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/build |
71 changes: 71 additions & 0 deletions
71
multiplatform-settings-runtime-observable/build.gradle.kts
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/* | ||
* Copyright 2019 Russell Wolf | ||
* | ||
* 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. | ||
*/ | ||
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plugins { | ||
kotlin("multiplatform") | ||
id("com.android.library") | ||
id("org.jetbrains.dokka") | ||
`maven-publish` | ||
signing | ||
} | ||
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standardConfiguration( | ||
"android", | ||
"iosArm32", | ||
"iosArm64", | ||
"iosSimulatorArm64", | ||
"iosX64", | ||
"js", | ||
"jvm", | ||
"linuxArm32Hfp", | ||
"linuxArm64", | ||
"linuxX64", | ||
"macosArm64", | ||
"macosX64", | ||
"mingwX64", | ||
"mingwX86", | ||
"tvosArm64", | ||
"tvosSimulatorArm64", | ||
"tvosX64", | ||
"watchosArm32", | ||
"watchosArm64", | ||
"watchosSimulatorArm64", | ||
"watchosX64", | ||
"watchosX86" | ||
) | ||
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kotlin { | ||
sourceSets { | ||
commonMain { | ||
dependencies { | ||
implementation(project(":multiplatform-settings")) | ||
} | ||
} | ||
commonTest { | ||
dependencies { | ||
implementation(project(":multiplatform-settings-test")) | ||
implementation(project(":tests")) | ||
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implementation(kotlin("test")) | ||
} | ||
} | ||
} | ||
} | ||
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android { | ||
namespace = "com.russhwolf.settings.runtime_observable" | ||
} | ||
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32
multiplatform-settings-runtime-observable/src/commonMain/kotlin/Converter.kt
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/* | ||
* Copyright 2024 Russell Wolf | ||
* | ||
* 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. | ||
*/ | ||
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package com.russhwolf.settings.serialization | ||
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import com.russhwolf.settings.ObservableSettings | ||
import com.russhwolf.settings.Settings | ||
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/** | ||
* Creates a [RuntimeObservableSettingsWrapper] wrapper around the [Settings] instance. | ||
* | ||
* @param checkObservable flag that indicates whether to skip the observable check for current | ||
* instance or not. If it is false and the [Settings] instance is already a [ObservableSettings] | ||
* it doesn't create a [RuntimeObservableSettingsWrapper] for it. | ||
* | ||
*/ | ||
public fun Settings.toRuntimeObservable(checkObservable: Boolean = true): ObservableSettings = | ||
if (checkObservable && this is ObservableSettings) this | ||
else RuntimeObservableSettingsWrapper(this) |
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...orm-settings-runtime-observable/src/commonMain/kotlin/RuntimeObservableSettingsWrapper.kt
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/* | ||
* Copyright 2024 Russell Wolf | ||
* | ||
* 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. | ||
*/ | ||
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package com.russhwolf.settings.serialization | ||
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import com.russhwolf.settings.ObservableSettings | ||
import com.russhwolf.settings.Settings | ||
import com.russhwolf.settings.SettingsListener | ||
import com.russhwolf.settings.get | ||
import kotlin.jvm.JvmInline | ||
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/** | ||
* A wrapper around provided [Settings] instance. It only ensures the callback if the | ||
* settings are modified through the member functions of [RuntimeObservableSettingsWrapper]. | ||
* | ||
* If the provided delegate is already | ||
*/ | ||
internal class RuntimeObservableSettingsWrapper( | ||
private val delegate: Settings, | ||
) : Settings by delegate, ObservableSettings { | ||
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private val listenerMap = mutableMapOf<String, MutableSet<() -> Unit>>() | ||
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override fun remove(key: String) { | ||
delegate.remove(key) | ||
invokeListeners(key) | ||
} | ||
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override fun clear() { | ||
delegate.clear() | ||
invokeAllListeners() | ||
} | ||
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override fun putInt(key: String, value: Int) { | ||
delegate.putInt(key, value) | ||
invokeListeners(key) | ||
} | ||
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override fun putLong(key: String, value: Long) { | ||
delegate.putLong(key, value) | ||
invokeListeners(key) | ||
} | ||
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override fun putString(key: String, value: String) { | ||
delegate.putString(key, value) | ||
invokeListeners(key) | ||
} | ||
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override fun putFloat(key: String, value: Float) { | ||
delegate.putFloat(key, value) | ||
invokeListeners(key) | ||
} | ||
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override fun putDouble(key: String, value: Double) { | ||
delegate.putDouble(key, value) | ||
invokeListeners(key) | ||
} | ||
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override fun putBoolean(key: String, value: Boolean) { | ||
delegate.putBoolean(key, value) | ||
invokeListeners(key) | ||
} | ||
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override fun addIntListener( | ||
key: String, | ||
defaultValue: Int, | ||
callback: (Int) -> Unit | ||
): SettingsListener = addListener<Int>(key) { | ||
callback(getInt(key, defaultValue)) | ||
} | ||
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override fun addLongListener( | ||
key: String, | ||
defaultValue: Long, | ||
callback: (Long) -> Unit | ||
): SettingsListener = addListener<Long>(key) { | ||
callback(getLong(key, defaultValue)) | ||
} | ||
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override fun addStringListener( | ||
key: String, | ||
defaultValue: String, | ||
callback: (String) -> Unit | ||
): SettingsListener = addListener<String>(key) { | ||
callback(getString(key, defaultValue)) | ||
} | ||
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override fun addFloatListener( | ||
key: String, | ||
defaultValue: Float, | ||
callback: (Float) -> Unit | ||
): SettingsListener = addListener<Float>(key) { | ||
callback(getFloat(key, defaultValue)) | ||
} | ||
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override fun addDoubleListener( | ||
key: String, | ||
defaultValue: Double, | ||
callback: (Double) -> Unit | ||
): SettingsListener = addListener<Double>(key) { | ||
callback(getDouble(key, defaultValue)) | ||
} | ||
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override fun addBooleanListener( | ||
key: String, | ||
defaultValue: Boolean, | ||
callback: (Boolean) -> Unit | ||
): SettingsListener = addListener<Boolean>(key) { | ||
callback(getBoolean(key, defaultValue)) | ||
} | ||
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override fun addIntOrNullListener( | ||
key: String, callback: (Int?) -> Unit | ||
): SettingsListener = addListener<Int>(key) { | ||
callback(getIntOrNull(key)) | ||
} | ||
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override fun addLongOrNullListener( | ||
key: String, | ||
callback: (Long?) -> Unit | ||
): SettingsListener = addListener<Long>(key) { | ||
callback(getLongOrNull(key)) | ||
} | ||
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override fun addStringOrNullListener( | ||
key: String, | ||
callback: (String?) -> Unit | ||
): SettingsListener = addListener<String>(key) { | ||
callback(getStringOrNull(key)) | ||
} | ||
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override fun addFloatOrNullListener( | ||
key: String, | ||
callback: (Float?) -> Unit | ||
): SettingsListener = addListener<Float>(key) { | ||
callback(getFloatOrNull(key)) | ||
} | ||
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override fun addDoubleOrNullListener( | ||
key: String, | ||
callback: (Double?) -> Unit | ||
): SettingsListener = addListener<Double>(key) { | ||
callback(getDoubleOrNull(key)) | ||
} | ||
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override fun addBooleanOrNullListener( | ||
key: String, | ||
callback: (Boolean?) -> Unit | ||
): SettingsListener = addListener<Boolean>(key) { | ||
callback(getBooleanOrNull(key)) | ||
} | ||
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private inline fun <reified T> addListener( | ||
key: String, | ||
noinline callback: () -> Unit | ||
): SettingsListener { | ||
var prev: T? = delegate[key] | ||
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val listener = { | ||
val current: T? = delegate[key] | ||
if (prev != current) { | ||
callback() | ||
prev = current | ||
} | ||
} | ||
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val listeners = listenerMap.getOrPut(key) { mutableSetOf() } | ||
listeners += listener | ||
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return Listener { | ||
removeListener(key, listener) | ||
} | ||
} | ||
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private fun removeListener(key: String, listener: () -> Unit) { | ||
listenerMap[key]?.also { | ||
it -= listener | ||
} | ||
} | ||
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private fun invokeListeners(key: String) { | ||
listenerMap[key]?.forEach { callback -> | ||
callback() | ||
} | ||
} | ||
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private fun invokeAllListeners() { | ||
listenerMap.forEach { entry -> | ||
entry.value.forEach { callback -> | ||
callback() | ||
} | ||
} | ||
} | ||
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} | ||
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/** | ||
* A handle to a listener instance returned by one of the addListener methods of [RuntimeObservableSettingsWrapper], so it can be | ||
* deactivated as needed. | ||
*/ | ||
@JvmInline | ||
internal value class Listener( | ||
private val removeListener: () -> Unit | ||
) : SettingsListener { | ||
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override fun deactivate(): Unit = removeListener() | ||
} |
57 changes: 57 additions & 0 deletions
57
...settings-runtime-observable/src/commonTest/kotlin/RuntimeObservableSettingsWrapperTest.kt
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import com.russhwolf.settings.BaseSettingsTest | ||
import com.russhwolf.settings.MapSettings | ||
import com.russhwolf.settings.Settings | ||
import com.russhwolf.settings.get | ||
import com.russhwolf.settings.minusAssign | ||
import com.russhwolf.settings.serialization.RuntimeObservableSettingsWrapper | ||
import com.russhwolf.settings.set | ||
import kotlin.test.Test | ||
import kotlin.test.assertEquals | ||
import kotlin.test.assertNull | ||
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/* | ||
* Copyright 2024 Russell Wolf | ||
* | ||
* 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. | ||
*/ | ||
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internal class RuntimeObservableSettingFactory : Settings.Factory { | ||
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override fun create(name: String?): Settings { | ||
return RuntimeObservableSettingsWrapper(MapSettings()) | ||
} | ||
} | ||
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class RuntimeObservableSettingsWrapperTest : BaseSettingsTest( | ||
platformFactory = RuntimeObservableSettingFactory(), | ||
allowsDuplicateInstances = false, | ||
hasNamedInstances = false, | ||
) { | ||
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@Test | ||
fun delegateTest() { | ||
val delegate = MapSettings() | ||
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delegate["key"] = "test_value" | ||
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val runtimeObservable = RuntimeObservableSettingsWrapper(delegate) | ||
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assertEquals("test_value", runtimeObservable["key"]) | ||
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delegate -= "key" | ||
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assertNull(runtimeObservable.getStringOrNull("key")) | ||
} | ||
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} |
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