public void CheckUnfinishedEntries()
{
using (var context = new AppsEntities())
{
var unfinishedUsages = context.Usages
.Where(u => u.IsCurrent && u.UsageType == UsageTypes.Login)
.AsNoTracking()
.ToList();
var unfinishedLogs = context.Logs
.Where(l => !l.Finished)
.AsNoTracking()
.ToList();
if (unfinishedUsages.Count > 0)
{
foreach (var usage in unfinishedUsages)
{
SaveUnfinishedUsage(usage);
}
}
if (unfinishedLogs.Count > 0)
{
unfinishedLogs.ForEach(l =>
{
l.Finished = true;
context.Entry(l).State = EntityState.Modified;
});
context.SaveChanges();
}
}
}
public async Task SaveModifiedEntityAsync <T>(T item) where T : class
{
using (var context = new AppsEntities())
{
context.Entry <T>(item).State = EntityState.Modified;
await context.SaveChangesAsync();
}
}
public void SaveModifiedEntity <T>(T item) where T : class
{
using (var context = new AppsEntities())
{
context.Entry <T>(item).State = EntityState.Modified;
context.SaveChanges();
}
}
public async Task DeleteEntityRangeAsync <T>(IEnumerable <T> range) where T : class
{
using (var context = new AppsEntities())
{
foreach (var item in range)
{
context.Entry <T>(item).State = EntityState.Deleted;
}
await context.SaveChangesAsync();
}
}
public void DeleteEntityRange <T>(IEnumerable <T> range) where T : class
{
using (var context = new AppsEntities())
{
foreach (var item in range)
{
context.Entry <T>(item).State = EntityState.Deleted;
}
context.SaveChanges();
}
}
public async Task SaveModifiedEntityRangeAsync <T>(IEnumerable <T> items) where T : class
{
using (var context = new AppsEntities())
{
foreach (var item in items)
{
context.Entry(item).State = EntityState.Modified;
}
await context.SaveChangesAsync();
}
}
private void SaveUnfinishedUsage(Usage usage)
{
using (var context = new AppsEntities())
{
var lastLog = context.Logs.Where(l => l.UsageID == usage.UsageID)
.OrderByDescending(l => l.DateCreated)
.FirstOrDefault();
var lastUsage = context.Usages.Where(u => u.SelfUsageID == usage.UsageID)
.OrderByDescending(u => u.UsageEnd)
.FirstOrDefault();
var lastLogDate = DateTime.MinValue;
var lastUsageDate = DateTime.MinValue;
if (lastLog != null)
{
lastLogDate = lastLog.DateEnded;
}
if (lastUsage != null)
{
lastUsageDate = lastUsage.UsageEnd;
}
var latestDateKnown = new DateTime[] { lastLogDate, lastUsageDate }
.OrderByDescending(d => d.Ticks)
.FirstOrDefault();
if (latestDateKnown == DateTime.MinValue)
{
latestDateKnown = usage.UsageStart;
}
usage.UsageEnd = latestDateKnown;
usage.IsCurrent = false;
context.Entry(usage).State = EntityState.Modified;
context.SaveChanges();
}
}