yattee/Model/CommentsModel.swift

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Swift
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import Defaults
import Foundation
import SwiftyJSON
final class CommentsModel: ObservableObject {
@Published var all = [Comment]()
@Published var nextPage: String?
@Published var firstPage = true
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@Published var loading = false
@Published var loaded = false
@Published var disabled = false
@Published var replies = [Comment]()
@Published var repliesPageID: String?
@Published var repliesLoaded = false
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var accounts: AccountsModel!
var player: PlayerModel!
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static var instance: Instance? {
InstancesModel.find(Defaults[.commentsInstanceID])
}
var api: VideosAPI? {
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Self.instance.isNil ? nil : PipedAPI(account: Self.instance!.anonymousAccount)
}
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static var enabled: Bool {
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!instance.isNil
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}
#if !os(tvOS)
static var placement: CommentsPlacement {
Defaults[.commentsPlacement]
}
#endif
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var nextPageAvailable: Bool {
!(nextPage?.isEmpty ?? true)
}
func load(page: String? = nil) {
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guard Self.enabled, !loading else {
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return
}
reset()
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loading = true
guard !Self.instance.isNil,
!(player?.currentVideo.isNil ?? true)
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else {
return
}
firstPage = page.isNil || page!.isEmpty
api?.comments(player.currentVideo!.videoID, page: page)?
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.load()
.onSuccess { [weak self] response in
if let page: CommentsPage = response.typedContent() {
self?.all = page.comments
self?.nextPage = page.nextPage
self?.disabled = page.disabled
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}
}
.onCompletion { [weak self] _ in
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self?.loading = false
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self?.loaded = true
}
}
func loadNextPage() {
load(page: nextPage)
}
func loadReplies(page: String) {
guard !player.currentVideo.isNil else {
return
}
if page == repliesPageID {
return
}
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replies = []
repliesPageID = page
repliesLoaded = false
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api?.comments(player.currentVideo!.videoID, page: page)?
.load()
.onSuccess { [weak self] response in
if let page: CommentsPage = response.typedContent() {
self?.replies = page.comments
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self?.repliesLoaded = true
}
}
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.onFailure { [weak self] _ in
self?.repliesLoaded = true
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}
}
func reset() {
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all = []
disabled = false
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firstPage = true
nextPage = nil
loaded = false
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loading = false
replies = []
repliesLoaded = false
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}
}