From 560aedfb6e1cd7a6b215db9228d4f4f0ae1c0e3a Mon Sep 17 00:00:00 2001
From: tibbi <tibor@kaputa.sk>
Date: Sun, 17 Jan 2021 10:31:22 +0100
Subject: [PATCH] allow clearing the app cache, related to #1504

---
 app/build.gradle                              |  2 +-
 .../pro/activities/SettingsActivity.kt        | 18 +++++++++++
 app/src/main/res/layout/activity_settings.xml | 32 +++++++++++++++++++
 3 files changed, 51 insertions(+), 1 deletion(-)

diff --git a/app/build.gradle b/app/build.gradle
index c07608bc0..c543a4927 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -77,7 +77,7 @@ android {
 }
 
 dependencies {
-    implementation 'com.simplemobiletools:commons:5.32.25'
+    implementation 'com.simplemobiletools:commons:5.32.28'
     implementation 'com.theartofdev.edmodo:android-image-cropper:2.8.0'
     implementation 'it.sephiroth.android.exif:library:1.0.1'
     implementation 'pl.droidsonroids.gif:android-gif-drawable:1.2.19'
diff --git a/app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/SettingsActivity.kt b/app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/SettingsActivity.kt
index 84e089a88..274394aaa 100644
--- a/app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/SettingsActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/gallery/pro/activities/SettingsActivity.kt
@@ -90,6 +90,7 @@ class SettingsActivity : SimpleActivity() {
         setupEmptyRecycleBin()
         updateTextColors(settings_holder)
         setupSectionColors()
+        setupClearCache()
         setupExportSettings()
         setupImportSettings()
         invalidateOptionsMenu()
@@ -624,6 +625,23 @@ class SettingsActivity : SimpleActivity() {
         }
     }
 
+    private fun setupClearCache() {
+        ensureBackgroundThread {
+            runOnUiThread {
+                settings_clear_cache_size.text = cacheDir.getProperSize(true).formatSize()
+            }
+        }
+
+        settings_clear_cache_holder.setOnClickListener {
+            ensureBackgroundThread {
+                cacheDir.deleteRecursively()
+                runOnUiThread {
+                    settings_clear_cache_size.text = cacheDir.getProperSize(true).formatSize()
+                }
+            }
+        }
+    }
+
     private fun setupExportSettings() {
         settings_export_holder.setOnClickListener {
             val configItems = LinkedHashMap<String, Any>().apply {
diff --git a/app/src/main/res/layout/activity_settings.xml b/app/src/main/res/layout/activity_settings.xml
index 399715167..b8bfda998 100644
--- a/app/src/main/res/layout/activity_settings.xml
+++ b/app/src/main/res/layout/activity_settings.xml
@@ -1236,6 +1236,38 @@
             android:textAllCaps="true"
             android:textSize="@dimen/smaller_text_size" />
 
+        <RelativeLayout
+            android:id="@+id/settings_clear_cache_holder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/medium_margin"
+            android:background="?attr/selectableItemBackground"
+            android:paddingStart="@dimen/normal_margin"
+            android:paddingTop="@dimen/bigger_margin"
+            android:paddingEnd="@dimen/normal_margin"
+            android:paddingBottom="@dimen/bigger_margin">
+
+            <com.simplemobiletools.commons.views.MyTextView
+                android:id="@+id/settings_clear_cache_label"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_centerVertical="true"
+                android:layout_toStartOf="@+id/settings_clear_cache_size"
+                android:paddingStart="@dimen/medium_margin"
+                android:paddingEnd="@dimen/medium_margin"
+                android:text="@string/clear_cache" />
+
+            <com.simplemobiletools.commons.views.MyTextView
+                android:id="@+id/settings_clear_cache_size"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:layout_alignParentEnd="true"
+                android:layout_marginEnd="@dimen/medium_margin"
+                android:background="@null"
+                android:clickable="false" />
+
+        </RelativeLayout>
+
         <RelativeLayout
             android:id="@+id/settings_export_holder"
             android:layout_width="match_parent"