public GrpcClient(
GrpcOptions options,
GrpcServiceCallBuilder serviceCallBuilder,
IBinarySerializer binarySerializer)
{
_options = options;
ID = Guid.NewGuid();
GrpcServiceDic = new Dictionary <Type, Type>();
var namespaces = $"Kadder.Client.Services";
_codeBuilder = new CodeBuilder(namespaces, namespaces);
var grpcServiceDic = serviceCallBuilder
.GenerateHandler(_options, this, ref _codeBuilder);
_codeAssembly = _codeBuilder.BuildAsync().Result;
_binarySerializer = binarySerializer;
GrpcClientExtension.ClientDic.Add(ID.ToString(), this);
foreach (var item in grpcServiceDic)
{
var type = _codeAssembly.Assembly.GetType(item.Value);
GrpcServiceDic.Add(item.Key, type);
}
}
public GrpcClientMetadata RegClient(GrpcOptions options)
{
var metadata = new GrpcClientMetadata(options);
ClientMetadatas.Add(metadata);
return(metadata);
}
public IDictionary <Type, string> GenerateHandler(
GrpcOptions options,
GrpcClient client,
ref CodeBuilder codeBuilder)
{
var types = RefelectionHelper.GetImplInterfaceTypes(
typeof(IMessagingServicer), true, options.GetScanAssemblies());
var grpcServiceDic = new Dictionary <Type, string>();
foreach (var typeService in types)
{
var className = typeService.Name.Remove(0, 1);
var classDescripter = new ClassDescripter(
className,
codeBuilder.Namespace)
.SetBaseType(typeService.Name)
.AddUsing("System.Threading.Tasks", typeService.Namespace)
.AddUsing("Kadder")
.SetAccess(AccessType.Public);
grpcServiceDic.Add(typeService, $"{codeBuilder.Namespace}.{className}");
var baseInterfaces = typeService.GetInterfaces();
foreach (var method in typeService.GetMethods())
{
var notGrpcMethodCount = method.CustomAttributes
.Count(p =>
p.AttributeType == typeof(NotGrpcMethodAttribute));
if (notGrpcMethodCount > 0)
{
continue;
}
var parameters = method.GetParameters();
if (parameters.Length != 1)
{
continue;
}
var requestName = parameters[0].ParameterType.Name.ToLower();
var responseType = GetMethodReturn(method.ReturnType);
var methodName = method.Name.Replace("Async", "");
classDescripter.CreateMember(
new MethodDescripter(method.Name, true)
.SetAccess(AccessType.Public)
.SetReturn($"Task<{responseType.Name}>")
.SetParams(
new ParameterDescripter(
parameters[0].ParameterType.Name, requestName))
.AppendCode($@"var client=GrpcClientExtension.ClientDic[""{client.ID.ToString()}""];")
.AppendCode($@"return await client.CallAsync<{parameters[0].ParameterType.Name},{responseType.Name}>({requestName}, ""{methodName}"");"))
.AddUsing(responseType.Namespace)
.AddUsing(parameters[0].ParameterType.Namespace);
}
codeBuilder.CreateClass(classDescripter)
.AddAssemblyRefence(typeService.Assembly.Location);
}
codeBuilder.AddAssemblyRefence(this.GetType().Assembly.Location);
return(grpcServiceDic);
}
public GrpcClientOptions(GrpcOptions options) : this()
{
Host = options.Host;
Port = options.Port;
NamespaceName = options.NamespaceName;
ServiceName = options.ServiceName;
ScanAssemblies = options.ScanAssemblies;
}
public GrpcClient(GrpcClientMetadata metadata, GrpcClientBuilder builder, GrpcServiceCallBuilder serviceCallBuilder)
{
_clientBuilder = builder;
_metadata = metadata;
_options = metadata.Options;
ID = Guid.NewGuid();
_lastConnectedTime = DateTime.Now;
GrpcServiceDic = new Dictionary <Type, Type>();
_oldMethodDic = new Dictionary <string, string>();
var namespaces = $"Kadder.Client.Services";
_codeBuilder = new CodeBuilder(namespaces, namespaces);
var grpcServiceDic = serviceCallBuilder.GenerateHandler(_options, this, ref _codeBuilder);
_codeAssembly = _codeBuilder.BuildAsync().Result;
GrpcClientExtension.ClientDic.Add(ID.ToString(), this);
foreach (var keyValuePair in grpcServiceDic)
{
var type = _codeAssembly.Assembly.GetType(keyValuePair.Value);
GrpcServiceDic.Add(keyValuePair.Key, type);
}
}
public IDictionary <Type, string> GenerateHandler(
GrpcOptions options, GrpcClient client, ref CodeBuilder codeBuilder)
{
var types = options.GetKServicers();
var grpcServiceDic = new Dictionary <Type, string>();
foreach (var typeService in types)
{
var className = $"{typeService.Name}GrpcService";
var classDescripter = new ClassDescripter(className, codeBuilder.Namespace)
.SetBaseType(typeService.Name)
.AddUsing("System.Threading.Tasks", typeService.Namespace)
.AddUsing("Kadder")
.SetAccess(AccessType.Public);
grpcServiceDic.Add(typeService, $"{codeBuilder.Namespace}.{className}");
var baseInterfaces = typeService.GetInterfaces();
foreach (var method in typeService.GetMethods(BindingFlags.Instance | BindingFlags.Public | BindingFlags.DeclaredOnly))
{
var notGrpcMethodCount = method.CustomAttributes.Count(
p => p.AttributeType == typeof(NotGrpcMethodAttribute));
if (notGrpcMethodCount > 0)
{
continue;
}
var parameters = RpcParameterInfo.Convert(method.GetParameters());
if (parameters.Count == 0)
{
var emptyMessageType = typeof(EmptyMessage);
parameters.Add(new RpcParameterInfo()
{
Name = emptyMessageType.Name,
ParameterType = emptyMessageType,
IsEmpty = true
});
}
var requestName = parameters[0].ParameterType.Name.ToLower();
var responseType = GetMethodReturn(method);
var returnTypeCode = $"new Task<{responseType.Name}>";
var returnCode = "return ";
var requestCode = requestName;
if (parameters[0].IsEmpty)
{
requestCode = "new EmptyMessage()";
}
if (responseType.IsEmpty)
{
returnTypeCode = $"new {method.ReturnType.Name}";
returnCode = string.Empty;
}
var methodName = method.Name.Replace("Async", "");
var methodDescripter = new MethodDescripter(method.Name, true)
.SetAccess(AccessType.Public)
.SetReturn(returnTypeCode)
.AppendCode($@"var client = GrpcClientExtension.ClientDic[""{client.ID.ToString()}""];")
.AppendCode($@"{returnCode}await client.CallAsync<{parameters[0].ParameterType.Name},{responseType.Name}>({requestCode}, ""{methodName}"", ""{typeService.Name}"");");
if (!parameters[0].IsEmpty)
{
methodDescripter.SetParams(new ParameterDescripter(parameters[0].ParameterType.Name, requestName));
}
classDescripter.CreateMember(methodDescripter)
.AddUsing(responseType.Namespace).AddUsing(parameters[0].ParameterType.Namespace);
}
codeBuilder.CreateClass(classDescripter)
.AddAssemblyRefence(typeService.Assembly.Location);
}
codeBuilder.AddAssemblyRefence(this.GetType().Assembly.Location);
return(grpcServiceDic);
}
public GrpcClientMetadata(GrpcOptions options)
{
Options = options;
PrivateInterceptors = new List <Type>();
}
public GrpcClientMetadata RegClient(GrpcOptions options)
{
return(RegClient(new GrpcClientOptions(options)));
}
public GrpcClientBuilder RegClient(GrpcOptions options)
{
_clientOptions.Add(options);
return(this);
}