Add the ability to search and join open conversations.

Signed-off-by: Ivan Sein <ivan@nextcloud.com>

NextcloudTalk/NCAPIController.h

@@ -121,6 +121,7 @@ extern NSInteger const kReceivedChatMessagesLimit;
 // Rooms Controller
 - (NSURLSessionDataTask *)getRoomsForAccount:(TalkAccount *)account updateStatus:(BOOL)updateStatus withCompletionBlock:(GetRoomsCompletionBlock)block;
 - (NSURLSessionDataTask *)getRoomForAccount:(TalkAccount *)account withToken:(NSString *)token withCompletionBlock:(GetRoomCompletionBlock)block;
+- (NSURLSessionDataTask *)getListableRoomsForAccount:(TalkAccount *)account withSearchTerm:(NSString *)searchTerm andCompletionBlock:(GetRoomsCompletionBlock)block;
 - (NSURLSessionDataTask *)createRoomForAccount:(TalkAccount *)account with:(NSString *)invite ofType:(NCRoomType)type andName:(NSString *)roomName withCompletionBlock:(CreateRoomCompletionBlock)block;
 - (NSURLSessionDataTask *)renameRoom:(NSString *)token forAccount:(TalkAccount *)account withName:(NSString *)newName andCompletionBlock:(RenameRoomCompletionBlock)block;
 - (NSURLSessionDataTask *)makeRoomPublic:(NSString *)token forAccount:(TalkAccount *)account withCompletionBlock:(MakeRoomPublicCompletionBlock)block;

NextcloudTalk/NCAPIController.m

@@ -298,6 +298,38 @@ NSInteger const kReceivedChatMessagesLimit = 100;
     return task;
 }
 
+- (NSURLSessionDataTask *)getListableRoomsForAccount:(TalkAccount *)account withSearchTerm:(NSString *)searchTerm andCompletionBlock:(GetRoomsCompletionBlock)block
+{
+    NSString *endpoint = @"listed-room";
+    NSInteger conversationAPIVersion = [self conversationAPIVersionForAccount:account];
+    NSString *URLString = [self getRequestURLForEndpoint:endpoint withAPIVersion:conversationAPIVersion forAccount:account];
+    NSDictionary *parameters = nil;
+    if (searchTerm.length > 0) {
+        parameters = @{@"searchTerm" : searchTerm};
+    }
+    NCAPISessionManager *apiSessionManager = [_apiSessionManagers objectForKey:account.accountId];
+    NSURLSessionDataTask *task = [apiSessionManager GET:URLString parameters:parameters progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nonnull responseObject) {
+        NSArray *responseRooms = [[responseObject objectForKey:@"ocs"] objectForKey:@"data"];
+        NSMutableArray *parsedRooms = [NSMutableArray new];
+        for (NSDictionary *roomDict in responseRooms) {
+            NCRoom *room = [NCRoom roomWithDictionary:roomDict andAccountId:account.accountId];
+            [parsedRooms addObject:room];
+        }
+        if (block) {
+            block(parsedRooms, nil, 0);
+        }
+    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {
+        NSInteger statusCode = [self getResponseStatusCode:task.response];
+        [self checkResponseStatusCode:statusCode forAccount:account];
+        if (block) {
+            block(nil, error, statusCode);
+        }
+    }];
+    
+    return task;
+}
+
+
 - (NSURLSessionDataTask *)createRoomForAccount:(TalkAccount *)account with:(NSString *)invite ofType:(NCRoomType)type andName:(NSString *)roomName withCompletionBlock:(CreateRoomCompletionBlock)block
 {
     NSString *endpoint = @"room";

NextcloudTalk/NCDatabaseManager.h

@@ -42,6 +42,7 @@ extern NSString * const kCapabilityCirclesSupport;
 extern NSString * const kCapabilityChatReferenceId;
 extern NSString * const kCapabilityPhonebookSearch;
 extern NSString * const kCapabilityChatReadStatus;
+extern NSString * const kCapabilityListableRooms;
 extern NSString * const kCapabilityDeleteMessages;
 extern NSString * const kCapabilityCallFlags;
 extern NSString * const kCapabilityRoomDescription;

NextcloudTalk/NCDatabaseManager.m

@@ -44,6 +44,7 @@ NSString * const kCapabilityCirclesSupport          = @"circles-support";
 NSString * const kCapabilityChatReferenceId         = @"chat-reference-id";
 NSString * const kCapabilityPhonebookSearch         = @"phonebook-search";
 NSString * const kCapabilityChatReadStatus          = @"chat-read-status";
+NSString * const kCapabilityListableRooms           = @"listable-rooms";
 NSString * const kCapabilityDeleteMessages          = @"delete-messages";
 NSString * const kCapabilityCallFlags               = @"conversation-call-flags";
 NSString * const kCapabilityRoomDescription         = @"room-description";

NextcloudTalk/RoomSearchTableViewController.h

@@ -24,9 +24,15 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
+@class NCRoom;
+
 @interface RoomSearchTableViewController : UITableViewController
 
 @property (nonatomic, strong) NSArray *rooms;
+@property (nonatomic, strong) NSArray *listableRooms;
+
+- (NCRoom *)roomForIndexPath:(NSIndexPath *)indexPath;
+- (BOOL)hasResults;
 
 @end
 

NextcloudTalk/RoomSearchTableViewController.m

@@ -33,6 +33,11 @@
 #import "PlaceholderView.h"
 #import "RoomTableViewCell.h"
 
+typedef enum RoomSearchSection {
+    RoomSearchSectionFiltered = 0,
+    RoomSearchSectionListable
+} RoomSearchSection;
+
 @interface RoomSearchTableViewController ()
 {
     PlaceholderView *_roomSearchBackgroundView;
@@ -85,14 +90,39 @@
     return [formatter stringFromDate:date];
 }
 
-#pragma mark - Table view data source
-
-- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {
-    return 1;
+- (NCRoom *)roomForIndexPath:(NSIndexPath *)indexPath
+{
+    if (indexPath.section == RoomSearchSectionFiltered && indexPath.row < _rooms.count) {
+        return [_rooms objectAtIndex:indexPath.row];
+    } else if (indexPath.section == RoomSearchSectionListable && indexPath.row < _listableRooms.count) {
+        return [_listableRooms objectAtIndex:indexPath.row];
+    }
+    
+    return nil;
 }
 
-- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
-    return _rooms.count;
+- (BOOL)hasResults
+{
+    return _rooms.count > 0 || _listableRooms.count > 0;
+}
+
+#pragma mark - Table view data source
+
+- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
+{
+    return _listableRooms.count > 0 ? 2 : 1;
+}
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
+{
+    switch (section) {
+        case RoomSearchSectionFiltered:
+            return _rooms.count;
+        case RoomSearchSectionListable:
+            return _listableRooms.count;
+        default:
+            return 0;
+    }
 }
 
 - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath
@@ -100,14 +130,20 @@
     return kRoomTableCellHeight;
 }
 
-//- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
-//{
-//    return [_indexes objectAtIndex:section];
-//}
+- (NSString *)tableView:(UITableView *)tableView titleForHeaderInSection:(NSInteger)section
+{
+    switch (section) {
+        case RoomSearchSectionListable:
+            return NSLocalizedString(@"Open conversations", nil);
+        default:
+            return nil;
+    }
+}
 
 - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
 {
-    NCRoom *room = [_rooms objectAtIndex:indexPath.row];
+    NCRoom *room = [self roomForIndexPath:indexPath];
+    
     RoomTableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:kRoomCellIdentifier];
     if (!cell) {
         cell = [[RoomTableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:kRoomCellIdentifier];

NextcloudTalk/RoomsTableViewController.m

@@ -454,8 +454,17 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 
 - (void)searchForRoomsWithString:(NSString *)searchString
 {
+    // Filter rooms
     _resultTableViewController.rooms = [self filterRoomsWithString:searchString];
     [_resultTableViewController.tableView reloadData];
+    // Search for listable rooms
+    TalkAccount *account = [[NCDatabaseManager sharedInstance] activeAccount];
+    [[NCAPIController sharedInstance] getListableRoomsForAccount:account withSearchTerm:searchString andCompletionBlock:^(NSArray *rooms, NSError *error, NSInteger statusCode) {
+        if (!error) {
+            self->_resultTableViewController.listableRooms = rooms;
+            [self->_resultTableViewController.tableView reloadData];
+        }
+    }];
 }
 
 - (NSArray *)filterRoomsWithString:(NSString *)searchString
@@ -687,8 +696,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)setNotificationLevelForRoomAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     UIAlertController *optionsActionSheet =
@@ -731,8 +740,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)shareLinkFromRoomAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     TalkAccount *activeAccount = [[NCDatabaseManager sharedInstance] activeAccount];
@@ -767,8 +776,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)addRoomToFavoritesAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     [[NCAPIController sharedInstance] addRoomToFavorites:room.token forAccount:[[NCDatabaseManager sharedInstance] activeAccount] withCompletionBlock:^(NSError *error) {
@@ -782,8 +791,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)removeRoomFromFavoritesAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     [[NCAPIController sharedInstance] removeRoomFromFavorites:room.token forAccount:[[NCDatabaseManager sharedInstance] activeAccount] withCompletionBlock:^(NSError *error) {
@@ -797,8 +806,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)presentRoomInfoForRoomAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     RoomInfoTableViewController *roomInfoVC = [[RoomInfoTableViewController alloc] initForRoom:room];
@@ -809,8 +818,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)leaveRoomAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     UIAlertController *confirmDialog =
@@ -818,7 +827,7 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
                                         message:NSLocalizedString(@"Once a conversation is left, to rejoin a closed conversation, an invite is needed. An open conversation can be rejoined at any time.", nil)
                                  preferredStyle:UIAlertControllerStyleAlert];
     UIAlertAction *confirmAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"Leave", nil) style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {
-        [_rooms removeObjectAtIndex:indexPath.row];
+        [self->_rooms removeObjectAtIndex:indexPath.row];
         [self.tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationFade];
         [[NCAPIController sharedInstance] removeSelfFromRoom:room.token forAccount:[[NCDatabaseManager sharedInstance] activeAccount] withCompletionBlock:^(NSInteger errorCode, NSError *error) {
             if (errorCode == 400) {
@@ -838,8 +847,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)deleteRoomAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     UIAlertController *confirmDialog =
@@ -847,7 +856,7 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
                                         message:room.deletionMessage
                                  preferredStyle:UIAlertControllerStyleAlert];
     UIAlertAction *confirmAction = [UIAlertAction actionWithTitle:NSLocalizedString(@"Delete", nil) style:UIAlertActionStyleDestructive handler:^(UIAlertAction * _Nonnull action) {
-        [_rooms removeObjectAtIndex:indexPath.row];
+        [self->_rooms removeObjectAtIndex:indexPath.row];
         [self.tableView deleteRowsAtIndexPaths:[NSArray arrayWithObject:indexPath] withRowAnimation:UITableViewRowAnimationFade];
         [[NCAPIController sharedInstance] deleteRoom:room.token forAccount:[[NCDatabaseManager sharedInstance] activeAccount] withCompletionBlock:^(NSError *error) {
             if (error) {
@@ -865,8 +874,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (void)presentMoreActionsForRoomAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     UIAlertController *optionsActionSheet =
@@ -930,8 +939,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
     
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     [[NCRoomsManager sharedInstance] startChatInRoom:room];
@@ -1001,8 +1010,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 - (NSString *)tableView:(UITableView *)tableView titleForDeleteConfirmationButtonForRowAtIndexPath:(NSIndexPath *)indexPath
 {
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     NSString *deleteButtonText = NSLocalizedString(@"Delete", nil);
@@ -1016,8 +1025,8 @@ typedef void (^FetchRoomsCompletionBlock)(BOOL success);
 {
     if (editingStyle == UITableViewCellEditingStyleDelete) {
         NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-        if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-            room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+        if (_searchController.active && _resultTableViewController.hasResults) {
+            room = [_resultTableViewController roomForIndexPath:indexPath];
         }
         
         if (room.isLeavable) {
@@ -1045,8 +1054,8 @@ API_AVAILABLE(ios(11.0)){
     deleteAction.image = [UIImage imageNamed:@"delete"];
     
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     
     if (room.isLeavable) {
@@ -1064,8 +1073,8 @@ API_AVAILABLE(ios(11.0)){
 - (UISwipeActionsConfiguration *)tableView:(UITableView *)tableView leadingSwipeActionsConfigurationForRowAtIndexPath:(nonnull NSIndexPath *)indexPath
 API_AVAILABLE(ios(11.0)){
     NCRoom *room = [_rooms objectAtIndex:indexPath.row];
-    if (_searchController.active && _resultTableViewController.rooms.count > 0) {
-        room = [_resultTableViewController.rooms objectAtIndex:indexPath.row];
+    if (_searchController.active && _resultTableViewController.hasResults) {
+        room = [_resultTableViewController roomForIndexPath:indexPath];
     }
     UIContextualAction *favoriteAction = [UIContextualAction contextualActionWithStyle:UIContextualActionStyleNormal title:nil
                                                                                handler:^(UIContextualAction * _Nonnull action, __kindof UIView * _Nonnull sourceView, void (^ _Nonnull completionHandler)(BOOL)) {