# Copyright © 2023 OpenIM. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

name: Create Branch on Tag

on:
  push:
    tags:
      - 'v*.*.0'

permissions:
  contents: write
  actions: write

jobs:
  create-branch:
    runs-on: ubuntu-latest
    steps:
    - name: Check out code
      uses: actions/checkout@v4
      with:
        fetch-depth: 0

    - name: Set up Git
      run: |
        git config --global user.name 'kubbot'
        git config --global user.email '3293172751yxy@gmail.com'

    - name: Install git-chglog
      run: make install.git-chglog

    - name: Create Branch and Push
      env:
        TAG_NAME: ${{ github.ref_name }}
      run: |
        IFS='.' read -ra VERSION_PARTS <<< "$TAG_NAME"
        if [[ "${VERSION_PARTS[2]}" = "0" ]]; then
          BRANCH_NAME="release-v${VERSION_PARTS[0]}.${VERSION_PARTS[1]}"
          echo "Creating branch $BRANCH_NAME"
          git checkout -b "$BRANCH_NAME"
          git push origin "$BRANCH_NAME"
        else
          echo "Not a release tag. Skipping branch creation."
        fi
      continue-on-error: true

    - name: Create and Commit CHANGELOG
      if: endsWith(github.ref_name, '.0')
      run: |
        git fetch --all
        TAG_NAME=${GITHUB_REF#refs/tags/}
        IFS='.' read -ra VERSION_PARTS <<< "$TAG_NAME"
        git checkout main
        cd CHANGELOG
        git-chglog --tag-filter-pattern "v${VERSION_PARTS[0]}.${VERSION_PARTS[1]}.*" -o "CHANGELOG-${VERSION_PARTS[0]}.${VERSION_PARTS[1]}.md"
        git add "CHANGELOG-${VERSION_PARTS[0]}.${VERSION_PARTS[1]}.md"
        git commit -m "Update CHANGELOG for $TAG_NAME" || echo "No changes to commit."
      continue-on-error: true

    - name: Push CHANGELOG to Main
      if: steps.create-and-commit-changelog.outputs.changes == 'true'
      uses: ad-m/github-push-action@v0.6.0
      with:
        github_token: ${{ secrets.BOT_GITHUB_TOKEN }}
        branch: main
    continue-on-error: true