import 'dart:developer';

import 'package:flutter/material.dart';
import 'package:mc_common_app/classes/app_state.dart';
import 'package:mc_common_app/config/routes.dart';
import 'package:mc_common_app/models/chat_models/buyers_chat_for_ads_model.dart';
import 'package:mc_common_app/models/requests_models/request_model.dart';
import 'package:mc_common_app/utils/enums.dart';
import 'package:mc_common_app/utils/navigator.dart';

/// Service for handling navigation to different chat types in the app
/// Provides centralized navigation logic for Request, Advertisement, and General chats
abstract class ChatNavigationService {
  /// Navigate to Request Offer Chat screen
  Future<void> navigateToRequestOfferChat({
    required BuildContext context,
    required int requestId,
    required String receiverId,
    required String senderId,
    required int requestIndex,
    required int providerIndex,
    required RequestModel requestModel,
  });

  /// Navigate to Advertisement Chat screen
  Future<void> navigateToAdChat({
    required BuildContext context,
    required int adsId,
    required String receiverUserId,
  });

  /// Navigate to General Chat screen
  Future<void> navigateToGeneralChat({
    required BuildContext context,
    required String receiverUserId,
    Map<String, dynamic>? additionalData,
  });

  /// Navigate to Chat List screen based on chat type
  Future<void> navigateToChatList({
    required BuildContext context,
    required ChatTypeEnum chatType,
    Map<String, dynamic>? arguments,
  });
}

class ChatNavigationServiceImp implements ChatNavigationService {
  @override
  Future<void> navigateToRequestOfferChat({
    required BuildContext context,
    required int requestId,
    required String receiverId,
    required String senderId,
    required int requestIndex,
    required int providerIndex,
    required RequestModel requestModel,
  }) async {
    try {
      log("Navigating to Request Offer Chat: requestId=$requestId");

      ChatViewArgumentsForRequest args = ChatViewArgumentsForRequest(
        chatTypeEnum: ChatTypeEnum.requestOffer,
        requestId: requestId,
        receiverId: receiverId,
        senderId: senderId,
        requestIndex: requestIndex,
        providerIndex: providerIndex,
        requestModel: requestModel,
      );

      ChatViewArguments chatViewArguments = ChatViewArguments(
        chatTypeEnum: ChatTypeEnum.requestOffer,
        chatViewArgumentsForRequest: args,
      );

      navigateWithName(context, AppRoutes.chatView, arguments: chatViewArguments);
    } catch (e) {
      log("Error navigating to request offer chat: $e");
    }
  }

  @override
  Future<void> navigateToAdChat({
    required BuildContext context,
    required int adsId,
    required String receiverUserId,
  }) async {
    try {
      log("Navigating to Ad Chat: adsId=$adsId, receiverId=$receiverUserId");

      ChatViewArgumentsForAd args = ChatViewArgumentsForAd(
        adsID: adsId,
        receiverUserID: receiverUserId,
      );

      ChatViewArguments chatViewArguments = ChatViewArguments(
        chatTypeEnum: ChatTypeEnum.ads,
        chatViewArgumentsForAd: args,
      );

      navigateWithName(context, AppRoutes.chatView, arguments: chatViewArguments);
    } catch (e) {
      log("Error navigating to ad chat: $e");
    }
  }

  @override
  Future<void> navigateToGeneralChat({
    required BuildContext context,
    required String receiverUserId,
    Map<String, dynamic>? additionalData,
  }) async {
    try {
      log("Navigating to General Chat: receiverId=$receiverUserId");

      // General chat implementation
      // You can extend this based on your general chat requirements
      ChatViewArguments chatViewArguments = ChatViewArguments(
        chatTypeEnum: ChatTypeEnum.general,
      );

      navigateWithName(context, AppRoutes.chatView, arguments: chatViewArguments);
    } catch (e) {
      log("Error navigating to general chat: $e");
    }
  }

  @override
  Future<void> navigateToChatList({
    required BuildContext context,
    required ChatTypeEnum chatType,
    Map<String, dynamic>? arguments,
  }) async {
    try {
      log("Navigating to Chat List: type=$chatType");

      switch (chatType) {
        case ChatTypeEnum.requestOffer:
          // Navigate to Providers Chat List (for customer side)
          // or Requests list (for provider side)
          if (AppState().currentAppType == AppType.customer) {
            navigateWithName(context, AppRoutes.providersChatListPage);
          } else {
            // For provider, navigate to requests page
            navigateWithName(context, AppRoutes.dashboard);
          }
          break;

        case ChatTypeEnum.ads:
          // Navigate to Ads Buyers Chat List
          if (arguments != null && arguments['buyers'] != null) {
            navigateWithName(
              context,
              AppRoutes.adsBuyerChatsListView,
              arguments: arguments['buyers'] as List<BuyersChatForAdsModel>,
            );
          } else {
            // Navigate to ads list if buyers not provided
            navigateWithName(context, AppRoutes.dashboard);
          }
          break;

        case ChatTypeEnum.general:
          // Navigate to General Chats List
          if (arguments != null && arguments['requestId'] != null) {
            navigateWithName(
              context,
              AppRoutes.generalChatsListForProvider,
              arguments: arguments['requestId'] as int,
            );
          } else {
            navigateWithName(context, AppRoutes.dashboard);
          }
          break;
      }
    } catch (e) {
      log("Error navigating to chat list: $e");
    }
  }
}