static void Main(string[] args)
{
if (args == null || args.Length != 3)
{
Console.WriteLine("args error: gitdiff [BranchName] [LocalRepo] [CompareTool]");
return;
}
string branchName = args[0];
string localLocation = args[1];
string compareTool = args[2];
var changeFiles = new List <ChangeFile>();
using (var reader = new ProcessObject("git")
.Add("diff").Add("--name-status").Add("master.." + branchName)
.ReadStream(localLocation))
{
string line = null;
while ((line = reader.ReadLine()) != null)
{
var fields = line.Split('\t');
if (fields.Length == 2)
{
changeFiles.Add(new ChangeFile()
{
Action = fields[0].Trim(), Path = fields[1].Trim()
});
}
}
}
var commits = new List <Commit>();
using (var reader = new ProcessObject("git")
.Add("reflog").Add("show")
.ReadStream(localLocation))
{
string line = null;
while ((line = reader.ReadLine()) != null)
{
commits.Add(new Commit()
{
Id = line.Trim().Substring(0, 7), Text = line.Trim()
});
}
}
if (commits.Count <= 1)
{
return;
}
var initialVersion = commits.FindLast(x => x.Text.ToUpper().Contains(branchName.ToUpper()));
var latestVersion = commits[0];
foreach (var changeFile in changeFiles)
{
var initialContent = new ProcessObject("git")
.Add("show").Add(initialVersion.Id + ":" + changeFile.Path)
.ReadString(localLocation);
changeFile.InitialFullPath = Path.Combine("init", changeFile.Path.Replace('/', '\\'));
WriteFile(initialContent, changeFile.InitialFullPath);
var latestContent = new ProcessObject("git")
.Add("show").Add(latestVersion.Id + ":" + changeFile.Path)
.ReadString(localLocation);
changeFile.LatestFullPath = Path.Combine("latest", changeFile.Path.Replace('/', '\\'));
WriteFile(latestContent, changeFile.LatestFullPath);
}
WriteChangeFiles(changeFiles);
var command = "";
while ((command = Console.ReadLine()) != "quit")
{
if (command.Trim().Equals("list", System.StringComparison.OrdinalIgnoreCase))
{
WriteChangeFiles(changeFiles);
}
else
{
int index;
if (!int.TryParse(command.Trim(), out index) || index <= 0 || index > changeFiles.Count)
{
Console.WriteLine("error index.");
}
else
{
new ProcessObject(compareTool)
.Add(changeFiles[index - 1].InitialFullPath).Add(changeFiles[index - 1].LatestFullPath)
.Execute();
}
}
}
}