diff --git a/androidApp/build.gradle.kts b/androidApp/build.gradle.kts
index df60d29..ed8c38c 100644
--- a/androidApp/build.gradle.kts
+++ b/androidApp/build.gradle.kts
@@ -101,6 +101,7 @@ android {
     kotlinOptions {
         jvmTarget = "1.8"
     }
+    namespace = "bou.amine.apps.readerforselfossv2.android"
 
 }
 
diff --git a/androidApp/src/main/AndroidManifest.xml b/androidApp/src/main/AndroidManifest.xml
index d46e8e1..21addf9 100644
--- a/androidApp/src/main/AndroidManifest.xml
+++ b/androidApp/src/main/AndroidManifest.xml
@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools"
-    package="bou.amine.apps.readerforselfossv2.android">
+    xmlns:tools="http://schemas.android.com/tools">
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt
index 0c7093c..3cec99e 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/AddSourceActivity.kt
@@ -9,7 +9,7 @@ import androidx.constraintlayout.widget.ConstraintLayout
 import bou.amine.apps.readerforselfossv2.android.databinding.ActivityAddSourceBinding
 import bou.amine.apps.readerforselfossv2.android.themes.AppColors
 import bou.amine.apps.readerforselfossv2.android.themes.Toppings
-import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlValid
+import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlInvalid
 import bou.amine.apps.readerforselfossv2.model.NetworkUnavailableException
 import bou.amine.apps.readerforselfossv2.repository.Repository
 import bou.amine.apps.readerforselfossv2.service.AppSettingsService
@@ -84,7 +84,7 @@ class AddSourceActivity : AppCompatActivity(), DIAware {
         super.onResume()
 
         val baseUrl = appSettingsService.getBaseUrl()
-        if (baseUrl.isEmpty() || !baseUrl.isBaseUrlValid(this@AddSourceActivity)) {
+        if (baseUrl.isEmpty() || baseUrl.isBaseUrlInvalid(this@AddSourceActivity)) {
             mustLoginToAddSource()
         } else {
             handleSpoutsSpinner(binding.spoutsSpinner, binding.progress, binding.formContainer)
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt
index c7883b6..bc32762 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/LoginActivity.kt
@@ -14,7 +14,7 @@ import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import bou.amine.apps.readerforselfossv2.android.databinding.ActivityLoginBinding
 import bou.amine.apps.readerforselfossv2.android.themes.AppColors
-import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlValid
+import bou.amine.apps.readerforselfossv2.android.utils.isBaseUrlInvalid
 import bou.amine.apps.readerforselfossv2.repository.Repository
 import bou.amine.apps.readerforselfossv2.service.AppSettingsService
 import com.mikepenz.aboutlibraries.LibsBuilder
@@ -115,14 +115,14 @@ class LoginActivity : AppCompatActivity(), DIAware {
         binding.passwordView.error = null
 
         // Store values at the time of the login attempt.
-        val url = binding.urlView.text.toString()
-        val login = binding.loginView.text.toString()
-        val password = binding.passwordView.text.toString()
+        val url = binding.urlView.text.toString().trim()
+        val login = binding.loginView.text.toString().trim()
+        val password = binding.passwordView.text.toString().trim()
 
         var cancel = false
         var focusView: View? = null
 
-        if (!url.isBaseUrlValid(this@LoginActivity)) {
+        if (url.isBaseUrlInvalid(this@LoginActivity)) {
             binding.urlView.error = getString(R.string.login_url_problem)
             focusView = binding.urlView
             cancel = true
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt
index f50786a..7e24dea 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/fragments/ArticleFragment.kt
@@ -268,8 +268,8 @@ class ArticleFragment : Fragment(), DIAware {
 
     private fun getContentFromMercury(customTabsIntent: CustomTabsIntent) {
         if (repository.isNetworkAvailable()) {
-        binding.progressBar.visibility = View.VISIBLE
-        val parser = MercuryApi()
+            binding.progressBar.visibility = View.VISIBLE
+            val parser = MercuryApi()
 
             parser.parseUrl(url).enqueue(
                 object : Callback<ParsedContent> {
diff --git a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt
index 1fc608a..600864b 100644
--- a/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt
+++ b/androidApp/src/main/java/bou/amine/apps/readerforselfossv2/android/utils/LinksUtils.kt
@@ -163,7 +163,7 @@ private fun openInBrowser(linkDecoded: String, app: Activity) {
 fun String.isUrlValid(): Boolean =
     this.toHttpUrlOrNull() != null && Patterns.WEB_URL.matcher(this).matches()
 
-fun String.isBaseUrlValid(ctx: Context): Boolean {
+fun String.isBaseUrlInvalid(ctx: Context): Boolean {
     val baseUrl = this.toHttpUrlOrNull()
     var existsAndEndsWithSlash = false
     if (baseUrl != null) {
@@ -171,7 +171,7 @@ fun String.isBaseUrlValid(ctx: Context): Boolean {
         existsAndEndsWithSlash = "" == pathSegments[pathSegments.size - 1]
     }
 
-    return Patterns.WEB_URL.matcher(this).matches() && existsAndEndsWithSlash
+    return !(Patterns.WEB_URL.matcher(this).matches() && existsAndEndsWithSlash)
 }
 
 fun Context.openInBrowserAsNewTask(i: SelfossModel.Item) {
diff --git a/build.gradle.kts b/build.gradle.kts
index 8be2b47..27db859 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -6,7 +6,7 @@ buildscript {
     }
     dependencies {
         classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.10")
-        classpath("com.android.tools.build:gradle:7.2.2")
+        classpath("com.android.tools.build:gradle:7.3.0")
 
         // sonarquve
         classpath("org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:3.4.0.2513")
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index e4ddf24..b8c9f22 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 #Wed Feb 09 17:05:19 CET 2022
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
diff --git a/shared/build.gradle.kts b/shared/build.gradle.kts
index 725d301..0a348ad 100644
--- a/shared/build.gradle.kts
+++ b/shared/build.gradle.kts
@@ -112,6 +112,7 @@ android {
         sourceCompatibility = JavaVersion.VERSION_1_8
         targetCompatibility = JavaVersion.VERSION_1_8
     }
+    namespace = "bou.amine.apps.readerforselfossv2"
 }
 
 sqldelight {
diff --git a/shared/src/androidMain/AndroidManifest.xml b/shared/src/androidMain/AndroidManifest.xml
index 1829faa..568741e 100644
--- a/shared/src/androidMain/AndroidManifest.xml
+++ b/shared/src/androidMain/AndroidManifest.xml
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="utf-8"?>
-<manifest package="bou.amine.apps.readerforselfossv2" />
\ No newline at end of file
+<manifest />
\ No newline at end of file
diff --git a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/model/SelfossModel.kt b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/model/SelfossModel.kt
index 15decfb..e392786 100644
--- a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/model/SelfossModel.kt
+++ b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/model/SelfossModel.kt
@@ -105,4 +105,16 @@ class SelfossModel {
             return this
         }
     }
+
+    class StatusAndData<T>(val success: Boolean, val data: T? = null) {
+        companion object {
+            fun <T> succes(d: T): StatusAndData<T> {
+                return StatusAndData(true, d)
+            }
+
+            fun <T> error(): StatusAndData<T> {
+                return StatusAndData(false)
+            }
+        }
+    }
 }
\ No newline at end of file
diff --git a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt
index c970507..db9a789 100644
--- a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt
+++ b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/repository/RepositoryImpl.kt
@@ -47,7 +47,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     suspend fun getNewerItems(): ArrayList<SelfossModel.Item> {
         // TODO: Use the updatedSince parameter
-        var fetchedItems: List<SelfossModel.Item>? = null
+        var fetchedItems: SelfossModel.StatusAndData<List<SelfossModel.Item>> = SelfossModel.StatusAndData.error()
         if (isNetworkAvailable()) {
             fetchedItems = api.getItems(
                 displayedItems.type,
@@ -59,23 +59,25 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
             )
         } else {
             if (appSettingsService.isItemCachingEnabled()) {
-                fetchedItems = getDBItems().filter {
-                    displayedItems == ItemType.ALL ||
-                            (it.unread && displayedItems == ItemType.UNREAD) ||
-                            (it.starred && displayedItems == ItemType.STARRED)
-                }.map { it.toView() }
+                fetchedItems = SelfossModel.StatusAndData.succes(
+                    getDBItems().filter {
+                        displayedItems == ItemType.ALL ||
+                                (it.unread && displayedItems == ItemType.UNREAD) ||
+                                (it.starred && displayedItems == ItemType.STARRED)
+                    }.map { it.toView() }
+                )
             }
         }
 
-        if (fetchedItems != null) {
-            items = ArrayList(fetchedItems)
+        if (fetchedItems.success && fetchedItems.data != null) {
+            items = ArrayList(fetchedItems.data!!)
             sortItems()
         }
         return items
     }
 
     suspend fun getOlderItems(): ArrayList<SelfossModel.Item> {
-        var fetchedItems: List<SelfossModel.Item>? = null
+        var fetchedItems: SelfossModel.StatusAndData<List<SelfossModel.Item>> = SelfossModel.StatusAndData.error()
         if (isNetworkAvailable()) {
             val offset = items.size
             fetchedItems = api.getItems(
@@ -88,16 +90,16 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
             )
         } // When using the db cache, we load everything the first time, so there should be nothing more to load.
 
-        if (fetchedItems != null) {
-            items.addAll(fetchedItems)
+        if (fetchedItems.success && fetchedItems.data != null) {
+            items.addAll(fetchedItems.data!!)
             sortItems()
         }
         return items
     }
 
-    private suspend fun getMaxItemsForBackground(itemType: ItemType): List<SelfossModel.Item>? {
+    private suspend fun getMaxItemsForBackground(itemType: ItemType): List<SelfossModel.Item> {
         return if (isNetworkAvailable()) {
-            api.getItems(
+            val items = api.getItems(
                 itemType.type,
                 0,
                 tagFilter?.tag,
@@ -106,6 +108,11 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
                 null,
                 200
             )
+            return if (items.success && items.data != null) {
+                items.data
+            } else {
+                emptyList()
+            }
         } else {
             emptyList()
         }
@@ -119,10 +126,10 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
         var success = false
         if (isNetworkAvailable()) {
             val response = api.stats()
-            if (response != null) {
-                badgeUnread = response.unread
-                badgeAll = response.total
-                badgeStarred = response.starred
+            if (response.success && response.data != null) {
+                badgeUnread = response.data.unread
+                badgeAll = response.data.total
+                badgeStarred = response.data.starred
                 success = true
             }
         } else {
@@ -138,10 +145,10 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
     suspend fun getTags(): List<SelfossModel.Tag>? {
         return if (isNetworkAvailable()) {
             val apiTags = api.tags()
-            if (apiTags != null && (appSettingsService.isItemCachingEnabled() || !appSettingsService.isUpdateSourcesEnabled())) {
-                resetDBTagsWithData(apiTags)
+            if (apiTags.success && apiTags.data != null && (appSettingsService.isItemCachingEnabled() || !appSettingsService.isUpdateSourcesEnabled())) {
+                resetDBTagsWithData(apiTags.data)
             }
-            apiTags
+            apiTags.data
         } else {
             getDBTags().map { it.toView() }
         }
@@ -149,7 +156,12 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     suspend fun getSpouts(): Map<String, SelfossModel.Spout>? {
         return if (isNetworkAvailable()) {
-            api.spouts()
+            val spouts = api.spouts()
+            return if (spouts.success && spouts.data != null) {
+                spouts.data
+            } else {
+                emptyMap() // TODO: do something here
+            }
         } else {
             throw NetworkUnavailableException()
         }
@@ -158,10 +170,10 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
     suspend fun getSources(): ArrayList<SelfossModel.Source>? {
         return if (isNetworkAvailable()) {
             val apiSources = api.sources()
-            if (apiSources != null && (appSettingsService.isItemCachingEnabled() || !appSettingsService.isUpdateSourcesEnabled())) {
-                resetDBSourcesWithData(apiSources)
+            if (apiSources.success && apiSources.data != null && (appSettingsService.isItemCachingEnabled() || !appSettingsService.isUpdateSourcesEnabled())) {
+                resetDBSourcesWithData(apiSources.data)
             }
-            apiSources
+            apiSources.data
         } else {
             ArrayList(getDBSources().map { it.toView() })
         }
@@ -178,7 +190,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     private suspend fun markAsReadById(id: Int): Boolean {
         return if (isNetworkAvailable()) {
-            api.markAsRead(id.toString())?.isSuccess == true
+            api.markAsRead(id.toString())?.isSuccess
         } else {
             insertDBAction(id.toString(), read = true)
             true
@@ -197,7 +209,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     private suspend fun unmarkAsReadById(id: Int): Boolean {
         return if (isNetworkAvailable()) {
-            api.unmarkAsRead(id.toString())?.isSuccess == true
+            api.unmarkAsRead(id.toString())?.isSuccess
         } else {
             insertDBAction(id.toString(), unread = true)
             true
@@ -215,7 +227,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     private suspend fun starrById(id: Int): Boolean {
         return if (isNetworkAvailable()) {
-            api.starr(id.toString())?.isSuccess == true
+            api.starr(id.toString())?.isSuccess
         } else {
             insertDBAction(id.toString(), starred = true)
             true
@@ -233,7 +245,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     private suspend fun unstarrById(id: Int): Boolean {
         return if (isNetworkAvailable()) {
-            api.unstarr(id.toString())?.isSuccess == true
+            api.unstarr(id.toString())?.isSuccess
         } else {
             insertDBAction(id.toString(), starred = true)
             true
@@ -243,7 +255,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
     suspend fun markAllAsRead(items: ArrayList<SelfossModel.Item>): Boolean {
         var success = false
 
-        if (isNetworkAvailable() && api.markAllAsRead(items.map { it.id.toString() })?.isSuccess == true) {
+        if (isNetworkAvailable() && api.markAllAsRead(items.map { it.id.toString() })?.isSuccess) {
             success = true
             for (item in items) {
                 markAsReadLocally(item)
@@ -332,7 +344,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     suspend fun updateRemote(): Boolean {
         return if (isNetworkAvailable()) {
-            api.update()?.equals("finished") ?: false
+            api.update()?.equals("finished")
         } else {
             false
         }
@@ -365,8 +377,8 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
         if (isNetworkAvailable()) {
             val fetchedVersion = api.version()
-            if (fetchedVersion != null && fetchedVersion.getApiMajorVersion() != apiMajorVersion) {
-                appSettingsService.updateApiVersion(fetchedVersion.getApiMajorVersion())
+            if (fetchedVersion.success && fetchedVersion.data != null && fetchedVersion.data.getApiMajorVersion() != apiMajorVersion) {
+                appSettingsService.updateApiVersion(fetchedVersion.data.getApiMajorVersion())
             }
         }
     }
@@ -383,7 +395,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
 
     fun getDBSources(): List<SOURCE> = db.sourcesQueries.sources().executeAsList()
 
-    fun resetDBTagsWithData(tagEntities: List<SelfossModel.Tag>) {
+    private fun resetDBTagsWithData(tagEntities: List<SelfossModel.Tag>) {
         db.tagsQueries.deleteAllTags()
 
         db.tagsQueries.transaction {
@@ -393,7 +405,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
         }
     }
 
-    fun resetDBSourcesWithData(sources: List<SelfossModel.Source>) {
+    private fun resetDBSourcesWithData(sources: List<SelfossModel.Source>) {
         db.sourcesQueries.deleteAllSources()
 
         db.sourcesQueries.transaction {
@@ -425,7 +437,7 @@ class Repository(private val api: SelfossApi, private val appSettingsService: Ap
             val newItems = getMaxItemsForBackground(ItemType.UNREAD)
             val allItems = getMaxItemsForBackground(ItemType.ALL)
             val starredItems = getMaxItemsForBackground(ItemType.STARRED)
-            insertDBItems(newItems.orEmpty() + allItems.orEmpty() + starredItems.orEmpty())
+            insertDBItems(newItems + allItems + starredItems)
             return newItems
         } catch (e: Throwable) {
             // We do nothing
diff --git a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/rest/SelfossApi.kt b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/rest/SelfossApi.kt
index c094532..c9f5c9a 100644
--- a/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/rest/SelfossApi.kt
+++ b/shared/src/commonMain/kotlin/bou/amine/apps/readerforselfossv2/rest/SelfossApi.kt
@@ -10,6 +10,7 @@ import io.ktor.client.plugins.contentnegotiation.*
 import io.ktor.client.plugins.logging.*
 import io.ktor.client.request.*
 import io.ktor.client.request.forms.*
+import io.ktor.client.statement.*
 import io.ktor.http.*
 import io.ktor.serialization.kotlinx.json.*
 import kotlinx.serialization.json.Json
@@ -34,7 +35,7 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
                         appSettingsService.logApiCalls(message)
                     }
                 }
-                level = LogLevel.ALL
+                level = LogLevel.INFO
             }
             install(HttpTimeout) {
                 requestTimeoutMillis = appSettingsService.getApiTimeout()
@@ -65,11 +66,11 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
         client = createHttpClient()
     }
 
-    suspend fun login(): SelfossModel.SuccessResponse? =
-        client.get(url("/login")) {
+    suspend fun login(): SelfossModel.SuccessResponse =
+        maybeResponse(client.get(url("/login")) {
             parameter("username", appSettingsService.getUserName())
             parameter("password", appSettingsService.getPassword())
-        }.body()
+        })
 
     suspend fun getItems(
         type: String,
@@ -79,8 +80,8 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
         search: String?,
         updatedSince: String?,
         items: Int? = null
-    ): List<SelfossModel.Item>? =
-        client.get(url("/items")) {
+    ): SelfossModel.StatusAndData<List<SelfossModel.Item>> =
+        bodyOrFailure(client.get(url("/items")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
                 parameter("type", type)
@@ -90,74 +91,74 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
                 parameter("updatedsince", updatedSince)
                 parameter("items", items ?: appSettingsService.getItemsNumber())
                 parameter("offset", offset)
-            }.body()
+            })
 
-    suspend fun stats(): SelfossModel.Stats? =
-        client.get(url("/stats")) {
+    suspend fun stats(): SelfossModel.StatusAndData<SelfossModel.Stats> =
+        bodyOrFailure(client.get(url("/stats")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
-            }.body()
+            })
 
-    suspend fun tags(): List<SelfossModel.Tag>? =
-        client.get(url("/tags")) {
+    suspend fun tags(): SelfossModel.StatusAndData<List<SelfossModel.Tag>> =
+        bodyOrFailure(client.get(url("/tags")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
-            }.body()
+            })
 
-    suspend fun update(): String? =
-        client.get(url("/update")) {
+    suspend fun update(): SelfossModel.StatusAndData<String> =
+        bodyOrFailure(client.get(url("/update")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
-            }.body()
+            })
 
-    suspend fun spouts(): Map<String, SelfossModel.Spout>? =
-        client.get(url("/sources/spouts")) {
+    suspend fun spouts(): SelfossModel.StatusAndData<Map<String, SelfossModel.Spout>> =
+        bodyOrFailure(client.get(url("/sources/spouts")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
-            }.body()
+            })
 
-    suspend fun sources(): ArrayList<SelfossModel.Source>? =
-        client.get(url("/sources/list")) {
+    suspend fun sources(): SelfossModel.StatusAndData<ArrayList<SelfossModel.Source>> =
+        bodyOrFailure(client.get(url("/sources/list")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
-            }.body()
+            })
 
-    suspend fun version(): SelfossModel.ApiVersion? =
-        client.get(url("/api/about")).body()
+    suspend fun version(): SelfossModel.StatusAndData<SelfossModel.ApiVersion> =
+        bodyOrFailure(client.get(url("/api/about")))
 
-    suspend fun markAsRead(id: String): SelfossModel.SuccessResponse? =
-        client.post(url("/mark/$id")) {
+    suspend fun markAsRead(id: String): SelfossModel.SuccessResponse =
+        maybeResponse(client.post(url("/mark/$id")) {
             parameter("username", appSettingsService.getUserName())
             parameter("password", appSettingsService.getPassword())
-        }.body()
+        })
 
-    suspend fun unmarkAsRead(id: String): SelfossModel.SuccessResponse? =
-        client.post(url("/unmark/$id")) {
+    suspend fun unmarkAsRead(id: String): SelfossModel.SuccessResponse =
+        maybeResponse(client.post(url("/unmark/$id")) {
             parameter("username", appSettingsService.getUserName())
             parameter("password", appSettingsService.getPassword())
-        }.body()
+        })
 
-    suspend fun starr(id: String): SelfossModel.SuccessResponse? =
-        client.post(url("/starr/$id")) {
+    suspend fun starr(id: String): SelfossModel.SuccessResponse =
+        maybeResponse(client.post(url("/starr/$id")) {
             parameter("username", appSettingsService.getUserName())
             parameter("password", appSettingsService.getPassword())
-        }.body()
+        })
 
-    suspend fun unstarr(id: String): SelfossModel.SuccessResponse? =
-        client.post(url("/unstarr/$id")) {
+    suspend fun unstarr(id: String): SelfossModel.SuccessResponse =
+        maybeResponse(client.post(url("/unstarr/$id")) {
             parameter("username", appSettingsService.getUserName())
             parameter("password", appSettingsService.getPassword())
-        }.body()
+        })
 
-    suspend fun markAllAsRead(ids: List<String>): SelfossModel.SuccessResponse? =
-        client.submitForm(
+    suspend fun markAllAsRead(ids: List<String>): SelfossModel.SuccessResponse =
+        maybeResponse(client.submitForm(
             url = url("/mark"),
             formParameters = Parameters.build {
                 append("username", appSettingsService.getUserName())
                 append("password", appSettingsService.getPassword())
                 ids.map { append("ids[]", it) }
             }
-        ).body()
+        ))
 
     suspend fun createSourceForVersion(
         title: String,
@@ -166,12 +167,14 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
         tags: String,
         filter: String,
         version: Int
-    ): SelfossModel.SuccessResponse? =
-        if (version > 1) {
-            createSource2(title, url, spout, tags, filter)
-        } else {
-            createSource(title, url, spout, tags, filter)
-        }
+    ): SelfossModel.SuccessResponse =
+        maybeResponse(
+            if (version > 1) {
+                createSource2(title, url, spout, tags, filter)
+            } else {
+                createSource(title, url, spout, tags, filter)
+            }
+        )
 
     suspend fun createSource(
         title: String,
@@ -179,7 +182,7 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
         spout: String,
         tags: String,
         filter: String
-    ): SelfossModel.SuccessResponse? =
+    ): HttpResponse =
         client.submitForm(
             url = url("/source?username=${appSettingsService.getUserName()}&password=${appSettingsService.getPassword()}"),
             formParameters = Parameters.build {
@@ -189,7 +192,7 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
                 append("tags", tags)
                 append("filter", filter)
             }
-        ).body()
+        )
 
     suspend fun createSource2(
         title: String,
@@ -197,7 +200,7 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
         spout: String,
         tags: String,
         filter: String
-    ): SelfossModel.SuccessResponse? =
+    ): HttpResponse =
         client.submitForm(
             url = url("/source?username=${appSettingsService.getUserName()}&password=${appSettingsService.getPassword()}"),
             formParameters = Parameters.build {
@@ -207,11 +210,27 @@ class SelfossApi(private val appSettingsService: AppSettingsService) {
                 append("tags[]", tags)
                 append("filter", filter)
             }
-        ).body()
+        )
 
-    suspend fun deleteSource(id: Int): SelfossModel.SuccessResponse? =
-        client.delete(url("/source/$id")) {
+    suspend fun deleteSource(id: Int): SelfossModel.SuccessResponse =
+        maybeResponse(client.delete(url("/source/$id")) {
                 parameter("username", appSettingsService.getUserName())
                 parameter("password", appSettingsService.getPassword())
-            }.body()
+            })
+
+    suspend fun maybeResponse(r: HttpResponse): SelfossModel.SuccessResponse {
+        return if (r.status.isSuccess()) {
+            r.body()
+        } else {
+            SelfossModel.SuccessResponse(false)
+        }
+    }
+
+    suspend inline fun <reified T> bodyOrFailure(r: HttpResponse): SelfossModel.StatusAndData<T> {
+        return if (r.status.isSuccess()) {
+            SelfossModel.StatusAndData.succes(r.body())
+        } else {
+            SelfossModel.StatusAndData.error()
+        }
+    }
 }
\ No newline at end of file