import { NextResponse } from "next/server";
import { auth } from "@/app/(auth)/auth";
import { getPointsSystemConfig, getSystemSetting } from "@/lib/db/queries";
import {
  ENHANCE_PRO_KREA_SETTING_KEY,
  normalizeEnhanceProKreaConfig,
  sanitizeEnhanceProKreaConfigForClient,
} from "@/lib/enhance-pro/config";
import { createLogger } from "@/lib/observability/logger";
import { normalizeEnhanceProPointsPricingConfig } from "@/lib/points/config";

const logger = createLogger("enhance-pro-config-api");

export async function GET() {
  try {
    const session = await auth();
    if (!session?.user?.id) {
      return NextResponse.json({ error: "未授权，请先登录" }, { status: 401 });
    }

    const setting = await getSystemSetting({ key: ENHANCE_PRO_KREA_SETTING_KEY });
    const config = normalizeEnhanceProKreaConfig(setting?.value);
    const pointsConfig = await getPointsSystemConfig();

    return NextResponse.json({
      success: true,
      config: sanitizeEnhanceProKreaConfigForClient(config),
      pointsConfig: {
        enabled: pointsConfig.enabled === true,
        blockOnInsufficient: pointsConfig.blockOnInsufficient !== false,
        enhanceProPricing: normalizeEnhanceProPointsPricingConfig(
          pointsConfig.enhanceProPricing
        ),
      },
    });
  } catch (error) {
    logger.error("config_fetch_failed", error);
    return NextResponse.json({ error: "获取图像增强 Pro 配置失败" }, { status: 500 });
  }
}