name: Build

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

jobs:
  # ── Server binaries (no CGo, cross-compile freely) ───────────────────────────

  server:
    name: Server binaries
    runs-on: ubuntu-latest
    strategy:
      matrix:
        include:
          - goos: linux
            goarch: amd64
          - goos: linux
            goarch: arm64
          - goos: darwin
            goarch: amd64
          - goos: darwin
            goarch: arm64
          - goos: windows
            goarch: amd64

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod

      - name: Build daemon + anchor
        env:
          GOOS: ${{ matrix.goos }}
          GOARCH: ${{ matrix.goarch }}
          CGO_ENABLED: "0"
        run: |
          SUFFIX="${{ matrix.goos }}-${{ matrix.goarch }}"
          [ "${{ matrix.goos }}" = "windows" ] && EXT=".exe" || EXT=""
          go build -trimpath -ldflags="-s -w" -o "dist/waste-daemon-${SUFFIX}${EXT}" ./cmd/daemon
          go build -trimpath -ldflags="-s -w" -o "dist/waste-anchor-${SUFFIX}${EXT}" ./cmd/anchor

      - uses: actions/upload-artifact@v4
        with:
          name: server-${{ matrix.goos }}-${{ matrix.goarch }}
          path: dist/

  # ── Desktop app (Wails, requires CGo + webview libs) ─────────────────────────
  # Runs only on Linux amd64 with the default runner.
  # For macOS/Windows desktop builds, add self-hosted runners with those platforms
  # and duplicate this job (adjusting the runs-on and platform deps).

  desktop-linux:
    name: Desktop app (Linux amd64)
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-go@v5
        with:
          go-version-file: go.mod

      - uses: actions/setup-node@v4
        with:
          node-version: '20'

      - name: Install Wails CLI
        run: go install github.com/wailsapp/wails/v2/cmd/wails@latest

      - name: Install platform dependencies
        run: |
          sudo apt-get update -q
          sudo apt-get install -y \
            libgtk-3-dev \
            libwebkit2gtk-4.0-dev \
            libayatana-appindicator3-dev

      - name: Build frontend
        run: |
          cd web
          npm ci
          npm run build
          cp -r dist ../cmd/app/frontend/dist

      - name: Build desktop app
        run: |
          mkdir -p dist
          cd cmd/app
          wails build -trimpath -ldflags="-s -w" -o ../../dist/waste-linux-amd64

      - uses: actions/upload-artifact@v4
        with:
          name: desktop-linux-amd64
          path: dist/waste-linux-amd64

  # ── Release: collect all artifacts and publish ────────────────────────────────

  release:
    name: Publish release
    needs: [server, desktop-linux]
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/')

    steps:
      - uses: actions/download-artifact@v4
        with:
          path: artifacts/
          merge-multiple: true

      - name: Create release
        uses: https://gitea.com/actions/gitea-release-action@main
        with:
          token: ${{ secrets.RELEASE_TOKEN }}
          files: artifacts/*
          prerelease: ${{ contains(github.ref_name, '-') }}