public virtual void Bind(IRequestBindingContext bindingContext)
{
var bindingSource = bindingContext.BindingSource;
foreach (var p in bindingContext.Metadata.Parameters)
{
if (bindingSource.TryGetValue(p.BindingSourceName, p.BindingPath, out var sourceValue))
{
BindParameter(bindingContext, p, sourceValue);
}
else if (p.IsRequired)
{
throw new InvalidOperationException($"{p.BindingPath} property value is missed. TODO mg");
}
}
}
protected virtual void BindParameter(IRequestBindingContext bindingContext, RequestParameterMetadata param, RestValue sourceValue)
{
if (param.ParameterKind == RequestParameterKind.Route)
{
var segments = Bind(param, sourceValue, (n, v) => new RequestRouteSegment(n, v));
foreach (var segment in segments)
{
bindingContext.AddRouteSegment(segment);
}
}
else if (param.ParameterKind == RequestParameterKind.Header)
{
var headers = Bind(param, sourceValue, (n, v) => new RequestHeader(n, v));
foreach (var header in headers)
{
bindingContext.AddHeader(header);
}
}
else if (param.ParameterKind == RequestParameterKind.Query)
{
var queries = Bind(param, sourceValue, (n, v) => new RequestQuery(n, v));
if (param.StringFormat != null) //TODO костыль
{
foreach (var query in queries.Where(x => !x.Content.IsNull)) //TODO filter at source level
{
var value = (IFormattable)query.Content.Value;
var formattedValue = value.ToString(param.StringFormat, bindingContext.CultureInfo);
bindingContext.AddQuery(new RequestQuery(query.Name, RestValue.Create(formattedValue)));
}
}
else
{
foreach (var query in queries.Where(x => !x.Content.IsNull)) //TODO filter at source level
{
bindingContext.AddQuery(query);
}
}
}
else if (param.ParameterKind.In(RequestParameterKind.Body, RequestParameterKind.FormField, RequestParameterKind.FormFile))
{
if (bindingContext.BindingSource.TryGetValue(param.BindingSourceName, param.BindingPath, out var contentValue))
{
if (param.ParameterKind == RequestParameterKind.Body)
{
var contentMediaType = param.MediaType ?? MimeTypes.Application.Json; //TODO
var contentType = new ContentType(contentMediaType, DefaultEncodingProvider.Encoding.WebName); //TODO charset
bindingContext.Body = new RequestBody(contentValue, contentType);
}
else if (param.ParameterKind == RequestParameterKind.FormField)
{
var field = new RequestFormField(param.ParameterName, contentValue, param.MediaType ?? DefaultMediaTypeProvider.MediaType);
bindingContext.AddFormField(field);
}
else if (param.ParameterKind == RequestParameterKind.FormFile)
{
throw new NotImplementedException();
//var file = new RequestFormFile(contentValue, param.ParameterName)
//{
// FileName = param.FileName,
//};
//bindingContext.AddFormField(field);
}
else
{
throw new NotImplementedException();
}
}
else if (param.IsRequired)
{
throw new RestException(RestExceptionKind.Mapping, "req param missed");//TODO msg
}
}
else
{
throw new NotImplementedException(param.ParameterKind.ToString()); //TODO msg
}
//TODO mark parameter as valid
}
