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@le0nidas

le0nidas/slap__many_levels.kt Secret

Created Dec 26, 2020
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class CreateTask(
private val clock: Clock,
private val localStorage: LocalStorage,
private val observers: List<TaskObserver>
) {
fun invoke(description: String) {
// normalize description
val normalizedDescription = if (description.length > MAX_DESCRIPTION_LENGTH)
description.substring(0, MAX_DESCRIPTION_LENGTH - 1) else
description
// create task
val currentTime = clock.now()
val initialStatus = Status.NotStarted
val newTask = Task(normalizedDescription, initialStatus, currentTime)
// save task
localStorage.save(newTask)
// notify
val observingNotStarting = mutableListOf<TaskObserver>()
for (i in 0..observers.size) {
val taskObserver = observers[i]
if (taskObserver.observedStatus == Status.NotStarted) {
observingNotStarting.add(taskObserver)
}
}
for (i in 0..observingNotStarting.size) {
observingNotStarting[i].notify(newTask)
}
}
}
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