/*
Copyright 2024 New Vector Ltd.
Copyright 2015 OpenMarket Ltd

SPDX-License-Identifier: AGPL-3.0-only
Please see LICENSE in the repository root for full details.
 */

#import "MXKRoomIOSOutgoingBubbleTableViewCell.h"

#import "MXKRoomBubbleCellData.h"

#import "MXEvent+MatrixKit.h"
#import "MXKTools.h"

#import "NSBundle+MatrixKit.h"

#import "MXKImageView.h"

#define OUTGOING_BUBBLE_COLOR 0x00e34d

@implementation MXKRoomIOSOutgoingBubbleTableViewCell

- (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSString *)reuseIdentifier
{
    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
    if (self)
    {
        // Create the strechable background bubble
        self.bubbleImageView.image = self.class.bubbleImage;
    }
    
    return self;
}

- (void)layoutSubviews
{
    [super layoutSubviews];
}

- (void)render:(MXKCellData *)cellData
{
    [super render:cellData];
    
    // Reset values
    self.bubbleImageView.hidden = NO;
    
    // Customise the data precomputed by the legacy classes
    // Replace black color in texts by the white color expected for outgoing messages.
    NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithAttributedString:self.messageTextView.attributedText];
    
    // Change all attributes one by one
    [attributedString enumerateAttributesInRange:NSMakeRange(0, attributedString.length) options:0 usingBlock:^(NSDictionary *attrs, NSRange range, BOOL *stop)
    {
        
        // Replace only black colored texts
        if (attrs[NSForegroundColorAttributeName] == self->bubbleData.eventFormatter.defaultTextColor)
        {
            
            // By white
            NSMutableDictionary *newAttrs = [NSMutableDictionary dictionaryWithDictionary:attrs];
            newAttrs[NSForegroundColorAttributeName] = [UIColor whiteColor];
            
            [attributedString setAttributes:newAttrs range:range];
        }
    }];
    
    self.messageTextView.attributedText = attributedString;
    
    // Update the bubble width to include the text view
    self.bubbleImageViewWidthConstraint.constant = bubbleData.contentSize.width + 17;
    
    // Limit bubble width
    if (self.bubbleImageViewWidthConstraint.constant < 46)
    {
        self.bubbleImageViewWidthConstraint.constant = 46;
    }
    
    // Mask the image with the bubble
    if (bubbleData.attachment && bubbleData.attachment.type != MXKAttachmentTypeFile && bubbleData.attachment.type != MXKAttachmentTypeAudio)
    {
        self.bubbleImageView.hidden = YES;
        
        UIImageView *rightBubbleImageView = [[UIImageView alloc] initWithImage:self.class.bubbleImage];
        rightBubbleImageView.frame = CGRectMake(0, 0, self.bubbleImageViewWidthConstraint.constant, bubbleData.contentSize.height + self.attachViewTopConstraint.constant - 4);
        
        self.attachmentView.layer.mask = rightBubbleImageView.layer;
    }
}

+ (CGFloat)heightForCellData:(MXKCellData *)cellData withMaximumWidth:(CGFloat)maxWidth
{
    CGFloat rowHeight = [super heightForCellData:cellData withMaximumWidth:maxWidth];
    
    CGFloat height = self.cellWithOriginalXib.frame.size.height;
    
    // Use the xib height as the minimal height
    if (rowHeight < height)
    {
        rowHeight = height;
    }
    
    return rowHeight;
}

/**
 Create the strechable background bubble.
 
 @return the bubble image.
 */
+ (UIImage *)bubbleImage
{
    UIImage *rightBubbleImage = [NSBundle mxk_imageFromMXKAssetsBundleWithName:@"bubble_ios_messages_right"];

    rightBubbleImage = [MXKTools paintImage:rightBubbleImage
                                  withColor:[MXKTools colorWithRGBValue:OUTGOING_BUBBLE_COLOR]];
    
    UIEdgeInsets edgeInsets = UIEdgeInsetsMake(17, 22, 17, 27);
    return [rightBubbleImage resizableImageWithCapInsets:edgeInsets];
}

@end