name: Go Linter

on:
  pull_request:
    branches:
      - master
      - release
  push:
    branches:
      - master
      - release

jobs:
  lint:
    name: Run golangci-lint
    runs-on: ubuntu-22.04
    if: 0

    strategy:
      matrix:
        project:
          - api_gateway

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Set up Go
        uses: actions/setup-go@v6
        with:
          go-version: '1.24.x'
          check-latest: true

      - name: Enable Go toolchain auto
        run: echo "GOTOOLCHAIN=auto" >> $GITHUB_ENV

      - name: Install golangci-lint
        run: |
          echo "Installing golangci-lint v1.62.2 with $(go version)"
          GOBIN=$(go env GOPATH)/bin go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.62.2

      - name: Run golangci-lint
        run: |
          go mod tidy
          golangci-lint run -c ./.golangci-lint.yaml --fix=false --color=always

  build:
    name: Build golang services
    runs-on: ubuntu-22.04
    needs: lint

    strategy:
      matrix:
        project:
          - api_gateway

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Set up Go
        uses: actions/setup-go@v4
        with:
          go-version: 1.24

      - name: Build golang services
        env:
          HOST: ${{ github.event.base_ref == 'refs/heads/release' && secrets.HOST_STG || secrets.HOST_PROD }}
        run: |
          go mod tidy
          SWAGGER_HOST=${HOST} make docs
          CGO_ENABLED=0 GOOS=linux go build -ldflags="-s -w" -o main cmd/main.go

  push:
    name: Push Docker Images
    runs-on: ubuntu-22.04
    # needs: lint
    if: ${{ gitea.ref == 'refs/heads/master' || gitea.ref == 'refs/heads/release' }}

    strategy:
      matrix:
        project:
          - api_gateway

    steps:
      - name: Checkout репозитория
        uses: actions/checkout@v4

      - name: Extract Git metadata
        id: git-metadata
        env:
          REPO: ${{ github.repository }}
        run: |
          GIT_SHA=$(git rev-parse --short HEAD)
          GIT_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "none")
          TARGET_ENV=${{ github.ref == 'refs/heads/release' && 'staging' || 'production' }}

          echo "GIT_SHA=${GIT_SHA}" >> $GITHUB_OUTPUT
          echo "GIT_TAG=${GIT_TAG}" >> $GITHUB_OUTPUT
          echo "TARGET_ENV=${TARGET_ENV}" >> $GITHUB_OUTPUT
          echo "REPO_NAME=$(echo $REPO | cut -d'/' -f2)" >> $GITHUB_OUTPUT

      - name: Login to Docker Registry
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract image metadata
        id: docker-metadata
        needs: git-metadata
        env:
          REGISTRY: hub.docker.com
          REPO_NAME: ${{ steps.git-metadata.outputs.REPO_NAME }}
          TARGET_ENV: ${{ steps.git-metadata.outputs.TARGET_ENV }}
          GIT_TAG: ${{ steps.git-metadata.outputs.GIT_TAG }}
          GIT_SHA: ${{ steps.git-metadata.outputs.GIT_SHA }}
        run: |
          if [ "$GIT_TAG" != "none" ]; then
            IMAGE_TAG="${TARGET_ENV}-${GIT_TAG}"
          else
            IMAGE_TAG="${TARGET_ENV}-${GIT_SHA}"
          fi

          echo "IMAGE_NAME=molvaapp/${{ steps.git-metadata.outputs.REPO_NAME }}" >> $GITHUB_OUTPUT
          echo "IMAGE_TAG=${IMAGE_TAG}" >> $GITHUB_OUTPUT

      - name: Build and Push Docker Image
        needs: docker-metadata
        env:
          IMAGE_NAME: ${{ steps.docker-metadata.outputs.IMAGE_NAME }}
          IMAGE_TAG: ${{ steps.docker-metadata.outputs.IMAGE_TAG }}
          CONFIG_FILE: .build/config/${{ steps.git-metadata.outputs.TARGET_ENV }}.yaml
          HOST: ${{ github.event.base_ref == 'refs/heads/release' && secrets.HOST_STG || secrets.HOST_PROD }}
        run: |
          docker build \
            --build-arg BUILD_LDFLAGS="-w -s" \
            --build-arg CONFIG_FILE_PATH=$CONFIG_FILE \
            --build-arg SWAGGER_HOST=$HOST \
            -t $IMAGE_NAME:$IMAGE_TAG \
            -t $IMAGE_NAME:latest \
            .

          docker tag $IMAGE_NAME:$IMAGE_TAG $IMAGE_NAME:latest

          docker push $IMAGE_NAME:$IMAGE_TAG
          docker push $IMAGE_NAME:latest

          echo "Pushed image $IMAGE_NAME:$IMAGE_TAG and :latest"

  tag:
    name: Tag Commit
    runs-on: ubuntu-22.04
    rules:
      - if: github.event_name == 'push' && github.ref_type == 'tag'
        when: never
    needs: lint

    steps:
      - name: Checkout репозитория
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Get latest tag
        id: get-latest-tag
        run: |
          git fetch --tags --force

          LATEST_TAG=$(git tag -l "v*" | sort -V | tail -n 1)
          echo $LATEST_TAG

          if [[ $LATEST_TAG =~ ^v([0-9]+)\.([0-9]+)\.([0-9]+)$ ]]; then
            MAJOR=${BASH_REMATCH[1]}
            MINOR=${BASH_REMATCH[2]}
            PATCH=${BASH_REMATCH[3]}
          else
            MAJOR=0
            MINOR=0
            PATCH=0
          fi

          echo $MAJOR.$MINOR.$PATCH

          NEW_PATCH=$((PATCH + 1))
          NEW_TAG="v${MAJOR}.${MINOR}.${NEW_PATCH}"

          echo "NEW_TAG=$NEW_TAG" >> $GITHUB_OUTPUT

          if git ls-remote --tags origin "refs/tags/$NEW_TAG" | grep -q "$NEW_TAG"; then
            echo "Tag $NEW_TAG already exists remotely, skipping tag creation"
            echo "TAG_EXISTS=true" >> $GITHUB_OUTPUT
          else
            echo "TAG_EXISTS=false" >> $GITHUB_OUTPUT
          fi

      - name: Push tag
        if: steps.get-latest-tag.outputs.TAG_EXISTS == 'false'
        run: |
          git tag ${{ steps.get-latest-tag.outputs.NEW_TAG }}
          git push origin ${{ steps.get-latest-tag.outputs.NEW_TAG }}
          echo "Successfully pushed tag: ${{ steps.get-latest-tag.outputs.NEW_TAG }}"