Add WEPNetworksPreferenceController.

Test: Visual Test
Fix: 317453032
Change-Id: Ifce83ffa32eeb0d1245b7c5e61c3cad3f85fa14e

res/xml/wifi_configure_settings.xml

@@ -34,6 +34,11 @@
         settings:keywords="@string/keywords_wifi_notify_open_networks"
         settings:controller="com.android.settings.wifi.NotifyOpenNetworksPreferenceController"/>
 
+    <com.android.settings.spa.preference.ComposePreference
+        android:key="allow_wep_networks"
+        android:title="@string/wifi_allow_wep_networks"
+        settings:controller="com.android.settings.wifi.WepNetworksPreferenceController"/>
+
     <SwitchPreferenceCompat
         android:key="wifi_cellular_data_fallback"
         android:title="@string/wifi_cellular_data_fallback_title"

src/com/android/settings/wifi/WepNetworksPreferenceController.kt

@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.wifi
+
+import android.content.Context
+import android.net.wifi.WifiManager
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.res.stringResource
+import androidx.lifecycle.compose.collectAsStateWithLifecycle
+import androidx.preference.Preference
+import androidx.preference.PreferenceScreen
+import com.android.settings.R
+import com.android.settings.spa.preference.ComposePreferenceController
+import com.android.settingslib.spa.framework.compose.OverridableFlow
+import com.android.settingslib.spa.widget.preference.SwitchPreference
+import com.android.settingslib.spa.widget.preference.SwitchPreferenceModel
+import com.android.wifi.flags.Flags
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.asExecutor
+import kotlinx.coroutines.channels.awaitClose
+import kotlinx.coroutines.flow.callbackFlow
+
+/** Controller that controls whether the Wi-Fi Wakeup feature should be enabled. */
+class WepNetworksPreferenceController(context: Context, preferenceKey: String) :
+    ComposePreferenceController(context, preferenceKey) {
+
+    private lateinit var preference: Preference
+
+    var wifiManager = context.getSystemService(WifiManager::class.java)!!
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preference = screen.findPreference(preferenceKey)!!
+    }
+
+    override fun getAvailabilityStatus() = if (Flags.wepUsage()) AVAILABLE
+    else UNSUPPORTED_ON_DEVICE
+
+    @Composable
+    override fun Content() {
+        val checked by wepAllowedFlow.flow.collectAsStateWithLifecycle(initialValue = null)
+        SwitchPreference(object : SwitchPreferenceModel {
+            override val title = stringResource(R.string.wifi_allow_wep_networks)
+            override val summary = { getSummary() }
+            override val checked = { checked }
+            override val changeable: () -> Boolean
+                get() = { carrierAllowed }
+            override val onCheckedChange: (Boolean) -> Unit = { newChecked ->
+                wifiManager.setWepAllowed(newChecked)
+                wepAllowedFlow.override(newChecked)
+            }
+        })
+    }
+
+    override fun getSummary(): String = mContext.getString(
+        if (carrierAllowed) {
+            R.string.wifi_allow_wep_networks_summary
+        } else {
+            R.string.wifi_allow_wep_networks_summary_carrier_not_allow
+        }
+    )
+
+    private val carrierAllowed: Boolean
+        get() = wifiManager.isWepSupported
+
+    val wepAllowedFlow = OverridableFlow(callbackFlow {
+        wifiManager.queryWepAllowed(Dispatchers.Default.asExecutor(), ::trySend)
+
+        awaitClose { }
+    })
+}

tests/spa_unit/src/com/android/settings/wifi/WepNetworksPreferenceControllerTest.kt

@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.wifi
+
+import android.content.Context
+import android.net.wifi.WifiManager
+import androidx.compose.ui.test.assertIsOff
+import androidx.compose.ui.test.assertIsOn
+import androidx.compose.ui.test.junit4.createComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.onRoot
+import androidx.compose.ui.test.performClick
+import androidx.preference.PreferenceManager
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import com.android.settings.R
+import com.android.settings.spa.preference.ComposePreference
+import java.util.function.Consumer
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.kotlin.any
+import org.mockito.kotlin.doAnswer
+import org.mockito.kotlin.doReturn
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.spy
+
+@RunWith(AndroidJUnit4::class)
+class WepNetworksPreferenceControllerTest {
+
+    @get:Rule
+    val composeTestRule = createComposeRule()
+
+    private var wepAllowed = true
+
+    private val mockWifiManager = mock<WifiManager> {
+        on { queryWepAllowed(any(), any()) } doAnswer {
+            @Suppress("UNCHECKED_CAST")
+            val consumer = it.arguments[1] as Consumer<Boolean>
+            consumer.accept(wepAllowed)
+        }
+        on { it.isWepSupported } doReturn true
+    }
+
+    private var context: Context =
+        spy(ApplicationProvider.getApplicationContext()) {
+            on { getSystemService(WifiManager::class.java) } doReturn mockWifiManager
+        }
+    private var controller = WepNetworksPreferenceController(context, TEST_KEY)
+
+    private val preference = ComposePreference(context).apply { key = TEST_KEY }
+    private val preferenceScreen = PreferenceManager(context).createPreferenceScreen(context)
+
+
+    @Before
+    fun setUp() {
+        preferenceScreen.addPreference(preference)
+        controller.displayPreference(preferenceScreen)
+    }
+
+    @Test
+    fun wepAllowedTrue_turnOn() {
+        wepAllowed = true
+        composeTestRule.setContent {
+            controller.Content()
+        }
+        composeTestRule.onNodeWithText(context.getString(R.string.wifi_allow_wep_networks))
+            .assertIsOn()
+    }
+
+    @Test
+    fun wepAllowedFalse_turnOff() {
+        wepAllowed = false
+        composeTestRule.setContent {
+            controller.Content()
+        }
+        composeTestRule.onNodeWithText(context.getString(R.string.wifi_allow_wep_networks))
+            .assertIsOff()
+    }
+
+    @Test
+    fun onClick_turnOn() {
+        wepAllowed = false
+        composeTestRule.setContent {
+            controller.Content()
+        }
+
+        composeTestRule.onRoot().performClick()
+
+        composeTestRule.onNodeWithText(context.getString(R.string.wifi_allow_wep_networks))
+            .assertIsOn()
+    }
+
+    @Test
+    fun onClick_turnOff() {
+        wepAllowed = true
+        composeTestRule.setContent {
+            controller.Content()
+        }
+
+        composeTestRule.onRoot().performClick()
+
+        composeTestRule.onNodeWithText(context.getString(R.string.wifi_allow_wep_networks))
+            .assertIsOff()
+    }
+
+    private companion object {
+        const val TEST_KEY = "test_key"
+    }
+}