flutter-go/lib/model/widget.dart

import 'base.dart';
import 'dart:async';
import '../common/sql.dart';
import "package:flutter/material.dart";

abstract class WidgetInterface{
    int get id;
    //组件英文名
    String get name;
    //组件中文名
    String get cnName;
    //组件截图
    String get image;
    //组件markdown 文档
    String get doc;
    //类目 id
    int get catId;
}

class WidgetPoint implements WidgetInterface{
  int  id;
  //组件英文名
  String  name;
  //组件中文名
  String  cnName;
  //组件截图
  String  image;
  // 路由地址
  String routerName;
  //组件markdown 文档
  String  doc;
  //组件 demo ，多个以 , 分割
  String  demo;
  //类目 id
  int  catId;
  final WidgetBuilder buildRouter;
  WidgetPoint({
    this.id,
    this.name,
    this.cnName,
    this.image,
    this.doc,
    this.catId,
    this.routerName,
    this.buildRouter
  });
  WidgetPoint.fromJSON(Map json)
      : id = json['id'],
        name = json['name'],
        image = json['image'],
        cnName = json['cnName'],
        routerName = json['routerName'],
        doc = json['doc'],
        catId = json['catId'],
        buildRouter = json['buildRouter'];
  String toString() {
    return '(WidgetPoint $name)';
  }

  Object toMap() {
    return {
      'id': id,
      'name': name,
      'cnName': cnName,
      'image': image,
      'doc': doc,
      'catId': catId
    };
  }
  Map toSqlCondition() {
    Map _map = this.toMap();
    Map condition = {};
    _map.forEach((k, value) {

      if (value != null) {

        condition[k] = value;
      }
    });

    if (condition.isEmpty) {
      return {};
    }

    return condition;
  }
}
class WidgetControlModel{
  final String table = 'widget';
  Sql sql;
  WidgetControlModel() {
    sql = Sql.setTable(table);
  }
  // 获取Widget不同条件的列表
  Future<List<WidgetPoint>> getList(WidgetPoint widgetPoint) async{
    List listJson =  await sql.getByCondition(conditions: widgetPoint.toSqlCondition());
    List<WidgetPoint> widgets = listJson.map((json) {
      return new WidgetPoint.fromJSON(json);
    }).toList();
    print("widgets $widgets");
    return widgets;
  }

  // 通过name获取Cat对象信息
  Future<WidgetPoint> getCatByName(String name) async {
    List json = await sql.getByCondition(conditions: {'name': name});
    if (json.isEmpty) {
      return null;
    }
    return new WidgetPoint.fromJSON(json.first);
  }
}