private IQueryable <WardDAO> DynamicFilter(IQueryable <WardDAO> query, WardFilter filter)
{
if (filter == null)
{
return(query.Where(q => false));
}
if (filter.Id != null)
{
query = query.Where(q => q.Id, filter.Id);
}
if (filter.Name != null)
{
query = query.Where(q => q.Name, filter.Name);
}
if (filter.OrderNumber != null)
{
query = query.Where(q => q.OrderNumber, filter.OrderNumber);
}
if (filter.DistrictId != null)
{
query = query.Where(q => q.DistrictId, filter.DistrictId);
}
if (filter.Ids != null)
{
query = query.Where(q => filter.Ids.Contains(q.Id));
}
if (filter.ExceptIds != null)
{
query = query.Where(q => !filter.ExceptIds.Contains(q.Id));
}
return(query);
}
public async Task <int> Count(WardFilter filter)
{
IQueryable <WardDAO> WardDAOs = DataContext.Ward;
WardDAOs = DynamicFilter(WardDAOs, filter);
return(await WardDAOs.CountAsync());
}
private IQueryable <WardDAO> DynamicFilter(IQueryable <WardDAO> query, WardFilter filter)
{
if (filter == null)
{
return(query.Where(q => false));
}
query = query.Where(q => !q.DeletedAt.HasValue);
if (filter.Id != null)
{
query = query.Where(q => q.Id, filter.Id);
}
if (filter.Code != null)
{
query = query.Where(q => q.Code, filter.Code);
}
if (filter.Name != null)
{
query = query.Where(q => q.Name, filter.Name);
}
if (filter.Priority != null)
{
query = query.Where(q => q.Priority, filter.Priority);
}
if (filter.DistrictId != null)
{
query = query.Where(q => q.DistrictId, filter.DistrictId);
}
if (filter.StatusId != null)
{
query = query.Where(q => q.StatusId, filter.StatusId);
}
query = OrFilter(query, filter);
return(query);
}
private async Task <List <Ward> > DynamicSelect(IQueryable <WardDAO> query, WardFilter filter)
{
List <Ward> Wards = await query.Select(q => new Ward()
{
Id = filter.Selects.Contains(WardSelect.Id) ? q.Id : default(long),
Code = filter.Selects.Contains(WardSelect.Code) ? q.Code : default(string),
Name = filter.Selects.Contains(WardSelect.Name) ? q.Name : default(string),
Priority = filter.Selects.Contains(WardSelect.Priority) ? q.Priority : default(long?),
DistrictId = filter.Selects.Contains(WardSelect.District) ? q.DistrictId : default(long),
StatusId = filter.Selects.Contains(WardSelect.Status) ? q.StatusId : default(long),
District = filter.Selects.Contains(WardSelect.District) && q.District != null ? new District
{
Id = q.District.Id,
Name = q.District.Name,
Priority = q.District.Priority,
ProvinceId = q.District.ProvinceId,
StatusId = q.District.StatusId,
} : null,
Status = filter.Selects.Contains(WardSelect.Status) && q.Status != null ? new Status
{
Id = q.Status.Id,
Code = q.Status.Code,
Name = q.Status.Name,
} : null,
RowId = filter.Selects.Contains(DistrictSelect.RowId) ? q.RowId : default(Guid)
}).ToListAsync();
return(Wards);
}
public async Task <List <Ward> > List(WardFilter filter)
{
if (filter == null)
{
return(new List <Ward>());
}
IQueryable <WardDAO> WardDAOs = DataContext.Ward;
WardDAOs = DynamicFilter(WardDAOs, filter);
WardDAOs = DynamicOrder(WardDAOs, filter);
var Wards = await DynamicSelect(WardDAOs, filter);
return(Wards);
}
private async Task <List <Ward> > DynamicSelect(IQueryable <WardDAO> query, WardFilter filter)
{
List <Ward> Wards = await query.Select(q => new Ward()
{
Id = filter.Selects.Contains(WardSelect.Id) ? q.Id : default(long),
Name = filter.Selects.Contains(WardSelect.Name) ? q.Name : default(string),
OrderNumber = filter.Selects.Contains(WardSelect.OrderNumber) ? q.OrderNumber : default(long),
DistrictId = filter.Selects.Contains(WardSelect.District) ? q.DistrictId : default(long),
District = filter.Selects.Contains(WardSelect.District) && q.District != null ? new District
{
Id = q.District.Id,
Name = q.District.Name,
OrderNumber = q.District.OrderNumber,
ProvinceId = q.District.ProvinceId,
} : null,
}).ToListAsync();
return(Wards);
}
private IQueryable <WardDAO> OrFilter(IQueryable <WardDAO> query, WardFilter filter)
{
if (filter.OrFilter == null || filter.OrFilter.Count == 0)
{
return(query);
}
IQueryable <WardDAO> initQuery = query.Where(q => false);
foreach (WardFilter WardFilter in filter.OrFilter)
{
IQueryable <WardDAO> queryable = query;
if (WardFilter.Id != null)
{
queryable = queryable.Where(q => q.Id, WardFilter.Id);
}
if (WardFilter.Code != null)
{
queryable = queryable.Where(q => q.Code, WardFilter.Code);
}
if (WardFilter.Name != null)
{
queryable = queryable.Where(q => q.Name, WardFilter.Name);
}
if (WardFilter.Priority != null)
{
queryable = queryable.Where(q => q.Priority, WardFilter.Priority);
}
if (WardFilter.DistrictId != null)
{
queryable = queryable.Where(q => q.DistrictId, WardFilter.DistrictId);
}
if (WardFilter.StatusId != null)
{
queryable = queryable.Where(q => q.StatusId, WardFilter.StatusId);
}
initQuery = initQuery.Union(queryable);
}
return(initQuery);
}
private IQueryable <WardDAO> DynamicOrder(IQueryable <WardDAO> query, WardFilter filter)
{
switch (filter.OrderType)
{
case OrderType.ASC:
switch (filter.OrderBy)
{
case WardOrder.Id:
query = query.OrderBy(q => q.Id);
break;
case WardOrder.Code:
query = query.OrderBy(q => q.Code);
break;
case WardOrder.Name:
query = query.OrderBy(q => q.Name);
break;
case WardOrder.Priority:
query = query.OrderBy(q => q.Priority == null).ThenBy(x => x.Priority);
break;
case WardOrder.District:
query = query.OrderBy(q => q.DistrictId);
break;
case WardOrder.Status:
query = query.OrderBy(q => q.StatusId);
break;
}
break;
case OrderType.DESC:
switch (filter.OrderBy)
{
case WardOrder.Id:
query = query.OrderByDescending(q => q.Id);
break;
case WardOrder.Code:
query = query.OrderByDescending(q => q.Code);
break;
case WardOrder.Name:
query = query.OrderByDescending(q => q.Name);
break;
case WardOrder.Priority:
query = query.OrderByDescending(q => q.Priority == null).ThenByDescending(x => x.Priority);
break;
case WardOrder.District:
query = query.OrderByDescending(q => q.DistrictId);
break;
case WardOrder.Status:
query = query.OrderByDescending(q => q.StatusId);
break;
}
break;
}
query = query.Skip(filter.Skip).Take(filter.Take);
return(query);
}
