}// End OpenSubjectFile()
#endregion OpenSubjectFile
#region SaveSubjectsFile
/// <summary>
/// Transfers the data in AlhaBase, NumberOfRoots and _ItemsDictionary
/// int a List, OutputSubjectFileList, which is
/// written to the SubjectName.txt file
/// </summary>
public static void SaveSubjectsFile()
{
// Create a List<string> OutputSubjectFileList to hold the strings to be written to the Subjects file
List <string> OutputSubjectFileList = new List <string>();
// Enter the AlphaBase
OutputSubjectFileList.Add(AlphaBase.ToString());
// Enter the Number of Roots
OutputSubjectFileList.Add(NumberOfRoots.ToString());
//Get each itme in the dictionary and convert its properties to a delimited string to story
foreach (KeyValuePair <string, Items> kvp in _ItemsDictionary)
{
string Key = kvp.Key;
Items Value = kvp.Value;
char LeedingChar = Value.LeedingChar;
string ItemText = Value.ItemText;
string ItemID = Value.ItemID;
int ItemsNumberOfChildren = Value.ItemsNumberOfChildren;
string ItemsNumberOfChildrenString = ItemsNumberOfChildren.ToString();
string ParentID = Value.ParentsID;
int ParentsNumberOfChildren = Value.ParentsNumberOfChildren;
string ParentsNumberOfChildrenString = ParentsNumberOfChildren.ToString();
bool TerminalNode = Value.TerminalNode;
string TerminalNodeString = TerminalNode.ToString();
char D = '\u0240';
string OutputString = LeedingChar.ToString() + D + ItemText + D + ItemID + D + ItemsNumberOfChildrenString + D + ParentID + D
+ ParentsNumberOfChildrenString + D + TerminalNodeString;
OutputSubjectFileList.Add(OutputString);
}
var DictionaryFilePath = SubjectsFolderPath + "ItemsDictionaryStrings.txt";
File.WriteAllLines(SubjectFilePath, OutputSubjectFileList);
}
/// <summary>
/// 1. Receives a path to the Subject of Interest Folder
/// 2. Opens the SubjectName.txt file
/// 3. Loads its data into
/// a. AlphaBase
/// b. NumberOfRoots
/// c. ItemsDictionary
/// 4. Add all of the root items IDs into ItemsListBoxStringsList
/// </summary>
public static void OpenSubjectFile()
{
// Create path to this subjects data file
var SubjectsDataFile = SubjectsFolderPath + SubjectName + ".txt";
SubjectFilePath = SubjectsDataFile;
#region Create a SubjectsName.txt file if it doesn't exist
// Test to see if this file exist and if not create it
if (!File.Exists(SubjectsDataFile))
{
// Create a string array to hold the first two lines
string[] InitialLinesArray = new string[2];
// the first line is the default AlphaNumberBase string
AlphaBase = 1;
InitialLinesArray[0] = AlphaBase.ToString();
// The initial number of Roots is 0
NumberOfRoots = 0;
InitialLinesArray[1] = NumberOfRoots.ToString();
//Write all of these lines to the SubjectsDataFile
File.WriteAllLines(SubjectsDataFile, InitialLinesArray);
return;
}
#endregion Create a SubjectsName.txt file if it doesn't exist
#region Read the lines of the SubjectName.txt file into its holding properties
// The SubjectsDataFile already exists so read in all of its lines
string[] SubjectsDataFileStringArray = File.ReadAllLines(SubjectsDataFile);
List <string> DelimitedDictionaryItems = new List <string>();
#region Load AlphaBase and Number of Roots and create List of Dictionary Items
// Cycle through SubjectsDataFileStringArray assiginig the to their values
for (int i = 0; i < SubjectsDataFileStringArray.Length; i++)
{
// Assign Alpha base
if (i == 0)
{
AlphaBase = Int32.Parse(SubjectsDataFileStringArray[i]);
}
else if (i == 1)
{
NumberOfRoots = Int32.Parse(SubjectsDataFileStringArray[i]);
}
else
{
// These are all dictionary lines
DelimitedDictionaryItems.Add(SubjectsDataFileStringArray[i]);
}
}// END Cycle through SubjectsDataFileStringArray assiginig the to their values
#endregion Load AlphaBase and Number of Roots and create List of Dictionary Items
#region Create ItemsDictionary and a list of RootIDs
// Create a List<string> RootIDs
List <string> RootIDs = new List <string>();
// Cycle through DictionaryLinesArray extracting the properties of each Item object and Add Root ID to
for (int i = 0; i < DelimitedDictionaryItems.Count; i++)
{
// get the next line in DictionaryLinesArray
var thisLine = DelimitedDictionaryItems[i];
// create thisItemsPropertyStringsArray to hold the properties of each new item
string[] thisItemsPropertyStringsArray = thisLine.Split('ɀ');
// create a new Item object
Items NewItemObj = new Items();
// get the leeding character
char[] leedingCharStringChars = thisItemsPropertyStringsArray[0].ToCharArray();
char leedingChar = leedingCharStringChars[0];
NewItemObj.LeedingChar = leedingChar;
NewItemObj.ItemText = thisItemsPropertyStringsArray[1];
NewItemObj.ItemID = thisItemsPropertyStringsArray[2];
// Deteermine if this is a root ID and if so add it to RootIDs
if (NewItemObj.ItemID.Length == 1)
{
RootIDs.Add(NewItemObj.ItemID);
}
NewItemObj.ItemsNumberOfChildren = Int32.Parse(thisItemsPropertyStringsArray[3]);
NewItemObj.ParentsID = thisItemsPropertyStringsArray[4];
NewItemObj.ParentsNumberOfChildren = Int32.Parse(thisItemsPropertyStringsArray[5]);
var TreminalCharStr = thisItemsPropertyStringsArray[6];
if (TreminalCharStr == "False")
{
NewItemObj.TerminalNode = false;
}
else
{
NewItemObj.TerminalNode = true;
}
var thisItemsID = NewItemObj.ItemID;
// Add this item to the ItemsDictionary
ItemsDictionary.Add(thisItemsID, NewItemObj);
}// END Cycle through DictionaryLinesArray extracting the properties of each Item object
#endregion Create ItemsDictionary and a list of RootIDs
#endregion Read the lines of the SubjectName.txt file into its holding properties
#region Add all of the RootIDs to ItemsListBoxStringsList
// Cycle through RootIDs creating ItemsListBoxStringsList,
//a list of root display strings to display upone opening
foreach (string ID in RootIDs)
{
Items NewItemsObject = new Items();
NewItemsObject = ReturnItemInDictionary(ID);
var DisplayString = CreateDisplayString(NewItemsObject);
ItemsListBoxStringsList.Add(DisplayString);
}// END Cycle through RootIDs creating ItemsListBoxStringsList, a list of root display strings to display upone opening
#endregion Add all of the RootIDs to ItemsListBoxStringsList
}// End OpenSubjectFile()