import React, { Component } from "react";
import { View, Button } from "react-native";
import RBSheet from "react-native-raw-bottom-sheet";

export default class Example extends Component {
  render() {
    return (
      <View style={{ flex: 1, justifyContent: "center", alignItems: "center" }}>
        <Button title="OPEN BOTTOM SHEET" onPress={() => this.RBSheet.open()} />
        <RBSheet
          ref={ref => {
            this.RBSheet = ref;
          }}
          height={300}
          duration={250}
          customStyles={{
            container: {
              justifyContent: "center",
              alignItems: "center"
            }
          }}
        >
          <YourOwnComponent />
        </RBSheet>
      </View>
    );
  }
}

import React, { useRef } from "react";
import { View, Button } from "react-native";
import RBSheet from "react-native-raw-bottom-sheet";

export default function Example() {
  const refRBSheet = useRef();
  return (
    <View
      style={{
        flex: 1,
        justifyContent: "center",
        alignItems: "center",
        backgroundColor: "#000"
      }}
    >
      <Button title="OPEN BOTTOM SHEET" onPress={() => refRBSheet.current.open()} />
      <RBSheet
        ref={refRBSheet}
        closeOnDragDown={true}
        closeOnPressMask={false}
        customStyles={{
          wrapper: {
            backgroundColor: "transparent"
          },
          draggableIcon: {
            backgroundColor: "#000"
          }
        }}
      >
        <YourOwnComponent />
      </RBSheet>
    </View>
  );
}

renderItem = (item, index) => (
  <View>
    <Button title={`OPEN BOTTOM SHEET-${index}`} onPress={() => this[RBSheet + index].open()} />
    <RBSheet
      ref={ref => {
        this[RBSheet + index] = ref;
      }}
    >
      <YourOwnComponent onPress={() => this[RBSheet + index].close()} />
    </RBSheet>
  </View>
);