creating NewGroupViewController, activating New Group cell, choosing contacts for new group

deltachat-ios.xcodeproj/project.pbxproj

@@ -7,6 +7,7 @@
 	objects = {
 
 /* Begin PBXBuildFile section */
+		7070FB3D20FDD9FE000DC258 /* NewGroupViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 7070FB3C20FDD9FE000DC258 /* NewGroupViewController.swift */; };
 		7092474120B3869500AF8799 /* ContactProfileViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = 7092474020B3869500AF8799 /* ContactProfileViewController.swift */; };
 		70A4C09B208007B700D577B3 /* mrmailbox_receive_imf.c in Sources */ = {isa = PBXBuildFile; fileRef = 70A4C089208007B500D577B3 /* mrmailbox_receive_imf.c */; };
 		70A4C09C208007B700D577B3 /* mrmailbox_securejoin.c in Sources */ = {isa = PBXBuildFile; fileRef = 70A4C08B208007B500D577B3 /* mrmailbox_securejoin.c */; };
@@ -106,6 +107,7 @@
 
 /* Begin PBXFileReference section */
 		6241BE1534A653E79AD5D01D /* Pods_deltachat_ios.framework */ = {isa = PBXFileReference; explicitFileType = wrapper.framework; includeInIndex = 0; path = Pods_deltachat_ios.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		7070FB3C20FDD9FE000DC258 /* NewGroupViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NewGroupViewController.swift; sourceTree = "<group>"; };
 		7092474020B3869500AF8799 /* ContactProfileViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ContactProfileViewController.swift; sourceTree = "<group>"; };
 		70A4C081208007B400D577B3 /* mrarray-private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "mrarray-private.h"; sourceTree = "<group>"; };
 		70A4C082208007B400D577B3 /* mrchatlist-private.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = "mrchatlist-private.h"; sourceTree = "<group>"; };
@@ -369,6 +371,7 @@
 			isa = PBXGroup;
 			children = (
 				AEACE2DE1FB3246400DCDD78 /* Message.swift */,
+				7070FB3C20FDD9FE000DC258 /* NewGroupViewController.swift */,
 				7A9FB15B1FB07364001FEA36 /* libraries */,
 				7A9FB1431FB061E2001FEA36 /* AppDelegate.swift */,
 				7A451DAF1FB1F84900177250 /* AppCoordinator.swift */,
@@ -663,6 +666,7 @@
 				AEACE2DF1FB3246400DCDD78 /* Message.swift in Sources */,
 				7A79236D1FB0A2C800BC2DE5 /* keyring.c in Sources */,
 				7A7923721FB0A2C800BC2DE5 /* reader.c in Sources */,
+				7070FB3D20FDD9FE000DC258 /* NewGroupViewController.swift in Sources */,
 				7A9FB54F1FB08557001FEA36 /* mrpgp.c in Sources */,
 				70A4C0A1208007B700D577B3 /* mrmailbox_keyhistory.c in Sources */,
 				7A7923701FB0A2C800BC2DE5 /* packet-parse.c in Sources */,
@@ -859,7 +863,7 @@
 					"-lz",
 					"-lcrypto",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "com.jonasreinsch.deltachat-ios";
+				PRODUCT_BUNDLE_IDENTIFIER = com.jonasreinsch.deltachatios;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "deltachat-ios/deltachat-ios-Bridging-Header.h";
 				SWIFT_OPTIMIZATION_LEVEL = "-Onone";
@@ -885,7 +889,7 @@
 					"-lz",
 					"-lcrypto",
 				);
-				PRODUCT_BUNDLE_IDENTIFIER = "com.jonasreinsch.deltachat-ios";
+				PRODUCT_BUNDLE_IDENTIFIER = com.jonasreinsch.deltachatios;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "deltachat-ios/deltachat-ios-Bridging-Header.h";
 				SWIFT_VERSION = 4.0;

deltachat-ios/NewChatViewController.swift

@@ -110,11 +110,8 @@ class NewChatViewController: UITableViewController {
             navigationController?.pushViewController(newContactController, animated: true)
         }
         if row == 1 {
-            let alertController = UIAlertController(title: "Not implemented", message: "Adding groups is not yet implemented.", preferredStyle: .alert)
-            let okAction = UIAlertAction(title: "Ok", style: .default, handler: nil)
-            alertController.addAction(okAction)
-            present(alertController, animated: false, completion: nil)
-            tableView.deselectRow(at: indexPath, animated: true)
+            let newGroupController = NewGroupViewController()
+            navigationController?.pushViewController(newGroupController, animated: true)
         }
         if row > 1 {
             let contactIndex = row - 2

deltachat-ios/NewGroupViewController.swift

@@ -0,0 +1,72 @@
+//
+//  NewGroupViewController.swift
+//  deltachat-ios
+//
+//  Created by Alla Reinsch on 17.07.18.
+//  Copyright © 2018 Jonas Reinsch. All rights reserved.
+//
+
+import UIKit
+
+class NewGroupViewController: UITableViewController {
+
+    let contactCellReuseIdentifier = "xyz"
+    var contactIds: [Int] = Utils.getContactIds()
+    var contactIdsForGroup: Set<Int> = []
+    
+    override func viewDidLoad() {
+        super.viewDidLoad()
+        self.title = "New Group"
+        tableView.register(ContactCell.self, forCellReuseIdentifier: contactCellReuseIdentifier)
+    }
+
+    override func didReceiveMemoryWarning() {
+        super.didReceiveMemoryWarning()
+    }
+
+
+    override func numberOfSections(in tableView: UITableView) -> Int {
+        return 1
+    }
+
+    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
+        return contactIds.count
+    }
+
+  
+    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
+        guard let cell:ContactCell = tableView.dequeueReusableCell(withIdentifier: contactCellReuseIdentifier, for: indexPath) as? ContactCell else {
+            fatalError("shouldn't happen")
+        }
+        
+        let row = indexPath.row
+        let contactRow = row
+
+        let contact = MRContact(id: contactIds[contactRow])
+        cell.nameLabel.text = contact.name
+        cell.emailLabel.text = contact.email
+        cell.initialsLabel.text = Utils.getInitials(inputName: contact.name)
+        let contactColor = Utils.contactColor(row: contactRow)
+        cell.setColor(contactColor)
+        
+        return cell
+    }
+    
+    override func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
+        let row = indexPath.row
+        if let cell = tableView.cellForRow(at: indexPath) {
+            tableView.deselectRow(at: indexPath, animated: true)
+            let contactId = contactIds[row]
+            if contactIdsForGroup.contains(contactId) {
+                contactIdsForGroup.remove(contactId)
+                cell.accessoryType = .none
+            } else {
+                contactIdsForGroup.insert(contactId)
+                cell.accessoryType = .checkmark
+            }
+        }
+            
+    }
+ 
+
+}