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

import 'package:cpt_property/modules/news/vm/property_news_vm.dart';
import 'package:cs_resources/generated/assets.dart';
import 'package:flutter/cupertino.dart';
import 'package:plugin_platform/engine/toast/toast_engine.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:shared/utils/log_utils.dart';

import '../../ioan/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';
import '../page/property_page_state.dart';

part 'property_vm.g.dart';

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

  Map<String, dynamic> _newsQueryMap = {
    "isCollection": false,
  };

  PropertyVmState initState() {
    return PropertyVmState();
  }

  @override
  PropertyVmState build(){
    final state = initState();
    Log.d("--------------------------build---------------------");

    // 初始时导航到子路由
    WidgetsBinding.instance.addPostFrameCallback((_) {
    });

    return state;
  }

  // 页面切换
  switchPage(int index,BuildContext? context, [bool? isFirstInitSwitch] ){
    if(state.curIdx != index){
      state = state.copyWith(curIdx: index);
      final List<Map<String, dynamic>>? topSectionsData = state.topSectionsData;
      // Log.d("当前页面${topSectionsData?[index]['pageStartInstanceFn']}");
      final pageStartInstanceFn = topSectionsData?[index]['pageStartInstanceFn'] as Function({BuildContext? context});
      pageStartInstanceFn(context:context);
    }else {
      if(isFirstInitSwitch??false){
        final List<Map<String, dynamic>>? topSectionsData = state.topSectionsData;
        // Log.d("当前页面${topSectionsData?[index]['pageStartInstanceFn']}");
        final pageStartInstanceFn = topSectionsData?[index]['pageStartInstanceFn'] as Function({BuildContext? context});
        pageStartInstanceFn(context:context);
      }
    }
  }

  // 点击了导航的 搜索 进行筛选
  handlerCollectionFilter(BuildContext? context, bool isCollection ){
    _newsQueryMap['isCollection'] = isCollection;

    // 重新加载数据
    final newsPageVm = ref.read(propertyNewsVmProvider.notifier);
    newsPageVm..changeQueryMap({
      "isCollection": _newsQueryMap['isCollection'],
    })..retryRequest();
  }

}