Contact search results

// FREEBIE

Signal/src/ViewControllers/HomeView/ConversationSearchViewController.swift

@@ -34,6 +34,7 @@ class ConversationSearchViewController: UITableViewController {
 
         tableView.register(ConversationSearchResultCell.self, forCellReuseIdentifier: ConversationSearchResultCell.reuseIdentifier)
         tableView.register(MessageSearchResultCell.self, forCellReuseIdentifier: MessageSearchResultCell.reuseIdentifier)
+        tableView.register(ContactSearchResultCell.self, forCellReuseIdentifier: ContactSearchResultCell.reuseIdentifier)
     }
 
     // MARK: UITableViewDelegate
@@ -102,8 +103,16 @@ class ConversationSearchViewController: UITableViewController {
             cell.configure(searchResult: searchResult)
             return cell
         case .contacts:
-            // TODO
-            return UITableViewCell()
+            guard let cell = tableView.dequeueReusableCell(withIdentifier: ContactSearchResultCell.reuseIdentifier) as? ContactSearchResultCell else {
+                return UITableViewCell()
+            }
+
+            guard let searchResult = self.searchResultSet.contacts[safe: indexPath.row] else {
+                return UITableViewCell()
+            }
+
+            cell.configure(searchResult: searchResult)
+            return cell
         case .messages:
             guard let cell = tableView.dequeueReusableCell(withIdentifier: MessageSearchResultCell.reuseIdentifier) as? MessageSearchResultCell else {
                 return UITableViewCell()
@@ -209,7 +218,7 @@ class ConversationSearchResultCell: UITableViewCell {
         return Environment.current().contactsManager
     }
 
-    func configure(searchResult: SearchResult) {
+    func configure(searchResult: ConversationSearchResult) {
         self.avatarView.image = OWSAvatarBuilder.buildImage(thread: searchResult.thread.threadRecord, diameter: avatarWidth, contactsManager: self.contactsManager)
         self.nameLabel.text = searchResult.thread.name
         self.snippetLabel.text = searchResult.snippet
@@ -242,7 +251,7 @@ class MessageSearchResultCell: UITableViewCell {
         fatalError("init(coder:) has not been implemented")
     }
 
-    func configure(searchResult: SearchResult) {
+    func configure(searchResult: ConversationSearchResult) {
         self.nameLabel.text = searchResult.thread.name
 
         guard let snippet = searchResult.snippet else {
@@ -272,3 +281,49 @@ class MessageSearchResultCell: UITableViewCell {
         }
     }
 }
+
+class ContactSearchResultCell: UITableViewCell {
+    static let reuseIdentifier = "ContactSearchResultCell"
+
+    let nameLabel: UILabel
+    let snippetLabel: UILabel
+    let avatarView: AvatarImageView
+    let avatarWidth: UInt = 40
+
+    override init(style: UITableViewCellStyle, reuseIdentifier: String?) {
+        self.nameLabel = UILabel()
+        self.snippetLabel = UILabel()
+        self.avatarView = AvatarImageView()
+        avatarView.autoSetDimensions(to: CGSize(width: CGFloat(avatarWidth), height: CGFloat(avatarWidth)))
+
+        super.init(style: style, reuseIdentifier: reuseIdentifier)
+
+        nameLabel.font = UIFont.ows_dynamicTypeBody.ows_mediumWeight()
+        snippetLabel.font = UIFont.ows_dynamicTypeFootnote
+
+        let textRows = UIStackView(arrangedSubviews: [nameLabel, snippetLabel])
+        textRows.axis = .vertical
+
+        let columns = UIStackView(arrangedSubviews: [avatarView, textRows])
+        columns.axis = .horizontal
+        columns.spacing = 8
+
+        contentView.addSubview(columns)
+        columns.autoPinEdgesToSuperviewMargins()
+    }
+
+    required init?(coder aDecoder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+
+    var contactsManager: OWSContactsManager {
+        return Environment.current().contactsManager
+    }
+
+    func configure(searchResult: ContactSearchResult) {
+        let avatarBuilder = OWSContactAvatarBuilder.init(signalId: searchResult.recipientId, diameter: avatarWidth, contactsManager: contactsManager)
+        self.avatarView.image = avatarBuilder.build()
+        self.nameLabel.text = self.contactsManager.displayName(forPhoneIdentifier: searchResult.recipientId)
+        self.snippetLabel.text = searchResult.recipientId
+    }
+}

SignalMessaging/utils/ConversationSearcher.swift

@@ -5,7 +5,7 @@
 import Foundation
 import SignalServiceKit
 
-public class SearchResult {
+public class ConversationSearchResult {
     public let thread: ThreadViewModel
     public let snippet: String?
 
@@ -15,12 +15,23 @@ public class SearchResult {
     }
 }
 
+public class ContactSearchResult {
+    public let signalAccount: SignalAccount
+    public var recipientId: String {
+        return signalAccount.recipientId
+    }
+
+    init(signalAccount: SignalAccount) {
+        self.signalAccount = signalAccount
+    }
+}
+
 public class SearchResultSet {
-    public let conversations: [SearchResult]
-    public let contacts: [SearchResult]
-    public let messages: [SearchResult]
+    public let conversations: [ConversationSearchResult]
+    public let contacts: [ContactSearchResult]
+    public let messages: [ConversationSearchResult]
 
-    public init(conversations: [SearchResult], contacts: [SearchResult], messages: [SearchResult]) {
+    public init(conversations: [ConversationSearchResult], contacts: [ContactSearchResult], messages: [ConversationSearchResult]) {
         self.conversations = conversations
         self.contacts = contacts
         self.messages = messages
@@ -44,32 +55,42 @@ public class ConversationSearcher: NSObject {
     }
 
     public func results(searchText: String, transaction: YapDatabaseReadTransaction) -> SearchResultSet {
-        var conversations: [SearchResult] = []
-        var contacts: [SearchResult] = []
-        var messages: [SearchResult] = []
+        var conversations: [ConversationSearchResult] = []
+        var contacts: [ContactSearchResult] = []
+        var messages: [ConversationSearchResult] = []
+
+        var existingConversationRecipientIds: Set<String> = Set()
 
         self.finder.enumerateObjects(searchText: searchText, transaction: transaction) { (match: Any, snippet: String?) in
             if let thread = match as? TSThread {
                 let threadViewModel = ThreadViewModel(thread: thread, transaction: transaction)
                 let snippet: String? = thread.lastMessageText(transaction: transaction)
-                let searchResult = SearchResult(thread: threadViewModel, snippet: snippet)
+                let searchResult = ConversationSearchResult(thread: threadViewModel, snippet: snippet)
 
+                if let contactThread = thread as? TSContactThread {
+                    let recipientId = contactThread.contactIdentifier()
+                    existingConversationRecipientIds.insert(recipientId)
+                }
                 conversations.append(searchResult)
             } else if let message = match as? TSMessage {
                 let thread = message.thread(with: transaction)
 
                 let threadViewModel = ThreadViewModel(thread: thread, transaction: transaction)
-                let searchResult = SearchResult(thread: threadViewModel, snippet: snippet)
+                let searchResult = ConversationSearchResult(thread: threadViewModel, snippet: snippet)
 
                 messages.append(searchResult)
             } else if let signalAccount = match as? SignalAccount {
-                // TODO show "other contact" results when there is no existing thread
+                let searchResult = ContactSearchResult(signalAccount: signalAccount)
+                contacts.append(searchResult)
             } else {
                 Logger.debug("\(self.logTag) in \(#function) unhandled item: \(match)")
             }
         }
 
-        return SearchResultSet(conversations: conversations, contacts: contacts, messages: messages)
+        // Only show contacts which were not included in an existing conversation.
+        let otherContacts: [ContactSearchResult] = contacts.filter { !existingConversationRecipientIds.contains($0.recipientId) }
+
+        return SearchResultSet(conversations: conversations, contacts: otherContacts, messages: messages)
     }
 
     @objc(filterThreads:withSearchText:)

SignalServiceKit/src/Storage/FullTextSearchFinder.swift

@@ -91,13 +91,13 @@ public class FullTextSearchFinder: NSObject {
 
     private static let recipientIndexer: SearchIndexer<String> = SearchIndexer { (recipientId: String) in
         let displayName = contactsManager.displayName(forPhoneIdentifier: recipientId)
-        let searchableContent =  "\(recipientId) \(displayName)"
+        let searchableContent = "\(recipientId) \(displayName)"
 
         return normalize(text: searchableContent)
     }
 
     private static let messageIndexer: SearchIndexer<TSMessage> = SearchIndexer { (message: TSMessage) in
-        let searchableContent =  message.body ?? ""
+        let searchableContent = message.body ?? ""
 
         return normalize(text: searchableContent)
     }
@@ -109,6 +109,8 @@ public class FullTextSearchFinder: NSObject {
             return self.contactThreadIndexer.index(contactThread)
         } else if let message = object as? TSMessage {
             return self.messageIndexer.index(message)
+        } else if let signalAccount = object as? SignalAccount {
+            return self.recipientIndexer.index(signalAccount.recipientId)
         } else {
             return nil
         }