com.avito.android.diff.counter.OwnersDiffCounterImpl.kt Maven / Gradle / Ivy

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Collection of infrastructure libraries and gradle plugins of Avito Android project

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package com.avito.android.diff.counter

import com.avito.android.diff.comparator.OwnersComparator
import com.avito.android.diff.model.OwnersDiff
import com.avito.android.model.Owner

internal class OwnersDiffCounterImpl(
    private val comparator: OwnersComparator
) : OwnersDiffCounter {

    override fun countOwnersDiff(expectedOwners: Set, actualOwners: Set): OwnersDiff {
        val removed = mutableSetOf()
        val added = mutableSetOf()
        expectedOwners.forEach { expected ->
            if (actualOwners.none { actual -> comparator.isSame(expected, actual) }) {
                removed.add(expected)
            }
        }
        actualOwners.forEach { actual ->
            if (expectedOwners.none { expected -> comparator.isSame(expected, actual) }) {
                added.add(actual)
            }
        }
        return OwnersDiff(removed, added)
    }
}