name: "Unit Tests Workflow"

on:
  workflow_call:
    inputs:
      base_ref:
        description: 'Base branch for affected calculation'
        required: false
        type: string
        default: 'develop'

jobs:
  generate-affected-matrix:
    name: "Generate affected matrix"
    runs-on: ubuntu-latest
    outputs:
      unitMatrix: ${{ steps.set-matrix.outputs.unitMatrix }}
      hasProjects: ${{ steps.set-matrix.outputs.hasProjects }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
        with:
          fetch-depth: 0
      - name: Setup environment
        id: setup-env
        uses: ./.github/actions/setup
        with:
          cache-suffix: test-matrix
      - name: Install dependencies
        if: ${{ steps.setup-env.outputs.node-modules-cache-hit != 'true' }}
        run: npm ci
      - name: Generate affected projects matrix
        id: set-matrix
        env:
          BASE_REF: ${{ inputs.base_ref }}
        run: |
          echo "Base ref is $BASE_REF"
          AFFECTED_UNIT=$(npx nx show projects --affected --target=test --base=origin/$BASE_REF --head=HEAD --select=projects --plain --exclude=cli,stories,eslint-angular)
          echo "Affected projects for UNIT: $AFFECTED_UNIT"

          if [ -z "$AFFECTED_UNIT" ]; then
            echo "No affected projects found"
            echo "hasProjects=false" >> $GITHUB_OUTPUT
            echo "unitMatrix=[]" >> $GITHUB_OUTPUT
          else
            UNIT_MATRIX_JSON=$(echo "$AFFECTED_UNIT" | xargs -n1 | jq -R -s -c 'split("\n") | map(select(length > 0)) | map({ "project": . })')
            echo "Matrix UNIT: $UNIT_MATRIX_JSON"
            echo "hasProjects=true" >> $GITHUB_OUTPUT
            echo "unitMatrix=$UNIT_MATRIX_JSON" >> $GITHUB_OUTPUT
          fi
      - name: Save nx cache
        if: ${{ success() }}
        uses: ./.github/actions/save-nx-cache
        with:
          cache-suffix: test-matrix

  unit-tests:
    timeout-minutes: 30
    runs-on: ubuntu-latest
    needs: generate-affected-matrix
    if: ${{ needs.generate-affected-matrix.outputs.hasProjects == 'true' }}
    strategy:
      fail-fast: false
      matrix:
        include: ${{ fromJson(needs.generate-affected-matrix.outputs.unitMatrix) }}
    steps:
      - name: Checkout repository
        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
      - name: Setup environment
        id: setup-env
        uses: ./.github/actions/setup
        with:
          cache-suffix: test-${{ matrix.project }}
          full-setup: 'false'
      - name: Install dependencies
        if: ${{ steps.setup-env.outputs.node-modules-cache-hit != 'true' }}
        run: npm ci
      - name: Run unit tests for ${{ matrix.project }}
        env:
          NODE_OPTIONS: "--max-old-space-size=5120"
        run: |
          xvfb-run --auto-servernum npx nx run ${{ matrix.project }}:test
      - name: Save nx cache
        if: ${{ success() }}
        uses: ./.github/actions/save-nx-cache
        with:
          cache-suffix: test-${{ matrix.project }}