/// <summary>
/// extracts expenditures from xml file found at xmlFilePath based on format of an entryTemplate. There are 6 extraction
/// types - 0: dominant tag, 1: associated tags, 2: people, 3: date, 4: expenditure, 5: xmlID
/// </summary>
//internal static List<IExpenditureEntry> ExtractExpendituresFromXml(IExpenditureEntry entryTemplate, string xmlFilePath,
// int extractionType)
//{
// List<IExpenditureEntry> entries = new List<IExpenditureEntry>();
// XmlDocument doc = new XmlDocument();
// doc.Load(xmlFilePath);
// foreach (XmlNode node in doc.ChildNodes)
// {
// if (node.Name == "Expenditures")
// {
// foreach (XmlNode IExpenditureEntry in node.ChildNodes)
// {
// if (IExpenditureEntry.Name != "LatestID")
// {
// switch (IExpenditureEntry.Attributes[0].Value) // For version compatibility
// {
// case "1":
// IExpenditureEntry entry = ReadData(IExpenditureEntry);
// switch (extractionType)
// {
// case 0: // Base on Dominant Tag
// if (entry.dominantTag == entryTemplate.dominantTag)
// {
// entries.Add(entry);
// }
// break;
// case 1: // Base on Associated Tags
// foreach (string tag in entryTemplate.associatedTags)
// {
// if (entry.associatedTags.Contains(tag))
// {
// entries.Add(entry);
// }
// }
// break;
// case 2: // Base on People
// foreach (string person in entryTemplate.people)
// {
// if (entry.people.Contains(person))
// {
// entries.Add(entry);
// }
// }
// break;
// case 3: // Base on Date
// if (entry.date.IsTheSameDateAs(entryTemplate.date))
// {
// entries.Add(entry);
// }
// break;
// case 4: // Base on Expenditure
// break;
// case 5: // Base on ID
// break;
// default:
// break;
// }
// break;
// default:
// break;
// }
// }
// }
// }
// }
// return entries;
//}
internal List <IExpenditureEntry> ExtractAllExpendituresFromXml()
{
List <IExpenditureEntry> entries = new List <IExpenditureEntry>();
XmlDocument doc = new XmlDocument();
doc.Load(xmlFilePath);
foreach (XmlNode node in doc.ChildNodes)
{
if (node.Name == "Expenditures")
{
foreach (XmlNode IExpenditureEntry in node.ChildNodes)
{
if (IExpenditureEntry.Name != "LatestID")
{
switch (IExpenditureEntry.Attributes[0].Value) // For version compatibility
{
case "1":
IExpenditureEntry entry = ReadData(IExpenditureEntry);
entries.Add(entry);
break;
default:
break;
}
}
}
}
}
return(entries);
}
public void RecordExpenditureData(IExpenditureEntry expenditureEntry)
{
if (File.Exists(xmlFilePath))
{
UpdateXmlFile(expenditureEntry, xmlFilePath);
}
else
{
XmlWriterSettings settings = new XmlWriterSettings();
settings.Indent = true;
settings.CheckCharacters = true;
CreateXmlFile(expenditureEntry, settings, xmlFilePath);
}
}
internal static void CreateXmlFile(IExpenditureEntry expenditureEntry, XmlWriterSettings settings, string xmlFilePath)
{
using (XmlWriter writer = XmlWriter.Create(xmlFilePath, settings))
{
writer.WriteStartDocument();
writer.WriteStartElement("Expenditures");
writer.WriteStartElement("LatestID");
writer.WriteElementString("LatestID", "0");
writer.WriteEndElement();
writer.WriteEndDocument();
}
UpdateXmlFile(expenditureEntry, xmlFilePath);
}
internal static void UpdateXmlFile(IExpenditureEntry expenditureEntry, string xmlFilePath)
{
string currentVersion = "1"; //Change when change xml!
XmlDocument doc = new XmlDocument();
doc.Load(xmlFilePath);
latestID = latestID + 1;
foreach (XmlNode node in doc.ChildNodes)
{
if (node.Name == "Expenditures")
{
CreateNewEntry(doc, node, currentVersion, expenditureEntry);
node.ChildNodes[0].InnerText = latestID.ToString();
}
}
doc.Save(xmlFilePath);
}
private static void CreateNewEntry(XmlDocument doc, XmlNode node, string currentVersion, IExpenditureEntry entry)
{
XmlElement newExpenditureEntry = doc.CreateElement("ExpenditureEntry");
XmlAttribute versionNumber = doc.CreateAttribute("version");
versionNumber.Value = currentVersion;
newExpenditureEntry.Attributes.Append(versionNumber);
XmlElement iDElement = doc.CreateElement("ID");
iDElement.InnerText = latestID.ToString();
XmlElement dominantTag = doc.CreateElement("DominantTag");
dominantTag.InnerText = entry.dominantTag;
XmlElement associatedTags = doc.CreateElement("AssociatedTags");
foreach (string tag in entry.associatedTags)
{
XmlElement asTag = doc.CreateElement("Tag");
asTag.InnerText = tag;
associatedTags.AppendChild(asTag);
}
XmlElement people = doc.CreateElement("People");
foreach (string person in entry.people)
{
XmlElement p = doc.CreateElement("Person");
p.InnerText = person;
people.AppendChild(p);
}
XmlElement expenditure = doc.CreateElement("Expenditure");
expenditure.InnerText = entry.expenditure.ToString("0.00");
XmlElement newExpenditureDate = doc.CreateElement("Date");
XmlElement newExpenditureDay = doc.CreateElement("Day");
newExpenditureDay.InnerText = entry.date.day.ToString("00");
XmlElement newExpenditureMonth = doc.CreateElement("Month");
newExpenditureMonth.InnerText = entry.date.month.ToString("00");
XmlElement newExpenditureYear = doc.CreateElement("Year");
newExpenditureYear.InnerText = entry.date.year.ToString();
newExpenditureDate.AppendChild(newExpenditureDay);
newExpenditureDate.AppendChild(newExpenditureMonth);
newExpenditureDate.AppendChild(newExpenditureYear);
newExpenditureEntry.AppendChild(iDElement);
newExpenditureEntry.AppendChild(dominantTag);
newExpenditureEntry.AppendChild(associatedTags);
newExpenditureEntry.AppendChild(people);
newExpenditureEntry.AppendChild(expenditure);
newExpenditureEntry.AppendChild(newExpenditureDate);
node.AppendChild(newExpenditureEntry);
}
