YYHome/packages/cpt_property/lib/modules/property/vm/property_vm.dart

import 'package:cs_resources/generated/assets.dart';
import 'package:flutter/cupertino.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:shared/utils/log_utils.dart';

import '../../ioan/page/property_ioan_page.dart';
import '../../news/page/property_news_page.dart';
import '../../rent/page/property_rent_page.dart';
import '../../sale/page/property_sale_page.dart';

part 'property_vm.g.dart';


class PropertyVmState {
  List<Map<String, dynamic>> topSectionsData;
  PropertyVmState({
    required this.topSectionsData,
  });

  PropertyVmState CopyWith({
    required List<Map<String, dynamic>> topSectionsData,
  }){
    return PropertyVmState(
      topSectionsData: topSectionsData ?? this.topSectionsData,
    );
  }
}

@riverpod
class PropertyVm extends _$PropertyVm {
  get topSectionsData => state.topSectionsData;

  PropertyVmState initState() {
    return PropertyVmState(
      topSectionsData: [
        {
          "title": "Sale",
          "icon": Assets.propertySale2x,
          "pageStartInstanceFn": PropertySalePage.startInstance,
          "page": const PropertySalePage(),
        },
        {
          "title": "Rent",
          "icon": Assets.propertyRent2x,
          "pageStartInstanceFn": PropertyRentPage.startInstance,
          "page": const PropertyRentPage(),
        },
        {
          "title": "Ioan",
          "icon": Assets.propertyIoan2x,
          "pageStartInstanceFn": PropertyIoanPage.startInstance,
          "page": const PropertyIoanPage(),
        },
        {
          "title": "News",
          "icon": Assets.propertyNews2x,
          "pageStartInstanceFn": PropertyNewsPage.startInstance,
          "page": const PropertyNewsPage(),
        }
      ],
    );
  }

  @override
  PropertyVmState build(){
    final state = initState();
    return state;
  }

  // 页面切换
  switchPage(int index, context){
    final _topSectionsData = state.topSectionsData;
    Log.d("当前页面${_topSectionsData[index]['pageStartInstanceFn']}");
    final pageStartInstanceFn = _topSectionsData[index]['pageStartInstanceFn'] as Function({BuildContext? context});
    pageStartInstanceFn(context:context);
  }

}