Do not watch channels when searching by channels (#3472)

* Do not watch channels when searching by channels

* Update CHANGELOG.md

Author: nuno-vieira

CHANGELOG.md

@@ -3,6 +3,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 # Upcoming
 
+## StreamChat
+### 🐞 Fixed
+- Fix watching channels when performing channel search [#3472](https://github.com/GetStream/stream-chat-swift/pull/3472)
+
 ## StreamChatUI
 ### ✅ Added
 - Open `shouldMarkThreadRead` and `shouldMarkChannelRead` [#3468](https://github.com/GetStream/stream-chat-swift/pull/3468)

Sources/StreamChatUI/ChatChannelList/Search/ChatChannelSearchVC.swift

@@ -21,12 +21,16 @@ open class ChatChannelSearchVC: ChatChannelListSearchVC {
     override open func loadSearchResults(with text: String) {
         guard let currentUserId = controller.client.currentUserId else { return }
 
-        replaceQuery(.init(
+        var searchChannelsQuery = ChannelListQuery(
             filter: .and([
                 .autocomplete(.name, text: text),
                 .containMembers(userIds: [currentUserId])
             ])
-        ))
+        )
+        // Do not watch the query when searching.
+        searchChannelsQuery.options = []
+
+        replaceQuery(searchChannelsQuery)
     }
 
     override open func loadMoreSearchResults() {

Tests/StreamChatUITests/SnapshotTests/ChatChannelList/Search/ChatChannelSearchVC_Tests.swift

@@ -100,6 +100,7 @@ final class ChatChannelSearchVC_Tests: XCTestCase {
             vc.controller.query.filter.filterHash,
             "(name AUTOCOMPLETE Dummy) AND (members IN [\"\(currentUserId)\"])"
         )
+        XCTAssertTrue(vc.controller.query.options.isEmpty)
     }
 
     func test_loadMoreSearchResults() {