From 8af1066a559e7c41a62282c8d1d034f09026b9ce Mon Sep 17 00:00:00 2001
From: Emmanuel Hansen <emmausssss@gmail.com>
Date: Sun, 2 Jul 2023 22:12:47 +0000
Subject: [PATCH] android - add file logs android - add game stats helper

(cherry picked from commit 211a8f9defaa73b4dad8e99a67c5d11b480f4a1b)
---
 src/LibRyujinx/JniExportedMethods.cs | 43 ++++++++++++++++++++++++++--
 1 file changed, 40 insertions(+), 3 deletions(-)

diff --git a/src/LibRyujinx/JniExportedMethods.cs b/src/LibRyujinx/JniExportedMethods.cs
index c27e488f1..62874e145 100644
--- a/src/LibRyujinx/JniExportedMethods.cs
+++ b/src/LibRyujinx/JniExportedMethods.cs
@@ -40,13 +40,13 @@ namespace LibRyujinx
         }
 
         [UnmanagedCallersOnly(EntryPoint = "Java_org_ryujinx_android_RyujinxNative_initialize")]
-        public static JBoolean JniInitialize(JEnvRef jEnv, JObjectLocalRef jObj, JStringLocalRef jpath)
+        public static JBoolean JniInitialize(JEnvRef jEnv, JObjectLocalRef jObj, JStringLocalRef jpath, JBoolean enableDebugLogs)
         {
             var path = GetString(jEnv, jpath);
 
             Ryujinx.Common.SystemInfo.SystemInfo.IsBionic = true;
 
-            var init = Initialize(path);
+            var init = Initialize(path, enableDebugLogs);
 
             AudioDriver = new OboeHardwareDeviceDriver();
 
@@ -94,6 +94,43 @@ namespace LibRyujinx
             return InitializeDevice(isHostMapped);
         }
 
+        [UnmanagedCallersOnly(EntryPoint = "Java_org_ryujinx_android_RyujinxNative_deviceGetGameStats")]
+        public static JObjectLocalRef JniGetGameStats(JEnvRef jEnv, JObjectLocalRef jObj)
+        {
+            var stats = GetGameStats();
+
+            var javaClassName = GetCCharSequence("org/ryujinx/android/viewmodels/GameStats");
+
+            JEnvValue value = jEnv.Environment;
+            ref JNativeInterface jInterface = ref value.Functions;
+            IntPtr findClassPtr = jInterface.FindClassPointer;
+            IntPtr newGlobalRefPtr = jInterface.NewGlobalRefPointer;
+            IntPtr getFieldIdPtr = jInterface.GetFieldIdPointer;
+            IntPtr getMethodPtr = jInterface.GetMethodIdPointer;
+            IntPtr newObjectPtr = jInterface.NewObjectPointer;
+            IntPtr setDoubleFieldPtr = jInterface.SetDoubleFieldPointer;
+
+
+            var findClass = findClassPtr.GetUnsafeDelegate<FindClassDelegate>();
+            var newGlobalRef = newGlobalRefPtr.GetUnsafeDelegate<NewGlobalRefDelegate>();
+            var getFieldId = getFieldIdPtr.GetUnsafeDelegate<GetFieldIdDelegate>();
+            var getMethod = getMethodPtr.GetUnsafeDelegate<GetMethodIdDelegate>();
+            var newObject = newObjectPtr.GetUnsafeDelegate<NewObjectDelegate>();
+            var setDoubleField = setDoubleFieldPtr.GetUnsafeDelegate<SetDoubleFieldDelegate>();
+
+            var javaClass = findClass(jEnv, javaClassName);
+            var newGlobal = newGlobalRef(jEnv, javaClass._value);
+            var constructor = getMethod(jEnv, javaClass, GetCCharSequence("<init>"), GetCCharSequence("()V"));
+            var newObj = newObject(jEnv, javaClass, constructor, 0);
+
+
+            setDoubleField(jEnv, newObj, getFieldId(jEnv, javaClass, GetCCharSequence("Fifo"), GetCCharSequence("D")), stats.Fifo);
+            setDoubleField(jEnv, newObj, getFieldId(jEnv, javaClass, GetCCharSequence("GameFps"), GetCCharSequence("D")), stats.GameFps);
+            setDoubleField(jEnv, newObj, getFieldId(jEnv, javaClass, GetCCharSequence("GameTime"), GetCCharSequence("D")), stats.GameTime);
+
+            return newObj;
+        }
+
         [UnmanagedCallersOnly(EntryPoint = "Java_org_ryujinx_android_RyujinxNative_deviceLoad")]
         public static JBoolean JniLoadApplicationNative(JEnvRef jEnv, JObjectLocalRef jObj, JStringLocalRef pathPtr)
         {
@@ -376,7 +413,7 @@ namespace LibRyujinx
         {
             var safeHandle = new SafeFileHandle(descriptor, false);
 
-            return new FileStream(safeHandle, FileAccess.Read);
+            return new FileStream(safeHandle, FileAccess.ReadWrite);
         }
     }