name: Erlang

on:
  pull_request:
    branches:
      - "main"
    types: [opened, reopened, synchronize, labeled]

  push:
    branches:
      - "main"

concurrency:
  group: ci-${{ github.head_ref || github.run_id }}-erlang
  cancel-in-progress: true

jobs:
  test-matrix:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.matrix }}
    steps:
      - uses: actions/checkout@v4
      - name: Read file
        id: set-matrix
        run: |
          matrixStringifiedObject="$(jq -c . .github/erlang-test-matrix.json)"
          echo "matrix=$matrixStringifiedObject" >> $GITHUB_OUTPUT

  opentelemetry-aws-xray:
    needs: [test-matrix]
    if: (contains(github.event.pull_request.labels.*.name, 'erlang') && contains(github.event.pull_request.labels.*.name, 'opentelemetry_aws_xray'))
    env:
      app: "opentelemetry_aws_xray"
    defaults:
      run:
        working-directory: utilities/${{ env.app }}
    runs-on: ${{ matrix.os }}
    name: Opentelemetry AWS X-Ray test on OTP ${{ matrix.otp_version }} with Rebar3 ${{ matrix.rebar3_version }}
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.test-matrix.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          version-type: strict
          otp-version: ${{ matrix.otp_version }}
          rebar3-version: ${{ matrix.rebar3_version }}
      - name: Cache
        uses: actions/cache@v4
        with:
          path: |
            ~/_build
          key: ${{ runner.os }}-build-${{ matrix.otp_version }}-${{ matrix.rebar3_version }}-v3-${{ hashFiles('**/rebar.lock') }}
      - name: Fetch deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: rebar3 get-deps
      - name: Test
        run: rebar3 ct

  opentelemetry-cowboy:
    needs: [test-matrix]
    if: (contains(github.event.pull_request.labels.*.name, 'erlang') && contains(github.event.pull_request.labels.*.name, 'opentelemetry_cowboy'))
    env:
      app: "opentelemetry_cowboy"
    defaults:
      run:
        working-directory: instrumentation/${{ env.app }}
    runs-on: ${{ matrix.os }}
    name: Opentelemetry Cowboy test on OTP ${{ matrix.otp_version }} with Rebar3 ${{ matrix.rebar3_version }}
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.test-matrix.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          version-type: strict
          otp-version: ${{ matrix.otp_version }}
          rebar3-version: ${{ matrix.rebar3_version }}
      - name: Cache
        uses: actions/cache@v4
        with:
          path: |
            ~/_build
          key: ${{ runner.os }}-build-${{ matrix.otp_version }}-${{ matrix.rebar3_version }}-v3-${{ hashFiles('**/rebar.lock') }}
      - name: Fetch deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: rebar3 get-deps
      - name: Test
        run: rebar3 ct

  opentelemetry-elli:
    needs: [test-matrix]
    if: (contains(github.event.pull_request.labels.*.name, 'erlang') && contains(github.event.pull_request.labels.*.name, 'opentelemetry_elli'))
    env:
      app: "opentelemetry_elli"
    defaults:
      run:
        working-directory: instrumentation/${{ env.app }}
    runs-on: ${{ matrix.os }}
    name: Opentelemetry Elli test on OTP ${{ matrix.otp_version }} with Rebar3 ${{ matrix.rebar3_version }}
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.test-matrix.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          version-type: strict
          otp-version: ${{ matrix.otp_version }}
          rebar3-version: ${{ matrix.rebar3_version }}
      - name: Cache
        uses: actions/cache@v4
        with:
          path: |
            ~/_build
          key: ${{ runner.os }}-build-${{ matrix.otp_version }}-${{ matrix.rebar3_version }}-v3-${{ hashFiles('**/rebar.lock') }}
      - name: Fetch deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: rebar3 get-deps
      - name: Test
        run: rebar3 ct

  opentelemetry-grpcbox:
    needs: [test-matrix]
    if: (contains(github.event.pull_request.labels.*.name, 'erlang') && contains(github.event.pull_request.labels.*.name, 'opentelemetry_grpcbox'))
    env:
      app: "opentelemetry_grpcbox"
    defaults:
      run:
        working-directory: instrumentation/${{ env.app }}
    runs-on: ${{ matrix.os }}
    name: Opentelemetry GRPCBox test on OTP ${{ matrix.otp_version }} with Rebar3 ${{ matrix.rebar3_version }}
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.test-matrix.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          version-type: strict
          otp-version: ${{ matrix.otp_version }}
          rebar3-version: ${{ matrix.rebar3_version }}
      - name: Cache
        uses: actions/cache@v4
        with:
          path: |
            ~/_build
          key: ${{ runner.os }}-build-${{ matrix.otp_version }}-${{ matrix.rebar3_version }}-v3-${{ hashFiles('**/rebar.lock') }}
      - name: Fetch deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: rebar3 get-deps
      - name: Test
        run: rebar3 ct

  opentelemetry-instrumentation-http:
    needs: [test-matrix]
    if: (contains(github.event.pull_request.labels.*.name, 'erlang') && contains(github.event.pull_request.labels.*.name, 'opentelemetry_instrumentation_http'))
    env:
      app: "opentelemetry_instrumentation_http"
    defaults:
      run:
        working-directory: utilities/${{ env.app }}
    runs-on: ${{ matrix.os }}
    name: OpenTelemetry Instrumentation HTTP test on OTP ${{ matrix.otp_version }} with Rebar3 ${{ matrix.rebar3_version }}
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.test-matrix.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          version-type: strict
          otp-version: ${{ matrix.otp_version }}
          rebar3-version: ${{ matrix.rebar3_version }}
      - name: Cache
        uses: actions/cache@v4
        with:
          path: |
            ~/_build
          key: ${{ runner.os }}-build-${{ matrix.otp_version }}-${{ matrix.rebar3_version }}-v3-${{ hashFiles('**/rebar.lock') }}
      - name: Fetch deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: rebar3 get-deps
      - name: Test
        run: rebar3 eunit

  opentelemetry-telemetry:
    needs: [test-matrix]
    if: (contains(github.event.pull_request.labels.*.name, 'erlang') && contains(github.event.pull_request.labels.*.name, 'opentelemetry_telemetry'))
    env:
      app: "opentelemetry_telemetry"
    defaults:
      run:
        working-directory: utilities/${{ env.app }}
    runs-on: ${{ matrix.os }}
    name: Opentelemetry Telemetry test on OTP ${{ matrix.otp_version }} with Rebar3 ${{ matrix.rebar3_version }}
    strategy:
      fail-fast: false
      matrix: ${{ fromJson(needs.test-matrix.outputs.matrix) }}
    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        with:
          version-type: strict
          otp-version: ${{ matrix.otp_version }}
          rebar3-version: ${{ matrix.rebar3_version }}
      - name: Cache
        uses: actions/cache@v4
        with:
          path: |
            ~/_build
          key: ${{ runner.os }}-build-${{ matrix.otp_version }}-${{ matrix.rebar3_version }}-v3-${{ hashFiles('**/rebar.lock') }}
      - name: Fetch deps
        if: steps.deps-cache.outputs.cache-hit != 'true'
        run: rebar3 get-deps
      - name: Test
        run: rebar3 ct