一款查詢天氣的WebApp

標籤：alt   btn   orm   lin   client   input   html   head   idt   

一、WebApp介紹1.初始介面

2.搜尋結果頁面

二、項目代碼1.項目目錄

--------app

----------app.component.ts

----------app.component.css

----------app.component.html

----------app.module.ts

2.app.component.html

 1 <div class="content"> 2     <div> 3         <img width="300" src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNTAgMjUwIj4KICAgIDxwYXRoIGZpbGw9IiNERDAwMzEiIGQ9Ik0xMjUgMzBMMzEuOSA2My4ybDE0LjIgMTIzLjFMMTI1IDIzMGw3OC45LTQzLjcgMTQuMi0xMjMuMXoiIC8+CiAgICA8cGF0aCBmaWxsPSIjQzMwMDJGIiBkPSJNMTI1IDMwdjIyLjItLjFWMjMwbDc4LjktNDMuNyAxNC4yLTEyMy4xTDEyNSAzMHoiIC8+CiAgICA8cGF0aCAgZmlsbD0iI0ZGRkZGRiIgZD0iTTEyNSA1Mi4xTDY2LjggMTgyLjZoMjEuN2wxMS43LTI5LjJoNDkuNGwxMS43IDI5LjJIMTgzTDEyNSA1Mi4xem0xNyA4My4zaC0zNGwxNy00MC45IDE3IDQwLjl6IiAvPgogIDwvc3ZnPg=="> 4     </div> 5     <h2>{{title}}</h2> 6     <div> 7         <form class="form-inline"> 8           <div class="form-group"> 9             <label for="exampleInput">Address</label>10             <input type="text" class="form-control" id="exampleInput" placeholder="Please input the address" name="searchAddress">11           </div>12           <button type="button" class="btn btn-default" (click)="start()">Search</button>13         </form>14     </div>15 </div>16 <div class="data" *ngIf="begin">17     <table class="table table-striped">18         <thead>19             <tr>20                 <th>日期</th>21                 <th>天氣</th>22                 <th>日間溫度</th>23                 <th>夜間溫度</th>24                 <th>氣壓值</th>25                 <th>濕度</th>26                 <th>天氣情況</th>27             </tr>28         </thead>29         <tbody>30             <tr *ngFor="let DL of DataList;let i=index;">31                 <td>{{dateString[i]}}</td>32                 <td>{{DL.weather[0].main}}</td>33                 <td>{{DL.temp.day}}</td>34                 <td>{{DL.temp.night}}</td>35                 <td>{{DL.pressure}}</td>36                 <td>{{DL.humidity}}</td>37                 <td><img src="http://openweathermap.org/img/w/{{DL.weather[0].icon}}.png"/></td>38             </tr>39         </tbody>40     </table>41 </div>

 

 3.app.component.ts

 1 import { Component, OnInit } from ‘@angular/core‘; 2 import {HttpClient} from ‘@angular/common/http‘; 3 import ‘rxjs/add/operator/toPromise‘; 4  5 @Component({ 6     selector: ‘app-root‘, 7     templateUrl: ‘./app.component.html‘, 8     styleUrls: [‘./app.component.css‘] 9 })10 export class AppComponent{ 11     title = ‘A weather search App!‘;12     public http;13     Data:any;14     begin=false;//控制天氣結果清單是否出現15     searchAddress:string;//查詢方塊文本的變數聲明16     dateString:string[];//天氣結果清單的七個日期數組聲明17     DataList:any;//擷取到的資料列表變數聲明18     constructor(private Http:HttpClient) {19         this.http = Http;20     }21     now=new Date()//擷取目前時間22     GetDateStr(AddDayCount :number) {23         this.now.setDate(this.now.getDate()+AddDayCount);//擷取AddDayCount天后的日期24         let y = this.now.getFullYear();25         let m = this.now.getMonth()+1;//擷取當前月份的日期26         let d = this.now.getDate();27         return y+"年"+m+"月"+d+"日";28     }29     ngOnInit() {//在組件載入進來的時候就執行30         this.dateString=[this.GetDateStr(0),this.GetDateStr(1),this.GetDateStr(2),this.GetDateStr(3),this.GetDateStr(4),this.GetDateStr(5),this.GetDateStr(6)]31     }32     start(){//點擊查詢之後執行的函數33         this.searchAddress = (document.getElementsByName(‘searchAddress‘)[0] as HTMLInputElement).value;//擷取搜尋方塊裡面的文本34         if(this.searchAddress.length!=0){//如果搜尋方塊裡面的文本不為空白，那麼結果清單出現，並且發送請求35             this.begin=true;    36             this.http.get("http://api.openweathermap.org/data/2.5/forecast/daily?q="+this.searchAddress+"&mode=json&units=metric&cnt=7&appid=f12159c1f548ea9ab7b5ff1907b1df50")37                 .subscribe((data) => {38                     this.Data=data;39                     this.DataList=this.Data.list;  40                 },41                 err => { });42         }else{//如果搜尋方塊裡面的文本為空白，那麼結果清單不出現，並且不發送請求43             alert("請輸入地址");44         }   45     } 46 }

 

4.app.component.css

1 .content{2     width: 340px;3     margin: 0 auto;4 }5 .data{6     width: 800px;7     margin: 0 auto;8     margin-top: 10px;9 }

ps：項目中的資料介面親測可用，大家可以玩玩項目代碼地址https://github.com/Nangxif/WeatherWebApp

 

 

一款查詢天氣的WebApp