How to use react-native-autocomplete-input

render(){
    return(
          <View style={styles.container}>
            {this.summary}
            <Autocomplete
             placeholder = "Enter student name or roll number"
             data={this.state.data}
             onChangeText={text => this.filterData(text)}
             renderItem={data => (
              <TouchableOpacity onPress={() =>
                this.onSelection(data)
               }
              >
               <Text style={styles.itemText}>{data.name}</Text>
              </TouchableOpacity>
             )}
             containerStyle={styles.autocompleteContainer}
            />
          </View>
    );
  }

render() {
    const { containerStyle, listStyle, autocompleteContainerStyle } = styles;
    const { query } = this.state;
    const data = this.findData(query);
    const comp = (a, b) => a.toLowerCase().trim() === b.toLowerCase().trim();
    const { iconType } = this.props;
    
    return (
      <View style={containerStyle}>
        <Icon name={iconType} />
        <Autocomplete
          containerStyle={autocompleteContainerStyle}
          listContainerStyle={listStyle}
          listStyle={listStyle}
          data={data.length === 1 && comp(query, data[0].name) ? [] : data}
          defaultValue={query}
          onChangeText={text => this.setState({ query: text })}
          renderItem={item => (
            <TouchableOpacity onPress={() => this.setState({ query: item.name })}>
              <Text>{item.name}</Text>
            </TouchableOpacity>
          )}
        />
        {this.isInvalid()}
      </View>
    );
  }