mirror of https://github.com/oxen-io/session-ios
Michael Kirk
7 years ago
parent
27ddf4a352
commit
e3b0333b97
@ -0,0 +1,90 @@
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//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import SignalServiceKit
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@objc
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class ConversationSearcher: NSObject {
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@objc
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public static let shared: ConversationSearcher = ConversationSearcher()
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override private init() {
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super.init()
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}
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@objc(filterThreads:withSearchText:)
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public func filterThreads(_ threads: [TSThread], searchText: String) -> [TSThread] {
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guard searchText.trimmingCharacters(in: .whitespacesAndNewlines).count > 0 else {
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return threads
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}
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return threads.filter { thread in
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switch thread {
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case let groupThread as TSGroupThread:
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return self.groupThreadSearcher.matches(item: groupThread, query: searchText)
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case let contactThread as TSContactThread:
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return self.contactThreadSearcher.matches(item: contactThread, query: searchText)
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default:
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owsFail("Unexpected thread type: \(thread)")
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return false
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}
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}
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}
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@objc(filterGroupThreads:withSearchText:)
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public func filterGroupThreads(_ groupThreads: [TSGroupThread], searchText: String) -> [TSGroupThread] {
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guard searchText.trimmingCharacters(in: .whitespacesAndNewlines).count > 0 else {
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return groupThreads
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}
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return groupThreads.filter { groupThread in
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return self.groupThreadSearcher.matches(item: groupThread, query: searchText)
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}
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}
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@objc(filterSignalAccounts:withSearchText:)
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public func filterSignalAccounts(_ signalAccounts: [SignalAccount], searchText: String) -> [SignalAccount] {
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guard searchText.trimmingCharacters(in: .whitespacesAndNewlines).count > 0 else {
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return signalAccounts
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}
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return signalAccounts.filter { signalAccount in
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self.signalAccountSearcher.matches(item: signalAccount, query: searchText)
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}
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}
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// MARK: - Helpers
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// MARK: Searchers
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private lazy var groupThreadSearcher: Searcher<TSGroupThread> = Searcher { (groupThread: TSGroupThread) in
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let groupName = groupThread.groupModel.groupName
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let memberStrings = groupThread.groupModel.groupMemberIds.map { recipientId in
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self.indexingString(recipientId: recipientId)
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}.joined(separator: " ")
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return "\(memberStrings) \(groupName ?? "")"
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}
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private lazy var contactThreadSearcher: Searcher<TSContactThread> = Searcher { (contactThread: TSContactThread) in
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let recipientId = contactThread.contactIdentifier()
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return self.indexingString(recipientId: recipientId)
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}
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private lazy var signalAccountSearcher: Searcher<SignalAccount> = Searcher { (signalAccount: SignalAccount) in
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let recipientId = signalAccount.recipientId
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return self.indexingString(recipientId: recipientId)
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}
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private var contactsManager: OWSContactsManager {
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return Environment.getCurrent().contactsManager
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}
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private func indexingString(recipientId: String) -> String {
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let contactName = contactsManager.displayName(forPhoneIdentifier: recipientId)
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let profileName = contactsManager.profileName(forRecipientId: recipientId)
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return "\(recipientId) \(contactName) \(profileName ?? "")"
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}
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}
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