Function guide

YandexAuthSdk class

The authorization class.

fun getJwt(token: YandexAuthToken): String

The SDK Yandex ID configuration class.

Creating a SDK Yandex ID configuration. The client app ID is taken from build.gradle.
```
YandexAuthOptions(context: Context, loggingEnabled: Boolean = false)
```
where loggingEnabled is a flag that indicates whether logging messages from SDK Yandex ID is allowed.
Getting the app ID.
```
val clientId: String
```
Getting the flag indicating that logging messages from SDK Yandex ID is allowed.
```
val isLoggingEnabled: Boolean
```

The authorization parameters class. You need to pass an instance of this class to the launch() method when starting the authorization process.

Creating an instance of the YandexAuthLoginOptions class.
```
YandexAuthLoginOptions(val loginType: LoginType = LoginType.NATIVE)
```
where LoginType determines the user authorization mode.

Possible modes:
- NATIVE — A Yandex app that supports authorization is used. Here are these apps:
  - Yandex Browser
  - Yandex Start
  - Yandex with Alice
  - Yandex Go
  - Yandex Mail
  - Yandex Disk
  - Yandex Pay
  - Yandex Key
  If no app from the list is installed on the device, a Chrome Tab of the default browser opens during the authorization. If the default browser doesn't support Chrome Tabs, a WebView opens.
- CHROME_TAB — A Chrome Tab of the device's default browser is used. If the default browser doesn't support Chrome Tabs, a WebView opens.
- WEBVIEW — WebView is used.
Getting the user authorization mode passed in the constructor.
```
val loginType: LoginType
```

The result that SDK Yandex ID returns after the authorization. A "sealed interface" that has three possible inheritors.

Successful authorization.
```
data class Success(val token: YandexAuthToken) : YandexAuthResult
```
where token is the token issued during the successful authorization.
Failed authorization.
```
data class Failure(val exception: YandexAuthException) : YandexAuthResult
```
where exception is an error that occurred during the authorization.
Authorization canceled by the user.
```
object Cancelled : YandexAuthResult
```

The class that SDK Yandex ID returns after a successful authorization.

Creating a token and getting information about its value, type, and lifetime.
```
class YandexAuthToken(val value: String, val expiresIn: Long)
```
Getting the token value.
```
val value: String
```
Getting the token lifetime.
```
val expiresIn: Long
```