99 lines
2.1 KiB
Swift
99 lines
2.1 KiB
Swift
//
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// SidebarItem.swift
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// NetNewsWire
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//
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// Created by Maurice Parker on 6/29/20.
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// Copyright © 2020 Ranchero Software. All rights reserved.
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//
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import SwiftUI
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import RSCore
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import Account
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public enum SidebarItemIdentifier: Hashable, Equatable {
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case smartFeedController
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case account(String)
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case feed(FeedIdentifier)
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}
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public enum RepresentedType {
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case smartFeedController, webFeed, folder, pseudoFeed, account, unknown
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}
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struct SidebarItem: Identifiable {
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var id: SidebarItemIdentifier
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var represented: Any
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var children: [SidebarItem] = [SidebarItem]()
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var unreadCount: Int
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var nameForDisplay: String
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var feed: Feed? {
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represented as? Feed
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}
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var containerID: ContainerIdentifier? {
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return (represented as? ContainerIdentifiable)?.containerID
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}
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var representedType: RepresentedType {
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switch type(of: represented) {
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case is SmartFeedsController.Type:
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return .smartFeedController
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case is SmartFeed.Type:
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return .pseudoFeed
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case is UnreadFeed.Type:
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return .pseudoFeed
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case is WebFeed.Type:
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return .webFeed
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case is Folder.Type:
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return .folder
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case is Account.Type:
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return .account
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default:
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return .unknown
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}
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}
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init(_ smartFeedsController: SmartFeedsController) {
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self.id = .smartFeedController
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self.represented = smartFeedsController
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self.unreadCount = 0
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self.nameForDisplay = smartFeedsController.nameForDisplay
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}
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init(_ account: Account) {
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self.id = .account(account.accountID)
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self.represented = account
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self.unreadCount = account.unreadCount
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self.nameForDisplay = account.nameForDisplay
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}
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init(_ feed: Feed, unreadCount: Int) {
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self.id = .feed(feed.feedID!)
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self.represented = feed
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self.unreadCount = unreadCount
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self.nameForDisplay = feed.nameForDisplay
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}
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/// Add a sidebar item to the child list
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mutating func addChild(_ sidebarItem: SidebarItem) {
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children.append(sidebarItem)
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}
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/// Recursively visits each sidebar item. Return true when done visiting.
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@discardableResult
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func visit(_ block: (SidebarItem) -> Bool) -> Bool {
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let stop = block(self)
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if !stop {
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for child in children {
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if child.visit(block) {
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break
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}
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}
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}
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return stop
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}
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}
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