import { NextResponse } from 'next/server';
import { getVisualStyleRules } from '@/hooks/useKeywordCloud';

export const dynamic = 'force-dynamic';

/**
 * GET /api/keyword-cloud/rules
 * 获取视觉样式规则配置
 */
export async function GET(request: Request) {
  try {
    const { searchParams } = new URL(request.url);
    const enabled = searchParams.get('enabled');

    const rules = await getVisualStyleRules(
      enabled !== null ? { enabled: enabled === 'true' } : undefined
    );

    // 转换规则格式以匹配前端期望
    const formattedRules = rules.map(rule => ({
      id: rule.id,
      name: rule.name,
      minScore: rule.minScore,
      maxScore: rule.maxScore,
      visualConfig: {
        color: rule.color,
        size: rule.size,
        border: rule.border,
        rotation: rule.rotation,
      },
      priority: rule.priority,
      enabled: rule.enabled,
    }));

    return NextResponse.json({
      success: true,
      rules: formattedRules,
    });
  } catch (error) {
    console.error('Error fetching visual style rules:', error);
    return NextResponse.json(
      {
        success: false,
        error: 'Failed to fetch rules',
      },
      { status: 500 }
    );
  }
}