react-native-brightness-control/lib/module/index.js

Adjust screen brightness

"use strict";

import { NativeModules, Platform } from 'react-native';
const LINKING_ERROR = `The package 'react-native-brightness-control' doesn't seem to be linked. Make sure: \n\n` + '- You rebuilt the app after installing the package\n' + '- You are not using Expo Go\n';
const BrightnessModule = NativeModules.Brightness ? NativeModules.Brightness : new Proxy({}, {
  get() {
    throw new Error(LINKING_ERROR);
  }
});
const setBrightness = async (brightness, durationMs = 0) => {
  if (brightness < 0 || brightness > 1 || brightness === undefined) {
    console.error(`Invalid brightness value: ${brightness}. It must be between 0 and 1`);
    return;
  }
  await BrightnessModule.setBrightness(brightness, durationMs);
};
const getBrightness = async () => BrightnessModule.getBrightness();
const setIsNeedRestoreBrightness = isNeedRestoreBrightness => {
  if (Platform.OS === 'ios') {
    BrightnessModule.setIsNeedRestoreBrightness(isNeedRestoreBrightness);
  }
};
const Brightness = {
  /**
   * Sets the screen brightness.
   * @param brightness - A value between 0 and 1 representing the brightness level
   * @param durationMs - Duration in milliseconds for which the brightness transition should occur
   */
  setBrightness,
  /**
   * Gets the current screen brightness.
   * @returns A promise that resolves the current brightness level (0 to 1)
   */
  getBrightness,
  /**
   * The method is responsible for determining whether the user's original brightness
   * should be restored when the application is minimized
   *
   * @param isNeedRestoreBrightness - If `true`, restores original brightness upon app minimization (initial value is "true")
   * @platform ios
   */
  setIsNeedRestoreBrightness
};
export default Brightness;
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