react-native-vision-camera/src/expo-plugin/withVisionCamera.ts

import { withPlugins, AndroidConfig, ConfigPlugin, createRunOncePlugin } from '@expo/config-plugins';
// eslint-disable-next-line @typescript-eslint/no-var-requires, @typescript-eslint/no-unsafe-assignment
const pkg = require('../../../package.json');

const CAMERA_USAGE = 'Allow $(PRODUCT_NAME) to access your camera';
const MICROPHONE_USAGE = 'Allow $(PRODUCT_NAME) to access your microphone';

type Props = {
  cameraPermissionText?: string;
  enableMicrophonePermission?: boolean;
  microphonePermissionText?: string;
};

const withCamera: ConfigPlugin<Props> = (config, props = {}) => {
  if (config.ios == null) config.ios = {};
  if (config.ios.infoPlist == null) config.ios.infoPlist = {};
  config.ios.infoPlist.NSCameraUsageDescription =
    props.cameraPermissionText ?? (config.ios.infoPlist.NSCameraUsageDescription as string | undefined) ?? CAMERA_USAGE;
  if (props.enableMicrophonePermission) {
    config.ios.infoPlist.NSMicrophoneUsageDescription =
      props.microphonePermissionText ?? (config.ios.infoPlist.NSMicrophoneUsageDescription as string | undefined) ?? MICROPHONE_USAGE;
  }
  const androidPermissions = ['android.permission.CAMERA'];
  if (props.enableMicrophonePermission) androidPermissions.push('android.permission.RECORD_AUDIO');

  return withPlugins(config, [[AndroidConfig.Permissions.withPermissions, androidPermissions]]);
};

export default createRunOncePlugin(withCamera, pkg.name, pkg.version);