/// <summary>
/// 从指定的流的当前位置加载数据。
/// </summary>
/// <param name="stream"></param>
private void Load(Stream stream)
{
using BinaryReader br = new BinaryReader(stream, Encoding.UTF8, true);
FullPath = br.ReadString();
IsFile = !string.IsNullOrWhiteSpace(FullPath);
fileSize = (FileSize)br.ReadInt64();
int length = br.ReadInt32();
if (length == 0)
{
fileSize = 0;
}
else
{
byte[] date = new byte[length];
stream.Read(date, 0, date.Length);
using MemoryStream xmlStream = new MemoryStream(date);
xml.Load(xmlStream);
fileSize = (FileSize)stream.Length;
}
bool isnull = br.ReadBoolean();
if (isnull)
{
lines = null;
}
else
{
length = br.ReadInt32();
lines = new List <ITranslatingLine>(length);
IReadWriter <XmlFileOfVSLine> readWriter = XmlFileOfVSLine.GetLineReadWriter(this);
for (int i = 0; i < length; i++)
{
lines.Add(readWriter.Read(stream));
}
}
}
public int Read(byte[] buffer, int offset, int count) => _rw.Read(buffer, offset, count);
public void Read(string fileName)
{
readWriter.Read(this, fileName);
}
public static void RunCommand()
{
var r = new Regex("(?<command>list |import file |export file )(?<args>.*)", RegexOptions.IgnoreCase);
var rSearch = new Regex("(?<name>[a-z]+( [a-z])?)(?<date> .*)?", RegexOptions.IgnoreCase);
Console.WriteLine("\"List All\" or \"List (Account)\" or \"Import File (FileName)\" " +
"or \"Export File (FileName)\"");
var input = Console.ReadLine();
var m = r.Match(input);
if (!m.Success)
{
Console.WriteLine("Command not recognised");
return;
}
switch (m.Groups["command"].ToString().ToLower())
{
case "list ": {
var m2 = rSearch.Match(m.Groups["args"].ToString());
if (!m2.Success)
{
Console.WriteLine("Name/date not recognised");
return;
}
var date = DateTime.Now;
if (!m2.Groups["date"].ToString().Equals(""))
{
try {
date = DateTime.Parse(m2.Groups["date"].ToString());
}
catch {
Console.WriteLine("Date not recognised");
}
}
var name = m2.Groups["name"].ToString();
if (name.ToLower().Equals("all"))
{
ListAll(date);
}
else
{
ListAccount(name, date);
}
break;
}
case "import file ": {
var filename = m.Groups["args"].ToString();
try {
if (filename.EndsWith(".json"))
{
transactions.UnionWith(jsonReadWriter.Read(filename));
}
else if (filename.EndsWith(".xml"))
{
transactions.UnionWith(xmlReadWriter.Read(filename));
}
else
{
transactions.UnionWith(csvReadWriter.Read(filename));
}
} catch {
Console.WriteLine($"Could not read file: {filename}");
}
break;
}
case "export file ": {
var filename = m.Groups["args"].ToString();
try {
if (filename.EndsWith(".json"))
{
jsonReadWriter.Write(filename, transactions);
}
else if (filename.EndsWith(".xml"))
{
xmlReadWriter.Write(filename, transactions);
}
else
{
csvReadWriter.Write(filename, transactions);
}
} catch {
Console.WriteLine($"Could not write file: {filename}");
}
break;
}
}
}