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yattee/Model/SubscriptionsModel.swift
2021-09-25 11:34:46 +02:00

54 lines
1.5 KiB
Swift

import Foundation
import Siesta
import SwiftUI
final class SubscriptionsModel: ObservableObject {
@Published var channels = [Channel]()
@Published var api: InvidiousAPI!
var resource: Resource {
api.subscriptions
}
init(api: InvidiousAPI? = nil) {
self.api = api
}
var all: [Channel] {
channels.sorted { $0.name.lowercased() < $1.name.lowercased() }
}
func subscribe(_ channelID: String, onSuccess: @escaping () -> Void = {}) {
performRequest(channelID, method: .post, onSuccess: onSuccess)
}
func unsubscribe(_ channelID: String, onSuccess: @escaping () -> Void = {}) {
performRequest(channelID, method: .delete, onSuccess: onSuccess)
}
func isSubscribing(_ channelID: String) -> Bool {
channels.contains { $0.id == channelID }
}
func load(force: Bool = false, onSuccess: @escaping () -> Void = {}) {
let request = force ? resource.load() : resource.loadIfNeeded()
request?
.onSuccess { resource in
if let channels: [Channel] = resource.typedContent() {
self.channels = channels
onSuccess()
}
}
.onFailure { _ in
self.channels = []
}
}
fileprivate func performRequest(_ channelID: String, method: RequestMethod, onSuccess: @escaping () -> Void = {}) {
api.channelSubscription(channelID).request(method).onCompletion { _ in
self.load(force: true, onSuccess: onSuccess)
}
}
}