From 647b0c926749151bfd4e0349e9e5ed0d7a853f2b Mon Sep 17 00:00:00 2001
From: Leland Richardson <leland.m.richardson@gmail.com>
Date: Wed, 2 Nov 2016 10:30:40 -0700
Subject: [PATCH] [Airbnb] Fix Image Cache issues

---
 Libraries/Image/RCTImageCache.m  |  7 +++----
 Libraries/Image/RCTImageLoader.m | 17 +++++++++++++++++
 2 files changed, 20 insertions(+), 4 deletions(-)

diff --git a/Libraries/Image/RCTImageCache.m b/Libraries/Image/RCTImageCache.m
index 267edd2da1c371..bdee1ef1c5907c 100644
--- a/Libraries/Image/RCTImageCache.m
+++ b/Libraries/Image/RCTImageCache.m
@@ -19,13 +19,12 @@
 
 #import "RCTImageUtils.h"
 
-static const NSUInteger RCTMaxCachableDecodedImageSizeInBytes = 1048576; // 1MB
+static const NSUInteger RCTMaxCachableDecodedImageSizeInBytes = 1048576 * 4; // 4MB
 
 static NSString *RCTCacheKeyForImage(NSString *imageTag, CGSize size, CGFloat scale,
                                      RCTResizeMode resizeMode, NSString *responseDate)
 {
-    return [NSString stringWithFormat:@"%@|%g|%g|%g|%zd|%@",
-            imageTag, size.width, size.height, scale, resizeMode, responseDate];
+    return [NSString stringWithFormat:@"%@", imageTag];
 }
 
 @implementation RCTImageCache
@@ -37,7 +36,7 @@ @implementation RCTImageCache
 - (instancetype)init
 {
   _decodedImageCache = [NSCache new];
-  _decodedImageCache.totalCostLimit = 5 * 1024 * 1024; // 5MB
+  _decodedImageCache.totalCostLimit = 32 * 1024 * 1024; // 32MB
 
   [[NSNotificationCenter defaultCenter] addObserver:self
                                            selector:@selector(clearCache)
diff --git a/Libraries/Image/RCTImageLoader.m b/Libraries/Image/RCTImageLoader.m
index b8edc9148a980c..eefb2206f6b6cd 100644
--- a/Libraries/Image/RCTImageLoader.m
+++ b/Libraries/Image/RCTImageLoader.m
@@ -386,6 +386,9 @@ - (RCTImageLoaderCancellationBlock)_loadImageOrDataWithURLRequest:(NSURLRequest
     } else {
       // Use networking module to load image
       cancelLoad = [strongSelf _loadURLRequest:request
+                                          size:size
+                                         scale:scale
+                                    resizeMode:resizeMode
                                  progressBlock:progressHandler
                                completionBlock:completionHandler];
     }
@@ -402,6 +405,9 @@ - (RCTImageLoaderCancellationBlock)_loadImageOrDataWithURLRequest:(NSURLRequest
 }
 
 - (RCTImageLoaderCancellationBlock)_loadURLRequest:(NSURLRequest *)request
+                                              size:(CGSize)size
+                                             scale:(CGFloat)scale
+                                        resizeMode:(RCTResizeMode)resizeMode
                                      progressBlock:(RCTImageLoaderProgressBlock)progressHandler
                                    completionBlock:(void (^)(NSError *error, id imageOrData, NSString *fetchDate))completionHandler
 {
@@ -413,6 +419,17 @@ - (RCTImageLoaderCancellationBlock)_loadURLRequest:(NSURLRequest *)request
     return NULL;
   }
 
+  UIImage *image = [[self imageCache] imageForUrl:request.URL.absoluteString
+                                                   size:size
+                                                  scale:scale
+                                             resizeMode:resizeMode
+                                           responseDate:@""];
+  if (image) {
+    completionHandler(nil, image, @"");
+    return ^{ };
+  }
+
+
   RCTNetworking *networking = [_bridge networking];
 
   // Check if networking module can load image