import { Message } from '@arco-design/web-vue';

export type BaseMessageType = 'success' | 'error' | 'warning' | 'info';

export type BaseMessageOptions = {
  /** 显示时长 ms */
  duration?: number;
  /** 是否显示关闭按钮 */
  closable?: boolean;
  /** 悬停时重置倒计时 */
  resetOnHover?: boolean;
};

type MessageConfigLike = {
  content: any;
  duration?: number;
  closable?: boolean;
  resetOnHover?: boolean;
  [key: string]: any;
};

/** 全局默认：可手动关闭；错误/警告多停留约 5s（合计 8s） */
const GLOBAL_MESSAGE_DEFAULTS: Record<
  'info' | 'success' | 'warning' | 'error' | 'normal',
  { duration: number; closable: boolean; resetOnHover: boolean }
> = {
  info: { duration: 3000, closable: true, resetOnHover: true },
  success: { duration: 3000, closable: true, resetOnHover: true },
  warning: { duration: 8000, closable: true, resetOnHover: true },
  error: { duration: 8000, closable: true, resetOnHover: true },
  normal: { duration: 3000, closable: true, resetOnHover: true },
};

type PatchableType = keyof typeof GLOBAL_MESSAGE_DEFAULTS;

let messageDefaultsInstalled = false;

function mergeMessageConfig(
  type: PatchableType,
  config: string | MessageConfigLike,
): MessageConfigLike {
  const defaults = GLOBAL_MESSAGE_DEFAULTS[type];
  if (typeof config === 'string') {
    return {
      content: config,
      ...defaults,
    };
  }
  return {
    ...defaults,
    ...config,
    duration: config.duration ?? defaults.duration,
    closable: config.closable ?? defaults.closable,
    resetOnHover: config.resetOnHover ?? defaults.resetOnHover,
  };
}

/** 安装全局 Message 默认行为（幂等）。覆盖 Message.* 与 $baseMessage。 */
export function installGlobalMessageDefaults() {
  if (messageDefaultsInstalled) return;
  messageDefaultsInstalled = true;

  (Object.keys(GLOBAL_MESSAGE_DEFAULTS) as PatchableType[]).forEach((type) => {
    const original = (Message[type] as any).bind(Message);

    (Message as any)[type] = (config: string | MessageConfigLike, appContext?: any) => {
      return original(mergeMessageConfig(type, config), appContext);
    };
  });
}

// 被任何路径 import 时即安装，保证 request 拦截器等直接 Message.error 也生效
installGlobalMessageDefaults();

/**
 * 全局消息提示
 * @param message 消息内容
 * @param type 消息类型
 * @param options 可覆盖全局默认（duration / closable / resetOnHover）
 */
export const baseMessage = (
  message: string,
  type: BaseMessageType = 'info',
  options?: BaseMessageOptions,
) => {
  Message[type]({
    content: message,
    ...options,
  });
};

export const $baseMessage = baseMessage;

export default baseMessage;