private static void Main(string[] args)
{
//Use the args passed to the program to build path references
var p = new ProgramPaths(args[0]);
//Exit program if the file doesn't exist
if (!File.Exists(p.OriginalFullPath))
{
return;
}
//Check for the working directory. Delete all files and directories
//if it exists, otherwise create the directory.
if (p.WorkingDirectory.Exists)
{
p.WorkingDirectory.ClearAll();
}
else
{
p.WorkingDirectory.Create();
}
//Unzip the original file contents to the working directory.
UnzipFilesToWorkingDir(p.OriginalFullPath, p.WorkingDirectory);
//Merge the files in the working directory together into one file
MergeFiles(p);
//Move the file back to the original file location overwritting the original
File.Copy(Path.Combine(p.WorkingDirectory.FullName, p.OriginalFileName), p.OriginalFullPath, true);
//Clear the working directory
p.WorkingDirectory.ClearAll();
}
private static void MergeFiles(ProgramPaths p)
{
//Get the list of files from the working directory
var fileList = Directory.GetFiles(p.WorkingDirectory.FullName);
//Create a stream to the output file
using (var outFile = new StreamWriter(Path.Combine(p.WorkingDirectory.FullName, p.OriginalFileName), false))
{
//Keep track of files to know when the last file is being worked on
var counter = fileList.Length;
//Read through each file checking for summary records to be discarded before writing the output
foreach (var file in fileList)
{
//If this is the last file remove the last form feed line from the data before writing out.
if (counter != 1)
{
WriteToFile(ParseFile(file), outFile);
}
else
{
var holder = ParseFile(file);
holder.RemoveAt(holder.Count - 1);
WriteToFile(holder, outFile);
}
counter--;
}
}
}