/// <summary>
/// This method writes the summary for the data object reader.
/// </summary>
/// <param name="dataTable"></param>
private void WriteClassSummary(DataTable dataTable, dataObjects.CustomReader customReader = null)
{
// write the open summary tag
WriteLine("/// <summary>");
WriteLine("/// This class loads a single '" + dataTable.ClassName + "' object or a list of type <" + dataTable.ClassName + ">.");
// write the closing summary
WriteLine("/// </summary>");
}
/// <summary>
/// This method writes the field integers for this data table.
/// </summary>
/// <param name="dataTable"></param>
private List <DataField> WriteFieldIntegers(DataTable dataTable, dataObjects.CustomReader customReader = null)
{
// update to handle CustomReaders: Now the list of DataFields is set from either the
// CustomReader.FieldSet or the DataTabe.ActiveFields
List <DataField> fields = null;
// Write Blank line
WriteLine();
// Write Comment Create field Integers
WriteComment("Create field Integers");
// local for ordinalPosition
int ordinalPosition = 0;
// if the customReader exists and has a FieldSet
if ((NullHelper.Exists(customReader)) && (customReader.HasFieldSet) && (customReader.FieldSet.HasFields))
{
// convert the CustomReader fields to DataField objects
fields = DataConverter.ConvertDataFields(customReader.FieldSet.Fields);
}
// if dataTable exists
else if (dataTable != null)
{
// only use the ActiveFields to ignore unwanted fields
fields = dataTable.ActiveFields;
}
// If the fields collection exists and has one or more items
if (ListHelper.HasOneOrMoreItems(fields))
{
// loop through each field
for (int x = 0; x < fields.Count; x++)
{
// Get The Current field
DataField field = fields[x];
// Set OrdinalPosition
ordinalPosition = x;
// Write the fieldLine for this field
WriteFieldIntegerLine(field, ordinalPosition);
}
// Write Blank Line
WriteLine();
}
// return value
return(fields);
}
/// <summary>
/// Create the file name for this reader.
/// </summary>
/// <param name="dataTable"></param>
/// <returns></returns>
private string CreateFileName(DataTable dataTable, dataObjects.CustomReader customReader = null)
{
// Create StringBuilder
StringBuilder sb = new StringBuilder();
// Append RootDataObjectReaderPath
sb.Append(this.RootDataObjectReaderPath);
// If the root data object reader path does not end with a back slash
if (!this.RootDataObjectReaderPath.EndsWith(@"\"))
{
// Append Backslash
sb.Append(@"\");
}
// If the customReader object exists
if (NullHelper.Exists(customReader))
{
// Add ClassName
sb.Append(customReader.ReaderName);
// append .cs extension
sb.Append(".cs");
}
else
{
// Add ClassName
sb.Append(dataTable.ClassName.Replace("_", ""));
// Add The Word Reader
sb.Append("Reader.cs");
}
// return value
return(sb.ToString());
}
/// <summary>
/// This method writes the Load method for a DataTable.
/// </summary>
/// <param name="dataTable"></param>
private List <DataField> WriteLoadMethod(DataTable dataTable, dataObjects.CustomReader customReader = null)
{
// update to handle CustomReaders: Now the list of DataFields is set from either the
// CustomReader.FieldSet or the DataTabe.ActiveFields
List <DataField> fields = null;
// If the data table exists
if (dataTable != null)
{
// Write Blank Line
WriteLine();
// Write BeginRegion
BeginRegion("Load(DataRow dataRow)");
// Write Load Method Summary
WriteLoadMethodSummary(dataTable);
// Create loadMethodLine
string loadMethodLine = "public static " + GetClassName(dataTable) + " Load(DataRow dataRow)";
// Write LoadMethodLine
WriteLine(loadMethodLine);
// Write Open Bracket
WriteOpenBracket();
// Increase Indent
Indent++;
// Write Comment For Initial Value
WriteComment("Initial Value");
// Create Object Line
string objectLine = CreateObjectLine(dataTable);
// Write Object Line
WriteLine(objectLine);
// Write field Integers
fields = WriteFieldIntegers(dataTable, customReader);
// Write try
WriteLine("try");
// Write Open Bracket
WriteOpenBracket();
// Increase Indent
Indent++;
// Write Comment Load Each field
WriteComment("Load Each field");
// create objectName
string objectName = CapitalizeFirstChar(GetClassName(dataTable), true);
// variable for each field to load
string loadField = null;
// If the fields collection exists and has one or more items
if (ListHelper.HasOneOrMoreItems(fields))
{
// add each field
foreach (DataField field in fields)
{
// do not write the primary key
if ((!field.PrimaryKey) || (dataTable.IsView))
{
// load this field
loadField = CreateLoadFieldLine(field, objectName);
// Write Line To LoadF This field
WriteLine(loadField);
}
else
{
// Now Write Update Identity Method
WriteUpdateIdentity(dataTable, objectName);
}
}
}
// Decrease Indent
Indent--;
// Write Close Bracket
WriteLine("}");
// Write catch
WriteLine("catch");
// Write Open Bracket
WriteOpenBracket();
// Write Close Bracket
WriteLine("}");
// Write Blank Line
WriteLine();
// write Comment For Return Value
WriteComment("return value");
// Write Return Value
string returnValue = "return " + objectName + ";";
WriteLine(returnValue);
// Decrease Indent
Indent--;
// Write Close Bracket
WriteLine("}");
// Write endregion
WriteLine("#endregion");
}
// return value
return(fields);
}
/// <summary>
/// Create an object reader for the table passed in.
/// </summary>
public List <DataField> CreateObjectReader(DataTable dataTable, dataObjects.CustomReader customReader = null)
{
// initial value
List <DataField> dataFields = null;
// Set Indent To 0
Indent = 0;
// verify DataTable exist
if (dataTable != null)
{
// Get DataWatcherFileName
string fileName = CreateFileName(dataTable, customReader);
// Create Writer
CreateFile(fileName, DataManager.ProjectTypeEnum.DAC);
// Write References
WriteReferences(this.ObjectReferences);
// Write Blank Line
WriteLine();
// Write NameSpace
string nameSpace = "namespace " + this.NameSpaceName;
WriteLine(nameSpace);
// Write Open Brack
WriteOpenBracket();
// Write Blank Line
WriteLine();
// Increase Indent
Indent++;
// Get ClassName
string className = dataTable.ClassName + "Reader";
// If the customReader object exists
if (NullHelper.Exists(customReader))
{
// set the className
className = customReader.ClassName;
}
// Write Region for this reader
BeginRegion("class " + className);
// Write Object Reader Summary
WriteClassSummary(dataTable, customReader);
// get class line
string classLine = "public class " + className;
// Write ClassLine
WriteLine(classLine);
// Write Open Brack
WriteOpenBracket();
// Write Blank Line
WriteLine();
// Increase Indent
Indent++;
// Begin Region Static Methods
BeginRegion("Static Methods");
// Increase Indent
Indent++;
// Write Load Method
dataFields = WriteLoadMethod(dataTable, customReader);
// Write LoadCollectionMethod
WriteLoadCollectionMethod(dataTable);
// Decrease Indent
Indent--;
// Write line
WriteLine("#endregion");
// Write Blank Line
WriteLine();
// Decrease Indent
Indent--;
// Write Close Bracket
WriteLine("}");
// Write EndRegion
WriteLine("#endregion");
// Write Blank Line
WriteLine();
// Decrease Indent
Indent--;
// Write Close Bracket
WriteLine("}");
// Close This File
this.Writer.Close();
}
// return value
return(dataFields);
}
