mastodon-ios/Mastodon/Diffiable/User/UserSection.swift

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//
// UserSection.swift
// Mastodon
//
// Created by Cirno MainasuK on 2021-11-1.
//
import os.log
import UIKit
import CoreData
import CoreDataStack
import MetaTextKit
import MastodonMeta
enum UserSection: Hashable {
case main
}
extension UserSection {
static let logger = Logger(subsystem: "StatusSection", category: "logic")
struct Configuration {
weak var userTableViewCellDelegate: UserTableViewCellDelegate?
}
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static func diffableDataSource(
tableView: UITableView,
context: AppContext,
configuration: Configuration
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) -> UITableViewDiffableDataSource<UserSection, UserItem> {
tableView.register(UserTableViewCell.self, forCellReuseIdentifier: String(describing: UserTableViewCell.self))
return UITableViewDiffableDataSource(tableView: tableView) { tableView, indexPath, item -> UITableViewCell? in
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switch item {
case .user(let record):
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let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: UserTableViewCell.self), for: indexPath) as! UserTableViewCell
context.managedObjectContext.performAndWait {
guard let user = record.object(in: context.managedObjectContext) else { return }
configure(
tableView: tableView,
cell: cell,
viewModel: .init(value: .user(user)),
configuration: configuration
)
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}
return cell
case .bottomLoader:
let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: TimelineBottomLoaderTableViewCell.self), for: indexPath) as! TimelineBottomLoaderTableViewCell
cell.startAnimating()
return cell
case .bottomHeader(let text):
let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: TimelineFooterTableViewCell.self), for: indexPath) as! TimelineFooterTableViewCell
cell.messageLabel.text = text
return cell
} // end switch
} // end UITableViewDiffableDataSource
} // end static func tableViewDiffableDataSource { }
}
extension UserSection {
static func configure(
tableView: UITableView,
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cell: UserTableViewCell,
viewModel: UserTableViewCell.ViewModel,
configuration: Configuration
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) {
cell.configure(
tableView: tableView,
viewModel: viewModel,
delegate: configuration.userTableViewCellDelegate
)
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}
}