Use the same design for all suggestions

ios/chrome/browser/ui/content_suggestions/cells/content_suggestions_article_item.mm

Index: ios/chrome/browser/ui/content_suggestions/cells/content_suggestions_article_item.mm
diff --git a/ios/chrome/browser/ui/content_suggestions/cells/content_suggestions_article_item.mm b/ios/chrome/browser/ui/content_suggestions/cells/content_suggestions_article_item.mm
deleted file mode 100644
index 214804e36bf1643723933ca61fafa7799baead96..0000000000000000000000000000000000000000
--- a/ios/chrome/browser/ui/content_suggestions/cells/content_suggestions_article_item.mm
+++ /dev/null
@@ -1,306 +0,0 @@
-// Copyright 2017 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ios/chrome/browser/ui/content_suggestions/cells/content_suggestions_article_item.h"
-
-#include "base/time/time.h"
-#import "ios/chrome/browser/ui/colors/MDCPalette+CrAdditions.h"
-#import "ios/chrome/browser/ui/favicon/favicon_attributes.h"
-#import "ios/chrome/browser/ui/favicon/favicon_view.h"
-#import "ios/chrome/browser/ui/uikit_ui_util.h"
-#import "ios/chrome/browser/ui/util/i18n_string.h"
-#import "ios/third_party/material_components_ios/src/components/Palettes/src/MaterialPalettes.h"
-#import "ios/third_party/material_components_ios/src/components/Typography/src/MaterialTypography.h"
-#include "url/gurl.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-namespace {
-const CGFloat kImageSize = 72;
-const CGFloat kStandardSpacing = 16;
-const CGFloat kSmallSpacing = 8;
-
-// Size of the favicon view.
-const CGFloat kFaviconSize = 16;
-// Size of the icon displayed when there is not image.
-const CGFloat kIconSize = 24;
-// Name of the icon displayed when there is not image.
-NSString* const kNoImageIconName = @"content_suggestions_no_image";
-// No image icon percentage of white.
-const CGFloat kNoImageIconWhite = 0.38;
-// No image background percentage of white.
-const CGFloat kNoImageBackgroundWhite = 0.95;
-// Duration of the animation to display the image for the article.
-const CGFloat kAnimationDuration = 0.3;
-}
-
-@interface ContentSuggestionsArticleItem ()
-
-@property(nonatomic, copy) NSString* subtitle;
-// Used to check if the image has already been fetched. There is no way to
-// discriminate between failed image download and nonexitent image. The article
-// tries to download the image only once.
-@property(nonatomic, assign) BOOL imageFetched;
-
-@end
-
-#pragma mark - ContentSuggestionsArticleItem
-
-@implementation ContentSuggestionsArticleItem
-
-@synthesize title = _title;
-@synthesize subtitle = _subtitle;
-@synthesize image = _image;
-@synthesize articleURL = _articleURL;
-@synthesize publisher = _publisher;
-@synthesize publishDate = _publishDate;
-@synthesize suggestionIdentifier = _suggestionIdentifier;
-@synthesize delegate = _delegate;
-@synthesize imageFetched = _imageFetched;
-@synthesize attributes = _attributes;
-
-- (instancetype)initWithType:(NSInteger)type
-                       title:(NSString*)title
-                    subtitle:(NSString*)subtitle
-                    delegate:(id<ContentSuggestionsArticleItemDelegate>)delegate
-                         url:(const GURL&)url {
-  self = [super initWithType:type];
-  if (self) {
-    self.cellClass = [ContentSuggestionsArticleCell class];
-    _title = [title copy];
-    _subtitle = [subtitle copy];
-    _articleURL = url;
-    _delegate = delegate;
-  }
-  return self;
-}
-
-- (void)configureCell:(ContentSuggestionsArticleCell*)cell {
-  [super configureCell:cell];
-  if (!self.imageFetched) {
-    self.imageFetched = YES;
-    // Fetch the image. During the fetch the cell's image should still be set.
-    [self.delegate loadImageForArticleItem:self];
-  }
-  if (self.attributes)
-    [cell.faviconView configureWithAttributes:self.attributes];
-  cell.titleLabel.text = self.title;
-  cell.subtitleLabel.text = self.subtitle;
-  [cell setContentImage:self.image];
-  [cell setPublisherName:self.publisher date:self.publishDate];
-}
-
-@end
-
-#pragma mark - ContentSuggestionsArticleCell
-
-@interface ContentSuggestionsArticleCell ()
-
-@property(nonatomic, strong) UILabel* publisherLabel;
-// Contains the no-image icon or the image.
-@property(nonatomic, strong) UIView* imageContainer;
-// The no-image icon displayed when there is no image.
-@property(nonatomic, strong) UIImageView* noImageIcon;
-// Displays the image associated with this article. It is added to the
-// imageContainer only if there is an image to display, hiding the no-image
-// icon.
-@property(nonatomic, strong) UIImageView* contentImageView;
-
-// Applies the constraints on the elements. Called in the init.
-- (void)applyConstraints;
-
-@end
-
-@implementation ContentSuggestionsArticleCell
-
-@synthesize titleLabel = _titleLabel;
-@synthesize subtitleLabel = _subtitleLabel;
-@synthesize imageContainer = _imageContainer;
-@synthesize noImageIcon = _noImageIcon;
-@synthesize publisherLabel = _publisherLabel;
-@synthesize contentImageView = _contentImageView;
-@synthesize faviconView = _faviconView;
-
-- (instancetype)initWithFrame:(CGRect)frame {
-  self = [super initWithFrame:frame];
-  if (self) {
-    _titleLabel = [[UILabel alloc] initWithFrame:CGRectZero];
-    _subtitleLabel = [[UILabel alloc] initWithFrame:CGRectZero];
-    _imageContainer = [[UIView alloc] initWithFrame:CGRectZero];
-    _noImageIcon = [[UIImageView alloc] initWithFrame:CGRectZero];
-    _publisherLabel = [[UILabel alloc] initWithFrame:CGRectZero];
-    _contentImageView = [[UIImageView alloc] initWithFrame:CGRectZero];
-    _faviconView = [[FaviconViewNew alloc] init];
-
-    _titleLabel.numberOfLines = 2;
-    _subtitleLabel.numberOfLines = 2;
-    [_subtitleLabel setContentHuggingPriority:UILayoutPriorityDefaultHigh
-                                      forAxis:UILayoutConstraintAxisVertical];
-    [_titleLabel setContentHuggingPriority:UILayoutPriorityDefaultHigh
-                                   forAxis:UILayoutConstraintAxisVertical];
-
-    _contentImageView.contentMode = UIViewContentModeScaleAspectFill;
-    _contentImageView.clipsToBounds = YES;
-    _contentImageView.hidden = YES;
-
-    _imageContainer.translatesAutoresizingMaskIntoConstraints = NO;
-    _noImageIcon.translatesAutoresizingMaskIntoConstraints = NO;
-    _titleLabel.translatesAutoresizingMaskIntoConstraints = NO;
-    _subtitleLabel.translatesAutoresizingMaskIntoConstraints = NO;
-    _publisherLabel.translatesAutoresizingMaskIntoConstraints = NO;
-    _contentImageView.translatesAutoresizingMaskIntoConstraints = NO;
-    _faviconView.translatesAutoresizingMaskIntoConstraints = NO;
-
-    [self.contentView addSubview:_imageContainer];
-    [self.contentView addSubview:_titleLabel];
-    [self.contentView addSubview:_subtitleLabel];
-    [self.contentView addSubview:_publisherLabel];
-    [self.contentView addSubview:_faviconView];
-
-    [_imageContainer addSubview:_noImageIcon];
-    [_imageContainer addSubview:_contentImageView];
-
-    _imageContainer.backgroundColor =
-        [UIColor colorWithWhite:kNoImageBackgroundWhite alpha:1];
-    _noImageIcon.image = [[UIImage imageNamed:kNoImageIconName]
-        imageWithRenderingMode:UIImageRenderingModeAlwaysTemplate];
-    [_noImageIcon
-        setTintColor:[UIColor colorWithWhite:kNoImageIconWhite alpha:1]];
-
-    _titleLabel.font = [MDCTypography subheadFont];
-    _subtitleLabel.font = [MDCTypography body1Font];
-    _publisherLabel.font = [MDCTypography captionFont];
-    _faviconView.font = [[MDCTypography fontLoader] mediumFontOfSize:10];
-
-    _subtitleLabel.textColor = [[MDCPalette greyPalette] tint700];
-    _publisherLabel.textColor = [[MDCPalette greyPalette] tint700];
-
-    [self applyConstraints];
-  }
-  return self;
-}
-
-- (void)setContentImage:(UIImage*)image {
-  if (!image) {
-    self.contentImageView.hidden = YES;
-    return;
-  }
-
-  self.contentImageView.image = image;
-
-  self.contentImageView.alpha = 0;
-  self.contentImageView.hidden = NO;
-
-  [UIView animateWithDuration:kAnimationDuration
-                   animations:^{
-                     self.contentImageView.alpha = 1;
-                   }];
-}
-
-- (void)setPublisherName:(NSString*)publisherName date:(base::Time)publishDate {
-  NSDate* date = [NSDate dateWithTimeIntervalSince1970:publishDate.ToDoubleT()];
-  NSString* dateString =
-      [NSDateFormatter localizedStringFromDate:date
-                                     dateStyle:NSDateFormatterMediumStyle
-                                     timeStyle:NSDateFormatterNoStyle];
-
-  self.publisherLabel.text = AdjustStringForLocaleDirection(
-      [NSString stringWithFormat:@"%@ - %@.", publisherName, dateString]);
-}
-
-- (void)prepareForReuse {
-  self.contentImageView.hidden = YES;
-}
-
-#pragma mark - UIView
-
-// Implements -layoutSubviews as per instructions in documentation for
-// +[MDCCollectionViewCell cr_preferredHeightForWidth:forItem:].
-- (void)layoutSubviews {
-  [super layoutSubviews];
-
-  // Adjust the text label preferredMaxLayoutWidth when the parent's width
-  // changes, for instance on screen rotation.
-  CGFloat parentWidth = CGRectGetWidth(self.contentView.bounds);
-
-  self.titleLabel.preferredMaxLayoutWidth =
-      parentWidth - kImageSize - 3 * kStandardSpacing;
-  self.subtitleLabel.preferredMaxLayoutWidth =
-      parentWidth - kImageSize - 3 * kStandardSpacing;
-  self.publisherLabel.preferredMaxLayoutWidth =
-      parentWidth - kFaviconSize - kSmallSpacing - 2 * kStandardSpacing;
-
-  // Re-layout with the new preferred width to allow the label to adjust its
-  // height.
-  [super layoutSubviews];
-}
-
-#pragma mark - Private
-
-- (void)applyConstraints {
-  [NSLayoutConstraint activateConstraints:@[
-    [_imageContainer.widthAnchor constraintEqualToConstant:kImageSize],
-    [_imageContainer.heightAnchor
-        constraintEqualToAnchor:_imageContainer.widthAnchor],
-    [_imageContainer.topAnchor constraintEqualToAnchor:_titleLabel.topAnchor],
-
-    // Publisher.
-    [_publisherLabel.topAnchor
-        constraintGreaterThanOrEqualToAnchor:_imageContainer.bottomAnchor
-                                    constant:kStandardSpacing],
-    [_publisherLabel.topAnchor
-        constraintGreaterThanOrEqualToAnchor:_subtitleLabel.bottomAnchor
-                                    constant:kStandardSpacing],
-    [_publisherLabel.bottomAnchor
-        constraintLessThanOrEqualToAnchor:self.contentView.bottomAnchor
-                                 constant:-kStandardSpacing],
-
-    // Favicon.
-    [_faviconView.topAnchor
-        constraintGreaterThanOrEqualToAnchor:_imageContainer.bottomAnchor
-                                    constant:kStandardSpacing],
-    [_faviconView.topAnchor
-        constraintGreaterThanOrEqualToAnchor:_subtitleLabel.bottomAnchor
-                                    constant:kStandardSpacing],
-    [_faviconView.centerYAnchor
-        constraintEqualToAnchor:_publisherLabel.centerYAnchor],
-    [_faviconView.bottomAnchor
-        constraintLessThanOrEqualToAnchor:self.contentView.bottomAnchor
-                                 constant:-kStandardSpacing],
-    [_faviconView.heightAnchor constraintEqualToConstant:kFaviconSize],
-    [_faviconView.widthAnchor
-        constraintEqualToAnchor:_faviconView.heightAnchor],
-
-    // No image icon.
-    [_noImageIcon.centerXAnchor
-        constraintEqualToAnchor:_imageContainer.centerXAnchor],
-    [_noImageIcon.centerYAnchor
-        constraintEqualToAnchor:_imageContainer.centerYAnchor],
-    [_noImageIcon.widthAnchor constraintEqualToConstant:kIconSize],
-    [_noImageIcon.heightAnchor constraintEqualToAnchor:_noImageIcon.widthAnchor]
-  ]];
-
-  AddSameConstraints(_contentImageView, _imageContainer);
-
-  ApplyVisualConstraintsWithMetrics(
-      @[
-        @"H:|-(space)-[title]-(space)-[image]-(space)-|",
-        @"H:|-(space)-[text]-(space)-[image]",
-        @"V:|-(space)-[title]-[text]",
-        @"H:|-(space)-[favicon]-(small)-[publish]-(space)-|",
-      ],
-      @{
-        @"image" : _imageContainer,
-        @"title" : _titleLabel,
-        @"text" : _subtitleLabel,
-        @"publish" : _publisherLabel,
-        @"favicon" : _faviconView,
-      },
-      @{ @"space" : @(kStandardSpacing),
-         @"small" : @(kSmallSpacing) });
-}
-
-@end