name: Build

on:
  push:
    branches: [main]
  pull_request:
  workflow_dispatch:
    inputs:
      upstream-ref:
        description: Upstream tag to build instead of the one in upstream.txt
        type: string
        required: false
  workflow_call:
    inputs:
      upstream-ref:
        description: Upstream tag to build instead of the one in upstream.txt
        type: string
        required: false
      revision:
        description: Which release of the upstream version this is, for the updater
        type: string
        required: false
    outputs:
      version:
        description: Version the app was built as
        value: ${{ jobs.build.outputs.version }}

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}-${{ inputs.upstream-ref }}
  cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

env:
  UPSTREAM_REF: ${{ inputs.upstream-ref }}
  MODRINTH_ENHANCED_REVISION: ${{ inputs.revision }}

jobs:
  build:
    name: ${{ matrix.name }}
    runs-on: ${{ matrix.os }}
    outputs:
      version: ${{ steps.version.outputs.version }}
    strategy:
      fail-fast: false
      matrix:
        include:
          - name: Linux
            os: ubuntu-latest
          - name: Windows
            os: windows-latest
          - name: macOS
            os: macos-latest

    steps:
      - name: Check out Modrinth Enhanced
        uses: actions/checkout@v4

      # Everything below works on the patched tree in build/upstream, so this
      # has to come first: a patch that no longer applies fails the build here,
      # which is exactly the signal we want when upstream has moved.
      - name: Apply patches
        shell: bash
        run: scripts/prepare.sh

      - name: Resolve version
        id: version
        shell: bash
        run: |
          . scripts/common.sh
          echo "version=$(app_version)" >> "$GITHUB_OUTPUT"
          echo "upstream=$UPSTREAM_REF" >> "$GITHUB_OUTPUT"

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version-file: build/upstream/.nvmrc

      - name: Enable Corepack
        shell: bash
        run: corepack enable

      - name: Set up Java
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: 17

      - name: Set up Rust
        shell: bash
        working-directory: build/upstream
        run: |
          rustup show active-toolchain || rustup toolchain install
          if [ "$RUNNER_OS" = macOS ]; then
            rustup target add x86_64-apple-darwin aarch64-apple-darwin
          fi

      - name: Cache Rust build
        uses: Swatinem/rust-cache@v2
        with:
          workspaces: build/upstream
          key: ${{ steps.version.outputs.upstream }}

      - name: Install Linux build dependencies
        if: runner.os == 'Linux'
        run: |
          sudo apt-get update
          sudo apt-get install -y libwebkit2gtk-4.1-dev libayatana-appindicator3-dev librsvg2-dev

      - name: Check the patched sources
        shell: bash
        run: scripts/check.sh

      # Without the key, as for a pull request from a fork, the build simply
      # has no updater.
      - name: Build
        shell: bash
        env:
          TAURI_SIGNING_PRIVATE_KEY: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY }}
          TAURI_SIGNING_PRIVATE_KEY_PASSWORD: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY_PASSWORD }}
        run: scripts/build.sh

      - name: Check the build output
        shell: bash
        env:
          TAURI_SIGNING_PRIVATE_KEY: ${{ secrets.TAURI_SIGNING_PRIVATE_KEY }}
        run: scripts/check.sh

      - name: Upload installers
        uses: actions/upload-artifact@v4
        with:
          name: modrinth-enhanced-${{ matrix.name }}
          path: build/artifacts/*
          if-no-files-found: error