#!/bin/bash

# Backward compatibility wrapper for epic-show.js
# This script maintains compatibility while delegating to the Node.js implementation

# Get script directory to locate the Node.js implementation
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
NODE_SCRIPT="$SCRIPT_DIR/epic-show.js"

# Check if Node.js version exists and node is available
if [ -f "$NODE_SCRIPT" ] && command -v node >/dev/null 2>&1; then
  # Use Node.js implementation
  node "$NODE_SCRIPT" "$@"
else
  # Fallback to original bash implementation
  epic_name="$1"

  if [ -z "$epic_name" ]; then
    echo "❌ Please provide an epic name"
    echo "Usage: /pm:epic-show <epic-name>"
    exit 1
  fi

  echo "Getting epic..."
  echo ""
  echo ""

  epic_dir=".opencode/epics/$epic_name"
  epic_file="$epic_dir/epic.md"

  if [ ! -f "$epic_file" ]; then
    echo "❌ Epic not found: $epic_name"
    echo ""
    echo "Available epics:"
    for dir in .opencode/epics/*/; do
      [ -d "$dir" ] && echo "  • $(basename "$dir")"
    done
    exit 1
  fi

  # Display epic details
  echo "📚 Epic: $epic_name"
  echo "================================"
  echo ""

  # Extract metadata
  status=$(grep "^status:" "$epic_file" | head -1 | sed 's/^status: *//')
  progress=$(grep "^progress:" "$epic_file" | head -1 | sed 's/^progress: *//')
  github=$(grep "^github:" "$epic_file" | head -1 | sed 's/^github: *//')
  created=$(grep "^created:" "$epic_file" | head -1 | sed 's/^created: *//')

  echo "📊 Metadata:"
  echo "  Status: ${status:-planning}"
  echo "  Progress: ${progress:-0%}"
  [ -n "$github" ] && echo "  GitHub: $github"
  echo "  Created: ${created:-unknown}"
  echo ""

  # Show tasks
  echo "📝 Tasks:"
  task_count=0
  open_count=0
  closed_count=0

  for task_file in "$epic_dir"/[0-9]*.md; do
    [ -f "$task_file" ] || continue

    task_num=$(basename "$task_file" .md)
    task_name=$(grep "^name:" "$task_file" | head -1 | sed 's/^name: *//')
    task_status=$(grep "^status:" "$task_file" | head -1 | sed 's/^status: *//')
    parallel=$(grep "^parallel:" "$task_file" | head -1 | sed 's/^parallel: *//')

    if [ "$task_status" = "closed" ] || [ "$task_status" = "completed" ]; then
      echo "  ✅ #$task_num - $task_name"
      ((closed_count++))
    else
      echo "  ⬜ #$task_num - $task_name"
      [ "$parallel" = "true" ] && echo -n " (parallel)"
      ((open_count++))
    fi

    ((task_count++))
  done

  if [ $task_count -eq 0 ]; then
    echo "  No tasks created yet"
    echo "  Run: /pm:epic-decompose $epic_name"
  fi

  echo ""
  echo "📈 Statistics:"
  echo "  Total tasks: $task_count"
  echo "  Open: $open_count"
  echo "  Closed: $closed_count"
  [ $task_count -gt 0 ] && echo "  Completion: $((closed_count * 100 / task_count))%"

  # Next actions
  echo ""
  echo "💡 Actions:"
  [ $task_count -eq 0 ] && echo "  • Decompose into tasks: /pm:epic-decompose $epic_name"
  [ -z "$github" ] && [ $task_count -gt 0 ] && echo "  • Sync to GitHub: /pm:epic-sync $epic_name"
  [ -n "$github" ] && [ "$status" != "completed" ] && echo "  • Start work: /pm:epic-start $epic_name"

  exit 0
fi