Merge pull request #17 from coryleach/dev

Add Exists method to SaveLoadManager

Author: coryleach

README.md

@@ -13,6 +13,11 @@
 </p>
 <h1 align="center">Gameframe.SaveLoad 👋</h1>
 
+<!-- BADGE-START ->
+<img align="center" src="https://raw.githubusercontent.com/coryleach/UnityPackages/master/Documentation/GameframeFace.gif" />
+</p>
+<h1 align="center">Gameframe.SaveLoad 👋</h1>
+
 <!-- BADGE-START -<!-- BADGE-END -->
 
 Serialization helper utility that supports save, load and encryption.
@@ -22,15 +27,15 @@ Serialization helper utility that supports save, load and encryption.
 #### Using UnityPackageManager (for Unity 2019.3 or later)
 Open the package manager window (menu: Window > Package Manager)<br/>
 Select "Add package from git URL...", fill in the pop-up with the following link:<br/>
-https://github.com/coryleach/UnitySaveLoad.git#1.0.10<br/>
+https://github.com/coryleach/UnitySaveLoad.git#1.0.11<br/>
 
 #### Using UnityPackageManager (for Unity 2019.1 or later)
 
 Find the manifest.json file in the Packages folder of your project and edit it to look like this:
 ```js
 {
   "dependencies": {
-    "com.gameframe.saveload": "https://github.com/coryleach/UnitySaveLoad.git#1.0.10",
+    "com.gameframe.saveload": "https://github.com/coryleach/UnitySaveLoad.git#1.0.11",
     ...
   },
 }

Runtime/SaveLoadManager.cs

@@ -70,14 +70,14 @@ public void Save(object obj, string filename, string folder = null)
                 folder = defaultFolder;
             }
             var saveLoadMethod = GetSaveLoadMethod(saveMethod);
-            SaveLoadUtility.Save(obj,saveLoadMethod,filename,folder, baseFolder);
+            SaveLoadUtility.Save(obj, saveLoadMethod, filename, folder, baseFolder);
         }
 
         /// <summary>
         /// Gets the list of save files that have been created
         /// </summary>
         /// <param name="folder">sub folder</param>
-        /// <param name="extension"></param>
+        /// <param name="extension">filter for files only with this extension if provided. Do not include the '.' in the string.</param>
         /// <param name="streamingAssets">Will use Application.streamingAssetsPath as base path if true otherwise Application.persistentDataPath</param>
         /// <returns>list of file names (excludes the path)</returns>
         public string[] GetFiles(string folder = null, string extension = null, bool streamingAssets = false)
@@ -86,15 +86,15 @@ public string[] GetFiles(string folder = null, string extension = null, bool str
             {
                 folder = defaultFolder;
             }
-            return SaveLoadUtility.GetSavedFiles(folder,baseFolder, extension, streamingAssets);
+            return SaveLoadUtility.GetSavedFiles(folder, baseFolder, extension, streamingAssets);
         }
 
         /// <summary>
         /// Gets the list of save files that have been created
         /// </summary>
         /// <param name="list">list to be populated with file names</param>
         /// <param name="folder">sub folder</param>
-        /// <param name="extension"></param>
+        /// <param name="extension">filter for files only with this extension if provided. Do not include the '.' in the string.</param>
         /// <param name="streamingAssets">Will use Application.streamingAssetsPath as base path if true otherwise Application.persistentDataPath</param>
         /// <returns>list of file names (excludes the path)</returns>
         public void GetFiles(List<string> list, string folder = null, string extension = null, bool streamingAssets = false)
@@ -103,8 +103,23 @@ public void GetFiles(List<string> list, string folder = null, string extension =
             {
                 folder = defaultFolder;
             }
-
-            SaveLoadUtility.GetSavedFiles(list, folder,baseFolder, extension, streamingAssets);
+            SaveLoadUtility.GetSavedFiles(list, folder, baseFolder, extension, streamingAssets);
+        }
+        
+        /// <summary>
+        /// Checks if a given save file 
+        /// </summary>
+        /// <param name="filename">name of the file to be checked</param>
+        /// <param name="folder">subfolder within the base folder if any</param>
+        /// <param name="streamingAssets">Will use Application.streamingAssetsPath as base path if true otherwise Application.persistentDataPath</param>
+        /// <returns>True if file exists, false otherwise</returns>
+        public bool Exists(string filename, string folder = null, bool streamingAssets = false)
+        {
+            if (string.IsNullOrEmpty(folder))
+            {
+                folder = defaultFolder;
+            }
+            return SaveLoadUtility.Exists(filename, folder, baseFolder, streamingAssets);
         }
 
         /// <summary>