ci.yml

# This workflow will build a golang project
# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go

name: ci-test

# event that triggers teh workflow
on:
# run test when changes are pushed to master branch
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]

jobs:

  test:
    runs-on: ubuntu-latest

    # Copied, search github actions postgres, it sets the postgres db
    services:
      # Label used to access the service container
      postgres:
        # Docker Hub image
        image: postgres:alpine
        # Provide the password for postgres
        env:
          POSTGRES_USER: root
          POSTGRES_DB: chat-db
          POSTGRES_PASSWORD: mysecretpassword
        # Set health checks to wait until postgres has started
        # health check options tell teh runner how to check if postgres has started successfully or not
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5

    steps:
    - uses: actions/checkout@v3

    - name: Set up Go
      uses: actions/setup-go@v4
      # provides input parameters to the action
      with:
        go-version: '1.21.3'

    # not necessary deleted in the video, because app will be built automatically when we run go test
    # - name: Build
    #   run: go build -v ./...

    # Installing migrate, to run the migrate commands
    - name: Install golang-migrate

    # first we install pre-built binary, then, mv it to usr/bin, so that it can be used by go, then, test whether it installed successfully or not using which migrate
    # Note - we use usr/bin/migrate, so the binary file moved to usr/bin will have a new name - migrate, which is used in our commands
      run: |
        curl -L https://github.com/golang-migrate/migrate/releases/download/v4.16.2/migrate.linux-amd64.tar.gz | tar xvz
        sudo mv migrate /usr/bin/
        which migrate
    
    # Creates the db schema in the postgres db that was setup
    - name: Run migrations
      run: make migrate-up

    - name: Test
    # test command in Makefile
      run: make test