name: CI

on:
  push:
    branches:
      - main
      - v[0-9]+
    tags:
      - v*

concurrency:
  # Terminate all previous runs of the same workflow for pull requests
  group: ci-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

jobs:
  check:
    name: Check
    uses: ./.github/workflows/check.yaml
    secrets:
      CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}


  docs:
    name: Docs
    uses: ./.github/workflows/docs.yaml
    secrets:
      CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}


  test:
    name: Test
    uses: ./.github/workflows/test.yaml
    secrets:
      CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
      CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}


  build:
    name: Build
    uses: ./.github/workflows/build.yaml
    secrets:
      CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}


  arm:
    name: Build / Cabal - aarch64 GHC 9.4.8
    if: vars.SSH_ARM_ENABLED
    runs-on: ubuntu-latest
    outputs:
      remotepath: ${{ steps.Remote-Dir.outputs.remotepath }}
    env:
      GITHUB_COMMIT: ${{ github.sha }}
      GHC_VERSION: '9.4.8'
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - id: Remote-Dir
        name: Unique directory name for the remote build
        run: echo "remotepath=postgrest-build-$(uuidgen)" >> "$GITHUB_OUTPUT"
      - name: Copy script files to the remote server
        uses: appleboy/scp-action@master
        with:
          host: ${{ secrets.SSH_ARM_HOST }}
          username: ubuntu
          key: ${{ secrets.SSH_ARM_PRIVATE_KEY }}
          fingerprint: ${{ secrets.SSH_ARM_FINGERPRINT }}
          source: ".github/scripts/arm/*"
          target: ${{ steps.Remote-Dir.outputs.remotepath }}
          strip_components: 3
      - name: Build ARM
        uses: appleboy/ssh-action@master
        env:
          REMOTE_DIR: ${{ steps.Remote-Dir.outputs.remotepath }}
        with:
          host: ${{ secrets.SSH_ARM_HOST }}
          username: ubuntu
          key: ${{ secrets.SSH_ARM_PRIVATE_KEY }}
          fingerprint: ${{ secrets.SSH_ARM_FINGERPRINT }}
          command_timeout: 120m
          script_stop: true
          envs: GITHUB_COMMIT,REMOTE_DIR,GHC_VERSION
          script: bash ~/$REMOTE_DIR/build.sh "$GITHUB_COMMIT" "$REMOTE_DIR" "GHC_VERSION"
      - name: Download binaries from remote server
        uses: nicklasfrahm/scp-action@main
        with:
          direction: download
          host: ${{ secrets.SSH_ARM_HOST }}
          username: ubuntu
          key: ${{ secrets.SSH_ARM_PRIVATE_KEY }}
          fingerprint: ${{ secrets.SSH_ARM_FINGERPRINT }}
          source: "${{ steps.Remote-Dir.outputs.remotepath }}/result.tar.xz"
          target: "result.tar.xz"
      - name: Remove uploaded files from server
        if: ${{ !startsWith(github.ref, 'refs/tags/v') }}
        uses: appleboy/ssh-action@master
        env:
          REMOTE_DIR: ${{ steps.Remote-Dir.outputs.remotepath }}
        with:
          host: ${{ secrets.SSH_ARM_HOST }}
          username: ubuntu
          key: ${{ secrets.SSH_ARM_PRIVATE_KEY }}
          fingerprint: ${{ secrets.SSH_ARM_FINGERPRINT }}
          envs: REMOTE_DIR
          script: rm -rf $REMOTE_DIR
      - name: Extract downloaded binaries
        run: tar -xvf result.tar.xz && rm result.tar.xz
      - name: Save aarch64 executable as artifact
        uses: actions/upload-artifact@5d5d22a31266ced268874388b861e4b58bb5c2f3 # v4.3.1
        with:
          name: postgrest-ubuntu-aarch64
          path: result/postgrest
          if-no-files-found: error


  prepare:
    name: Release / Prepare
    if: |
      startsWith(github.ref, 'refs/tags/v') &&
      (success() || needs.arm.result == 'skipped')
    runs-on: ubuntu-latest
    needs:
      - docs
      - test
      - build
      - arm
    outputs:
      version: ${{ steps.Identify-Version.outputs.version }}
      isprerelease: ${{ steps.Identify-Version.outputs.isprerelease }}
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - id: Identify-Version
        name: Identify the version to be released
        run: |
          tag_version="${GITHUB_REF##*/}"
          cabal_version="$(grep -oP '^version:\s*\K.*' postgrest.cabal)"

          if [ "$tag_version" != "v$cabal_version" ]; then
            echo "Tagged version ($tag_version) does not match the one in postgrest.cabal (v$cabal_version). Aborting release..."
            exit 1
          else
            echo "Version to be released is $cabal_version"
            echo "version=$cabal_version" >> "$GITHUB_OUTPUT"
          fi

          if [[ "$cabal_version" != *.*.*.* ]]; then
            echo "Version is for a full release (version does not have four components)"
          else
            echo "Version is for a pre-release (version has four components, e.g., 1.1.1.1)"
            echo "isprerelease=1" >> "$GITHUB_OUTPUT"
          fi
      - name: Identify changes from CHANGELOG.md
        run: |
          version="${{ steps.Identify-Version.outputs.version }}"
          isprerelease="${{ steps.Identify-Version.outputs.isprerelease }}"

          if [ -n "$isprerelease" ]; then
            echo "Getting unreleased changes..."
            sed -n "1,/## Unreleased/d;/## \[/q;p" CHANGELOG.md > CHANGES.md
          else
            echo "Full release (no '-' in version), getting changes for version $version ..."
            sed -n "1,/## \[$version\]/d;/## \[/q;p" CHANGELOG.md > CHANGES.md
          fi

          echo "Relevant extract from CHANGELOG.md:"
          cat CHANGES.md
      - name: Save CHANGES.md as artifact
        uses: actions/upload-artifact@5d5d22a31266ced268874388b861e4b58bb5c2f3 # v4.3.1
        with:
          name: release-changes
          path: CHANGES.md
          if-no-files-found: error


  github:
    name: Release / GitHub
    permissions:
      contents: write
    runs-on: ubuntu-latest
    needs: prepare
    env:
      VERSION: ${{ needs.prepare.outputs.version }}
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - name: Download all artifacts
        uses: actions/download-artifact@c850b930e6ba138125429b7e5c93fc707a7f8427 # v4.1.4
        with:
          path: artifacts
      - name: Create release bundle with archives for all builds
        run: |
          find artifacts -type f -iname postgrest -exec chmod +x {} \;

          mkdir -p release-bundle

          tar cJvf "release-bundle/postgrest-v$VERSION-linux-static-x64.tar.xz" \
            -C artifacts/postgrest-linux-static-x64 postgrest

          tar cJvf "release-bundle/postgrest-v$VERSION-macos-x64.tar.xz" \
            -C artifacts/postgrest-macos-x64 postgrest

          tar cJvf "release-bundle/postgrest-v$VERSION-freebsd-x64.tar.xz" \
            -C artifacts/postgrest-freebsd-x64 postgrest

          tar cJvf "release-bundle/postgrest-v$VERSION-ubuntu-aarch64.tar.xz" \
            -C artifacts/postgrest-ubuntu-aarch64 postgrest

          zip "release-bundle/postgrest-v$VERSION-windows-x64.zip" \
            artifacts/postgrest-windows-x64/postgrest.exe

      - name: Save release bundle
        uses: actions/upload-artifact@5d5d22a31266ced268874388b861e4b58bb5c2f3 # v4.3.1
        with:
          name: release-bundle
          path: release-bundle
          if-no-files-found: error

      - name: Publish release on GitHub
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          isprerelease="${{ needs.prepare.outputs.isprerelease }}"
          echo "Releasing version v$VERSION on GitHub (isprerelease=$isprerelease)..."

          gh release delete "v$VERSION" || true
          gh release create "v$VERSION" \
            -F artifacts/release-changes/CHANGES.md \
            ${isprerelease:+"--prerelease"} \
            release-bundle/*


  docker:
    name: Release / Docker Hub
    runs-on: ubuntu-latest
    needs:
      - prepare
    env:
      GITHUB_COMMIT: ${{ github.sha }}
      DOCKER_REPO: postgrest
      DOCKER_USER: stevechavez
      DOCKER_PASS: ${{ secrets.DOCKER_PASS }}
      VERSION: ${{ needs.prepare.outputs.version }}
      ISPRERELEASE: ${{ needs.prepare.outputs.isprerelease }}
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - name: Setup Nix Environment
        uses: ./.github/actions/setup-nix
        with:
          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
          tools: release.dockerHubDescription.bin
      - name: Download Docker image
        uses: actions/download-artifact@c850b930e6ba138125429b7e5c93fc707a7f8427 # v4.1.4
        with:
          name: postgrest-docker-x64
      - name: Publish images on Docker Hub
        run: |
          docker login -u "$DOCKER_USER" -p "$DOCKER_PASS"
          docker load -i postgrest-docker.tar.gz

          docker tag postgrest:latest "$DOCKER_REPO/postgrest:v$VERSION"
          docker push "$DOCKER_REPO/postgrest:v$VERSION"

          # Only tag 'latest' for full releases
          if [[ -z "$ISPRERELEASE" ]]; then
            echo "Pushing to 'latest' tag for full release of v$VERSION ..."
            docker tag postgrest:latest "$DOCKER_REPO"/postgrest:latest
            docker push "$DOCKER_REPO"/postgrest:latest
          else
            echo "Skipping pushing to 'latest' tag for v$VERSION pre-release..."
          fi
# TODO: Enable dockerhub description update again, once a solution for the permission problem is found:
# https://github.com/docker/hub-feedback/issues/1927
#      - name: Update descriptions on Docker Hub
#        env:
#          DOCKER_PASS: ${{ secrets.DOCKER_PASS }}
#        run: |
#          if [[ -z "$ISPRERELEASE" ]]; then
#            echo "Updating description on Docker Hub..."
#            postgrest-release-dockerhub-description
#          else
#            echo "Skipping updating description for pre-release..."
#          fi


  docker-arm:
    name: Release / Docker Hub Arm
    runs-on: ubuntu-latest
    needs:
      - arm
      - prepare
      - docker
    env:
      GITHUB_COMMIT: ${{ github.sha }}
      DOCKER_REPO: postgrest
      DOCKER_USER: stevechavez
      DOCKER_PASS: ${{ secrets.DOCKER_PASS }}
      VERSION: ${{ needs.prepare.outputs.version }}
      ISPRERELEASE: ${{ needs.prepare.outputs.isprerelease }}
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - name: Publish images for ARM builds on Docker Hub
        uses: appleboy/ssh-action@master
        env:
          REMOTE_DIR: ${{ needs.arm.outputs.remotepath }}
        with:
          host: ${{ secrets.SSH_ARM_HOST }}
          username: ubuntu
          key: ${{ secrets.SSH_ARM_PRIVATE_KEY }}
          fingerprint: ${{ secrets.SSH_ARM_FINGERPRINT }}
          script_stop: true
          envs: GITHUB_COMMIT,DOCKER_REPO,DOCKER_USER,DOCKER_PASS,REMOTE_DIR,VERSION,ISPRERELEASE
          script: bash ~/$REMOTE_DIR/docker-publish.sh "$GITHUB_COMMIT" "$DOCKER_REPO" "$DOCKER_USER" "$DOCKER_PASS" "$REMOTE_DIR" "$VERSION" "$ISPRERELEASE"


  clean-arm:
    name: Build / Cleanup
    needs:
      - arm
      - docker-arm
    if: startsWith(github.ref, 'refs/tags/v')
    runs-on: ubuntu-latest
    env:
      REMOTE_DIR: ${{ needs.arm.outputs.remotepath }}
    steps:
      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
      - name: Remove uploaded files from server
        uses: appleboy/ssh-action@master
        with:
          host: ${{ secrets.SSH_ARM_HOST }}
          username: ubuntu
          key: ${{ secrets.SSH_ARM_PRIVATE_KEY }}
          fingerprint: ${{ secrets.SSH_ARM_FINGERPRINT }}
          envs: REMOTE_DIR
          script: rm -rf $REMOTE_DIR