在Ionic中显示来自TMDB-api的特定数据

问题描述:

我正在开发一个应用程序,用户搜索电视节目以及从用户查看该TV的最后一集时的TMDB的api调用,节目已播出。我无法显示最后一部分 - 显示最后一次播出的剧集。在Ionic中显示来自TMDB-api的特定数据

这里是我的服务(系列服务), 从中我得到一些信息,如名称,投票,简单的概述。我还有一项服务可以从电视节目ID中检索更多信息。

searchSeries(seriesName) { 
    var url = 'http://api.themoviedb.org/3/search/tv?query=&query=' + encodeURI(seriesName) + '&api_key=[MY_API_KEY]'; 
    var response = this.http.get(url).map(res => res.json()); 
    return response; 
} 
    moreInfo(seriesId) 
    { 
    var url = 'https://api.themoviedb.org/3/tv/'+seriesId+'?api_key=[MY_API_KEY]&language=en-US' 
    var response = this.http.get(url).map(res => res.json()); 
    return response; 
    } 

这是我的页面显示的数据(Series.ts)功能:

 serie: {id}; 
     serieInfo: {}; 


     constructor(public navCtrl: NavController, 
        public navParams: NavParams, 
        public seriesService: SeriesService, 
        public alertCtrl: AlertController) { 
//Get the serie object I picked in my search 
     this.serie = navParams.get('serie'); 

//Use the ID of that object to use my other service to get more info 
     console.log(this.serie.id); 
     this.seriesService.moreInfo(this.serie.id).subscribe(
      data => { 
      this.serieInfo = data.results; 
      console.log(data); 
      }, 
      err => { 
      console.log(err); 
      }, 
     () => console.log('Series Search Complete') 
     ); 

     } 

我用于显示的电视节目(Series.html)HTML页面:

<ion-content padding> 
    <div *ngIf="serie" class="selection"> 
    <ion-card> 
     <ion-item> 
     <ion-avatar item-left image-large> 
      <img src="https://image.tmdb.org/t/p/w92{{serie.poster_path}}"/> 
     </ion-avatar> 
     <h1>{{serie.name}}</h1> 
     <p>{{serie.first_air_date}}</p> 
     </ion-item> 

     <ion-item> 
     <ion-icon name="document" item-left></ion-icon> 
     <h2>Overview</h2> 
     <p class="item-description">{{serie.overview}}</p> 
     </ion-item> 
     <ion-item> 
     <ion-icon name="bookmark" item-left></ion-icon> 
     <h2>Average Vote</h2> 
     <p>{{serie.vote_average}}</p> 
     </ion-item> 
     <ion-item> 
     <ion-icon name="bookmark" item-left></ion-icon> 
     <h2>Air date</h2> 
     <p>{{serie.last_air_date}}</p> 
     </ion-item> 
     <ion-row> 
     <ion-col text-right> 
      <button 
      ion-button 
      clear 
      small 
      (click)="onAddToFavorites(serie)">Favorite</button> 
     </ion-col> 
     </ion-row> 
    </ion-card> 
    </div> 
</ion-content> 

我的搜索功能(Search.ts):

searchForSeries(event, key) { 
    if(event.target.value.length > 2) { 
     this.seriesService.searchSeries(event.target.value).subscribe(
     data => { 
      this.series = data.results; 
      console.log(data); 
     }, 
     err => { 
      console.log(err); 
     }, 
     () => console.log('Series Search Complete') 
    ); 
    } 
    } 

    selectSeries(event, serie) { 
    console.log(serie); 
    this.navCtrl.push(Series, { 
     serie: serie 
    }); 
    } 

    ionViewDidLoad() { 
    console.log('ionViewDidLoad Search'); 
    } 

如上所述,我可以在应用程序中看到来自我第一次服务调用的信息,但在控制台日志中,我可以看到来自这两个API调用的信息。为什么我无法显示来自第二个API调用的数据?

下面是它的外观图片: https://imgur.com/a/HBwBl

什么,我认为是不对的是我Series.ts,我想寻找这样的:

/*****************Don't pass id in {} *****************/ 
    serie: {}; 
     serieInfo: {}; 


     constructor(public navCtrl: NavController, 
        public navParams: NavParams, 
        public seriesService: SeriesService, 
        public alertCtrl: AlertController) { 
     this.serie = navParams.get('serie'); 

     console.log(this.serie.id); 
/******* BUT THEN THIS ID GETS MAD AND SAYS: 
"Property 'id' does not exist on type '{}'."**********/ 
     this.seriesService.moreInfo(this.serie.id).subscribe(
      data => { 
      this.serieInfo = data.results; 
      console.log(data); 
      }, 
      err => { 
      console.log(err); 
      }, 
     () => console.log('Series Search Complete') 
     ); 

     } 

为什么我能看到对象在我的控制台日志中,但不显示它在我的Series.html?

解决了! 而不是发送整个系列对象,我只是传递系列的id。

Search.html:

<ion-content padding> 
    <ion-item> 
    <ion-label color="primary" stacked>Search for a TV-show</ion-label> 
    <ion-input type="text" (input)="searchForSeries($event, searchKey)"></ion-input> 
    </ion-item> 

    <ion-list> 
    <ion-item *ngFor="let serie of series" (click)="selectSeries($event, serie.id)"> 
     <ion-avatar item-left> 
     <img src="https://image.tmdb.org/t/p/w92{{serie.poster_path}}"/> 
     </ion-avatar> 
     <h2>{{serie.original_name}}</h2> 
     <p class="item-description">{{serie.overview}}</p> 
    </ion-item> 
    </ion-list> 
</ion-content> 

Search.ts:

selectSeries(event, id) { 
    console.log(id); 
    this.navCtrl.push(Series, { 
     id 
    }); 
    } 

Series.ts:

serie: {}; 


    constructor(public navCtrl: NavController, 
       public navParams: NavParams, 
       public seriesService: SeriesService, 
       public alertCtrl: AlertController) { 
    this.serie = navParams.get('serie'); 
    this.seriesService.moreInfo(this.navParams.get('id')).subscribe((params) => { 
     let id = params['id']; 
     this.seriesService.moreInfo(id).subscribe(serie => { 
     console.log(serie); 
     this.serie = serie; 
     }) 
    });