refactor: rearrange and add solution for 4-series

src/PepperDash.Essentials.Core/Secrets/CrestronLocalSecretsProvider.cs

@@ -0,0 +1,103 @@
+using System;
+using Crestron.SimplSharp;
+using Crestron.SimplSharp.CrestronDataStore;
+using PepperDash.Core;
+using Crestron.SimplSharpPro;
+
+
+namespace PepperDash.Essentials.Core
+{
+    public class CrestronLocalSecretsProvider : ISecretProvider
+    {
+        public string Key { get; set; }
+        //Added for reference
+        public string Description { get; private set; }
+
+
+        public CrestronLocalSecretsProvider(string key)
+        {
+            Key = key;
+            Description = String.Format("Default secret provider serving Essentials Application {0}", InitialParametersClass.ApplicationNumber);
+        }
+
+        static CrestronLocalSecretsProvider()
+        {
+            //Added for future encrypted reference
+            var secureSupported = CrestronSecureStorage.Supported;
+
+            CrestronDataStoreStatic.InitCrestronDataStore();
+            if (secureSupported)
+            {
+                //doThingsFuture
+            }
+        }
+
+        /// <summary>
+        /// Set secret for item in the CrestronSecretsProvider
+        /// </summary>
+        /// <param name="key">Secret Key</param>
+        /// <param name="value">Secret Value</param>
+        public bool SetSecret(string key, object value)
+        {
+            var secret = value as string;
+            CrestronDataStore.CDS_ERROR returnCode;
+
+            if (String.IsNullOrEmpty(secret))
+            {
+                returnCode = CrestronDataStoreStatic.clearLocal(key);
+                if (returnCode == CrestronDataStore.CDS_ERROR.CDS_SUCCESS)
+                {
+                    Debug.Console(0, this, "Successfully removed secret \"{0}\"", secret);
+                    return true;
+                }
+            }
+
+            else  
+            {
+                returnCode = CrestronDataStoreStatic.SetLocalStringValue(key, secret);
+                if (returnCode == CrestronDataStore.CDS_ERROR.CDS_SUCCESS)
+                {
+                    Debug.Console(0, this, "Successfully set secret \"{0}\"", secret);
+                    return true;
+                }
+            }
+
+            Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Unable to set secret for {0}:{1} - {2}", Key, key, returnCode.ToString());
+            return false; 
+        }
+
+        /// <summary>
+        /// Retrieve secret for item in the CrestronSecretsProvider
+        /// </summary>
+        /// <param name="key">Secret Key</param>
+        /// <returns>ISecret Object containing key, provider, and value</returns>
+        public ISecret GetSecret(string key)
+        {
+            string mySecret;
+            var getErrorCode = CrestronDataStoreStatic.GetLocalStringValue(key, out mySecret);
+
+            switch (getErrorCode)
+            {
+                case CrestronDataStore.CDS_ERROR.CDS_SUCCESS:
+                    Debug.Console(2, this, "Secret Successfully retrieved for {0}:{1}", Key, key);
+                    return new CrestronSecret(key, mySecret, this);
+                default:
+                    Debug.Console(0, this, Debug.ErrorLogLevel.Notice, "Unable to retrieve secret for {0}:{1} - {2}",
+                        Key, key, getErrorCode.ToString());
+                    return null;
+            }
+        }
+
+        /// <summary>
+        /// Determine if a secret is present within the provider without retrieving it
+        /// </summary>
+        /// <param name="key">Secret Key</param>
+        /// <returns>bool if present</returns>
+        public bool TestSecret(string key)
+        {
+            string mySecret;
+            return CrestronDataStoreStatic.GetLocalStringValue(key, out mySecret) == CrestronDataStore.CDS_ERROR.CDS_SUCCESS;
+        }
+    }
+
+}