//
// NCListCell.swift
// Nextcloud
//
// Created by Marino Faggiana on 24/10/2018.
// Copyright © 2018 Marino Faggiana. All rights reserved.
//
// Author Marino Faggiana <marino.faggiana@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 UIKit
import TagListView
class NCListCell: UICollectionViewCell, UIGestureRecognizerDelegate, NCCellProtocol {
@IBOutlet weak var imageItem: UIImageView!
@IBOutlet weak var imageSelect: UIImageView!
@IBOutlet weak var imageStatus: UIImageView!
@IBOutlet weak var imageFavorite: UIImageView!
@IBOutlet weak var imageLocal: UIImageView!
@IBOutlet weak var labelTitle: UILabel!
@IBOutlet weak var labelInfo: UILabel!
@IBOutlet weak var imageShared: UIImageView!
@IBOutlet weak var buttonShared: UIButton!
@IBOutlet weak var imageMore: UIImageView!
@IBOutlet weak var buttonMore: UIButton!
@IBOutlet weak var progressView: UIProgressView!
@IBOutlet weak var separator: UIView!
@IBOutlet weak var imageItemLeftConstraint: NSLayoutConstraint!
@IBOutlet weak var separatorHeightConstraint: NSLayoutConstraint!
@IBOutlet weak var titleTrailingConstraint: NSLayoutConstraint!
@IBOutlet weak var infoTrailingConstraint: NSLayoutConstraint!
@IBOutlet weak var tagListView: TagListView!
private var objectId = ""
private var user = ""
weak var delegate: NCListCellDelegate?
var namedButtonMore = ""
var fileAvatarImageView: UIImageView? {
get { return imageShared }
}
var fileObjectId: String? {
get { return objectId }
set { objectId = newValue ?? "" }
}
var filePreviewImageView: UIImageView? {
get { return imageItem }
set { imageItem = newValue }
}
var fileUser: String? {
get { return user }
set { user = newValue ?? "" }
}
var fileTitleLabel: UILabel? {
get { return labelTitle }
set { labelTitle = newValue }
}
var fileInfoLabel: UILabel? {
get { return labelInfo }
set { labelInfo = newValue }
}
var fileProgressView: UIProgressView? {
get { return progressView }
set { progressView = newValue }
}
var fileSelectImage: UIImageView? {
get { return imageSelect }
set { imageSelect = newValue }
}
var fileStatusImage: UIImageView? {
get { return imageStatus }
set { imageStatus = newValue }
}
var fileLocalImage: UIImageView? {
get { return imageLocal }
set { imageLocal = newValue }
}
var fileFavoriteImage: UIImageView? {
get { return imageFavorite }
set { imageFavorite = newValue }
}
var fileSharedImage: UIImageView? {
get { return imageShared }
set { imageShared = newValue }
}
var fileMoreImage: UIImageView? {
get { return imageMore }
set { imageMore = newValue }
}
var cellSeparatorView: UIView? {
get { return separator }
set { separator = newValue }
}
var cellTagListView: TagListView? {
get { return tagListView}
set { tagListView = newValue }
}
override func awakeFromNib() {
super.awakeFromNib()
imageItem.layer.cornerRadius = 6
imageItem.layer.masksToBounds = true
// use entire cell as accessibility element
accessibilityHint = nil
accessibilityLabel = nil
accessibilityValue = nil
isAccessibilityElement = true
progressView.tintColor = NCBrandColor.shared.brandElement
progressView.transform = CGAffineTransform(scaleX: 1.0, y: 0.5)
progressView.trackTintColor = .clear
let longPressedGesture = UILongPressGestureRecognizer(target: self, action: #selector(longPress(gestureRecognizer:)))
longPressedGesture.minimumPressDuration = 0.5
longPressedGesture.delegate = self
longPressedGesture.delaysTouchesBegan = true
self.addGestureRecognizer(longPressedGesture)
let longPressedGestureMore = UILongPressGestureRecognizer(target: self, action: #selector(longPressInsideMore(gestureRecognizer:)))
longPressedGestureMore.minimumPressDuration = 0.5
longPressedGestureMore.delegate = self
longPressedGestureMore.delaysTouchesBegan = true
buttonMore.addGestureRecognizer(longPressedGestureMore)
separator.backgroundColor = .separator
separatorHeightConstraint.constant = 0.5
labelTitle.text = ""
labelInfo.text = ""
labelTitle.textColor = .label
labelInfo.textColor = .systemGray
}
override func prepareForReuse() {
super.prepareForReuse()
imageItem.backgroundColor = nil
accessibilityHint = nil
accessibilityLabel = nil
accessibilityValue = nil
}
override func snapshotView(afterScreenUpdates afterUpdates: Bool) -> UIView? {
return nil
}
@IBAction func touchUpInsideShare(_ sender: Any) {
delegate?.tapShareListItem(with: objectId, sender: sender)
}
@IBAction func touchUpInsideMore(_ sender: Any) {
delegate?.tapMoreListItem(with: objectId, namedButtonMore: namedButtonMore, image: imageItem.image, sender: sender)
}
@objc func longPressInsideMore(gestureRecognizer: UILongPressGestureRecognizer) {
delegate?.longPressMoreListItem(with: objectId, namedButtonMore: namedButtonMore, gestureRecognizer: gestureRecognizer)
}
@objc func longPress(gestureRecognizer: UILongPressGestureRecognizer) {
delegate?.longPressListItem(with: objectId, gestureRecognizer: gestureRecognizer)
}
fileprivate func setA11yActions() {
let moreName = namedButtonMore == NCGlobal.shared.buttonMoreStop ? "_cancel_" : "_more_"
self.accessibilityCustomActions = [
UIAccessibilityCustomAction(
name: NSLocalizedString("_share_", comment: ""),
target: self,
selector: #selector(touchUpInsideShare)),
UIAccessibilityCustomAction(
name: NSLocalizedString(moreName, comment: ""),
target: self,
selector: #selector(touchUpInsideMore))
]
}
func titleInfoTrailingFull() {
titleTrailingConstraint.constant = 10
infoTrailingConstraint.constant = 10
}
func titleInfoTrailingDefault() {
titleTrailingConstraint.constant = 90
infoTrailingConstraint.constant = 90
}
func setButtonMore(named: String, image: UIImage) {
namedButtonMore = named
imageMore.image = image
setA11yActions()
}
func hideButtonMore(_ status: Bool) {
imageMore.isHidden = status
buttonMore.isHidden = status
}
func hideButtonShare(_ status: Bool) {
imageShared.isHidden = status
buttonShared.isHidden = status
}
func hideSeparator(_ status: Bool) {
separator.isHidden = status
}
func selectMode(_ status: Bool) {
if status {
imageItemLeftConstraint.constant = 45
imageSelect.isHidden = false
imageShared.isHidden = true
imageMore.isHidden = true
buttonShared.isHidden = true
buttonMore.isHidden = true
accessibilityCustomActions = nil
} else {
imageItemLeftConstraint.constant = 10
imageSelect.isHidden = true
imageShared.isHidden = false
imageMore.isHidden = false
buttonShared.isHidden = false
buttonMore.isHidden = false
backgroundView = nil
setA11yActions()
}
}
func selected(_ status: Bool) {
guard let metadata = NCManageDatabase.shared.getMetadataFromOcId(objectId), !metadata.isDownloadUpload else {
backgroundView = nil
separator.isHidden = false
return
}
if status {
var blurEffect: UIVisualEffect?
var blurEffectView: UIView?
imageSelect.image = NCBrandColor.cacheImages.checkedYes
if traitCollection.userInterfaceStyle == .dark {
blurEffect = UIBlurEffect(style: .dark)
blurEffectView = UIVisualEffectView(effect: blurEffect)
blurEffectView?.backgroundColor = .black
} else {
blurEffect = UIBlurEffect(style: .extraLight)
blurEffectView = UIVisualEffectView(effect: blurEffect)
blurEffectView?.backgroundColor = .lightGray
}
blurEffectView?.frame = self.bounds
blurEffectView?.autoresizingMask = [.flexibleWidth, .flexibleHeight]
backgroundView = blurEffectView
separator.isHidden = true
} else {
imageSelect.image = NCBrandColor.cacheImages.checkedNo
backgroundView = nil
separator.isHidden = false
}
}
func writeInfoDateSize(date: NSDate, size: Int64) {
labelInfo.text = CCUtility.dateDiff(date as Date) + " · " + CCUtility.transformedSize(size)
}
func setAccessibility(label: String, value: String) {
accessibilityLabel = label
accessibilityValue = value
}
func setTags(tags: [String]) {
tagListView.removeAllTags()
if tags.isEmpty {
tagListView.isHidden = true
labelInfo.isHidden = false
} else {
tagListView.isHidden = false
labelInfo.isHidden = true
if let tag = tags.first {
tagListView.addTag(tag)
if tags.count >= 2 {
tagListView.addTag(tags[1])
}
if tags.count > 2 {
tagListView.addTag("+\(tags.count-2)")
}
}
}
}
}
protocol NCListCellDelegate: AnyObject {
func tapShareListItem(with objectId: String, sender: Any)
func tapMoreListItem(with objectId: String, namedButtonMore: String, image: UIImage?, sender: Any)
func longPressMoreListItem(with objectId: String, namedButtonMore: String, gestureRecognizer: UILongPressGestureRecognizer)
func longPressListItem(with objectId: String, gestureRecognizer: UILongPressGestureRecognizer)
}
// optional func
extension NCListCellDelegate {
func tapShareListItem(with objectId: String, sender: Any) {}
func tapMoreListItem(with objectId: String, namedButtonMore: String, image: UIImage?, sender: Any) {}
func longPressMoreListItem(with objectId: String, namedButtonMore: String, gestureRecognizer: UILongPressGestureRecognizer) {}
func longPressListItem(with objectId: String, gestureRecognizer: UILongPressGestureRecognizer) {}
}
// MARK: - List Layout
class NCListLayout: UICollectionViewFlowLayout {
var itemHeight: CGFloat = 60
// MARK: - View Life Cycle
override init() {
super.init()
sectionHeadersPinToVisibleBounds = false
minimumInteritemSpacing = 0
minimumLineSpacing = 1
self.scrollDirection = .vertical
self.sectionInset = UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 0)
}
required init?(coder aDecoder: NSCoder) {
fatalError("init(coder:) has not been implemented")
}
override var itemSize: CGSize {
get {
if let collectionView = collectionView {
let itemWidth: CGFloat = collectionView.frame.width
return CGSize(width: itemWidth, height: self.itemHeight)
}
// Default fallback
return CGSize(width: 100, height: 100)
}
set {
super.itemSize = newValue
}
}
override func targetContentOffset(forProposedContentOffset proposedContentOffset: CGPoint) -> CGPoint {
return proposedContentOffset
}
}