// =====================================================
// 獎項編輯和刪除 API
// =====================================================

import { NextRequest, NextResponse } from 'next/server';
import { AwardService } from '@/lib/services/database-service';

// 編輯獎項
export async function PUT(
  request: NextRequest,
  { params }: { params: { id: string } }
) {
  try {
    const { id } = await params;
    const body = await request.json();
    
    // 驗證必填欄位
    if (!body.award_name || !body.creator) {
      return NextResponse.json({
        success: false,
        message: '缺少必填欄位',
        error: 'award_name, creator 為必填欄位'
      }, { status: 400 });
    }

    // 驗證獎項類型
    const validAwardTypes = ['gold', 'silver', 'bronze', 'popular', 'innovation', 'technical', 'custom'];
    if (body.award_type && !validAwardTypes.includes(body.award_type)) {
      return NextResponse.json({
        success: false,
        message: '無效的獎項類型',
        error: `award_type 必須是以下之一: ${validAwardTypes.join(', ')}`
      }, { status: 400 });
    }

    // 驗證競賽類型
    const validCompetitionTypes = ['individual', 'team', 'proposal'];
    if (body.competition_type && !validCompetitionTypes.includes(body.competition_type)) {
      return NextResponse.json({
        success: false,
        message: '無效的競賽類型',
        error: `competition_type 必須是以下之一: ${validCompetitionTypes.join(', ')}`
      }, { status: 400 });
    }

    // 驗證獎項類別
    const validCategories = ['innovation', 'technical', 'practical', 'popular', 'teamwork', 'solution', 'creativity'];
    if (body.category && !validCategories.includes(body.category)) {
      return NextResponse.json({
        success: false,
        message: '無效的獎項類別',
        error: `category 必須是以下之一: ${validCategories.join(', ')}`
      }, { status: 400 });
    }

    // 準備更新資料
    const updateData = {
      competition_id: body.competition_id,
      app_id: body.app_id || null,
      team_id: body.team_id || null,
      proposal_id: body.proposal_id || null,
      app_name: body.app_name || null,
      team_name: body.team_name || null,
      proposal_title: body.proposal_title || null,
      creator: body.creator,
      award_type: body.award_type,
      award_name: body.award_name,
      score: parseFloat(body.score) || 0,
      year: parseInt(body.year) || new Date().getFullYear(),
      month: parseInt(body.month) || new Date().getMonth() + 1,
      icon: body.icon || '🏆',
      custom_award_type_id: body.custom_award_type_id || null,
      competition_type: body.competition_type,
      rank: parseInt(body.rank) || 0,
      category: body.category,
      description: body.description || null,
      judge_comments: body.judge_comments || null,
      application_links: body.application_links ? JSON.stringify(body.application_links) : null,
      documents: body.documents ? JSON.stringify(body.documents) : null,
      photos: body.photos ? JSON.stringify(body.photos) : null,
    };

    // 更新獎項
    const success = await AwardService.updateAward(id, updateData);

    if (success) {
      // 獲取更新後的獎項資料
      const updatedAward = await AwardService.getAwardById(id);
      
      return NextResponse.json({
        success: true,
        message: '獎項更新成功',
        data: updatedAward
      });
    } else {
      return NextResponse.json({
        success: false,
        message: '獎項更新失敗',
        error: '找不到指定的獎項或更新失敗'
      }, { status: 404 });
    }

  } catch (error) {
    console.error('更新獎項失敗:', error);
    return NextResponse.json({
      success: false,
      message: '更新獎項失敗',
      error: error instanceof Error ? error.message : '未知錯誤'
    }, { status: 500 });
  }
}

// 刪除獎項
export async function DELETE(
  request: NextRequest,
  { params }: { params: { id: string } }
) {
  try {
    const { id } = await params;
    
    // 刪除獎項
    const success = await AwardService.deleteAward(id);

    if (success) {
      return NextResponse.json({
        success: true,
        message: '獎項刪除成功'
      });
    } else {
      return NextResponse.json({
        success: false,
        message: '獎項刪除失敗',
        error: '找不到指定的獎項或刪除失敗'
      }, { status: 404 });
    }

  } catch (error) {
    console.error('刪除獎項失敗:', error);
    return NextResponse.json({
      success: false,
      message: '刪除獎項失敗',
      error: error instanceof Error ? error.message : '未知錯誤'
    }, { status: 500 });
  }
}