Generate Kotlin files and push them to new repository by creating a PR

gen-kotlin.yaml

name: Generate Kotlin

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]
  workflow_dispatch:

jobs:
  generate-kotlin:
    runs-on: ubuntu-latest

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

      - name: List directory structure before building
        run: ls -R

      - name: Generate Protos
        run: ./gradlew generateProtos

      - name: Debug - List generated Kotlin files
        run: |
          files=$(find lib/build/generated/source/wire/ -type f -name '*.kt')
          echo "Found files:"
          echo "$files"
          joined_files=$(echo "$files" | paste -sd ",")
          echo "KOTLIN_FILES=$joined_files" >> $GITHUB_ENV
        shell: bash

      - name: Upload generated Kotlin files
        id: upload-gen-kotlin-files
        uses: actions/upload-artifact@v4
        with:
          name: generated-kotlin-files
          path: lib/build/generated/source/wire/**/*.kt

      - name: Checkout target repo
        uses: actions/checkout@v4
        with:
          repository: 'ksharma-xyz/Kotlin-Proto'
          token: ${{ secrets.TOKEN }}

      - name: Download artifact
        uses: actions/download-artifact@v4
        with:
          name: generated-kotlin-files
          path: ./generated

      - name: Get Unix Timestamp
        id: get-timestamp
        run: echo "TIMESTAMP=$(date +'%s')" >> $GITHUB_ENV

      - name: Create Branch
        run: |
          timestamp=$(date +'%s')
          branch_name="branch-${timestamp}"
          git checkout -b $branch_name
          git push origin $branch_name
          echo "BRANCH_NAME=$branch_name" >> $GITHUB_ENV

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v6
        with:
          token: ${{ secrets.TOKEN }}
          branch: ${{ env.BRANCH_NAME }}
          committer: Github Actions Bot <41898282+github-actions[bot]@users.noreply.github.com>
          author: Github Actions Bot <41898282+github-actions[bot]@users.noreply.github.com>
          commit-message: "Add generated Kotlin files ${{ env.TIMESTAMP }}"
          title: "Add generated Kotlin files ${{ env.TIMESTAMP }}"
          body: |
            ### Description
            
            Automated PR to add generated Kotlin files from [Proto-API](https://github.com/ksharma-xyz/Proto-API)
            
            ### Config
            Configuration of the workflow is located in `.github/workflows/gen-kotlin.yaml`.
          base: main