/// <summary>Adds JSON-RPC 2.0 handlers from the current application domain to the application's request pipeline.</summary>
/// <param name="builder">The <see cref="IApplicationBuilder" /> to add the middleware to.</param>
/// <returns>A reference to this instance after the operation has completed.</returns>
/// <exception cref="ArgumentNullException"><paramref name="builder" /> is <see langword="null" />.</exception>
public static IApplicationBuilder UseJsonRpcHandlers(this IApplicationBuilder builder)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
var types = InterfaceAssistant <IJsonRpcHandler> .GetDefinedTypes();
for (var i = 0; i < types.Count; i++)
{
var jsonRpcRouteAtribute = types[i].GetCustomAttribute <JsonRpcRouteAttribute>();
if (jsonRpcRouteAtribute == null)
{
continue;
}
var middlewareType = typeof(JsonRpcMiddleware <>).MakeGenericType(types[i]);
builder.Map(jsonRpcRouteAtribute.Path, b => b.UseMiddleware(middlewareType));
}
return(builder);
}
/// <summary>Adds JSON-RPC 2.0 handlers from the current application domain to the current <see cref="IServiceCollection" /> instance.</summary>
/// <param name="services">The <see cref="IServiceCollection" /> instance to add the handler to.</param>
/// <returns>A reference to this instance after the operation has completed.</returns>
/// <exception cref="ArgumentNullException"><paramref name="services" /> is <see langword="null" />.</exception>
public static IServiceCollection AddJsonRpcHandlers(this IServiceCollection services)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
var types = InterfaceAssistant <IJsonRpcHandler> .GetDefinedTypes();
for (var i = 0; i < types.Count; i++)
{
var jsonRpcRouteAtribute = types[i].GetCustomAttribute <JsonRpcRouteAttribute>();
if (jsonRpcRouteAtribute == null)
{
continue;
}
var middlewareType = typeof(JsonRpcMiddleware <>).MakeGenericType(types[i]);
services.TryAddScoped(middlewareType, middlewareType);
}
return(services);
}
/// <summary>Adds the specified JSON-RPC 2.0 handler to the application's request pipeline for the specified path.</summary>
/// <param name="builder">The <see cref="IApplicationBuilder" /> to add the middleware to.</param>
/// <param name="type">The type of the handler.</param>
/// <param name="path">The request path for JSON-RPC methods.</param>
/// <returns>A reference to this instance after the operation has completed.</returns>
/// <exception cref="ArgumentException"><paramref name="type" /> is not class or does not implement the <see cref="IJsonRpcHandler" /> interface.</exception>
/// <exception cref="ArgumentNullException"><paramref name="builder" /> or <paramref name="type" /> is <see langword="null" />.</exception>
public static IApplicationBuilder UseJsonRpcHandler(this IApplicationBuilder builder, Type type, PathString path = default)
{
if (builder == null)
{
throw new ArgumentNullException(nameof(builder));
}
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
InterfaceAssistant <IJsonRpcHandler> .VerifyTypeParam(type, nameof(type));
if (!path.HasValue)
{
var jsonRpcRouteAtribute = type.GetCustomAttribute <JsonRpcRouteAttribute>();
if (jsonRpcRouteAtribute != null)
{
path = jsonRpcRouteAtribute.Path;
}
}
var middlewareType = typeof(JsonRpcMiddleware <>).MakeGenericType(type);
return(builder.Map(path, b => b.UseMiddleware(middlewareType)));
}
/// <summary>Adds the specified JSON-RPC 2.0 service to the current <see cref="IServiceCollection" /> instance.</summary>
/// <param name="services">The <see cref="IServiceCollection" /> instance to add the service to.</param>
/// <param name="type">The type of the service.</param>
/// <returns>A reference to this instance after the operation has completed.</returns>
/// <exception cref="ArgumentException"><paramref name="type" /> is not class or does not implement the <see cref="IJsonRpcService" /> interface.</exception>
/// <exception cref="ArgumentNullException"><paramref name="services" /> or <paramref name="type" /> is <see langword="null" />.</exception>
public static IServiceCollection AddJsonRpcService(this IServiceCollection services, Type type)
{
if (services == null)
{
throw new ArgumentNullException(nameof(services));
}
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
InterfaceAssistant <IJsonRpcService> .VerifyTypeParam(type, nameof(type));
var middlewareType = typeof(JsonRpcMiddleware <>).MakeGenericType(typeof(JsonRpcServiceHandler <>).MakeGenericType(type));
services.TryAddScoped(middlewareType, middlewareType);
return(services);
}
