// utils/handlerUtils.ts

import { BotContext } from "../types/botTypes";
import { createLogger } from '../../utils/logger';
import { AuthService } from '../services/auth';
import { messageManager } from './messageManager';
import { getMainMenuKeyboard } from './keyboardUtils';

const logger = createLogger('HandlerUtils');
const authService = AuthService.getInstance();

/**
 * Creates a standardized message reply handler with error handling
 * @param replyFunction Function that returns the message and options to send
 * @returns A function that handles the reply with proper error handling
 */
export const messageReplyHandler = (
  replyFunction: (ctx: BotContext) => Promise<{message: string, options?: any}> | {message: string, options?: any}
) => async (ctx: BotContext) => {
  try {
    // Execute the reply function to get message content and options
    const result = await Promise.resolve(replyFunction(ctx));
    
    // Get the message ID to reply to
    const replyToMessageId = ctx.message?.message_id;
    
    // Define default options including parse_mode
    const defaultOptions = {
      parse_mode: 'HTML'
    };
    
    // Add reply_to_message_id to options if not already set
    const finalOptions = {
      ...defaultOptions,
      ...result.options,
      reply_to_message_id: replyToMessageId
    };
    
    // Send the reply with the message and options
    return await ctx.reply(result.message, finalOptions);
  } catch (error: any) {
    // Log the error
    logger.error(`Error in message reply handler: ${error.message}`);
    
    // Send a generic error message to the user
    return ctx.reply("⚠️ حدث خطأ أثناء معالجة طلبك. الرجاء المحاولة مرة أخرى.");
  }
};

/**
 * Creates a standardized callback query handler with error handling
 * @param replyFunction Function that returns the message and options to send after answering callback
 * @returns A function that handles the callback with proper error handling
 */
export const callbackReplyHandler = (
  replyFunction: (ctx: BotContext) => Promise<{message: string, options?: any}> | {message: string, options?: any}
) => async (ctx: BotContext) => {
  try {
    // Answer the callback query first
    await ctx.answerCbQuery();
    
    
    // Execute the reply function to get message content and options
    const result = await Promise.resolve(replyFunction(ctx));
    
    // Send the reply with the message and any provided options
    return await ctx.reply(result.message, result.options);
  } catch (error: any) {
    // Log the error
    logger.error(`Error in callback reply handler: ${error.message}`);
    
    // Send a generic error message to the user
    return ctx.reply("⚠️ حدث خطأ أثناء معالجة طلبك. الرجاء المحاولة مرة أخرى.");
  }
};

export const authCheckHandler = <T extends any[]>(
  handler: (ctx: BotContext, ...args: T) => Promise<{message: string, options?: any}> | {message: string, options?: any}
) => async (ctx: BotContext, ...args: T) => {
  const telegramId = ctx.from?.id;
  
  if (!telegramId || !authService.isUserLoggedIn(telegramId, ctx)) {
    return {
      message: messageManager.getMessage('auth_required'),
      options: getMainMenuKeyboard()
    };
  }

  return handler(ctx, ...args);
};