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feat(ui): add launchIO helper to BaseViewModel for background operations #128

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feat(ui): add launchIO helper to BaseViewModel for background operations #128

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16 changes: 16 additions & 0 deletions core-base/ui/src/commonMain/kotlin/template/core/base/ui/BaseViewModel.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,10 @@ package template.core.base.ui

import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.IO
import kotlinx.coroutines.Job
import kotlinx.coroutines.channels.Channel
import kotlinx.coroutines.channels.SendChannel
import kotlinx.coroutines.flow.Flow
Expand Down Expand Up @@ -97,4 +101,16 @@ abstract class BaseViewModel<S, E, A>(
protected fun sendEvent(event: E) {
viewModelScope.launch { eventChannel.send(event) }
}

/**
* Launches a coroutine on [Dispatchers.IO] for network or database operations.
* Use this instead of `viewModelScope.launch` for any I/O-bound work to avoid
* blocking the main thread and causing UI freezes.
*
* @param block The suspending block to execute on the IO dispatcher.
* @return The [Job] representing the coroutine.
*/
protected fun launchIO(block: suspend CoroutineScope.() -> Unit): Job {
return viewModelScope.launch(Dispatchers.IO, block = block)
}
}
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