refactor #1505: migrated client usecase to kotlin

Author: PratyushSingh07

core/data/src/main/java/org/mifos/mobilewallet/core/domain/usecase/client/CreateClient.java

@@ -0,0 +1,44 @@
+package org.mifos.mobilewallet.core.domain.usecase.client
+
+import org.mifos.mobilewallet.core.base.UseCase
+import org.mifos.mobilewallet.core.data.fineract.repository.FineractRepository
+import org.mifos.mobilewallet.core.domain.model.client.NewClient
+import org.mifos.mobilewallet.core.utils.ErrorJsonMessageHelper.getUserMessage
+import retrofit2.HttpException
+import rx.Subscriber
+import rx.android.schedulers.AndroidSchedulers
+import rx.schedulers.Schedulers
+import javax.inject.Inject
+
+/**
+ * Created by naman on 20/8/17.
+ */
+class CreateClient @Inject constructor(private val apiRepository: FineractRepository) :
+    UseCase<CreateClient.RequestValues, CreateClient.ResponseValue>() {
+
+    data class RequestValues(val client: NewClient) : UseCase.RequestValues
+    data class ResponseValue(val clientId: Int) : UseCase.ResponseValue
+
+    override fun executeUseCase(requestValues: RequestValues) {
+        apiRepository.createClient(requestValues.client)
+            .observeOn(AndroidSchedulers.mainThread())
+            .subscribeOn(Schedulers.io())
+            .subscribe(object : Subscriber<ResponseValue>() {
+                override fun onCompleted() {}
+                override fun onError(e: Throwable) {
+                    var message: String
+                    try {
+                        message = (e as HttpException).response().errorBody().string()
+                        message = getUserMessage(message)
+                    } catch (e1: Exception) {
+                        message = "Error"
+                    }
+                    useCaseCallback.onError(message)
+                }
+
+                override fun onNext(genericResponse: ResponseValue) {
+                    useCaseCallback.onSuccess(genericResponse)
+                }
+            })
+    }
+}

core/data/src/main/java/org/mifos/mobilewallet/core/domain/usecase/client/CreateClient.kt

@@ -0,0 +1,45 @@
+package org.mifos.mobilewallet.core.domain.usecase.client
+
+import org.mifos.mobilewallet.core.base.UseCase
+import org.mifos.mobilewallet.core.data.fineract.entity.client.Client
+import org.mifos.mobilewallet.core.data.fineract.entity.mapper.ClientDetailsMapper
+import org.mifos.mobilewallet.core.data.fineract.repository.FineractRepository
+import org.mifos.mobilewallet.core.utils.Constants
+import rx.Subscriber
+import rx.android.schedulers.AndroidSchedulers
+import rx.schedulers.Schedulers
+import javax.inject.Inject
+
+/**
+ * Created by naman on 17/6/17.
+ */
+class FetchClientData @Inject constructor(private val fineractRepository: FineractRepository) :
+    UseCase<FetchClientData.RequestValues, FetchClientData.ResponseValue>() {
+
+    @Inject
+    lateinit var clientDetailsMapper: ClientDetailsMapper
+
+    data class RequestValues(val clientid: Long) : UseCase.RequestValues
+    data class ResponseValue(val userDetails: org.mifos.mobilewallet.core.domain.model.client.Client) :
+        UseCase.ResponseValue
+
+    override fun executeUseCase(requestValues: RequestValues) {
+        fineractRepository.getSelfClientDetails(requestValues.clientid)
+            .observeOn(AndroidSchedulers.mainThread())
+            .subscribeOn(Schedulers.io())
+            .subscribe(object : Subscriber<Client>() {
+                override fun onCompleted() {}
+                override fun onError(e: Throwable) {
+                    useCaseCallback.onError(Constants.ERROR_FETCHING_CLIENT_DATA)
+                }
+
+                override fun onNext(client: Client) {
+                    useCaseCallback.onSuccess(
+                        ResponseValue(
+                            clientDetailsMapper.transform(client)
+                        )
+                    )
+                }
+            })
+    }
+}

core/data/src/main/java/org/mifos/mobilewallet/core/domain/usecase/client/FetchClientData.java

@@ -0,0 +1,36 @@
+package org.mifos.mobilewallet.core.domain.usecase.client
+
+import org.mifos.mobilewallet.core.base.UseCase
+import org.mifos.mobilewallet.core.data.fineract.entity.client.Client
+import org.mifos.mobilewallet.core.data.fineract.repository.FineractRepository
+import org.mifos.mobilewallet.core.utils.Constants
+import rx.Subscriber
+import rx.android.schedulers.AndroidSchedulers
+import rx.schedulers.Schedulers
+import javax.inject.Inject
+
+/**
+ * Created by ankur on 24/July/2018
+ */
+class FetchClientDetails @Inject constructor(private val mFineractRepository: FineractRepository) :
+    UseCase<FetchClientDetails.RequestValues, FetchClientDetails.ResponseValue>() {
+
+    data class RequestValues(val clientId: Long) : UseCase.RequestValues
+    data class ResponseValue(val client: Client) : UseCase.ResponseValue
+
+    override fun executeUseCase(requestValues: RequestValues) {
+        mFineractRepository.getClientDetails(requestValues.clientId)
+            .observeOn(AndroidSchedulers.mainThread())
+            .subscribeOn(Schedulers.io())
+            .subscribe(object : Subscriber<Client>() {
+                override fun onCompleted() {}
+                override fun onError(e: Throwable) {
+                    useCaseCallback.onError(Constants.ERROR_FETCHING_CLIENT_DATA)
+                }
+
+                override fun onNext(client: Client) {
+                    useCaseCallback.onSuccess(ResponseValue(client))
+                }
+            })
+    }
+}