/**
 * 服务配置 - PocketBase、支付、MinIO
 * 域名更换：设置 ROOT_DOMAIN（如 nomadro.com）可推导默认 API 地址
 */

import {
  DEFAULT_PAYMENT_API_URL,
  DEFAULT_POCKETBASE_URL,
  DEFAULT_MINIO_HOST,
} from "./domain.config";

export interface PocketBaseConfig {
  enabled: boolean;
  url: string;
  usersCollection: string;
  joinCollection: string;
}

export interface PaymentConfig {
  enabled: boolean;
  apiUrl: string;
  provider: "zpay" | "xorpay";
  defaultAmount: number;
  defaultType: string;
  zpaySubmitUrl: string;
}

export interface MinioConfig {
  enabled: boolean;
  endPoint: string;
  port: number;
  useSSL: boolean;
  bucket: string;
  accessKey: string;
  secretKey: string;
  region: string;
  publicUrl: string;
  uploadPrefix: string;
}

const isDev = process.env.NODE_ENV === "development";
const PAYJSAPI_PORT = process.env.PAYJSAPI_PORT || "8007";

/** 站点标识，用于 VIP 按站点隔离 */
export const SITE_ID = process.env.NEXT_PUBLIC_SITE_ID || "meetup";

/** meetup 加入游牧中国 价格（分），测试用1元 */
export const MEETUP_JOIN_AMOUNT = 100;

export function getApiUrlFromRequest(hostHeader: string | null): string | null {
  if (!hostHeader) return null;
  if (!isDev) return process.env.PAYMENT_API_URL || DEFAULT_PAYMENT_API_URL;
  const hostname = hostHeader.split(":")[0];
  return `http://${hostname}:${PAYJSAPI_PORT}`;
}

export function getPocketBaseConfig(): PocketBaseConfig {
  return {
    enabled: true,
    url:
      process.env.NEXT_PUBLIC_POCKETBASE_URL ||
      process.env.POCKETBASE_URL ||
      DEFAULT_POCKETBASE_URL,
    usersCollection: "users",
    joinCollection: process.env.POCKETBASE_JOIN_COLLECTION || "solan",
  };
}

export function getPaymentConfig(): PaymentConfig {
  return {
    enabled: true,
    apiUrl: process.env.PAYMENT_API_URL || DEFAULT_PAYMENT_API_URL,
    provider: (process.env.PAYMENT_PROVIDER as "zpay" | "xorpay") || "zpay",
    defaultAmount: Number(process.env.PAYMENT_DEFAULT_AMOUNT) || 100,
    defaultType: process.env.PAYMENT_DEFAULT_TYPE || "meetup",
    zpaySubmitUrl: process.env.ZPAY_SUBMIT_URL || "https://zpayz.cn/submit.php",
  };
}

/** 获取「加入」场景的支付配置 */
export function getJoinPaymentConfig(): { amount: number; type: string } {
  return {
    amount: Number(process.env.PAYMENT_JOIN_AMOUNT) || MEETUP_JOIN_AMOUNT,
    type: process.env.PAYMENT_JOIN_TYPE || "meetup",
  };
}

export function getMinioConfig(themeOverride?: {
  bucket?: string;
  uploadPrefix?: string;
}): MinioConfig {
  const endPoint = process.env.MINIO_ENDPOINT || DEFAULT_MINIO_HOST;
  const port = parseInt(process.env.MINIO_PORT || "9035", 10);
  const bucket = themeOverride?.bucket || process.env.MINIO_BUCKET || "hackrobot";
  const publicUrl =
    process.env.MINIO_PUBLIC_URL || `https://${endPoint}/${bucket}`;
  const uploadPrefix =
    themeOverride?.uploadPrefix || process.env.MINIO_UPLOAD_PREFIX || "joins";

  return {
    enabled: true,
    endPoint,
    port,
    useSSL: process.env.MINIO_USE_SSL === "true",
    bucket,
    accessKey: process.env.MINIO_ACCESS_KEY || "",
    secretKey: process.env.MINIO_SECRET_KEY || "",
    region: process.env.MINIO_REGION || "china",
    publicUrl: publicUrl.replace(/\/$/, ""),
    uploadPrefix,
  };
}