tdlib-session-container/src/main/java/it/tdlight/reactiveapi/CreateSessionRequest.java

65 lines
2.3 KiB
Java

package it.tdlight.reactiveapi;
import com.google.common.primitives.Ints;
import com.google.common.primitives.Longs;
import it.tdlight.reactiveapi.CreateSessionRequest.CreateBotSessionRequest;
import it.tdlight.reactiveapi.CreateSessionRequest.CreateUserSessionRequest;
import it.tdlight.reactiveapi.CreateSessionRequest.LoadSessionFromDiskRequest;
import java.io.ByteArrayInputStream;
import java.io.DataInputStream;
import java.io.IOException;
import org.apache.commons.lang3.SerializationException;
public sealed interface CreateSessionRequest permits CreateUserSessionRequest, CreateBotSessionRequest,
LoadSessionFromDiskRequest {
long userId();
static CreateSessionRequest deserializeBytes(byte[] bytes) {
byte type = bytes[0];
long userId = Longs.fromBytes(bytes[1], bytes[2], bytes[3], bytes[4], bytes[5], bytes[6], bytes[7], bytes[8]);
return switch (type) {
case 0 -> new CreateUserSessionRequest(userId,
Longs.fromBytes(bytes[9], bytes[10], bytes[11], bytes[12], bytes[13], bytes[14], bytes[15], bytes[16])
);
case 1 -> new CreateBotSessionRequest(userId,
new String(bytes, 1 + Long.BYTES + Integer.BYTES, Ints.fromBytes(bytes[9], bytes[10], bytes[11], bytes[12]))
);
case 2 -> {
var dis = new DataInputStream(new ByteArrayInputStream(bytes, 1 + Long.BYTES, bytes.length - (1 + Long.BYTES)));
try {
var pathName = dis.readUTF();
var isBot = dis.readBoolean();
String token;
Long phoneNumber;
if (isBot) {
token = dis.readUTF();
phoneNumber = null;
} else {
token = null;
phoneNumber = dis.readLong();
}
yield new LoadSessionFromDiskRequest(userId, pathName, token, phoneNumber);
} catch (IOException e) {
throw new SerializationException(e);
}
}
default -> throw new IllegalStateException("Unexpected value: " + type);
};
}
final record CreateUserSessionRequest(long userId, long phoneNumber) implements CreateSessionRequest {}
final record CreateBotSessionRequest(long userId, String token) implements CreateSessionRequest {}
final record LoadSessionFromDiskRequest(long userId, String pathName, String token, Long phoneNumber) implements
CreateSessionRequest {
public LoadSessionFromDiskRequest {
if ((token == null) == (phoneNumber == null)) {
throw new IllegalArgumentException("This must be either a bot or an user");
}
}
}
}