PhatPhuckDave
e8b9eb934b
Not useful yet... I thought it would be but I changed my mind... Need to think about this a lot more
37 lines
785 B
Go
37 lines
785 B
Go
package utils
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type ReactiveValue[T any] struct {
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V T
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subscribers []chan *T
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}
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func NewReactiveValue[T any](value T) *ReactiveValue[T] {
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return &ReactiveValue[T]{
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V: value,
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subscribers: make([]chan *T, 0),
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}
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}
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func (rv *ReactiveValue[T]) Set(value T) {
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rv.V = value
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for _, subscriber := range rv.subscribers {
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subscriber <- &value
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}
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}
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func (rv *ReactiveValue[T]) Subscribe() chan *T {
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subscriber := make(chan *T)
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rv.subscribers = append(rv.subscribers, subscriber)
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return subscriber
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}
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func (rv *ReactiveValue[T]) Unsubscribe(subscriber chan *T) {
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for i, s := range rv.subscribers {
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if s == subscriber {
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rv.subscribers = append(rv.subscribers[:i], rv.subscribers[i+1:]...)
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close(subscriber)
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return
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}
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}
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}
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