src/com/android/settings/system/DeveloperOptionsController.kt

/*
 * Copyright (C) 2023 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.system

import android.app.settings.SettingsEnums
import android.content.Context
import android.os.Build
import android.os.UserManager
import android.provider.Settings
import androidx.compose.runtime.Composable
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.res.vectorResource
import androidx.lifecycle.LifecycleOwner
import com.android.settings.R
import com.android.settings.core.SubSettingLauncher
import com.android.settings.development.DevelopmentSettingsDashboardFragment
import com.android.settings.spa.preference.ComposePreferenceController
import com.android.settingslib.spa.framework.util.collectLatestWithLifecycle
import com.android.settingslib.spa.widget.preference.PreferenceModel
import com.android.settingslib.spa.widget.ui.SettingsIcon
import com.android.settingslib.spaprivileged.framework.common.userManager
import com.android.settingslib.spaprivileged.model.enterprise.Restrictions
import com.android.settingslib.spaprivileged.settingsprovider.settingsGlobalBooleanFlow
import com.android.settingslib.spaprivileged.template.preference.RestrictedPreference
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.withContext

class DeveloperOptionsController
@JvmOverloads
constructor(
    context: Context,
    preferenceKey: String,
    val isDevelopmentSettingsEnabledFlow: Flow<Boolean> =
        context.settingsGlobalBooleanFlow(
            name = Settings.Global.DEVELOPMENT_SETTINGS_ENABLED,
            defaultValue = Build.IS_ENG,
        ),
) : ComposePreferenceController(context, preferenceKey) {

    // Initialize as unavailable to prevent ANR; the status will be updated asynchronously.
    private var availabilityStatus = CONDITIONALLY_UNAVAILABLE

    override fun getAvailabilityStatus() = availabilityStatus

    override fun onViewCreated(viewLifecycleOwner: LifecycleOwner) {
        isDevelopmentSettingsEnabledFlow.collectLatestWithLifecycle(viewLifecycleOwner) {
            isDevelopmentSettingsEnabled ->
            availabilityStatus =
                when {
                    !isDevelopmentSettingsEnabled -> CONDITIONALLY_UNAVAILABLE
                    !isAdminUser() -> DISABLED_FOR_USER
                    else -> AVAILABLE
                }
            preference.isVisible = availabilityStatus == AVAILABLE
        }
    }

    private suspend fun isAdminUser(): Boolean =
        withContext(Dispatchers.Default) { mContext.userManager.isAdminUser }

    @Composable
    override fun Content() {
        RestrictedPreference(
            model = object : PreferenceModel {
                override val title =
                    stringResource(com.android.settingslib.R.string.development_settings_title)
                override val icon = @Composable {
                    SettingsIcon(ImageVector.vectorResource(R.drawable.ic_settings_development))
                }
                override val onClick = {
                    SubSettingLauncher(mContext).apply {
                        setDestination(DevelopmentSettingsDashboardFragment::class.qualifiedName)
                        setSourceMetricsCategory(SettingsEnums.SETTINGS_SYSTEM_CATEGORY)
                    }.launch()
                }
            },
            restrictions = Restrictions(keys = listOf(UserManager.DISALLOW_DEBUGGING_FEATURES)),
        )
    }
}