From 72eae517c4d84cfc88a4e1d8cf8ad548be508235 Mon Sep 17 00:00:00 2001
From: Aleksey Belousov <aleksey@maps.me>
Date: Mon, 8 Jun 2020 14:54:53 +0300
Subject: [PATCH] [iOS] resize images in html description of object to fit PP
 width

https://jira.mail.ru/browse/MAPSME-13740
---
 .../Maps/Categories/NSAttributedString+HTML.swift  |  5 ++++-
 .../PlacePageBookmarkViewController.swift          | 14 +++++++++++---
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/iphone/Maps/Categories/NSAttributedString+HTML.swift b/iphone/Maps/Categories/NSAttributedString+HTML.swift
index aa9a26a24e..55ec9d1d67 100644
--- a/iphone/Maps/Categories/NSAttributedString+HTML.swift
+++ b/iphone/Maps/Categories/NSAttributedString+HTML.swift
@@ -13,11 +13,14 @@ extension NSAttributedString {
 }
 
 extension NSMutableAttributedString {
-  @objc convenience init?(htmlString: String, baseFont: UIFont, paragraphStyle: NSParagraphStyle?) {
+  @objc convenience init?(htmlString: String, baseFont: UIFont, paragraphStyle: NSParagraphStyle?, estimatedWidth: CGFloat = 0) {
     self.init(htmlString: htmlString, baseFont: baseFont)
     if let paragraphStyle = paragraphStyle {
       addAttribute(.paragraphStyle, value: paragraphStyle, range: NSMakeRange(0, length))
     }
+    
+    guard estimatedWidth > 0 else { return }
+    enumerateAttachments(estimatedWidth: estimatedWidth)
   }
   
   @objc convenience init?(htmlString: String, baseFont: UIFont) {
diff --git a/iphone/Maps/UI/PlacePage/Components/PlacePageBookmarkViewController.swift b/iphone/Maps/UI/PlacePage/Components/PlacePageBookmarkViewController.swift
index 84b91114bf..6bcf068343 100644
--- a/iphone/Maps/UI/PlacePage/Components/PlacePageBookmarkViewController.swift
+++ b/iphone/Maps/UI/PlacePage/Components/PlacePageBookmarkViewController.swift
@@ -29,12 +29,20 @@ class PlacePageBookmarkViewController: UIViewController {
     updateViews()
   }
 
+  override func viewDidLayoutSubviews() {
+    super.viewDidLayoutSubviews()
+    guard let bookmarkData = bookmarkData,
+      bookmarkData.isHtmlDescription,
+      expandableLabel.width > 0,
+      let description = bookmarkData.bookmarkDescription else { return }
+    setHtmlDescription(description, maxWidth: expandableLabel.width)
+  }
+
   func updateViews() {
     guard let bookmarkData = bookmarkData else { return }
     editButton.isEnabled = bookmarkData.isEditable
     if let description = bookmarkData.bookmarkDescription {
       if bookmarkData.isHtmlDescription {
-        setHtmlDescription(description)
         topConstraint.constant = 16
       } else {
         expandableLabel.text = description
@@ -45,7 +53,7 @@ class PlacePageBookmarkViewController: UIViewController {
     }
   }
 
-  private func setHtmlDescription(_ htmlDescription: String) {
+  private func setHtmlDescription(_ htmlDescription: String, maxWidth: CGFloat) {
     DispatchQueue.global().async {
       let font = UIFont.regular14()
       let color = UIColor.blackPrimaryText()
@@ -53,7 +61,7 @@ class PlacePageBookmarkViewController: UIViewController {
       paragraphStyle.lineSpacing = 4
 
       let attributedString: NSAttributedString
-      if let str = NSMutableAttributedString(htmlString: htmlDescription, baseFont: font, paragraphStyle: paragraphStyle) {
+      if let str = NSMutableAttributedString(htmlString: htmlDescription, baseFont: font, paragraphStyle: paragraphStyle, estimatedWidth: maxWidth) {
         str.addAttribute(NSAttributedString.Key.foregroundColor,
                          value: color,
                          range: NSRange(location: 0, length: str.length))