Exploring JSON data with React Native

When I send a JSON request, I receive a response with JSON objects;

 {
  "kind": "youtube#searchListResponse",
  "etag": "zy8y9DkaOiYwKh0aStoEqOU_knU",
  "nextPageToken": "CBQQAA",
  "regionCode": "GB",
  "pageInfo": {
    "totalResults": 40,
    "resultsPerPage": 20
  },
  "items": [
    {
      "kind": "youtube#searchResult",
      "etag": "tvnouv0ap06XQKjt95dVECc_VZ4",
      "id": {
        "kind": "youtube#video",
        "videoId": "Qiyk-s60rgo"
      },
      "snippet": {
        "publishedAt": "2020-04-30T10:00:46Z",
        "channelId": "UCa_6KiOjxm6dEC_mMRP5lGA",
        "title": "Derby Futsal Club - Goal of the Season 2019/20 | Tom Gascoyne vs Birmingham",
        "description": "Derby Futsal Club's Goal of the Season as voted for by the public went to Tom Gascoyne for his goal against Birmingham in the National Futsal Series on 3rd ...",
        "thumbnails": {
          "default": {
            "url": "https://i.ytimg.com/vi/Qiyk-s60rgo/default.jpg",
            "width": 120,
            "height": 90
          },
          "medium": {
            "url": "https://i.ytimg.com/vi/Qiyk-s60rgo/mqdefault.jpg",
            "width": 320,
            "height": 180
          },
          "high": {
            "url": "https://i.ytimg.com/vi/Qiyk-s60rgo/hqdefault.jpg",
            "width": 480,
            "height": 360
          }
        },
        "channelTitle": "Derby Futsal",
        "liveBroadcastContent": "none",
        "publishTime": "2020-04-30T10:00:46Z"
      }
    },

When I parse the JSON data, I do it as follows;

useEffect(() => {
fetch(playertype(typeOfProfile))
  .then((response) => response.json())
  .then((json) => {
    setData(json)
    })
  .catch((error) => console.error(error))
  .finally(() => setLoading(false));
}, []);

return (
<View style={styles.body}>
  {isLoading ? <ActivityIndicator/> : (
    <FlatList
    data={data[0]}
      horizontal={true}
      keyExtractor={({ id }, index) => id}
      renderItem={({ item }) => (
        <View style={stylesB.container}>
          <Image style={styles.img} source={{ uri: chkValueI(item.items.snippet.medium.url) }} />
        </View>
      )}
    />
  )}
</View>
);
};

When accessing the data, I refer to it as data[0] to target the first object, but using item.items.snippet.medium.url to find the desired property (the image) doesn't yield any results.

So, my query is;

Is it possible to specify the object I want by using data[0], and then access a property by referring to it as item.items.snippet.medium.url?

Answer №1

Is it possible to target a specific object in the data array by using data[0] and then referencing a property with item.items.snippet.medium.url?

When dealing with a single item, you don't necessarily need to use a flatlist. You can simply utilize the renderItem function and pass the first item directly.

item.items.snippet.medium.url

Since 'items' is an array, you should access the item like this, ensuring to check its length beforehand. Alternatively, consider using a map function to map the values.

item.items[0].snippet.medium.url

I hope this explanation helps clarify things.

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