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- - (void)signUpUser:(NSString *)username password:(NSString *)password email:(NSString *)email completion:(void (^)(FIRUser *user, NSError *error))completion {
- [[FIRAuth auth]
- createUserWithEmail:email
- password:password
- completion:^(FIRUser *user, NSError *error) {
- FIRDatabaseReference *ref = [[FIRDatabase database] reference];
- FIRDatabaseReference *userRef = [[ref child:@"users"] child:username];
- [userRef observeSingleEventOfType:FIRDataEventTypeValue withBlock:^(FIRDataSnapshot *snapshot) {
- if (snapshot && snapshot.value[@"uid"] == nil) {
- [userRef setValue:user.uid forKey:@"uid"];
- }
- }
- withCancelBlock:^(NSError * _Nonnull error) {
- NSLog(@"%@", error.localizedDescription);
- }];
- }];
- }
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