schedule-last-call-date-end.yml

name: Schedule Status Update Based on Last Call Time

permissions:
  pull-requests: write
  contents: write
  packages: write

defaults:
  run:
    shell: bash

on:
  pull_request:
    types: [closed]
    branches:
      - main

jobs:
  check-merged-file:
    if: github.event.pull_request.merged == true
    runs-on: improvement-proposals-linux-medium

    steps:
      - name: Check out the code
        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744 # v3.6.0

      - name: Get modified files
        id: get-modified-files
        run: |
          PR_NUMBER=${{ github.event.pull_request.number }}
          FILES=$(curl -s -H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" "https://api.github.com/repos/${{ github.repository }}/pulls/$PR_NUMBER/files" | jq -r '.[].filename')

          echo "Modified files:"
          echo "$FILES"

          echo "modified_files<<EOF" >> $GITHUB_OUTPUT
          echo "$FILES" >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Check if modified files are in the HIP directory and have a .md extension
        if: steps.get-modified-files.outputs.modified_files != ''
        id: check-hip-files
        run: |
          HIP_FILES=""
          while IFS= read -r file; do
            if [[ $file == HIP/*.md ]]; then
              HIP_FILES="$HIP_FILES $file"
            fi
          done <<< "${{ steps.get-modified-files.outputs.modified_files }}"

          if [ -z "$HIP_FILES" ]; then
            echo "No modified HIP files found."
          else
            echo "Modified HIP files: $HIP_FILES"
            echo "hip_files=$HIP_FILES" >> $GITHUB_OUTPUT
          fi

      - name: Check if modified files are in Last Call
        if: steps.check-hip-files.outputs.hip_files != ''
        id: check-last-call
        run: |
          last_call_files=""
          for file in ${{ steps.check-hip-files.outputs.hip_files }}; do
            if grep -qE '^status: Last Call' "$file"; then
              last_call_files="$last_call_files $file"
            fi
          done

          if [[ -n "$last_call_files" ]]; then
            echo "Files in Last Call: $last_call_files"
            echo "last_call_files=$last_call_files" >> $GITHUB_OUTPUT
          else
            echo "No files in Last Call"
          fi

      - name: Calculate Delay Until Last Call
        if: steps.check-last-call.outputs.last_call_files != ''
        id: calculate-delay
        run: |
          first_last_call_file=$(echo "${{ steps.check-last-call.outputs.last_call_files }}" | awk '{print $1}')
          last_call_time=$(grep -oP '(?<=^last-call-date-time: ).*' "$first_last_call_file")

          echo "Last Call Date Time: $last_call_time"

          target_epoch=$(date -d "$last_call_time" +%s)
          current_epoch=$(date +%s)
          delay_seconds=$((target_epoch - current_epoch))

          echo "Delay in seconds: $delay_seconds"

          if [[ $delay_seconds -gt 0 ]]; then
            echo "Delaying PR creation and automerge for $delay_seconds seconds."
            echo "delay_seconds=$delay_seconds" >> $GITHUB_OUTPUT
          else
            echo "The last-call date-time is in the past. Skipping delay."
            exit 1
          fi

      - name: Delay Until Last Call
        if: steps.calculate-delay.outputs.delay_seconds != ''
        run: |
          delay_seconds=${{ steps.calculate-delay.outputs.delay_seconds }}
          echo "Sleeping for $delay_seconds seconds"
          sleep "$delay_seconds"

      - name: Update HIP status and Add/Update `updated` Date
        if: steps.check-last-call.outputs.last_call_files != ''
        run: |
          current_date=$(date +%Y-%m-%d)
          for file in ${{ steps.check-last-call.outputs.last_call_files }}; do
            hip_type=$(grep -oP '(?<=^type: ).*' "$file")
            hip_category=$(grep -oP '(?<=^category: ).*' "$file")

            echo "Processing file: $file"
            echo "Extracted type: $hip_type"
            echo "Extracted category: $hip_category"

            new_status=""
            if [[ "$hip_type" == "Standards Track" ]]; then
              if [[ "$hip_category" == "Core" || "$hip_category" == "Service" || "$hip_category" == "Mirror" ]]; then
                new_status="Council Review"
              elif [[ "$hip_category" == "Application" ]]; then
                new_status="Accepted"
              fi
            elif [[ "$hip_type" == "Informational" || "$hip_type" == "Process" ]]; then
              new_status="Active"
            fi

            if [[ -n "$new_status" ]]; then
              # Update status
              sed -i "s/^status: Last Call/status: $new_status/" "$file"

              # Update or add `updated` property before the final "---"
              if grep -q '^updated: ' "$file"; then
                sed -i "s/^updated:.*/updated: $current_date/" "$file"
              else
                sed -i "/^---$/i updated: $current_date" "$file"
              fi
              echo "Updated status of $file to $new_status and set updated date to $current_date"
            else
              echo "Unable to determine the new status for $file. Check the type and category fields."
            fi
          done

      - name: Create PR for status update
        if: steps.check-last-call.outputs.last_call_files != ''
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        id: create-pr
        run: |
          git config --global user.name 'GitHub Action'
          git config --global user.email 'action@github.com'
          git add .
          git commit -m "Update HIP status and set updated date"
          git push origin HEAD:status-update-${{ github.sha }}
          PR_URL=$(gh pr create --title "Update HIP status" --body "Automatically updating the status of HIPs in Last Call and setting the updated date based on the type and category." --base main --head status-update-${{ github.sha }})
          echo "Pull request created at $PR_URL"
          echo "pr_url=$PR_URL" >> $GITHUB_OUTPUT

      - name: Auto-merge PR
        if: steps.create-pr.outputs.pr_url != ''
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          PR_NUMBER=$(echo "${{ steps.create-pr.outputs.pr_url }}" | grep -oP '\d+$')
          echo "Merging PR number: $PR_NUMBER"
          gh pr merge $PR_NUMBER --merge --auto --body "Auto-merged via GitHub Actions"