element-ios/Riot/Modules/GlobalSearch/Messages/DataSources/HomeMessagesSearchDataSource.m
2019-01-11 11:45:27 +01:00

123 lines
4.5 KiB
Objective-C

/*
Copyright 2016 OpenMarket Ltd
Copyright 2017 Vector Creations Ltd
Copyright 2018 New Vector Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#import <MatrixKit/MatrixKit.h>
#import "HomeMessagesSearchDataSource.h"
#import "RoomBubbleCellData.h"
#import "ThemeService.h"
#import "Riot-Swift.h"
#import "MXKRoomBubbleTableViewCell+Riot.h"
@implementation HomeMessagesSearchDataSource
- (void)destroy
{
[super destroy];
}
- (void)convertHomeserverResultsIntoCells:(MXSearchRoomEventResults *)roomEventResults onComplete:(dispatch_block_t)onComplete
{
MXKRoomDataSourceManager *roomDataSourceManager = [MXKRoomDataSourceManager sharedManagerForMatrixSession:self.mxSession];
dispatch_group_t group = dispatch_group_create();
// Convert the HS results into `RoomViewController` cells
for (MXSearchResult *result in roomEventResults.results)
{
// Retrieve the local room data source thanks to the room identifier
// Note: if no local room data source exist the result is ignored.
NSString *roomId = result.result.roomId;
if (roomId)
{
dispatch_group_enter(group);
// Check whether the user knows this room to create the room data source if it doesn't exist.
[roomDataSourceManager roomDataSourceForRoom:roomId create:[self.mxSession roomWithRoomId:roomId] onComplete:^(MXKRoomDataSource *roomDataSource) {
if (roomDataSource)
{
// Prepare text font used to highlight the search pattern.
UIFont *patternFont = [roomDataSource.eventFormatter bingTextFont];
// Let the `RoomViewController` ecosystem do the job
// The search result contains only room message events, no state events.
// Thus, passing the current room state is not a huge problem. Only
// the user display name and his avatar may be wrong.
RoomBubbleCellData *cellData = [[RoomBubbleCellData alloc] initWithEvent:result.result andRoomState:roomDataSource.roomState andRoomDataSource:roomDataSource];
if (cellData)
{
// Highlight the search pattern
[cellData highlightPatternInTextMessage:self.searchText withForegroundColor:ThemeService.shared.theme.tintColor andFont:patternFont];
// Use profile information as data to display
MXSearchUserProfile *userProfile = result.context.profileInfo[result.result.sender];
cellData.senderDisplayName = userProfile.displayName;
cellData.senderAvatarUrl = userProfile.avatarUrl;
[self->cellDataArray insertObject:cellData atIndex:0];
}
}
dispatch_group_leave(group);
}];
}
}
dispatch_group_notify(group, dispatch_get_main_queue(), ^{
// In case of successive messages from the same room,
// we use the pagination flag to display the room name only on the first message.
NSString *currentRoomId;
for (RoomBubbleCellData *cellData in self->cellDataArray)
{
if (currentRoomId && [currentRoomId isEqualToString:cellData.roomId])
{
cellData.isPaginationFirstBubble = NO;
}
else
{
cellData.isPaginationFirstBubble = YES;
currentRoomId = cellData.roomId;
}
}
onComplete();
});
}
- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
UITableViewCell *cell = [super tableView:tableView cellForRowAtIndexPath:indexPath];
// Finalize cell view customization here
if ([cell isKindOfClass:MXKRoomBubbleTableViewCell.class])
{
MXKRoomBubbleTableViewCell *bubbleCell = (MXKRoomBubbleTableViewCell*)cell;
// Display date for each message
[bubbleCell addDateLabel];
}
return cell;
}
@end