/// <summary>
/// Осуществляет регистрацию пользовательских OData-функций.
/// </summary>
/// <param name="container">Container of user functions.</param>
/// <param name="dataService">Сервис данных.</param>
public void RegisterODataUserFunctions(IFunctionContainer container, IDataService dataService)
{
Dictionary <string, Type> parametersTypes = new Dictionary <string, Type>();
if (!container.IsRegistered("FunctionWithLcs1"))
{
parametersTypes = new Dictionary <string, Type> {
{ "entitySet", typeof(string) }
};
container.Register(new Function(
"FunctionWithLcs1",
(queryParameters, parameters) =>
{
var type = queryParameters.GetDataObjectType(parameters["entitySet"] as string);
var lcs = queryParameters.CreateLcs(type);
var dobjs = dataService.LoadObjects(lcs);
return(dobjs.AsEnumerable());
},
typeof(IEnumerable <DataObject>),
parametersTypes));
}
if (!container.IsRegistered("FunctionWithLcs2"))
{
parametersTypes = new Dictionary <string, Type> {
{ "entitySet", typeof(string) }, { "query", typeof(string) }
};
container.Register(new Function(
"FunctionWithLcs2",
(queryParameters, parameters) =>
{
var type = queryParameters.GetDataObjectType(parameters["entitySet"] as string);
var uri = $"http://a/b/c?{parameters["query"]}";
var lcs = queryParameters.CreateLcs(type, uri);
var dobjs = dataService.LoadObjects(lcs);
return(dobjs.Length);
},
typeof(int),
parametersTypes));
}
if (!container.IsRegistered("FunctionString"))
{
parametersTypes = new Dictionary <string, Type> {
{ "stringParam", typeof(string) }
};
container.Register(new Function(
"FunctionString",
(queryParameters, parameters) => parameters["stringParam"],
typeof(string),
parametersTypes));
}
if (!container.IsRegistered("FunctionInt"))
{
parametersTypes = new Dictionary <string, Type> {
{ "intParam", typeof(int) }
};
container.Register(new Function(
"FunctionInt",
(queryParameters, parameters) => parameters["intParam"],
typeof(int),
parametersTypes));
}
if (!container.IsRegistered("FunctionEntity"))
{
parametersTypes = new Dictionary <string, Type> {
{ "intParam", typeof(int) }
};
container.Register(new Function(
"FunctionEntity",
(queryParameters, parameters) =>
{
var result = (dataService as SQLDataService).Query <Страна>(Страна.Views.СтранаE).ToArray();
return(result[(int)parameters["intParam"]]);
},
typeof(Страна),
parametersTypes));
}
if (!container.IsRegistered("FunctionEntitiesCollection"))
{
parametersTypes = new Dictionary <string, Type> {
{ "intParam", typeof(int) }
};
container.Register(new Function(
"FunctionEntitiesCollection",
(queryParameters, parameters) =>
{
var top = (int)parameters["intParam"];
var result = (dataService as SQLDataService).Query <Страна>(Страна.Views.СтранаE).Take(top).ToArray();
queryParameters.Count = result.Length;
return(result);
},
typeof(IEnumerable <Страна>),
parametersTypes));
}
if (!container.IsRegistered("FunctionSelectExpandEntity"))
{
parametersTypes = new Dictionary <string, Type> {
{ "intParam", typeof(int) }
};
container.Register(new Function(
"FunctionSelectExpandEntity",
(queryParameters, parameters) =>
{
var result = (dataService as SQLDataService).Query <Медведь>(Медведь.Views.МедведьE).ToArray();
return(result[(int)parameters["intParam"]]);
},
typeof(Медведь),
parametersTypes));
}
if (!container.IsRegistered("FunctionEnum"))
{
parametersTypes = new Dictionary <string, Type> {
{ "пол", typeof(tПол) }
};
container.Register(new Function(
"FunctionEnum",
(queryParameters, parameters) =>
{
return((tПол)parameters["пол"]);
},
typeof(tПол),
parametersTypes));
}
}
/// <summary>
/// Осуществляет регистрацию пользовательских OData-actions.
/// </summary>
/// <param name="container">Container of user functions.</param>
/// <param name="dataService">Сервис данных.</param>
public void RegisterODataActions(IFunctionContainer container, IDataService dataService)
{
Dictionary <string, Type> parametersTypes = new Dictionary <string, Type>();
if (!container.IsRegistered("ActionWithLcs"))
{
parametersTypes = new Dictionary <string, Type> {
{ "entitySet", typeof(string) }, { "query", typeof(string) }
};
container.Register(new Action(
"ActionWithLcs",
(queryParameters, parameters) =>
{
var type = queryParameters.GetDataObjectType(parameters["entitySet"] as string);
var uri = $"http://a/b/c?{parameters["query"]}";
var lcs = queryParameters.CreateLcs(type, uri);
var dobjs = dataService.LoadObjects(lcs);
return(dobjs.AsEnumerable());
},
typeof(IEnumerable <DataObject>),
parametersTypes));
}
if (!container.IsRegistered("ActionVoid"))
{
parametersTypes = new Dictionary <string, Type> {
{ "entitySet", typeof(string) }, { "query", typeof(string) }
};
container.Register(new Action(
"ActionVoid",
(queryParameters, parameters) =>
{
var type = queryParameters.GetDataObjectType(parameters["entitySet"] as string);
var uri = $"http://a/b/c?{parameters["query"]}";
var lcs = queryParameters.CreateLcs(type, uri);
var dobjs = dataService.LoadObjects(lcs);
return(null);
},
typeof(void),
parametersTypes));
}
if (!container.IsRegistered("ActionEnum"))
{
parametersTypes = new Dictionary <string, Type> {
{ "пол", typeof(tПол) }
};
container.Register(new Action(
"ActionEnum",
(queryParameters, parameters) =>
{
return((tПол)parameters["пол"]);
},
typeof(tПол),
parametersTypes));
}
if (!container.IsRegistered("ActionEntity"))
{
parametersTypes = new Dictionary <string, Type> {
{ "entity", typeof(КлассСМножествомТипов) }, { "collection", typeof(IEnumerable <КлассСМножествомТипов>) }
};
container.Register(new Action(
"ActionEntity",
(queryParameters, parameters) =>
{
IEnumerable <КлассСМножествомТипов> collection = parameters["collection"] as IEnumerable <КлассСМножествомТипов>;
var item = collection.ToArray()[0];
return(collection);
},
typeof(IEnumerable <КлассСМножествомТипов>),
parametersTypes));
}
}