Files
MessageKit/Example/Sources/ConversationViewController.swift
T

360 lines
15 KiB
Swift

/*
MIT License
Copyright (c) 2017 MessageKit
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
import UIKit
import MessageKit
import MapKit
class ConversationViewController: MessagesViewController {
var messageList: [MockMessage] = []
override func viewDidLoad() {
super.viewDidLoad()
messageList = SampleData().getMessages()
messagesCollectionView.messagesDataSource = self
messagesCollectionView.messagesLayoutDelegate = self
messagesCollectionView.messagesDisplayDelegate = self
messagesCollectionView.messageCellDelegate = self
messageInputBar.delegate = self
navigationItem.rightBarButtonItem = UIBarButtonItem(image: UIImage(named: "ic_keyboard"),
style: .plain,
target: self,
action: #selector(handleKeyboardButton))
}
@objc func handleKeyboardButton() {
let actionSheetController = UIAlertController(title: "Change Keyboard Style", message: nil, preferredStyle: .actionSheet)
let actions = [
UIAlertAction(title: "Slack", style: .default, handler: { _ in
DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1, execute: {
self.slack()
})
}),
UIAlertAction(title: "iMessage", style: .default, handler: { _ in
DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1, execute: {
self.iMessage()
})
}),
UIAlertAction(title: "Default", style: .default, handler: { _ in
DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1, execute: {
self.defaultStyle()
})
}),
UIAlertAction(title: "Cancel", style: .cancel, handler: nil)
]
actions.forEach { actionSheetController.addAction($0) }
present(actionSheetController, animated: true, completion: nil)
}
// MARK: - Keyboard Style
func slack() {
defaultStyle()
messageInputBar.isTranslucent = false
messageInputBar.inputTextView.backgroundColor = .clear
messageInputBar.inputTextView.layer.borderWidth = 0
let items = [
makeButton(named: "ic_camera").onTextViewDidChange { button, textView in
button.isEnabled = textView.text.isEmpty
},
makeButton(named: "ic_at").onSelected { _ in
print("@ Selected")
},
makeButton(named: "ic_hashtag").onSelected { _ in
print("# Selected")
},
.flexibleSpace,
makeButton(named: "ic_library").onTextViewDidChange { button, textView in
button.isEnabled = textView.text.isEmpty
},
messageInputBar.sendButton
.configure {
$0.layer.cornerRadius = 8
$0.layer.borderWidth = 1.5
$0.layer.borderColor = $0.titleColor(for: .disabled)?.cgColor
$0.setTitleColor(.white, for: .normal)
$0.setTitleColor(.white, for: .highlighted)
$0.setSize(CGSize(width: 52, height: 30), animated: true)
}.onDisabled {
$0.layer.borderColor = $0.titleColor(for: .disabled)?.cgColor
$0.backgroundColor = .white
}.onEnabled {
$0.backgroundColor = UIColor(red: 15/255, green: 135/255, blue: 255/255, alpha: 1.0)
$0.layer.borderColor = UIColor.clear.cgColor
}.onSelected {
// We use a transform becuase changing the size would cause the other views to relayout
$0.transform = CGAffineTransform(scaleX: 1.2, y: 1.2)
}.onDeselected {
$0.transform = CGAffineTransform.identity
}
]
items.forEach { $0.tintColor = .lightGray }
// We can change the container insets if we want
messageInputBar.inputTextView.textContainerInset = UIEdgeInsets(top: 8, left: 0, bottom: 8, right: 0)
messageInputBar.inputTextView.placeholderLabelInsets = UIEdgeInsets(top: 8, left: 5, bottom: 8, right: 5)
// Since we moved the send button to the bottom stack lets set the right stack width to 0
messageInputBar.setRightStackViewWidthConstant(to: 0, animated: true)
// Finally set the items
messageInputBar.setStackViewItems(items, forStack: .bottom, animated: true)
}
func iMessage() {
defaultStyle()
messageInputBar.isTranslucent = false
messageInputBar.separatorLine.isHidden = true
messageInputBar.inputTextView.backgroundColor = UIColor(red: 245/255, green: 245/255, blue: 245/255, alpha: 1)
messageInputBar.inputTextView.placeholderTextColor = UIColor(red: 0.6, green: 0.6, blue: 0.6, alpha: 1)
messageInputBar.inputTextView.textContainerInset = UIEdgeInsets(top: 8, left: 16, bottom: 8, right: 36)
messageInputBar.inputTextView.placeholderLabelInsets = UIEdgeInsets(top: 8, left: 20, bottom: 8, right: 36)
messageInputBar.inputTextView.layer.borderColor = UIColor(red: 200/255, green: 200/255, blue: 200/255, alpha: 1).cgColor
messageInputBar.inputTextView.layer.borderWidth = 1.0
messageInputBar.inputTextView.layer.cornerRadius = 16.0
messageInputBar.inputTextView.layer.masksToBounds = true
messageInputBar.inputTextView.scrollIndicatorInsets = UIEdgeInsets(top: 8, left: 0, bottom: 8, right: 0)
messageInputBar.setRightStackViewWidthConstant(to: 36, animated: true)
messageInputBar.setStackViewItems([messageInputBar.sendButton], forStack: .right, animated: true)
messageInputBar.sendButton.imageView?.backgroundColor = UIColor(red: 15/255, green: 135/255, blue: 255/255, alpha: 1.0)
messageInputBar.sendButton.contentEdgeInsets = UIEdgeInsets(top: 2, left: 2, bottom: 2, right: 2)
messageInputBar.sendButton.setSize(CGSize(width: 36, height: 36), animated: true)
messageInputBar.sendButton.image = #imageLiteral(resourceName: "ic_up")
messageInputBar.sendButton.title = nil
messageInputBar.sendButton.imageView?.layer.cornerRadius = 16
messageInputBar.sendButton.backgroundColor = .clear
messageInputBar.textViewPadding.right = -38
}
func defaultStyle() {
messageInputBar.inputTextView.resignFirstResponder()
let newMessageInputBar = MessageInputBar()
newMessageInputBar.delegate = self
messageInputBar = newMessageInputBar
reloadInputViews()
}
// MARK: - Helpers
func makeButton(named: String) -> InputBarButtonItem {
return InputBarButtonItem()
.configure {
$0.spacing = .fixed(10)
$0.image = UIImage(named: named)?.withRenderingMode(.alwaysTemplate)
$0.setSize(CGSize(width: 30, height: 30), animated: true)
}.onSelected {
$0.tintColor = UIColor(red: 15/255, green: 135/255, blue: 255/255, alpha: 1.0)
}.onDeselected {
$0.tintColor = UIColor.lightGray
}.onTouchUpInside { _ in
print("Item Tapped")
}
}
}
// MARK: - MessagesDataSource
extension ConversationViewController: MessagesDataSource {
func currentSender() -> Sender {
return SampleData().getCurrentSender()
}
func numberOfMessages(in messagesCollectionView: MessagesCollectionView) -> Int {
return messageList.count
}
func messageForItem(at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> MessageType {
return messageList[indexPath.section]
}
func avatar(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> Avatar {
return SampleData().getAvatarFor(sender: message.sender)
}
func cellTopLabelAttributedText(for message: MessageType, at indexPath: IndexPath) -> NSAttributedString? {
let name = message.sender.displayName
return NSAttributedString(string: name, attributes: [NSAttributedStringKey.font: UIFont.preferredFont(forTextStyle: .caption1)])
}
func cellBottomLabelAttributedText(for message: MessageType, at indexPath: IndexPath) -> NSAttributedString? {
let formatter = DateFormatter()
formatter.dateStyle = .medium
let dateString = formatter.string(from: message.sentDate)
return NSAttributedString(string: dateString, attributes: [NSAttributedStringKey.font: UIFont.preferredFont(forTextStyle: .caption2)])
}
}
// MARK: - MessagesDisplayDelegate
extension ConversationViewController: MessagesDisplayDelegate {
func textColor(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> UIColor {
return isFromCurrentSender(message: message) ? .white : .darkText
}
func messageStyle(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> MessageStyle {
let corner: MessageStyle.TailCorner = isFromCurrentSender(message: message) ? .bottomRight : .bottomLeft
return .bubbleTail(corner, .curved)
// let configurationClosure = { (view: MessageContainerView) in}
// return .custom(configurationClosure)
}
func messageFooterView(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> MessageFooterView? {
return messagesCollectionView.dequeueMessageFooterView(for: indexPath)
}
}
// MARK: - MessagesLayoutDelegate
extension ConversationViewController: MessagesLayoutDelegate {
func cellTopLabelAlignment(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> LabelAlignment {
if isFromCurrentSender(message: message) {
return .messageTrailing(UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 10))
} else {
return .messageLeading(UIEdgeInsets(top: 0, left: 10, bottom: 0, right: 0))
}
}
func cellBottomLabelAlignment(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> LabelAlignment {
if isFromCurrentSender(message: message) {
return .messageLeading(UIEdgeInsets(top: 0, left: 10, bottom: 0, right: 0))
} else {
return .messageTrailing(UIEdgeInsets(top: 0, left: 0, bottom: 0, right: 10))
}
}
func avatarAlignment(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> AvatarAlignment {
return .messageBottom
}
func footerViewSize(for message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> CGSize {
return CGSize(width: messagesCollectionView.bounds.width, height: 10)
}
}
// MARK: - LocationMessageLayoutDelegate
extension ConversationViewController: LocationMessageLayoutDelegate {
func heightForLocation(message: MessageType, at indexPath: IndexPath, with maxWidth: CGFloat, in messagesCollectionView: MessagesCollectionView) -> CGFloat {
return 200
}
}
// MARK: - MediaMessageLayoutDelegate
extension ConversationViewController: MediaMessageLayoutDelegate {}
// MARK: - MessageCellDelegate
extension ConversationViewController: MessageCellDelegate {
func didTapAvatar<T>(in cell: MessageCollectionViewCell<T>) {
print("Avatar tapped")
}
func didTapMessage<T>(in cell: MessageCollectionViewCell<T>) {
print("Message tapped")
}
func didTapTopLabel<T>(in cell: MessageCollectionViewCell<T>) {
print("Top label tapped")
}
func didTapBottomLabel<T>(in cell: MessageCollectionViewCell<T>) {
print("Bottom label tapped")
}
}
// MARK: - MessageLabelDelegate
extension ConversationViewController: MessageLabelDelegate {
func didSelectAddress(_ addressComponents: [String : String]) {
print("Address Selected: \(addressComponents)")
}
func didSelectDate(_ date: Date) {
print("Date Selected: \(date)")
}
func didSelectPhoneNumber(_ phoneNumber: String) {
print("Phone Number Selected: \(phoneNumber)")
}
func didSelectURL(_ url: URL) {
print("URL Selected: \(url)")
}
}
// MARK: - LocationMessageDisplayDelegate
extension ConversationViewController: LocationMessageDisplayDelegate {
func annotationViewForLocation(message: MessageType, at indexPath: IndexPath, in messageCollectionView: MessagesCollectionView) -> MKAnnotationView? {
let annotationView = MKAnnotationView(annotation: nil, reuseIdentifier: nil)
let pinImage = #imageLiteral(resourceName: "pin")
annotationView.image = pinImage
annotationView.centerOffset = CGPoint(x: 0, y: -pinImage.size.height / 2)
return annotationView
}
func animationBlockForLocation(message: MessageType, at indexPath: IndexPath, in messagesCollectionView: MessagesCollectionView) -> ((UIView) -> Void)? {
return { view in
view.layer.transform = CATransform3DMakeScale(0, 0, 0)
view.alpha = 0.0
UIView.animate(withDuration: 0.6, delay: 0, usingSpringWithDamping: 0.9, initialSpringVelocity: 0, options: [], animations: {
view.layer.transform = CATransform3DIdentity
view.alpha = 1.0
}, completion: nil)
}
}
}
// MARK: - MessageInputBarDelegate
extension ConversationViewController: MessageInputBarDelegate {
func messageInputBar(_ inputBar: MessageInputBar, didPressSendButtonWith text: String) {
messageList.append(MockMessage(text: text, sender: currentSender(), messageId: UUID().uuidString))
inputBar.inputTextView.text = String()
messagesCollectionView.reloadData()
}
}