries

          # The v2.1.1867 native macOS tarball ships a launcher called
          # "Suwayomi-Server" at the top level alongside its bundled JDK.
          LAUNCHER=$(find suwayomi-extracted -maxdepth 1 -type f -name "Suwayomi-Server" | head -1)

          # Fallback: first top-level executable that isn't a .jar
          if [ -z "$LAUNCHER" ]; then
            LAUNCHER=$(find suwayomi-extracted -maxdepth 1 -type f -perm +111 \
              ! -name "*.jar" ! -name "*.dylib" | head -1)
          fi

          if [ -z "$LAUNCHER" ]; then
            echo "ERROR: could not find Suwayomi launcher in tarball"
            ls -lR suwayomi-extracted
            exit 1
          fi

          echo "Using launcher: $LAUNCHER"

          # Tauri sidecar naming: <stem>-<target-triple>
          cp "$LAUNCHER" "src-tauri/binaries/suwayomi-server-${{ matrix.target }}"
          chmod +x "src-tauri/binaries/suwayomi-server-${{ matrix.target }}"

          # Copy the full bundle so the launcher can find its JDK + JAR
          # via relative paths at runtime inside the .app Resources dir.
          cp -r suwayomi-extracted src-tauri/binaries/suwayomi-bundle

      # ── Build Tauri .app + .dmg ───────────────────────────────────────────
      - name: Build Tauri app
        uses: tauri-apps/tauri-action@v0
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          # Code-signing — set these repo secrets for a signed/notarised build.
          # Leave unset for unsigned (Gatekeeper warns on first open, fine for testing).
          APPLE_CERTIFICATE:          ${{ secrets.APPLE_CERTIFICATE }}
          APPLE_CERTIFICATE_PASSWORD: ${{ secrets.APPLE_CERTIFICATE_PASSWORD }}
          APPLE_SIGNING_IDENTITY:     ${{ secrets.APPLE_SIGNING_IDENTITY }}
          APPLE_ID:                   ${{ secrets.APPLE_ID }}
          APPLE_PASSWORD:             ${{ secrets.APPLE_PASSWORD }}
          APPLE_TEAM_ID:              ${{ secrets.APPLE_TEAM_ID }}
        with:
          args: --target ${{ matrix.target }}

      - name: Upload arch .dmg
        uses: actions/upload-artifact@v4
        with:
          name: moku-${{ matrix.target }}
          path: src-tauri/target/${{ matrix.target }}/release/bundle/dmg/*.dmg
          retention-days: 7

      - name: Upload .app bundle (for universal job)
        uses: actions/upload-artifact@v4
        with:
          name: app-${{ matrix.target }}
          path: src-tauri/target/${{ matrix.target }}/release/bundle/macos/
          retention-days: 1

  # ── Universal binary ──────────────────────────────────────────────────────
  universal:
    name: Universal .dmg
    needs: tauri
    runs-on: macos-14

    steps:
      - name: Download arm64 .app
        uses: actions/download-artifact@v4
        with:
          name: app-aarch64-apple-darwin
          path: apps/arm64/

      - name: Download x64 .app
        uses: actions/download-artifact@v4
        with:
          name: app-x86_64-apple-darwin
          path: apps/x64/

      - name: lipo into universal binary
        run: |
          ARM_APP=$(find apps/arm64 -name "*.app" -maxdepth 1 | head -1)
          X64_APP=$(find apps/x64  -name "*.app" -maxdepth 1 | head -1)
          APP_NAME=$(basename "$ARM_APP")

          echo "arm64: $ARM_APP"
          echo "x64:   $X64_APP"

          mkdir -p universal
          cp -r "$ARM_APP" "universal/${APP_NAME}"

          find "universal/${APP_NAME}" -type f | while read -r f; do
            if file "$f" | grep -q "Mach-O"; then
              X64_EQUIV="${X64_APP}${f#universal/${APP_NAME}}"
              if [ -f "$X64_EQUIV" ]; then
                lipo -create -output "$f" "$f" "$X64_EQUIV" 2>/dev/null || true
              fi
            fi
          done

      - name: Package universal .dmg
        run: |
          APP_NAME=$(find universal -name "*.app" -maxdepth 1 | head -1 | xargs basename)
          mkdir dmg-stage
          cp -r "universal/${APP_NAME}" dmg-stage/
          ln -s /Applications dmg-stage/Applications

          hdiutil create \
            -volname "Moku" \
            -srcfolder dmg-stage \
            -ov \
            -format UDZO \
            "moku-universal.dmg"

      - name: Upload universal .dmg
        uses: actions/upload-artifact@v4
        with:
          name: moku-universal
          path: moku-universal.dmg
          retention-days: 7