GridModel[] Read(DextopReadFilter filter)
{
return new[] {
new GridModel { Id = 1, Name = "Bill", Age = 30, Height=180 },
new GridModel { Id = 2, Name = "Bob", Age = 26, Height=175 }
};
}
IEnumerable<ComboModel> GetValues3(DextopReadFilter filter)
{
var baseValue = filter.Params.SafeGet("Value2", 0);
for (var i = baseValue+1; i < 10; i++)
yield return new ComboModel { Id = i };
}
/// <summary>
/// Creates the paged result by reading the IQueryable source.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source">The source.</param>
/// <param name="filter">The filter.</param>
/// <param name="fastTotal">Indicates that N+1 paging is used.</param>
/// <returns></returns>
public static DextopReadResult <T> CreatePage <T>(IQueryable <T> source, DextopReadFilter filter, bool fastTotal = false) where T : class
{
if (filter == null)
{
throw new ArgumentNullException("filter");
}
source = ApplySort(source, filter);
if (filter.limit.HasValue)
{
int limit = filter.GetLimit();
int start = filter.GetStart();
if (fastTotal)
{
var data = source.Skip(start).Take(limit + 1).ToArray();
return(Create(data.Take(limit).ToArray(), start + data.Length));
}
else
{
return(Create(source.Skip(start).Take(limit).ToArray(), source.Count()));
}
}
return(Create(source.ToArray()));
}
/// <summary>
///
/// </summary>
/// <param name="filter"></param>
/// <returns></returns>
public DextopReadResult <T> Read(DextopReadFilter filter)
{
if (Paging)
{
return(DextopReadResult.CreatePage(data.Values.AsQueryable(), filter));
}
return(DextopReadResult.Sort(data.Values.AsQueryable(), filter));
}
/// <summary>
/// Creates the result by sorting end enumerating the specified source.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source">The source.</param>
/// <param name="filter">The filter.</param>
/// <returns></returns>
public static DextopReadResult <T> Sort <T>(IQueryable <T> source, DextopReadFilter filter) where T : class
{
if (filter == null)
{
throw new ArgumentNullException("filter");
}
source = ApplySort(source, filter);
return(Create(source.ToArray()));
}
CurrencyHistoryRate[] LoadHistory(DextopReadFilter filter)
{
String iso;
filter.Params.TryGet<String>("ISOCode", out iso);
var baseCurency = filter.Params.SafeGet<String>("BaseCurrencyISOCode", "EUR");
if (baseCurency == "EUR")
return CurrencyHistoryDataProvider.GetCurrencyRateHistory(iso);
else
return CurrencyHistoryDataProvider.GetCurrencyRateComparisionHistory(iso, baseCurency);
}
RateModel[] Load(DextopReadFilter filter)
{
var currency = filter.Params.SafeGet("Currency", "EUR");
var amount = filter.Params.SafeGet("Amount", 100.0m);
var data = CurrencyDataProvider.GetCurrencyList(currency);
return data.Rates.Select(a => new RateModel
{
Currency = a.Currency,
ISOCode = a.ISOCode,
Rate = a.Rate,
Amount = amount * a.Rate
}).ToArray();
}
RemoteLookupModel[] RemoteLookup(DextopReadFilter filter)
{
String query = filter.Params.SafeGet<String>("query");
var data = new [] {
new RemoteLookupModel { Code = "Red", Description = "Code Red"},
new RemoteLookupModel { Code = "Blue", Description = "Code Blue"},
new RemoteLookupModel { Code = "Green", Description = "Code Green"},
};
if (String.IsNullOrWhiteSpace(query))
return data;
return data.Where(a => a.Code.StartsWith(query) || a.Description.Contains(query)).ToArray();
}
static IQueryable <T> ApplySort <T>(IQueryable <T> source, DextopReadFilter filter) where T : class
{
if (filter == null)
{
return(source);
}
if (filter.sort != null && filter.sort.Length > 0)
{
var sorter = filter.sort[0];
bool asc = IsAscendingDirection(sorter.direction);
source = source.OrderBy(sorter.property, asc);
for (var i = 1; i < filter.sort.Length; i++)
{
sorter = filter.sort[i];
asc = IsAscendingDirection(sorter.direction);
source = source.ThenBy(sorter.property, asc);
}
}
return(source);
}
DextopReadResult IDextopReadProxy.Read(DextopReadFilter options)
{
return(proxy.Read(options));
}
/// <summary>
/// Reads the data using specified filter.
/// </summary>
/// <param name="filter">The filter.</param>
/// <returns></returns>
public DextopReadResult <T> Read(DextopReadFilter filter)
{
return(d(filter));
}
Stock[] Load(DextopReadFilter filter)
{
var data = StockDataProvider.GetStockData();
return data.ToArray();
}
GridModel[] Read(DextopReadFilter filter)
{
return new[] {
new GridModel { Id = 1, Date = DateTime.Today, Bool = true, Time = DateTime.Now.TimeOfDay, Tooltip = "Hover", TooltipField = "Leave me alone!"}
};
}
DextopReadResult IDextopReadProxy.Read(DextopReadFilter filter)
{
return(proxy.Read(filter));
}
/// <summary> /// Read records using the specified filter. /// </summary> /// <param name="filter">The filter.</param> /// <returns>Read result.</returns> public abstract DextopReadResult <T> Read(DextopReadFilter filter);
DextopReadResult<GridModel> Read(DextopReadFilter filter)
{
return DextopReadResult.CreatePage(data.AsQueryable(), filter);
}
