feat: move PD Core into Essentials

src/PepperDash.Core/JsonToSimpl/JsonToSimplPortalFileMaster.cs

@@ -0,0 +1,191 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Crestron.SimplSharp;
+using Crestron.SimplSharp.CrestronIO;
+using Newtonsoft.Json.Linq;
+using PepperDash.Core.Config;
+
+namespace PepperDash.Core.JsonToSimpl
+{
+    /// <summary>
+    /// Portal File Master
+    /// </summary>
+    public class JsonToSimplPortalFileMaster : JsonToSimplMaster
+    {
+		/// <summary>
+		///  Sets the filepath as well as registers this with the Global.Masters list
+		/// </summary>
+		public string PortalFilepath { get; private set; }
+
+        /// <summary>
+        /// File path of the actual file being read (Portal or local)
+        /// </summary>
+        public string ActualFilePath { get; private set; }
+
+		/*****************************************************************************************/
+		/** Privates **/
+
+		// To prevent multiple same-file access
+		object StringBuilderLock = new object();
+		static object FileLock = new object();
+
+		/*****************************************************************************************/
+
+		/// <summary>
+        /// SIMPL+ default constructor.
+        /// </summary>
+		public JsonToSimplPortalFileMaster()
+        {
+		}
+
+		/// <summary>
+		/// Read, evaluate and udpate status
+		/// </summary>
+		public void EvaluateFile(string portalFilepath)
+		{
+			PortalFilepath = portalFilepath;
+
+			OnBoolChange(false, 0, JsonToSimplConstants.JsonIsValidBoolChange);
+			if (string.IsNullOrEmpty(PortalFilepath))
+			{
+				CrestronConsole.PrintLine("Cannot evaluate file. JSON file path not set");
+				return;
+			}
+
+			// Resolve possible wildcarded filename
+
+			// If the portal file is xyz.json, then 
+			// the file we want to check for first will be called xyz.local.json
+			var localFilepath = Path.ChangeExtension(PortalFilepath, "local.json");
+			Debug.Console(0, this, "Checking for local file {0}", localFilepath);
+			var actualLocalFile = GetActualFileInfoFromPath(localFilepath);
+
+			if (actualLocalFile != null)
+			{
+				ActualFilePath = actualLocalFile.FullName;
+                OnStringChange(ActualFilePath, 0, JsonToSimplConstants.ActualFilePathChange);
+			}
+			// If the local file does not exist, then read the portal file xyz.json
+			// and create the local.
+			else
+			{
+				Debug.Console(1, this, "Local JSON file not found {0}\rLoading portal JSON file", localFilepath);
+				var actualPortalFile = GetActualFileInfoFromPath(portalFilepath);
+				if (actualPortalFile != null)
+				{
+					var newLocalPath = Path.ChangeExtension(actualPortalFile.FullName, "local.json");
+					// got the portal file, hand off to the merge / save method				
+					PortalConfigReader.ReadAndMergeFileIfNecessary(actualPortalFile.FullName, newLocalPath);
+					ActualFilePath = newLocalPath;
+                    OnStringChange(ActualFilePath, 0, JsonToSimplConstants.ActualFilePathChange);
+				}
+				else
+				{
+					var msg = string.Format("Portal JSON file not found: {0}", PortalFilepath);
+					Debug.Console(1, this, msg);
+					ErrorLog.Error(msg);
+					return;
+				}
+			}
+
+			// At this point we should have a local file.  Do it.
+			Debug.Console(1, "Reading local JSON file {0}", ActualFilePath);
+
+			string json = File.ReadToEnd(ActualFilePath, System.Text.Encoding.ASCII);
+
+			try
+			{
+				JsonObject = JObject.Parse(json);
+				foreach (var child in Children)
+					child.ProcessAll();
+				OnBoolChange(true, 0, JsonToSimplConstants.JsonIsValidBoolChange);
+			}
+			catch (Exception e)
+			{
+				var msg = string.Format("JSON parsing failed:\r{0}", e);
+				CrestronConsole.PrintLine(msg);
+				ErrorLog.Error(msg);
+				return;
+			}
+		}
+
+		/// <summary>
+		/// Returns the FileInfo object for a given path, with possible wildcards
+		/// </summary>
+		/// <param name="path"></param>
+		/// <returns></returns>
+		FileInfo GetActualFileInfoFromPath(string path)
+		{
+			var dir = Path.GetDirectoryName(path);
+			var localFilename = Path.GetFileName(path);
+			var directory = new DirectoryInfo(dir);
+			// search the directory for the file w/ wildcards
+			return directory.GetFiles(localFilename).FirstOrDefault();
+		}
+
+		/// <summary>
+		/// 
+		/// </summary>
+		/// <param name="level"></param>
+		public void setDebugLevel(uint level)
+		{
+			Debug.SetDebugLevel(level);
+		}
+
+		/// <summary>
+		/// 
+		/// </summary>
+		public override void Save()
+		{
+			// this code is duplicated in the other masters!!!!!!!!!!!!!
+			UnsavedValues = new Dictionary<string, JValue>();
+			// Make each child update their values into master object
+			foreach (var child in Children)
+			{
+				Debug.Console(1, "Master [{0}] checking child [{1}] for updates to save", UniqueID, child.Key);
+				child.UpdateInputsForMaster();
+			}
+
+			if (UnsavedValues == null || UnsavedValues.Count == 0)
+			{
+				Debug.Console(1, "Master [{0}] No updated values to save. Skipping", UniqueID);
+				return;
+			}
+			lock (FileLock)
+			{
+				Debug.Console(1, "Saving");
+				foreach (var path in UnsavedValues.Keys)
+				{
+					var tokenToReplace = JsonObject.SelectToken(path);
+					if (tokenToReplace != null)
+					{// It's found
+						tokenToReplace.Replace(UnsavedValues[path]);
+						Debug.Console(1, "JSON Master[{0}] Updating '{1}'", UniqueID, path);
+					}
+					else // No token.  Let's make one 
+					{
+						//http://stackoverflow.com/questions/17455052/how-to-set-the-value-of-a-json-path-using-json-net
+						Debug.Console(1, "JSON Master[{0}] Cannot write value onto missing property: '{1}'", UniqueID, path);
+						
+					}
+				}
+				using (StreamWriter sw = new StreamWriter(ActualFilePath))
+				{
+					try
+					{
+						sw.Write(JsonObject.ToString());
+						sw.Flush();
+					}
+					catch (Exception e)
+					{
+						string err = string.Format("Error writing JSON file:\r{0}", e);
+						Debug.Console(0, err);
+						ErrorLog.Warn(err);
+						return;
+					}
+				}
+			}
+		}
+	}
+}