Flatten packages

Remove modules prefix

domain/src/usecases/users/login/LoginUseCaseImpl.kt

@@ -0,0 +1,28 @@
+package be.simplenotes.domain.usecases.users.login
+
+import arrow.core.computations.either
+import arrow.core.filterOrElse
+import arrow.core.rightIfNotNull
+import be.simplenotes.domain.security.PasswordHash
+import be.simplenotes.domain.security.SimpleJwt
+import be.simplenotes.domain.validation.UserValidations
+import be.simplenotes.persistance.repositories.UserRepository
+import be.simplenotes.types.LoggedInUser
+import io.micronaut.context.annotation.Primary
+import javax.inject.Singleton
+
+@Singleton
+@Primary
+internal class LoginUseCaseImpl(
+    private val userRepository: UserRepository,
+    private val passwordHash: PasswordHash,
+    private val jwt: SimpleJwt
+) : LoginUseCase {
+    override fun login(form: LoginForm) = either.eager<LoginError, Token> {
+        val user = !UserValidations.validateLogin(form)
+        !userRepository.find(user.username)
+            .rightIfNotNull { Unregistered }
+            .filterOrElse({ passwordHash.verify(form.password!!, it.password) }, { WrongPassword })
+            .map { jwt.sign(LoggedInUser(it)) }
+    }
+}