public ActionResult DataCollection(bool regenerate)
{
int count = 0;
var summary = new ProcessSummary();
var time = Stopwatch.StartNew();
// scan folders to load the database
using (var context = new BuildDb())
{
// create the database if it doesn't exist
if (!context.Context.Database.Exists())
{
context.Context.Database.Create();
}
else
{
if (regenerate == true)
{
context.PurgeOldRecords(defaultDirectory);
}
}
count = context.hashDirectory(defaultDirectory);
// display the database summary
summary.NewRecords = count;
summary.TotalRecords = context.Context.Images.Count();
summary.LastProcessTime = time.Elapsed;
}
// todo: switch this to Json and let page handle display
return(PartialView("_Summary", summary));
}
public JsonResult <List <Image> > DuplicateList()
{
var records = new List <Image>();
var hashList = new List <string>();
try
{
using (var context = new BuildDb())
{
if (!context.Context.Database.Exists())
{
//"The database does not yet exist. Create it and rerun this.";
return(null);
}
var dups = from image in context.Context.Images
group image.Hash by image.Hash into grouped
where grouped.Count() > 1
select grouped;
foreach (var duplicate in dups)
{
hashList.Add(duplicate.Key);
}
foreach (var hash in hashList)
{
var duplicateImages = from i in context.Context.Images
where i.Hash == hash
select i;
records.AddRange(duplicateImages);
}
}
}
catch (Exception ex)
{
}
var json = Json(records);
return(json);
}
