From 1d3c006b97a53cb7aba6afe2866722fe7d3e5798 Mon Sep 17 00:00:00 2001
From: Amit Uttam <changingrainbows@gmail.com>
Date: Thu, 5 Mar 2020 13:23:39 -0300
Subject: [PATCH] MM-23014 Keep Android cache for vector icons (#4011)

---
 app/utils/file.js                             | 18 ++++++++++---
 patches/react-native-vector-icons+6.6.0.patch | 25 +++++++++++++++++++
 2 files changed, 40 insertions(+), 3 deletions(-)
 create mode 100644 patches/react-native-vector-icons+6.6.0.patch

diff --git a/app/utils/file.js b/app/utils/file.js
index 5e2db1692..52247ba08 100644
--- a/app/utils/file.js
+++ b/app/utils/file.js
@@ -55,7 +55,8 @@ export function generateId() {
     return 'uid' + id;
 }
 
-const dirsToExclude = ['Cache.db', 'WebKit', 'WebView'];
+const vectorIconsDir = 'vectorIcons';
+const dirsToExclude = ['Cache.db', 'WebKit', 'WebView', vectorIconsDir];
 async function getDirectorySize(fileStats) {
     if (fileStats?.length) {
         const total = await fileStats.reduce(async (previousPromise, stat) => {
@@ -93,8 +94,19 @@ export async function deleteFileCache() {
     const isCacheDir = await RNFetchBlob.fs.isDir(cacheDir);
     if (isCacheDir) {
         try {
-            await RNFetchBlob.fs.unlink(cacheDir);
-            await RNFetchBlob.fs.mkdir(cacheDir);
+            if (Platform.OS === 'ios') {
+                await RNFetchBlob.fs.unlink(cacheDir);
+                await RNFetchBlob.fs.mkdir(cacheDir);
+            } else {
+                const cacheStats = await RNFetchBlob.fs.lstat(RNFetchBlob.fs.dirs.CacheDir);
+                if (cacheStats?.length) {
+                    cacheStats.forEach((stat) => {
+                        if (!stat.path.includes(vectorIconsDir)) {
+                            RNFetchBlob.fs.unlink(stat.path);
+                        }
+                    });
+                }
+            }
         } catch (e) {
             // do nothing
         }
diff --git a/patches/react-native-vector-icons+6.6.0.patch b/patches/react-native-vector-icons+6.6.0.patch
new file mode 100644
index 000000000..799d792d3
--- /dev/null
+++ b/patches/react-native-vector-icons+6.6.0.patch
@@ -0,0 +1,25 @@
+diff --git a/node_modules/react-native-vector-icons/android/src/main/java/com/oblador/vectoricons/VectorIconsModule.java b/node_modules/react-native-vector-icons/android/src/main/java/com/oblador/vectoricons/VectorIconsModule.java
+index ddb740c..3738367 100755
+--- a/node_modules/react-native-vector-icons/android/src/main/java/com/oblador/vectoricons/VectorIconsModule.java
++++ b/node_modules/react-native-vector-icons/android/src/main/java/com/oblador/vectoricons/VectorIconsModule.java
+@@ -43,7 +43,8 @@ public class VectorIconsModule extends ReactContextBaseJavaModule {
+   public void getImageForFont(String fontFamily, String glyph, Integer fontSize, Integer color, Callback callback) {
+     Context context = getReactApplicationContext();
+     File cacheFolder = context.getCacheDir();
+-    String cacheFolderPath = cacheFolder.getAbsolutePath() + "/";
++    String cacheFolderPath = cacheFolder.getAbsolutePath() + "/vectorIcons/";
++    File vectorIconsFolder = new File(cacheFolderPath);
+ 
+     float scale = context.getResources().getDisplayMetrics().density;
+     String scaleSuffix = "@" + (scale == (int) scale ? Integer.toString((int) scale) : Float.toString(scale)) + "x";
+@@ -54,6 +55,10 @@ public class VectorIconsModule extends ReactContextBaseJavaModule {
+     String cacheFileUrl = "file://" + cacheFilePath;
+     File cacheFile = new File(cacheFilePath);
+ 
++    if (!vectorIconsFolder.exists()) {
++      vectorIconsFolder.mkdirs();
++    }
++
+     if(cacheFile.exists()) {
+       callback.invoke(null, cacheFileUrl);
+     } else {