mastodon-ios/Mastodon/Protocol/StatusProvider/StatusProvider+UITableViewD...

78 lines
3.5 KiB
Swift

//
// StatusProvider+UITableViewDelegate.swift
// Mastodon
//
// Created by MainasuK Cirno on 2021-3-3.
//
import os.log
import UIKit
import Combine
import CoreDataStack
import MastodonSDK
extension StatusTableViewCellDelegate where Self: StatusProvider {
// TODO:
// func handleTableView(_ tableView: UITableView, estimatedHeightForRowAt indexPath: IndexPath) -> CGFloat {
// }
func handleTableView(_ tableView: UITableView, willDisplay cell: UITableViewCell, forRowAt indexPath: IndexPath) {
// update poll when toot appear
let now = Date()
var pollID: Mastodon.Entity.Poll.ID?
toot(for: cell, indexPath: indexPath)
.compactMap { [weak self] toot -> AnyPublisher<Mastodon.Response.Content<Mastodon.Entity.Poll>, Error>? in
guard let self = self else { return nil }
guard let authenticationBox = self.context.authenticationService.activeMastodonAuthenticationBox.value else { return nil }
guard let toot = (toot?.reblog ?? toot) else { return nil }
guard let poll = toot.poll else { return nil }
pollID = poll.id
// not expired AND last update > 60s
guard !poll.expired else {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: poll %s expired. Skip for update", ((#file as NSString).lastPathComponent), #line, #function, poll.id)
return nil
}
let timeIntervalSinceUpdate = now.timeIntervalSince(poll.updatedAt)
#if DEBUG
let autoRefreshTimeInterval: TimeInterval = 3 // speedup testing
#else
let autoRefreshTimeInterval: TimeInterval = 60
#endif
guard timeIntervalSinceUpdate > autoRefreshTimeInterval else {
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: poll %s updated in the %.2fs. Skip for update", ((#file as NSString).lastPathComponent), #line, #function, poll.id, timeIntervalSinceUpdate)
return nil
}
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: poll %s info update…", ((#file as NSString).lastPathComponent), #line, #function, poll.id)
return self.context.apiService.poll(
domain: toot.domain,
pollID: poll.id,
pollObjectID: poll.objectID,
mastodonAuthenticationBox: authenticationBox
)
}
.setFailureType(to: Error.self)
.switchToLatest()
.receive(on: DispatchQueue.main)
.sink(receiveCompletion: { completion in
switch completion {
case .failure(let error):
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: poll %s info fail to update: %s", ((#file as NSString).lastPathComponent), #line, #function, pollID ?? "?", error.localizedDescription)
case .finished:
break
}
}, receiveValue: { response in
let poll = response.value
os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: poll %s info updated", ((#file as NSString).lastPathComponent), #line, #function, poll.id)
})
.store(in: &disposeBag)
}
}
extension StatusTableViewCellDelegate where Self: StatusProvider {
}