public static LinkResult CreateLink(this HttpRequestMessage request, string routeName, object routeValues, HateoasType type, bool isTemplate, HateoasMethodType method)
{
string rel = string.Empty;
switch (type)
{
case HateoasType.Self:
rel = "self";
CorrectRouteValues(request, routeValues);
break;
case HateoasType.Start:
rel = "start";
break;
case HateoasType.Item:
rel = "item";
break;
case HateoasType.Collection:
rel = "collection";
break;
case HateoasType.Previous:
rel = "previous";
CorrectRouteValues(request, routeValues);
break;
case HateoasType.Next:
rel = "next";
CorrectRouteValues(request, routeValues);
break;
case HateoasType.First:
rel = "first";
CorrectRouteValues(request, routeValues);
break;
case HateoasType.Last:
rel = "last";
CorrectRouteValues(request, routeValues);
break;
case HateoasType.Create:
rel = "create";
break;
case HateoasType.Edit:
rel = "edit";
break;
case HateoasType.Delete:
rel = "delete";
break;
case HateoasType.Related:
rel = "related";
break;
}
return(CreateLink(request, routeName, routeValues, rel, isTemplate, method));
}
public static LinkResult CreateLink(this HttpRequestMessage request, string routeName, object routeValues, HateoasType type, bool isTemplate)
{
return(CreateLink(request, routeName, routeValues, type, false, HateoasMethodType.GET));
}
public static LinkResult CreateLink(this HttpRequestMessage request, string routeName, object routeValues, HateoasType type)
{
return(CreateLink(request, routeName, routeValues, type, false));
}
public static LinkResult CreateLink(this HttpRequestMessage request, string routeName, HateoasType type, HateoasMethodType method)
{
return(CreateLink(request, routeName, null, type, false, method));
}
public static LinkResult CreateLink <T, U>(this HttpRequestMessage request, string routeName, PaggingResult <T> result, PaggingCriteria <U> pagging, HateoasType type, HateoasMethodType method)
{
if (type == HateoasType.Self)
{
if (result != null)
{
if (pagging == null)
{
return(CreateLink(request, routeName, new Dictionary <string, object>(), HateoasType.Self, false, method));
}
else
{
var routeValues = new Dictionary <string, object>()
{
{ "limit", pagging.Limit },
{ "offset", pagging.Offset }
};
return(CreateLink(request, routeName, routeValues, HateoasType.Self, false, method));
}
}
}
if (type == HateoasType.Previous)
{
int offset = (pagging != null ? pagging.Offset : 0);
int limit = (pagging != null ? pagging.Limit : PaggingCriteria <T> .MaxQtyByQueryPage);
if (offset > 0)
{
var routeValues = new Dictionary <string, object>()
{
{ "limit", limit },
{ "offset", offset - 1 }
};
return(CreateLink(request, routeName, routeValues, HateoasType.Previous, false, method));
}
}
if (type == HateoasType.First)
{
int offset = (pagging != null ? pagging.Offset : 0);
int limit = (pagging != null ? pagging.Limit : PaggingCriteria <T> .MaxQtyByQueryPage);
if (offset > 0)
{
var routeValues = new Dictionary <string, object>()
{
{ "limit", limit },
{ "offset", 0 }
};
return(CreateLink(request, routeName, routeValues, HateoasType.First, false, method));
}
}
if (type == HateoasType.Next)
{
int offset = (pagging != null ? pagging.Offset : 0);
int limit = (pagging != null ? pagging.Limit : PaggingCriteria <T> .MaxQtyByQueryPage);
if (offset < result.Summary.TotalPages - 1)
{
var routeValues = new Dictionary <string, object>()
{
{ "limit", limit },
{ "offset", offset + 1 }
};
return(CreateLink(request, routeName, routeValues, HateoasType.Next, false, method));
}
}
if (type == HateoasType.Last)
{
int offset = (pagging != null ? pagging.Offset : 0);
int limit = (pagging != null ? pagging.Limit : PaggingCriteria <T> .MaxQtyByQueryPage);
if (offset < result.Summary.TotalPages - 1)
{
var routeValues = new Dictionary <string, object>()
{
{ "limit", limit },
{ "offset", result.Summary.TotalPages }
};
return(CreateLink(request, routeName, routeValues, HateoasType.Last, false, method));
}
}
return(null);
}
public static LinkResult CreateLink <T, U>(this HttpRequestMessage request, string routeName, PaggingResult <T> result, PaggingCriteria <U> pagging, HateoasType type)
{
return(CreateLink <T, U>(request, routeName, result, pagging, type, HateoasMethodType.GET));
}
