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fenix/app/src/main/java/org/mozilla/fenix/ext/TabCollection.kt

40 lines
1.6 KiB
Kotlin

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.fenix.ext
import android.content.Context
import androidx.annotation.ColorInt
import androidx.core.content.ContextCompat
import mozilla.components.feature.tab.collections.TabCollection
import org.mozilla.fenix.R
import org.mozilla.fenix.collections.DefaultCollectionCreationController
import kotlin.math.abs
/**
* Selects one of the predefined collection icon colors based on the id.
*/
@ColorInt
fun TabCollection.getIconColor(context: Context): Int {
val iconColors = context.resources.obtainTypedArray(R.array.collection_icon_colors)
val index = abs(id % iconColors.length()).toInt()
val color = iconColors.getColor(index, ContextCompat.getColor(context, R.color.white_color))
iconColors.recycle()
return color
}
/**
* Returns the new default name recommendation for a collection
*
* Algorithm: Go through all collections, make a list of their names and keep only the default ones.
* Then get the numbers from all these default names, compute the maximum number and add one.
*/
fun List<TabCollection>.getDefaultCollectionNumber(): Int {
return (this
.map { it.title }
.filter { it.matches(Regex("Collection\\s\\d+")) }
.map { Integer.valueOf(it.split(" ")[DefaultCollectionCreationController.DEFAULT_COLLECTION_NUMBER_POSITION]) }
.max() ?: 0) + DefaultCollectionCreationController.DEFAULT_INCREMENT_VALUE
}