Kurdtvs-Live-Kurdish-TV-Kur.../Mastodon/Scene/Compose/View/CustomEmojiPickerInputViewM...

59 lines
1.6 KiB
Swift

//
// CustomEmojiPickerInputViewModel.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-3-25.
//
import UIKit
import Combine
final class CustomEmojiPickerInputViewModel {
var disposeBag = Set<AnyCancellable>()
private var customEmojiReplacableTextInputReferences: [CustomEmojiReplacableTextInputReference] = []
// input
weak var customEmojiPickerInputView: CustomEmojiPickerInputView?
// output
let isCustomEmojiComposing = CurrentValueSubject<Bool, Never>(false)
}
extension CustomEmojiPickerInputViewModel {
private func removeEmptyReferences() {
customEmojiReplacableTextInputReferences.removeAll(where: { element in
element.value == nil
})
}
func append(customEmojiReplacableTextInput textInput: CustomEmojiReplacableTextInput) {
removeEmptyReferences()
let isContains = customEmojiReplacableTextInputReferences.contains(where: { element in
element.value === textInput
})
guard !isContains else {
return
}
customEmojiReplacableTextInputReferences.append(CustomEmojiReplacableTextInputReference(value: textInput))
}
func insertText(_ text: String) -> CustomEmojiReplacableTextInputReference? {
removeEmptyReferences()
for reference in customEmojiReplacableTextInputReferences {
guard reference.value?.isFirstResponder == true else { continue }
reference.value?.insertText(text)
return reference
}
return nil
}
}