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• kviewmodel-odyssey-desktop
• 0.18
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• ViewModelStore.kt

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commonMain.com.adeo.kviewmodel.odyssey.ViewModelStore.kt Maven / Gradle / Ivy

package com.adeo.kviewmodel.odyssey

import androidx.compose.runtime.DisallowComposableCalls
import com.adeo.kviewmodel.KViewModel

public object ViewModelStore {

    @PublishedApi
    internal val viewModelStore: ConcurrentHashMap = ConcurrentHashMap()

    @PublishedApi
    internal inline fun  getOrPut(
        screenKey: String,
        factory: @DisallowComposableCalls () -> T
    ): T {
        val key = "${screenKey}_${T::class.name}"
        return viewModelStore.getOrPut(key, factory) as T
    }

    public fun remove(screenKey: String) {
        val keys = viewModelStore.keys.filter { it.startsWith(screenKey) }
        keys.forEach { key ->
            viewModelStore[key]?.clear()
            viewModelStore -= key
        }
    }

    public fun removeAll() {
        viewModelStore.values.forEach(KViewModel::clear)
        viewModelStore.clear()
    }

}