GroupMembersViewController.swift 4.7 KB

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  1. import UIKit
  2. class NewGroupViewController: GroupMembersViewController {
  3. weak var coordinator: NewGroupCoordinator?
  4. override func viewDidLoad() {
  5. super.viewDidLoad()
  6. title = "New Group"
  7. navigationController?.navigationBar.prefersLargeTitles = false
  8. let groupCreationNextButton = UIBarButtonItem(title: "Next", style: .done, target: self, action: #selector(nextButtonPressed))
  9. navigationItem.rightBarButtonItem = groupCreationNextButton
  10. contactIds = Utils.getContactIds()
  11. }
  12. override func didReceiveMemoryWarning() {
  13. super.didReceiveMemoryWarning()
  14. }
  15. @objc func nextButtonPressed() {
  16. coordinator?.showGroupNameController(contactIdsForGroup: selectedContactIds)
  17. }
  18. }
  19. class AddGroupMembersViewController: GroupMembersViewController {
  20. private var chatId: Int?
  21. private lazy var resetButton: UIBarButtonItem = {
  22. let button = UIBarButtonItem(title: "Reset", style: .plain, target: self, action: #selector(resetButtonPressed))
  23. button.isEnabled = false
  24. return button
  25. }()
  26. override var selectedContactIds: Set<Int> {
  27. didSet {
  28. resetButton.isEnabled = !selectedContactIds.isEmpty
  29. }
  30. }
  31. private lazy var chat: MRChat? = {
  32. if let chatId = chatId {
  33. return MRChat(id: chatId)
  34. }
  35. return nil
  36. }()
  37. private lazy var chatMemberIds: [Int] = {
  38. if let chat = chat {
  39. return chat.contactIds
  40. }
  41. return []
  42. }()
  43. private lazy var memberCandidateIds: [Int] = {
  44. var contactIds = Set(Utils.getContactIds()) // turn into set to speed up search
  45. for member in chatMemberIds {
  46. contactIds.remove(member)
  47. }
  48. return Array(contactIds)
  49. }()
  50. init(chatId: Int) {
  51. super.init()
  52. self.chatId = chatId
  53. }
  54. required init?(coder _: NSCoder) {
  55. fatalError("init(coder:) has not been implemented")
  56. }
  57. override func viewDidLoad() {
  58. super.viewDidLoad()
  59. super.contactIds = memberCandidateIds
  60. super.navigationItem.rightBarButtonItem = resetButton
  61. title = "Add Group Members"
  62. // Do any additional setup after loading the view.
  63. }
  64. override func viewWillDisappear(_: Bool) {
  65. guard let chatId = chatId else {
  66. return
  67. }
  68. for contactId in selectedContactIds {
  69. dc_add_contact_to_chat(mailboxPointer, UInt32(chatId), UInt32(contactId))
  70. }
  71. }
  72. @objc func resetButtonPressed() {
  73. selectedContactIds = []
  74. tableView.reloadData()
  75. }
  76. }
  77. class GroupMembersViewController: UITableViewController {
  78. let contactCellReuseIdentifier = "contactCell"
  79. var contactIds: [Int] = [] {
  80. didSet {
  81. tableView.reloadData()
  82. }
  83. }
  84. var selectedContactIds: Set<Int> = []
  85. init() {
  86. super.init(nibName: nil, bundle: nil)
  87. hidesBottomBarWhenPushed = true
  88. }
  89. required init?(coder _: NSCoder) {
  90. fatalError("init(coder:) has not been implemented")
  91. }
  92. override func viewDidLoad() {
  93. tableView.register(ContactCell.self, forCellReuseIdentifier: contactCellReuseIdentifier)
  94. }
  95. override func numberOfSections(in _: UITableView) -> Int {
  96. return 1
  97. }
  98. override func tableView(_: UITableView, numberOfRowsInSection _: Int) -> Int {
  99. return contactIds.count
  100. }
  101. override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
  102. guard let cell: ContactCell = tableView.dequeueReusableCell(withIdentifier: contactCellReuseIdentifier, for: indexPath) as? ContactCell else {
  103. fatalError("shouldn't happen")
  104. }
  105. let row = indexPath.row
  106. let contactRow = row
  107. let contact = MRContact(id: contactIds[contactRow])
  108. cell.nameLabel.text = contact.name
  109. cell.emailLabel.text = contact.email
  110. cell.initialsLabel.text = Utils.getInitials(inputName: contact.name)
  111. cell.accessoryType = selectedContactIds.contains(contactIds[row]) ? .checkmark : .none
  112. cell.setColor(contact.color)
  113. return cell
  114. }
  115. override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
  116. let row = indexPath.row
  117. if let cell = tableView.cellForRow(at: indexPath) {
  118. tableView.deselectRow(at: indexPath, animated: true)
  119. let contactId = contactIds[row]
  120. if selectedContactIds.contains(contactId) {
  121. selectedContactIds.remove(contactId)
  122. cell.accessoryType = .none
  123. } else {
  124. selectedContactIds.insert(contactId)
  125. cell.accessoryType = .checkmark
  126. }
  127. }
  128. }
  129. }