From 5656477af104817ed71a976835896f15f653f695 Mon Sep 17 00:00:00 2001
From: jmkiley <jordan.kiley@mapbox.com>
Date: Thu, 18 Jul 2019 16:56:42 -0700
Subject: [ios] Add example to debug menu

---
 platform/ios/app/MBXViewController.m | 75 ++++++++++++++++++++++++++++++++++--
 1 file changed, 72 insertions(+), 3 deletions(-)

diff --git a/platform/ios/app/MBXViewController.m b/platform/ios/app/MBXViewController.m
index 2fb95e1b17..ad2dce4e45 100644
--- a/platform/ios/app/MBXViewController.m
+++ b/platform/ios/app/MBXViewController.m
@@ -49,7 +49,10 @@ typedef NS_ENUM(NSInteger, MBXSettingsDebugToolsRows) {
     MBXSettingsDebugToolsOverdrawVisualization,
     MBXSettingsDebugToolsShowZoomLevel,
     MBXSettingsDebugToolsShowFrameTimeGraph,
-    MBXSettingsDebugToolsShowReuseQueueStats
+    MBXSettingsDebugToolsShowReuseQueueStats,
+    MBXSettingsDebugToolsInvalidateAmbientCache,
+    MBXSettingsDebugToolsClearAmbientCache,
+    MBXSettingsDebugToolsResetDatabase
 };
 
 typedef NS_ENUM(NSInteger, MBXSettingsAnnotationsRows) {
@@ -375,7 +378,10 @@ CLLocationCoordinate2D randomWorldCoordinate() {
                     (debugMask & MGLMapDebugOverdrawVisualizationMask ? @"Hide" :@"Show")],
                 [NSString stringWithFormat:@"%@ zoom level ornament", (self.zoomLevelOrnamentEnabled ? @"Hide" :@"Show")],
                 [NSString stringWithFormat:@"%@ frame time graph", (self.frameTimeGraphEnabled ? @"Hide" :@"Show")],
-                [NSString stringWithFormat:@"%@ reuse queue stats", (self.reuseQueueStatsEnabled ? @"Hide" :@"Show")]
+                [NSString stringWithFormat:@"%@ reuse queue stats", (self.reuseQueueStatsEnabled ? @"Hide" :@"Show")],
+                @"Invalidate Ambient Cache",
+                @"Clear Ambient Cache",
+                @"Reset Database",
             ]];
             break;
         case MBXSettingsAnnotations:
@@ -508,11 +514,19 @@ CLLocationCoordinate2D randomWorldCoordinate() {
                     [self updateHUD];
                     break;
                 }
+                case MBXSettingsDebugToolsInvalidateAmbientCache:
+                    [self invalidateAmbientCache];
+                    break;
+                case MBXSettingsDebugToolsClearAmbientCache:
+                    [self clearAmbientCache];
+                    break;
+                case MBXSettingsDebugToolsResetDatabase:
+                    [self resetDatabase];
+                    break;
                 default:
                     NSAssert(NO, @"All debug tools setting rows should be implemented");
                     break;
             }
-
             self.mapView.debugMask = self.currentState.debugMask;
             
             break;
@@ -1765,6 +1779,61 @@ CLLocationCoordinate2D randomWorldCoordinate() {
     return filePath;
 }
 
+#pragma mark:
+- (void)invalidateAmbientCache {
+    CFTimeInterval start = CACurrentMediaTime();
+    [[MGLOfflineStorage sharedOfflineStorage] invalidateAmbientCacheWithCompletionHandler:^(NSError * _Nullable error) {
+        if (error) {
+            NSLog(@"Error: %@", error.localizedDescription);
+            return;
+        } else {
+            CFTimeInterval difference = CACurrentMediaTime() - start;
+            NSLog(@"Ambient cache invalidated in %f seconds", difference);
+        }
+    }];
+}
+
+- (void)invalidateOfflinePack {
+    CFTimeInterval start = CACurrentMediaTime();
+    MGLOfflinePack *pack = [MGLOfflineStorage sharedOfflineStorage].packs.firstObject;
+
+    [[MGLOfflineStorage sharedOfflineStorage] invalidatePack:pack withCompletionHandler:^(NSError * _Nullable error) {
+        if (error) {
+            NSLog(@"Error: %@", error.localizedDescription);
+            return;
+        } else {
+            CFTimeInterval difference = CACurrentMediaTime() - start;
+            NSLog(@"Offline pack invalidated in %f seconds", difference);
+        }
+    }];
+}
+
+- (void)clearAmbientCache {
+    CFTimeInterval start = CACurrentMediaTime();
+    [[MGLOfflineStorage sharedOfflineStorage] clearAmbientCacheWithCompletionHandler:^(NSError * _Nullable error) {
+        if (error) {
+            NSLog(@"Error: %@", error.localizedDescription);
+            return;
+        } else {
+            CFTimeInterval difference = CACurrentMediaTime() - start;
+            NSLog(@"Ambient cache cleared in %f seconds", difference);
+        }
+    }];
+}
+
+- (void)resetDatabase {
+    CFTimeInterval start = CACurrentMediaTime();
+    [[MGLOfflineStorage sharedOfflineStorage] resetDatabaseWithCompletionHandler:^(NSError * _Nullable error) {
+        if (error) {
+            NSLog(@"Error: %@", error.localizedDescription);
+            return;
+        } else {
+            CFTimeInterval difference = CACurrentMediaTime() - start;
+            NSLog(@"Database reset in %f seconds", difference);
+        }
+    }];
+}
+
 #pragma mark - Random World Tour
 
 - (void)addAnnotations:(NSInteger)numAnnotations aroundCoordinate:(CLLocationCoordinate2D)coordinate radius:(CLLocationDistance)radius {
-- 
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