Let EnterpriseService prevent usage of homeserver (#4682)

* Add check on homeserver url.

* Update screenshots

* Add missing test

* Update submodule link.

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Co-authored-by: ElementBot <android@element.io>

features/enterprise/api/src/main/kotlin/io/element/android/features/enterprise/api/EnterpriseService.kt

@@ -14,6 +14,7 @@ interface EnterpriseService {
     val isEnterpriseBuild: Boolean
     suspend fun isEnterpriseUser(sessionId: SessionId): Boolean
     fun defaultHomeserver(): String?
+    suspend fun isAllowedToConnectToHomeserver(homeserverUrl: String): Boolean
 
     fun semanticColorsLight(): SemanticColors
     fun semanticColorsDark(): SemanticColors

features/enterprise/impl/src/main/kotlin/io/element/android/features/enterprise/impl/DefaultEnterpriseService.kt

@@ -23,6 +23,7 @@ class DefaultEnterpriseService @Inject constructor() : EnterpriseService {
     override suspend fun isEnterpriseUser(sessionId: SessionId) = false
 
     override fun defaultHomeserver() = null
+    override suspend fun isAllowedToConnectToHomeserver(homeserverUrl: String) = true
 
     override fun semanticColorsLight(): SemanticColors = compoundColorsLight
 

features/enterprise/impl/src/test/kotlin/io/element/android/features/enterprise/impl/DefaultEnterpriseServiceTest.kt

@@ -8,6 +8,7 @@
 package io.element.android.features.enterprise.impl
 
 import com.google.common.truth.Truth.assertThat
+import io.element.android.libraries.matrix.test.A_HOMESERVER_URL
 import io.element.android.libraries.matrix.test.A_SESSION_ID
 import kotlinx.coroutines.test.runTest
 import org.junit.Test
@@ -25,6 +26,12 @@ class DefaultEnterpriseServiceTest {
         assertThat<String?>(defaultEnterpriseService.defaultHomeserver()).isNull()
     }
 
+    @Test
+    fun `isAllowedToConnectToHomeserver is true for all homeserver urls`() = runTest {
+        val defaultEnterpriseService = DefaultEnterpriseService()
+        assertThat(defaultEnterpriseService.isAllowedToConnectToHomeserver(A_HOMESERVER_URL)).isTrue()
+    }
+
     @Test
     fun `isEnterpriseUser always return false`() = runTest {
         val defaultEnterpriseService = DefaultEnterpriseService()

features/enterprise/test/src/main/kotlin/io/element/android/features/enterprise/test/FakeEnterpriseService.kt

@@ -17,6 +17,7 @@ class FakeEnterpriseService(
     override val isEnterpriseBuild: Boolean = false,
     private val isEnterpriseUserResult: (SessionId) -> Boolean = { lambdaError() },
     private val defaultHomeserverResult: () -> String? = { A_FAKE_HOMESERVER },
+    private val isAllowedToConnectToHomeserverResult: (String) -> Boolean = { lambdaError() },
     private val semanticColorsLightResult: () -> SemanticColors = { lambdaError() },
     private val semanticColorsDarkResult: () -> SemanticColors = { lambdaError() },
     private val firebasePushGatewayResult: () -> String? = { lambdaError() },
@@ -30,6 +31,10 @@ class FakeEnterpriseService(
         return defaultHomeserverResult()
     }
 
+    override suspend fun isAllowedToConnectToHomeserver(homeserverUrl: String): Boolean = simulateLongTask {
+        isAllowedToConnectToHomeserverResult(homeserverUrl)
+    }
+
     override fun semanticColorsLight(): SemanticColors {
         return semanticColorsLightResult()
     }