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@@ -2,6 +2,10 @@
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import { AsyncStorage, NativeModules, PermissionsAndroid } from 'react-native'
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+type Status = 'authorized' | 'denied' | 'restricted' | 'undetermined'
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+type Rationale = { title: string, message: string }
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+type Options = string | { type: string, rationale?: Rationale }
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+
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const permissionTypes = {
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location: PermissionsAndroid.PERMISSIONS.ACCESS_FINE_LOCATION,
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camera: PermissionsAndroid.PERMISSIONS.CAMERA,
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@@ -23,80 +27,89 @@ const RESULTS = {
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const STORAGE_KEY = '@RNPermissions:didAskPermission:'
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-const setDidAskOnce = permission =>
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+const setDidAskOnce = (permission: string) =>
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AsyncStorage.setItem(STORAGE_KEY + permission, 'true')
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-const getDidAskOnce = permission =>
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+const getDidAskOnce = (permission: string) =>
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AsyncStorage.getItem(STORAGE_KEY + permission).then(item => !!item)
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class ReactNativePermissions {
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- canOpenSettings = () => false
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- openSettings = () => Promise.reject("'openSettings' is deprecated on android")
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- getTypes = () => Object.keys(permissionTypes)
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+ canOpenSettings: () => Promise<boolean> = () => Promise.resolve(false)
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+
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+ openSettings: () => Promise<*> = () =>
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+ Promise.reject(new Error("'openSettings' is deprecated on android"))
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- check = permission => {
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- const androidPermission = permissionTypes[permission]
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+ getTypes: () => Array<string> = () => Object.keys(permissionTypes)
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- if (!androidPermission) {
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- return Promise.reject(
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+ check = (permission: string, type?: string): Promise<Status> => {
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+ if (!permissionTypes[permission]) {
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+ const error = new Error(
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`ReactNativePermissions: ${
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permission
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} is not a valid permission type on Android`,
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)
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- }
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- return PermissionsAndroid.check(androidPermission).then(isAuthorized => {
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- if (isAuthorized) {
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- return 'authorized'
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- }
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+ return Promise.reject(error)
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+ }
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- return getDidAskOnce(permission).then(didAsk => {
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- if (didAsk) {
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- return NativeModules.PermissionsAndroid.shouldShowRequestPermissionRationale(
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- androidPermission,
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- ).then(shouldShow => (shouldShow ? 'denied' : 'restricted'))
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+ return PermissionsAndroid.check(permissionTypes[permission]).then(
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+ isAuthorized => {
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+ if (isAuthorized) {
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+ return 'authorized'
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}
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- return 'undetermined'
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- })
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- })
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- }
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- request = (permission, options) => {
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- const androidPermission = permissionTypes[permission]
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+ return getDidAskOnce(permission).then(didAsk => {
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+ if (didAsk) {
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+ return NativeModules.PermissionsAndroid.shouldShowRequestPermissionRationale(
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+ permissionTypes[permission],
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+ ).then(shouldShow => (shouldShow ? 'denied' : 'restricted'))
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+ }
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+
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+ return 'undetermined'
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+ })
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+ },
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+ )
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+ }
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- if (!androidPermission) {
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- return Promise.reject(
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+ request = (permission: string, options?: Options): Promise<Status> => {
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+ if (!permissionTypes[permission]) {
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+ const error = new Error(
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`ReactNativePermissions: ${
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permission
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} is not a valid permission type on Android`,
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)
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+
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+ return Promise.reject(error)
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}
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- let rationale = null
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- if (options != null) {
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+ let rationale
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+
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+ if (options && options.rationale) {
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rationale = options.rationale
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}
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- return PermissionsAndroid.request(androidPermission, rationale).then(
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- result => {
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- // PermissionsAndroid.request() to native module resolves to boolean
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- // rather than string if running on OS version prior to Android M
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- if (typeof result === 'boolean') {
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- return result ? 'authorized' : 'denied'
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- }
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+ return PermissionsAndroid.request(
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+ permissionTypes[permission],
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+ rationale,
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+ ).then(result => {
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+ // PermissionsAndroid.request() to native module resolves to boolean
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+ // rather than string if running on OS version prior to Android M
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+ if (typeof result === 'boolean') {
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+ return result ? 'authorized' : 'denied'
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+ }
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- return setDidAskOnce(permission).then(() => RESULTS[result])
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- },
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- )
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+ return setDidAskOnce(permission).then(() => RESULTS[result])
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+ })
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}
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- checkMultiple = permissions =>
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- Promise.all(permissions.map(this.check)).then(result =>
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- result.reduce((acc, value, index) => {
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- const name = permissions[index]
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- acc[name] = value
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- return acc
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- }, {}),
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+ checkMultiple = (permissions: Array<string>): Promise<{ [string]: string }> =>
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+ Promise.all(permissions.map(permission => this.check(permission))).then(
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+ result =>
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+ result.reduce((acc, value, index) => {
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+ const name = permissions[index]
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+ acc[name] = value
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+ return acc
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+ }, {}),
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)
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}
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Mathieu Acthernoene
7 年之前