name: Close Milestone Issues
on:
  workflow_call:
    inputs:
      repo: 
        required: true
        type: string
      milestone: 
        required: true
        type: string
jobs:
  close_issues:
    runs-on: ubuntu-latest
    steps:
      - name: List and close issues
        run: |
          GITEA_API_URL="https://gitea.greyhound-software.com/api/v1"
          OWNER="greyhound"
          API_TOKEN=${{ vars.PAT_TOKEN }}

          NEW_LABEL_ID="32"
          FILTER_LABEL_ID="37"

          # Fetch milestones from the repository
          milestones=$(curl -s -H "Authorization: token $API_TOKEN" \
            "$GITEA_API_URL/repos/$OWNER/${{ inputs.repo }}/milestones")

          # Extract the ID of the ${{ inputs.milestone }} milestone
          update_milestone_id=$(echo "$milestones" | jq '.[] | select(.title == "${{ inputs.milestone }}") | .id')

          if [ -z "$update_milestone_id" ]; then
            echo "No milestone named '${{ inputs.milestone }}' found. Exiting."
            exit 1
          fi

          # Reading the Issues with the given Milestone
          echo "Milestone Id '$update_milestone_id'"
          echo "Reading issues with Url '$GITEA_API_URL/repos/$OWNER/${{ inputs.repo }}/issues?state=open&milestone=$update_milestone_id'"
          issues=$(curl -s -H "Authorization: token $API_TOKEN" \
            "$GITEA_API_URL/repos/$OWNER/${{ inputs.repo }}/issues?state=open&milestones=$update_milestone_id")

          for issue_number in $(echo "$issues" | jq -r '.[].number'); do
            echo "Processing issue #$issue_number"

            # Debug: Output the full response for the current issue
            issue_details=$(curl -s -H "Authorization: token $API_TOKEN" \
              "$GITEA_API_URL/repos/$OWNER/${{ inputs.repo }}/issues/$issue_number")
            echo "Issue details: $issue_details"

            # Get the current labels for the issue (now correctly parsing the JSON structure)
            current_labels=$(echo "$issue_details" | jq '[.labels[].id]')

            # Check if the issue has the specific label you're filtering by
            has_filter_label=$(echo "$current_labels" | jq --argjson filter_label $FILTER_LABEL_ID 'index($filter_label) != null')

            if [ "$has_filter_label" = "true" ]; then
              echo "Issue #$issue_number has the label $FILTER_LABEL_ID and milestone ${{ inputs.milestone }}"

              # Debug: Output current labels
              echo "Current labels for issue #$issue_number: $current_labels"

              # Update the issue
              updateResponse=$(curl -s -X PATCH -H "Authorization: token $API_TOKEN" \
                -H "Content-Type: application/json" \
                -d "{\"state\": \"closed\"}" \
                "$GITEA_API_URL/repos/$OWNER/${{ inputs.repo }}/issues/$issue_number")
              echo "ISSUE update response: $updateResponse"

              # Update the issue labels
              labelResponse=$(curl -s -X POST -H "Authorization: token $API_TOKEN" \
                -H "Content-Type: application/json" \
                -d "{\"labels\": [$NEW_LABEL_ID]}" \
                "$GITEA_API_URL/repos/$OWNER/${{ inputs.repo }}/issues/$issue_number/labels")

              echo "ISSUE Label update response code: $labelResponse"
            else
              echo "Issue #$issue_number does not have the label $FILTER_LABEL_ID, skipping..."
            fi
          done