/*
 Copyright 2017 Vector Creations 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 "RoomMembershipCollapsedBubbleCell.h"

#import "RiotDesignValues.h"

#import "RoomBubbleCellData.h"

#import "AvatarGenerator.h"

@implementation RoomMembershipCollapsedBubbleCell

- (void)customizeTableViewCellRendering
{
    [super customizeTableViewCellRendering];

    self.messageTextView.tintColor = kRiotColorGreen;
}

- (void)layoutSubviews
{
    [super layoutSubviews];

    // Round avatars
    for (UIView *avatarView in self.avatarsView.subviews)
    {
        [avatarView.layer setCornerRadius:avatarView.frame.size.width / 2];
        avatarView.clipsToBounds = YES;
    }
}

- (void)prepareForReuse
{
    [super prepareForReuse];

    // Reset avatars
    for (UIView *avatarView in self.avatarsView.subviews)
    {
        [avatarView removeFromSuperview];
    }
}

- (void)render:(MXKCellData *)cellData
{
    [super render:cellData];

    // Add up to 5 avatars to self.avatarsView
    RoomBubbleCellData *nextBubbleData = (RoomBubbleCellData*)bubbleData;

    do
    {
        MXKImageView *avatarView = [[MXKImageView alloc] initWithFrame:CGRectMake(12 * self.avatarsView.subviews.count, 0, 16, 16)];

        // Handle user's picture
        NSString *avatarThumbURL = nil;
        if (nextBubbleData.senderAvatarUrl)
        {
            // Suppose this url is a matrix content uri, we use SDK to get the well adapted thumbnail from server
            avatarThumbURL = [nextBubbleData.mxSession.matrixRestClient urlOfContentThumbnail:nextBubbleData.senderAvatarUrl toFitViewSize:avatarView.frame.size withMethod:MXThumbnailingMethodCrop];
        }

        // Use the Riot style placeholder
        if (!nextBubbleData.senderAvatarPlaceholder)
        {
            nextBubbleData.senderAvatarPlaceholder = [AvatarGenerator generateAvatarForMatrixItem:nextBubbleData.senderId withDisplayName:nextBubbleData.senderDisplayName];
        }
        
        avatarView.enableInMemoryCache = YES;
        [avatarView setImageURL:avatarThumbURL withType:nil andImageOrientation:UIImageOrientationUp previewImage: nextBubbleData.senderAvatarPlaceholder];

        // Clear the default background color of a MXKImageView instance
        avatarView.defaultBackgroundColor = [UIColor clearColor];

        [self.avatarsView addSubview:avatarView];
    }
    while ((nextBubbleData = nextBubbleData.nextCollapsableCellData) && self.avatarsView.subviews.count < 5);
}

@end