name: Deploy CI Config
run-name: "${{ gitea.actor }} deploying config [${{ inputs.version }}] to [${{ inputs.repos || 'all repos' }}]${{ inputs.dry_run && ' (DRY-RUN)' || '' }}"

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Odoo version to deploy'
        required: true
        type: choice
        options:
          - all
          - '16.0'
          - '18.0'
        default: 'all'
      repos:
        description: 'Target repos (comma-separated, empty = all *-addons/*-tools)'
        required: false
        type: string
        default: ''
      dry_run:
        description: 'Dry run (preview changes without creating PRs)'
        required: true
        type: boolean
        default: true

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:

    - name: Show deployment parameters
      run: |
        echo "============================================"
        echo "        DEPLOYMENT PARAMETERS"
        echo "============================================"
        echo "Version:  ${{ inputs.version }}"
        echo "Repos:    ${{ inputs.repos || '(all)' }}"
        echo "Dry-run:  ${{ inputs.dry_run }}"
        echo "============================================"

    - name: Install dependencies
      run: |
        sudo apt-get update
        sudo apt-get install -y jq git rsync

    - name: Checkout config repository
      env:
        GITEA_SERVER: "https://git.elabore.coop"
        ORG_NAME: "Elabore"
        CONFIG_REPO: "odoo-elabore-ci"
      run: |
        git clone --single-branch --branch main "${GITEA_SERVER}/${ORG_NAME}/${CONFIG_REPO}.git" config-repo

    - name: Determine versions to deploy
      run: |
        # List all available versions
        ALL_VERSIONS=$(ls -d config-repo/config/*/ | xargs -n1 basename | grep -v common | tr '\n' ' ')
        echo "Available versions: $ALL_VERSIONS"

        # Filter based on input
        if [ "${{ inputs.version }}" = "all" ]; then
          VERSIONS="$ALL_VERSIONS"
        else
          VERSIONS="${{ inputs.version }}"
        fi

        echo "Versions to deploy: $VERSIONS"
        echo "VERSIONS=$VERSIONS" >> $GITEA_ENV

    - name: Build target repos list
      env:
        GITEA_SERVER: "https://git.elabore.coop"
        ORG_NAME: "Elabore"
        GITEA_TOKEN: ${{ secrets.ELABORE_BOT_TOKEN }}
        INPUT_REPOS: ${{ inputs.repos }}
      run: |
        REPO_LIST="repos.txt"
        > $REPO_LIST

        if [ -n "$INPUT_REPOS" ]; then
          # User specified repos - use them directly
          echo "Using user-specified repos: $INPUT_REPOS"
          echo "$INPUT_REPOS" | tr ',' '\n' | sed 's/^ *//;s/ *$//' > $REPO_LIST
        else
          # Fetch all repos from organization
          page=1
          per_page=50
          while true; do
            echo "Fetching page $page"
            response=$(curl -s -H "Authorization: token $GITEA_TOKEN" \
              "${GITEA_SERVER}/api/v1/orgs/${ORG_NAME}/repos?page=${page}&limit=${per_page}")
            count=$(echo "$response" | jq 'length')
            if [ "$count" -eq 0 ]; then
              break
            fi
            # Filter for *-addons and *-tools repos only
            echo "$response" | jq -r '.[].name | select(endswith("-addons") or endswith("-tools"))' >> $REPO_LIST
            page=$((page + 1))
          done
        fi

        echo ""
        echo "Target repositories:"
        cat $REPO_LIST
        echo ""
        echo "Total: $(wc -l < $REPO_LIST) repos"

    - name: Deploy config to repos
      env:
        GITEA_SERVER: "git.elabore.coop"
        ORG_NAME: "Elabore"
        CONFIG_REPO: "odoo-elabore-ci"
        GITEA_TOKEN: ${{ secrets.ELABORE_BOT_TOKEN }}
        VERSIONS: ${{ env.VERSIONS }}
        DRY_RUN: ${{ inputs.dry_run }}
      run: |
        REPO_LIST="repos.txt"
        SUMMARY_FILE="deployment_summary.txt"
        > $SUMMARY_FILE

        pr_created=0
        pr_skipped_no_changes=0
        pr_skipped_no_branch=0
        errors=0

        while read repo; do
          # Skip empty lines
          [ -z "$repo" ] && continue

          # Skip the config repo itself
          if [ "$repo" = "$CONFIG_REPO" ]; then
            echo "⏭️  Skipping config repo: $repo"
            continue
          fi

          echo ""
          echo "=========================================="
          echo "📦 Processing: $repo"
          echo "=========================================="

          for VERSION in $VERSIONS; do
            echo ""
            echo "--- Version $VERSION ---"

            # Try to clone the target repo at this version branch
            if ! git clone --quiet --single-branch --branch "$VERSION" "https://elabore_bot:${GITEA_TOKEN}@${GITEA_SERVER}/${ORG_NAME}/${repo}.git" "target-${repo}-${VERSION}" 2>/dev/null; then
              echo "⚠️  Branch $VERSION does not exist in $repo"
              pr_skipped_no_branch=$((pr_skipped_no_branch + 1))
              continue
            fi

            cd "target-${repo}-${VERSION}" || { echo "❌ Failed to enter directory"; errors=$((errors + 1)); continue; }

            # Copy common files first
            rsync -a ../config-repo/config/common/ .

            # Copy version-specific files (overwrites common if conflict)
            rsync -a ../config-repo/config/${VERSION}/ .

            git add -N .

            # Check for changes
            if git diff --quiet; then
              echo "✅ No changes needed for $repo:$VERSION"
              pr_skipped_no_changes=$((pr_skipped_no_changes + 1))
            else
              echo "📝 Changes detected for $repo:$VERSION"
              echo ""
              echo "Changed files:"
              git diff --stat
              echo ""

              if [ "$DRY_RUN" = "true" ]; then
                echo "🔍 DRY-RUN: Would push to $repo:$VERSION"
                echo "[DRY-RUN] $repo:$VERSION - would be updated" >> ../$SUMMARY_FILE
              else
                echo "🚀 Pushing to $repo:$VERSION"
                git config user.name "elabore_bot"
                git config user.email "gitea.bot@elabore.coop"
                git add .
                git commit -m "[CI] sync config from ${CONFIG_REPO}"

                if git push --quiet origin HEAD:"${VERSION}"; then
                  echo "✅ Pushed to $repo:$VERSION"
                  echo "[PUSHED] $repo:$VERSION" >> ../$SUMMARY_FILE
                  pr_created=$((pr_created + 1))
                else
                  echo "❌ Push failed for $repo:$VERSION"
                  echo "[ERROR] $repo:$VERSION - Push failed" >> ../$SUMMARY_FILE
                  errors=$((errors + 1))
                fi
              fi
            fi

            cd ..
            rm -rf "target-${repo}-${VERSION}"

          done

        done < $REPO_LIST

        echo ""
        echo "============================================"
        echo "        DEPLOYMENT SUMMARY"
        echo "============================================"
        if [ "$DRY_RUN" = "true" ]; then
          echo "Mode: DRY-RUN (no changes pushed)"
        else
          echo "Mode: LIVE (direct push to branches)"
        fi
        echo ""
        echo "Branches updated:         $pr_created"
        echo "Skipped (no changes):     $pr_skipped_no_changes"
        echo "Skipped (branch missing): $pr_skipped_no_branch"
        echo "Errors:                   $errors"
        echo ""

        if [ -s $SUMMARY_FILE ]; then
          echo "Details:"
          cat $SUMMARY_FILE
        fi

        echo "============================================"

        # Exit with error if there were failures
        if [ $errors -gt 0 ]; then
          exit 1
        fi