INFRA: Set Up Project.

lib/controllers/home_e_commerce_controller.dart

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+import 'package:cloud_firestore/cloud_firestore.dart';
+import 'package:customer/models/advertisement_model.dart';
+import 'package:customer/models/banner_model.dart';
+import 'package:customer/models/brands_model.dart';
+import 'package:customer/models/favourite_model.dart';
+import 'package:customer/models/vendor_category_model.dart';
+import 'package:customer/models/vendor_model.dart';
+import 'package:customer/service/cart_provider.dart';
+import 'package:customer/service/fire_store_utils.dart';
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+import '../constant/constant.dart';
+
+class HomeECommerceController extends GetxController {
+  final CartProvider cartProvider = CartProvider();
+
+  Future<void> getCartData() async {
+    cartProvider.cartStream.listen((event) async {
+      cartItem.clear();
+      cartItem.addAll(event);
+    });
+    update();
+  }
+
+  RxBool isLoading = true.obs;
+  RxBool isListView = true.obs;
+  RxBool isPopular = true.obs;
+
+  Rx<PageController> pageController = PageController(viewportFraction: 0.877).obs;
+  Rx<PageController> pageBottomController = PageController(viewportFraction: 0.877).obs;
+  RxInt currentPage = 0.obs;
+  RxInt currentBottomPage = 0.obs;
+
+  @override
+  void onInit() {
+    // TODO: implement onInit
+    getVendorCategory();
+    getData();
+    super.onInit();
+  }
+
+  RxList<VendorCategoryModel> vendorCategoryModel = <VendorCategoryModel>[].obs;
+  RxList<VendorCategoryModel> categoryWiseProductList = <VendorCategoryModel>[].obs;
+
+  RxList<VendorModel> allNearestRestaurant = <VendorModel>[].obs;
+  RxList<VendorModel> newArrivalRestaurantList = <VendorModel>[].obs;
+  RxList<AdvertisementModel> advertisementList = <AdvertisementModel>[].obs;
+
+  RxList<BannerModel> bannerModel = <BannerModel>[].obs;
+  RxList<BannerModel> bannerBottomModel = <BannerModel>[].obs;
+  RxList<BrandsModel> brandList = <BrandsModel>[].obs;
+
+  Future<void> getData() async {
+    isLoading.value = true;
+    getCartData();
+    FireStoreUtils.getAllNearestRestaurant().listen((event) async {
+      print("=====>${event.length}");
+
+      newArrivalRestaurantList.clear();
+      allNearestRestaurant.clear();
+      advertisementList.clear();
+
+      allNearestRestaurant.addAll(event);
+      newArrivalRestaurantList.addAll(event);
+      Constant.restaurantList = allNearestRestaurant;
+      List<String> usedCategoryIds = allNearestRestaurant.expand((vendor) => vendor.categoryID ?? []).whereType<String>().toSet().toList();
+      vendorCategoryModel.value = vendorCategoryModel.where((category) => usedCategoryIds.contains(category.id)).toList();
+
+      newArrivalRestaurantList.sort((a, b) => (b.createdAt ?? Timestamp.now()).toDate().compareTo((a.createdAt ?? Timestamp.now()).toDate()));
+
+      if (Constant.isEnableAdsFeature == true) {
+        await FireStoreUtils.getAllAdvertisement().then((value) {
+          advertisementList.clear();
+          for (var element1 in value) {
+            for (var element in allNearestRestaurant) {
+              if (element1.vendorId == element.id) {
+                advertisementList.add(element1);
+              }
+            }
+          }
+        });
+      }
+    });
+    setLoading();
+  }
+
+  Future<void> setLoading() async {
+    await Future.delayed(Duration(seconds: 1), () async {
+      if (allNearestRestaurant.isEmpty) {
+        await Future.delayed(Duration(seconds: 2), () {
+          isLoading.value = false;
+        });
+      } else {
+        isLoading.value = false;
+      }
+      update();
+    });
+  }
+
+  Future<void> getVendorCategory() async {
+    await FireStoreUtils.getHomeVendorCategory().then((value) {
+      vendorCategoryModel.value = value;
+    });
+    await FireStoreUtils.getHomePageShowCategory().then((value) {
+      categoryWiseProductList.value = value;
+    });
+
+    await FireStoreUtils.getHomeTopBanner().then((value) {
+      bannerModel.value = value;
+    });
+
+    await FireStoreUtils.getHomeBottomBanner().then((value) {
+      bannerBottomModel.value = value;
+    });
+
+    await FireStoreUtils.getBrandList().then((value) {
+      brandList.value = value;
+    });
+    await getFavouriteRestaurant();
+  }
+
+  RxList<FavouriteModel> favouriteList = <FavouriteModel>[].obs;
+
+  Future<void> getFavouriteRestaurant() async {
+    if (Constant.userModel?.id != null) {
+      await FireStoreUtils.getFavouriteRestaurant().then((value) {
+        favouriteList.value = value;
+      });
+    }
+  }
+}