name: Build Windows

on:
  workflow_dispatch:
    inputs:
      version:
        description: "Version to build (e.g. 0.4.0)"
        required: true

jobs:
  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-windows
          path: dist/
          retention-days: 1

  tauri:
    name: Tauri (Windows x64)
    needs: frontend
    runs-on: windows-latest

    steps:
      - uses: actions/checkout@v4

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

      - name: Install Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          targets: x86_64-pc-windows-msvc

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

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

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

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

      - name: Download Suwayomi (Windows x64)
        shell: bash
        run: |
          curl -fsSL \
            "https://github.com/Suwayomi/Suwayomi-Server/releases/download/v2.1.1867/Suwayomi-Server-v2.1.1867-windows-x64.zip" \
            -o suwayomi-windows.zip

          echo "ab6687d278e0dd0984f67abbc853511a7e764f84b126a35d09bfd9b0307321ff  suwayomi-windows.zip" | sha256sum -c -

          unzip -q suwayomi-windows.zip -d suwayomi-raw

      - name: Extract Suwayomi bundle
        shell: bash
        run: |
          mkdir -p suwayomi-extracted

          # Handle both zip layouts: single top-level dir, or files at root
          TOP_DIRS=$(find suwayomi-raw -mindepth 1 -maxdepth 1 -type d | wc -l)
          TOP_FILES=$(find suwayomi-raw -mindepth 1 -maxdepth 1 -type f | wc -l)

          if [ "$TOP_DIRS" -eq 1 ] && [ "$TOP_FILES" -eq 0 ]; then
            INNER=$(find suwayomi-raw -mindepth 1 -maxdepth 1 -type d | head -1)
            cp -r "$INNER"/. suwayomi-extracted/
          else
            cp -r suwayomi-raw/. suwayomi-extracted/
          fi

          echo "Extracted bundle contents (top-level):"
          ls -la suwayomi-extracted/

      - name: Stage Suwayomi bundle
        shell: bash
        run: |
          mkdir -p src-tauri/binaries

          JAVAW=$(find suwayomi-extracted -path "*/jre/bin/javaw.exe" | head -1)
          JAR=$(find suwayomi-extracted -name "Suwayomi-Launcher.jar" | head -1)

          if [ -z "$JAVAW" ]; then
            echo "ERROR: jre/bin/javaw.exe not found. Bundle contents:"
            find suwayomi-extracted -type f | head -50
            exit 1
          fi

          if [ -z "$JAR" ]; then
            echo "ERROR: Suwayomi-Launcher.jar not found. Bundle contents:"
            find suwayomi-extracted -type f | head -50
            exit 1
          fi

          echo "Found javaw: $JAVAW"
          echo "Found jar:   $JAR"

          # Copy full bundle as resources — lib.rs invokes the bundled
          # java directly via resource_dir/suwayomi-bundle/jre/bin/javaw.exe.
          cp -r suwayomi-extracted src-tauri/binaries/suwayomi-bundle

      - name: Validate staging
        shell: bash
        run: |
          echo "--- Validating bundle javaw ---"
          find src-tauri/binaries/suwayomi-bundle -path "*/jre/bin/javaw.exe" \
            | grep -q . \
            || (echo "ERROR: jre/bin/javaw.exe missing" && exit 1)

          echo "--- Validating bundle jar ---"
          find src-tauri/binaries/suwayomi-bundle -name "Suwayomi-Launcher.jar" \
            | grep -q . \
            || (echo "ERROR: Suwayomi-Launcher.jar missing" && exit 1)

          echo "Staging OK"

      - name: Patch tauri.conf.json for CI
        shell: bash
        run: |
          # Suppress the frontend rebuild (dist/ already built by frontend job).
          sed -i 's/"beforeBuildCommand": "pnpm build"/"beforeBuildCommand": ""/' src-tauri/tauri.conf.json

          # Remove externalBin entirely for Windows — we invoke the bundled
          # javaw directly as a raw path, no sidecar registration needed.
          # Inject the suwayomi-bundle resource glob.
          python3 - << 'PYEOF'
import json
with open("src-tauri/tauri.conf.json") as f:
    conf = json.load(f)
conf["bundle"]["resources"] = ["binaries/suwayomi-bundle/**"]
conf["bundle"]["externalBin"] = []
with open("src-tauri/tauri.conf.json", "w") as f:
    json.dump(conf, f, indent=2)
print("tauri.conf.json patched — resources injected, externalBin cleared")
PYEOF

      - name: Build Tauri app (Windows x64)
        uses: tauri-apps/tauri-action@v0
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          args: --target x86_64-pc-windows-msvc

      - name: Upload Windows installer
        uses: actions/upload-artifact@v4
        with:
          name: moku-windows-x64
          path: src-tauri/target/x86_64-pc-windows-msvc/release/bundle/nsis/*.exe
          retention-days: 7