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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.wallpapers
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import android.content.Context
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import android.content.res.Configuration
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import android.graphics.Bitmap
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import android.graphics.BitmapFactory
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import android.graphics.drawable.BitmapDrawable
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import android.view.View
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import androidx.appcompat.app.AppCompatDelegate
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import mozilla.components.support.base.log.logger.Logger
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import mozilla.components.support.ktx.android.content.getColorFromAttr
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import org.mozilla.fenix.R
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import org.mozilla.fenix.ext.asActivity
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import org.mozilla.fenix.utils.Settings
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/**
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* Provides access to available wallpapers and manages their states.
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*/
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class WallpaperManager(
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private val settings: Settings,
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private val wallpaperStorage: WallpaperStorage
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) {
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val logger = Logger("WallpaperManager")
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var availableWallpapers: List<Wallpaper> = loadWallpapers()
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private set
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var currentWallpaper: Wallpaper = getCurrentWallpaperFromSettings()
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set(value) {
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settings.currentWallpaper = value.name
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field = value
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}
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/**
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* Apply the [newWallpaper] into the [wallpaperContainer] and update the [currentWallpaper].
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*/
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fun updateWallpaper(wallpaperContainer: View, newWallpaper: Wallpaper) {
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val context = wallpaperContainer.context
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if (newWallpaper == defaultWallpaper) {
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wallpaperContainer.setBackgroundColor(context.getColorFromAttr(DEFAULT_RESOURCE))
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logger.info("Wallpaper update to default background")
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} else {
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logger.info("Wallpaper update to ${newWallpaper.name}")
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val bitmap = loadWallpaperFromAssets(newWallpaper, context)
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wallpaperContainer.background = BitmapDrawable(context.resources, bitmap)
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}
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currentWallpaper = newWallpaper
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adjustTheme(wallpaperContainer.context)
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}
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private fun adjustTheme(context: Context) {
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val mode = if (currentWallpaper != defaultWallpaper) {
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if (currentWallpaper.isDark) {
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updateThemePreference(useDarkTheme = true)
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logger.info("theme changed to useDarkTheme")
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AppCompatDelegate.MODE_NIGHT_YES
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} else {
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logger.info("theme changed to useLightTheme")
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updateThemePreference(useLightTheme = true)
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AppCompatDelegate.MODE_NIGHT_NO
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}
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} else {
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// For the default wallpaper, there is not need to adjust the theme,
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// as we want to allow users decide which theme they want to have.
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// The default wallpaper adapts to whichever theme the user has.
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return
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}
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if (AppCompatDelegate.getDefaultNightMode() != mode) {
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AppCompatDelegate.setDefaultNightMode(mode)
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logger.info("theme updated activity recreated")
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context.asActivity()?.recreate()
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}
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}
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private fun updateThemePreference(
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useDarkTheme: Boolean = false,
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useLightTheme: Boolean = false
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) {
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settings.shouldUseDarkTheme = useDarkTheme
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settings.shouldUseLightTheme = useLightTheme
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settings.shouldFollowDeviceTheme = false
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}
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/**
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* Returns the next available [Wallpaper], the [currentWallpaper] is the last one then
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* the first available [Wallpaper] will be returned.
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*/
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fun switchToNextWallpaper(): Wallpaper {
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val values = availableWallpapers
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val index = values.indexOf(currentWallpaper) + 1
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return if (index >= values.size) {
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values.first()
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} else {
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values[index]
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}
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}
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private fun getCurrentWallpaperFromSettings(): Wallpaper {
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val currentWallpaper = settings.currentWallpaper
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return if (currentWallpaper.isEmpty()) {
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defaultWallpaper
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} else {
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availableWallpapers.find { it.name == currentWallpaper } ?: defaultWallpaper
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}
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}
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fun loadWallpaperFromAssets(wallpaper: Wallpaper, context: Context): Bitmap {
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val path = if (isLandscape(context)) {
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wallpaper.landscapePath
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} else {
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wallpaper.portraitPath
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}
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return context.assets.open(path).use {
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BitmapFactory.decodeStream(it)
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}
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}
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private fun isLandscape(context: Context): Boolean {
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return context.resources.configuration.orientation == Configuration.ORIENTATION_LANDSCAPE
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}
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private fun loadWallpapers(): List<Wallpaper> {
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val wallpapersFromStorage = wallpaperStorage.loadAll()
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return if (wallpapersFromStorage.isNotEmpty()) {
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listOf(defaultWallpaper) + wallpapersFromStorage
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} else {
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listOf(defaultWallpaper)
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}
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}
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companion object {
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const val DEFAULT_RESOURCE = R.attr.homeBackground
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val defaultWallpaper = Wallpaper(
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name = "default_wallpaper",
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portraitPath = "",
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landscapePath = "",
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isDark = false
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)
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}
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}
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