chore: Remove AsyncClient and refactor extensions

Signed-off-by: Fabrizio Demaria <[email protected]>

Author: fabriziodemaria

android/src/main/java/dev/openfeature/sdk/OpenFeatureAPI.kt

@@ -1,7 +1,14 @@
 package dev.openfeature.sdk
 
+import dev.openfeature.sdk.events.OpenFeatureEvents
+import dev.openfeature.sdk.events.awaitReadyOrError
+import dev.openfeature.sdk.events.observe
+import kotlinx.coroutines.CoroutineDispatcher
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableSharedFlow
 import kotlinx.coroutines.flow.SharedFlow
+import kotlinx.coroutines.flow.flatMapLatest
 
 @Suppress("TooManyFunctions")
 object OpenFeatureAPI {
@@ -24,6 +31,15 @@ object OpenFeatureAPI {
         }
     }
 
+    suspend fun setProviderAndWait(
+        provider: FeatureProvider,
+        dispatcher: CoroutineDispatcher,
+        initialContext: EvaluationContext? = null
+    ) {
+        setProvider(provider, initialContext)
+        provider.awaitReadyOrError(dispatcher)
+    }
+
     fun getProvider(): FeatureProvider? {
         return provider
     }
@@ -61,4 +77,14 @@ object OpenFeatureAPI {
     fun shutdown() {
         provider?.shutdown()
     }
+
+    /*
+    Observe events from currently configured Provider.
+    */
+    @OptIn(ExperimentalCoroutinesApi::class)
+    internal inline fun <reified T : OpenFeatureEvents> observe(): Flow<T> {
+        return sharedProvidersFlow.flatMapLatest { provider ->
+            provider.observe<T>()
+        }
+    }
 }

android/src/main/java/dev/openfeature/sdk/async/AsyncClient.kt

@@ -1,59 +1,22 @@
-package dev.openfeature.sdk.async
+package dev.openfeature.sdk.events
 
-import dev.openfeature.sdk.EvaluationContext
 import dev.openfeature.sdk.FeatureProvider
-import dev.openfeature.sdk.OpenFeatureAPI
-import dev.openfeature.sdk.OpenFeatureClient
-import dev.openfeature.sdk.events.OpenFeatureEvents
-import dev.openfeature.sdk.events.observe
 import kotlinx.coroutines.CoroutineDispatcher
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.cancel
-import kotlinx.coroutines.flow.Flow
-import kotlinx.coroutines.flow.flatMapLatest
 import kotlinx.coroutines.flow.onStart
 import kotlinx.coroutines.flow.take
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.suspendCancellableCoroutine
 
-fun OpenFeatureClient.toAsync(): AsyncClient? {
-    val provider = OpenFeatureAPI.getProvider()
-    return provider?.let {
-        AsyncClientImpl(
-            this,
-            it
-        )
-    }
-}
-
-suspend fun OpenFeatureAPI.setProviderAndWait(
-    provider: FeatureProvider,
-    dispatcher: CoroutineDispatcher,
-    initialContext: EvaluationContext? = null
-) {
-    setProvider(provider, initialContext)
-    provider.awaitReadyOrError(dispatcher)
-}
-
 internal fun FeatureProvider.observeProviderReady() = observe<OpenFeatureEvents.ProviderReady>()
     .onStart {
         if (getProviderStatus() == OpenFeatureEvents.ProviderReady) {
             this.emit(OpenFeatureEvents.ProviderReady)
         }
     }
 
-/*
-Observe events from currently configured Provider.
- */
-@OptIn(ExperimentalCoroutinesApi::class)
-internal inline fun <reified T : OpenFeatureEvents> OpenFeatureAPI.observe(): Flow<T> {
-    return sharedProvidersFlow.flatMapLatest { provider ->
-        provider.observe<T>()
-    }
-}
-
 internal fun FeatureProvider.observeProviderError() = observe<OpenFeatureEvents.ProviderError>()
     .onStart {
         val status = getProviderStatus()

android/src/main/java/dev/openfeature/sdk/async/Extensions.kt renamed to android/src/main/java/dev/openfeature/sdk/events/FeatureProviderExtensions.kt

@@ -1,7 +1,5 @@
 package dev.openfeature.sdk
 
-import dev.openfeature.sdk.async.observe
-import dev.openfeature.sdk.async.setProviderAndWait
 import dev.openfeature.sdk.events.OpenFeatureEvents
 import dev.openfeature.sdk.exceptions.ErrorCode
 import dev.openfeature.sdk.helpers.AlwaysBrokenProvider

android/src/test/java/dev/openfeature/sdk/DeveloperExperienceTests.kt

@@ -1,10 +1,9 @@
 package dev.openfeature.sdk
 
-import dev.openfeature.sdk.async.observeProviderReady
-import dev.openfeature.sdk.async.toAsync
 import dev.openfeature.sdk.events.EventHandler
 import dev.openfeature.sdk.events.OpenFeatureEvents
 import dev.openfeature.sdk.events.observe
+import dev.openfeature.sdk.events.observeProviderReady
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.Job
@@ -15,9 +14,6 @@ import kotlinx.coroutines.test.UnconfinedTestDispatcher
 import kotlinx.coroutines.test.runTest
 import org.junit.Assert
 import org.junit.Test
-import org.mockito.Mockito.`when`
-import org.mockito.kotlin.doReturn
-import org.mockito.kotlin.mock
 import kotlin.time.Duration.Companion.milliseconds
 
 @OptIn(ExperimentalCoroutinesApi::class)
@@ -179,81 +175,6 @@ class EventsHandlerTest {
         Assert.assertTrue(isProviderStale)
     }
 
-    @Test
-    fun observe_string_value_from_client_works() = runTest {
-        val dispatcher = UnconfinedTestDispatcher(testScheduler)
-        val eventHandler = EventHandler(dispatcher)
-        val provider = TestFeatureProvider(dispatcher, eventHandler)
-
-        provider.emitReady()
-        val key = "mykey"
-        val default = "default"
-        val resultTexts = mutableListOf<String>()
-
-        OpenFeatureAPI.setProvider(
-            mock {
-                on { getProviderStatus() } doReturn provider.getProviderStatus()
-                on { observeProviderReady() } doReturn provider.observeProviderReady()
-            }
-        )
-
-        val mockOpenFeatureClient = mock<OpenFeatureClient> {
-            on { getStringValue(key, default) } doReturn "text1"
-        }
-
-        // observing the provider status after the provider ready event is published
-        val job = backgroundScope.launch(dispatcher) {
-            mockOpenFeatureClient.toAsync()!!
-                .observeStringValue(key, default)
-                .take(2)
-                .collect {
-                    resultTexts.add(it)
-                }
-        }
-
-        `when`(mockOpenFeatureClient.getStringValue(key, default))
-            .thenReturn("text2")
-
-        provider.emitReady()
-        job.join()
-        Assert.assertEquals(listOf("text1", "text2"), resultTexts)
-    }
-
-    @Test
-    fun observe_string_value_from_client_waits_until_provider_ready() = runTest {
-        val dispatcher = UnconfinedTestDispatcher(testScheduler)
-        val eventHandler = EventHandler(dispatcher)
-        val provider = TestFeatureProvider(dispatcher, eventHandler)
-        val key = "mykey"
-        val default = "default"
-        val resultTexts = mutableListOf<String>()
-
-        val mockOpenFeatureClient = mock<OpenFeatureClient> {
-            on { getStringValue(key, default) } doReturn "text1"
-        }
-
-        OpenFeatureAPI.setProvider(
-            mock {
-                on { getProviderStatus() } doReturn provider.getProviderStatus()
-                on { observeProviderReady() } doReturn provider.observeProviderReady()
-            }
-        )
-
-        // observing the provider status after the provider ready event is published
-        val job = backgroundScope.launch(dispatcher) {
-            mockOpenFeatureClient.toAsync()!!
-                .observeStringValue(key, default)
-                .take(1)
-                .collect {
-                    resultTexts.add(it)
-                }
-        }
-
-        provider.emitReady()
-        job.join()
-        Assert.assertEquals(listOf("text1"), resultTexts)
-    }
-
     @Test
     fun accessing_status_from_provider_works() = runTest {
         val dispatcher = UnconfinedTestDispatcher(testScheduler)

android/src/test/java/dev/openfeature/sdk/EventsHandlerTest.kt

@@ -1,5 +1,3 @@
-import org.gradle.api.initialization.resolve.RepositoriesMode
-
 pluginManagement {
     repositories {
         google()