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//
// NCSelectableNavigationView.swift
// Nextcloud
//
// Created by Henrik Storch on 27.01.22.
// Copyright © 2022 Henrik Storch. All rights reserved.
//
// Author Marino Faggiana <marino.faggiana@nextcloud.com>
// Author Henrik Storch <henrik.storch@nextcloud.com>
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
import NextcloudKit
import Realm
import UIKit
extension RealmSwiftObject {
var primaryKeyValue: String? {
guard let primaryKeyName = self.objectSchema.primaryKeyProperty?.name else { return nil }
return value(forKey: primaryKeyName) as? String
}
}
protocol NCSelectableNavigationView: AnyObject {
var appDelegate: AppDelegate { get }
var selectableDataSource: [RealmSwiftObject] { get }
var collectionView: UICollectionView! { get set }
var isEditMode: Bool { get set }
var selectOcId: [String] { get set }
var titleCurrentFolder: String { get }
var navigationItem: UINavigationItem { get }
var selectActions: [NCMenuAction] { get }
func reloadDataSource(forced: Bool)
func setNavigationItem()
func tapSelectMenu()
func tapSelect()
}
extension NCSelectableNavigationView {
func setNavigationItem() {
setNavigationHeader()
}
func setNavigationHeader() {
if isEditMode {
navigationItem.rightBarButtonItem = UIBarButtonItem(image: UIImage(named: "navigationMore"), style: .plain, action: tapSelectMenu)
navigationItem.leftBarButtonItem = UIBarButtonItem(title: NSLocalizedString("_cancel_", comment: ""), style: .plain, action: tapSelect)
navigationItem.title = NSLocalizedString("_selected_", comment: "") + " : \(selectOcId.count)" + " / \(selectableDataSource.count)"
} else {
navigationItem.rightBarButtonItem = UIBarButtonItem(title: NSLocalizedString("_select_", comment: ""), style: UIBarButtonItem.Style.plain, action: tapSelect)
navigationItem.leftBarButtonItem = nil
navigationItem.title = titleCurrentFolder
}
}
func tapSelect() {
isEditMode = !isEditMode
selectOcId.removeAll()
self.setNavigationItem()
self.collectionView.reloadData()
}
func collectionViewSelectAll() {
selectOcId = selectableDataSource.compactMap({ $0.primaryKeyValue })
navigationItem.title = NSLocalizedString("_selected_", comment: "") + " : \(selectOcId.count)" + " / \(selectableDataSource.count)"
collectionView.reloadData()
}
}
extension NCSelectableNavigationView where Self: UIViewController {
func tapSelectMenu() {
presentMenu(with: selectActions)
}
var selectActions: [NCMenuAction] {
var actions = [NCMenuAction]()
if selectOcId.count != selectableDataSource.count {
actions.append(.selectAllAction(action: collectionViewSelectAll))
}
guard !selectOcId.isEmpty else { return actions }
var selectedMetadatas: [tableMetadata] = []
var selectedMediaMetadatas: [tableMetadata] = []
var isAnyOffline = false
var isAnyFolder = false
var isAnyLocked = false
var canUnlock = true
for ocId in selectOcId {
guard let metadata = NCManageDatabase.shared.getMetadataFromOcId(ocId) else { continue }
selectedMetadatas.append(metadata)
if [NKCommon.typeClassFile.image.rawValue, NKCommon.typeClassFile.video.rawValue].contains(metadata.classFile) {
selectedMediaMetadatas.append(metadata)
}
if metadata.directory { isAnyFolder = true }
if metadata.lock {
isAnyLocked = true
if metadata.lockOwner != appDelegate.userId {
canUnlock = false
}
}
guard !isAnyOffline else { continue }
if metadata.directory,
let directory = NCManageDatabase.shared.getTableDirectory(predicate: NSPredicate(format: "account == %@ AND serverUrl == %@", appDelegate.account, metadata.serverUrl + "/" + metadata.fileName)) {
isAnyOffline = directory.offline
} else if let localFile = NCManageDatabase.shared.getTableLocalFile(predicate: NSPredicate(format: "ocId == %@", metadata.ocId)) {
isAnyOffline = localFile.offline
} // else: file is not offline, continue
}
actions.append(.openInAction(selectedMetadatas: selectedMetadatas, viewController: self, completion: tapSelect))
if !isAnyFolder, canUnlock, NCManageDatabase.shared.getCapabilitiesServerInt(account: appDelegate.account, elements: NCElementsJSON.shared.capabilitiesFilesLockVersion) >= 1 {
actions.append(.lockUnlockFiles(shouldLock: !isAnyLocked, metadatas: selectedMetadatas, completion: tapSelect))
}
if !selectedMediaMetadatas.isEmpty {
actions.append(.saveMediaAction(selectedMediaMetadatas: selectedMediaMetadatas, completion: tapSelect))
}
actions.append(.setAvailableOfflineAction(selectedMetadatas: selectedMetadatas, isAnyOffline: isAnyOffline, viewController: self, completion: {
self.reloadDataSource(forced: true)
self.tapSelect()
}))
actions.append(.moveOrCopyAction(selectedMetadatas: selectedMetadatas, completion: tapSelect))
actions.append(.copyAction(selectOcId: selectOcId, hudView: self.view, completion: tapSelect))
actions.append(.deleteAction(selectedMetadatas: selectedMetadatas, viewController: self, completion: tapSelect))
return actions
}
}
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