name: CI

permissions:
  contents: read

on:
  push: # any push (direct, merge, etc)
  pull_request: # any pull request open / update
  workflow_dispatch: # manual trigger

env:
  BASENAME: "polaris"

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  pre_flight:
    runs-on: ubuntu-24.04
    steps:
      - name: checkout
        uses: actions/checkout@v6
      - name: paths-filter
        uses: dorny/paths-filter@fbd0ab8f3e69293af611ebaee6363fc25e6d187d
        id: filter
        with:
          filters: .github/workflow-config/preflight-filters.yml
    outputs:
      dm: ${{ steps.filter.outputs.dm }}
      tgui: ${{ steps.filter.outputs.tgui }}

  file_tests:
    name: Run Linters
    runs-on: ubuntu-24.04
    needs: pre_flight
    steps:
      - uses: actions/checkout@v6
      - name: Ensure +x on CI directory
        run: chmod -R +x ./tools/ci
      - name: Install Tools
        run: bash tools/ci/install_build_deps.sh
      - name: Run DM Tests
        if: needs.pre_flight.outputs.dm == 'true'
        run: tools/ci/validate_files.sh
      - name: Run TGUI Tests
        if: needs.pre_flight.outputs.tgui == 'true'
        run: tools/ci/build_tgui.sh

  dreamchecker:
    name: DreamChecker
    runs-on: ubuntu-24.04
    needs: pre_flight
    if: needs.pre_flight.outputs.dm == 'true'
    steps:
      - uses: actions/checkout@v6

      - name: Cache SpacemanDMM
        uses: actions/cache@v5
        with:
          path: ~/SpacemanDMM
          key: ${{ runner.os }}-dreamchecker-${{ hashFiles('dependencies.sh')}}
          restore-keys: ${{ runner.os }}-dreamchecker

      - name: Install Dependencies
        run: |
          tools/ci/install_spaceman_dmm.sh dreamchecker

      - name: Run Linter
        id: linter
        run: |
          ~/dreamchecker > ${GITHUB_WORKSPACE}/output-annotations.txt 2>&1

      - name: Annotate Linter
        uses: yogstation13/DreamAnnotate@8ef04ef7fbb4ac63ee2daca222af91599e0af5e1
        if: always()
        with:
          outputFile: output-annotations.txt

  unit_tests:
    name: Integration Tests
    runs-on: ubuntu-24.04
    needs: pre_flight
    if: needs.pre_flight.outputs.dm == 'true'
    steps:
      - uses: actions/checkout@v6

      - name: Ensure +x on CI directory
        run: |
          chmod -R +x ./tools/ci

      - name: Setup Cache
        uses: actions/cache@v5
        with:
          path: $HOME/BYOND
          key: ${{ runner.os }}-byond

      - name: Install RUST_G
        run: |
          ./tools/ci/install_rustg.sh
          sudo dpkg --add-architecture i386
          sudo apt update || true
          sudo apt install zlib1g-dev:i386

      - name: Unit Tests
        run: |
          tools/ci/install_byond.sh
          tools/ci/compile_and_run.sh
        env:
          TEST_DEFINE: "UNIT_TEST"
          TEST_FILE: "code/_unit_tests.dm"
          RUN: "1"

      - name: Compile POIs (no run)
        run: |
          tools/ci/install_byond.sh
          tools/ci/compile_and_run.sh
        env:
          TEST_DEFINE: "MAP_TEST"
          TEST_FILE: "code/_map_tests.dm"
          RUN: "0"

      - name: Compile away missions (no run)
        run: |
          tools/ci/install_byond.sh
          tools/ci/compile_and_run.sh
        env:
          TEST_DEFINE: "AWAY_MISSION_TEST"
          TEST_FILE: "code/_away_mission_tests.dm"
          RUN: "0"