protected virtual string CreateRequestUrl(IUrlQueryParameters queryParameters)
{
return(CreateRequestUrl(default(IUrlRouteParameters), queryParameters));
}
protected virtual string CreateRequestUrl(IUrlRouteParameters routeParameters, IUrlQueryParameters queryParameters)
{
return(CreateRequestUrl(ParameterGenerator.Generate(routeParameters), ParameterGenerator.Generate(queryParameters)));
}
public static string Generate(IUrlQueryParameters queryParameters, string prefix = null)
{
if (queryParameters == null)
{
return(null);
}
//get all properties that should be used for parameters
var targetProperties = GetProperties(queryParameters);
//create query parameters collection
var queryCollection = new Dictionary <string, string>();
var paramPrefix = string.IsNullOrEmpty(prefix) ? "" : $"{prefix}.";
var subObjectQueries = new List <string>();
//add properties
foreach (var property in targetProperties)
{
//get property value
var propertyValue = property.GetValue(queryParameters);
//check if null values should be added
if (propertyValue != null)
{
//excludes byte of the ICollection if below
if (propertyValue is Byte[] array)
{
//specific use of byte array(image case)
if (property.Name == "Image")
{
queryCollection.Add($"{paramPrefix}{property.Name}", Convert.ToBase64String(array, 0, array.Length));
}
}
else if (propertyValue is System.Collections.ICollection enumerable)
{
int index = 0;
foreach (var s in enumerable)
{
if (s is IUrlQueryParameters subObject)
{
var subObjectQuery = Generate(subObject, $"{paramPrefix}{property.Name}[{index}]");
if (!string.IsNullOrEmpty(subObjectQuery))
{
subObjectQuery = subObjectQuery.Substring(1); //Remove question mark.
subObjectQueries.Add(subObjectQuery);
}
}
else
{
queryCollection.Add($"{paramPrefix}{property.Name}[{index}]", s.ToString());
}
index += 1;
}
}
else if (propertyValue is IUrlQueryParameters subObject)
{
var subObjectQuery = Generate(subObject, $"{paramPrefix}{property.Name}");
if (!string.IsNullOrEmpty(subObjectQuery))
{
subObjectQuery = subObjectQuery.Substring(1); //Remove question mark.
subObjectQueries.Add(subObjectQuery);
}
}
else
{
queryCollection.Add($"{paramPrefix}{property.Name}", propertyValue.ToString());
}
}
}
var result = QueryHelpers.AddQueryString(string.Empty, queryCollection);
//Add all subobjects to the query.
foreach (var subObjectQuery in subObjectQueries)
{
//If there is no base query then add question mark.
if (string.IsNullOrEmpty(result))
{
if (!string.IsNullOrEmpty(subObjectQuery))
{
result += $"?{subObjectQuery}";
}
}
else
{
//If there is a base query then add &
if (!string.IsNullOrEmpty(subObjectQuery))
{
result += $"&{subObjectQuery}";
}
}
}
return(result);
}