public override Task <Reply> DeleteStudent(StudentLookupModel request, ServerCallContext context)
{
var s = _context.Students.Find(request.StudentId);
if (s == null)
{
return(Task.FromResult(
new Reply()
{
Result = $"Student with ID {request.StudentId} cannot be found.",
IsOk = false
}
));
}
_logger.LogInformation("Delete Student");
try
{
_context.Students.Remove(s);
var returnVal = _context.SaveChanges();
}
catch (Exception ex)
{
_logger.LogInformation(ex.ToString());
}
return(Task.FromResult(
new Reply()
{
Result = $"Student with ID {request.StudentId} was successfully deleted.",
IsOk = true
}
));
}
public async Task <string> GetStudentByID(int id)
{
var studentClient = new RemoteStudent.RemoteStudentClient(channel);
var studentInput = new StudentLookupModel {
StudentId = id
};
var studentReply = await studentClient.GetStudentInfoAsync(studentInput);
// Console.WriteLine($"{studentReply.FirstName} { studentReply.LastName}");
// var name =
return(studentReply.LastName + " " + studentReply.FirstName);
//AppContext.SetSwitch(
// "System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport",
// true);
//var httpClient = new HttpClient();
//httpClient.BaseAddress = new Uri("http://localhost:50051");
//var client = Grpc.Net.Client.GrpcChannel GrpcClient.Create<grpcGreeter.Greeter.GreeterClient>(httpClient);
//grpcGreeter.HelloReply reply = await client.SayHelloAsync(new grpcGreeter.HelloRequest() { Name = name });
//return reply.Message;
}
static async Task Main(string[] args)
{
StudentModel student;
StudentLookupModel sid;
string input;
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var studentClient = new Student.StudentClient(channel);
Console.WriteLine("(1) INSPECT STUDENT\n(2) ALL STUDENTS\n(3) STUDENTS FROM FILE");
input = Console.ReadLine();
Console.WriteLine("----- ALL STUDENT IDS -----");
using (var requestAllStudentIds = studentClient.GetAllStudentIds(new EmptyRequest()))
{
while (await requestAllStudentIds.ResponseStream.MoveNext())
{
sid = requestAllStudentIds.ResponseStream.Current;
Console.Write($"{sid.Id}, ");
}
}
Console.WriteLine("\n---------------------------------\n");
Console.WriteLine("SELECT STUDENT ID: ");
int id = Convert.ToInt32(Console.ReadLine());
Console.Clear();
StudentLookupModel requestStudent = new StudentLookupModel {
Id = id
};
student = await studentClient.GetStudentInfoAsync(requestStudent);
Console.WriteLine($"Student with id: {requestStudent.Id}");
Console.WriteLine("---------------------------------");
Console.WriteLine($"Name: {student.FirstName} {student.LastName} " +
$"\nGender: {student.Gender}" +
$"\nAge: {student.Age}" +
$"\nEmail: {student.EmailAddress}" +
$"\nPhone: {student.PhoneNumber}" +
$"\nSchool: {student.School}" +
$"\n---------------------------------");
Console.ReadLine();
Console.WriteLine("----- ALL STUDENTS -----");
using (var requestAllStudents = studentClient.GetAllStudents(new EmptyRequest()))
{
while (await requestAllStudents.ResponseStream.MoveNext())
{
student = requestAllStudents.ResponseStream.Current;
Console.WriteLine($"Name: {student.FirstName} {student.LastName} " +
$"\nGender: {student.Gender}" +
$"\nAge: {student.Age}" +
$"\nEmail: {student.EmailAddress}" +
$"\nPhone: {student.PhoneNumber}" +
$"\nSchool: {student.School}" +
$"\n---------------------------------");
}
}
Console.ReadLine();
}
static async Task deleteStudent(GrpcChannel channel, int id)
{
var client = new RemoteStudent.RemoteStudentClient(channel);
var input = new StudentLookupModel {
StudentId = id
};
var reply = await client.DeleteStudentAsync(input);
Console.WriteLine(reply.Result);
}
static async Task findStudentById(GrpcChannel channel, int id)
{
var client = new RemoteStudent.RemoteStudentClient(channel);
var input = new StudentLookupModel {
StudentId = id
};
var reply = await client.GetStudentInfoAsync(input);
Console.WriteLine($"{reply.FirstName} {reply.LastName}");
}
static async Task Main(string[] args)
{
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var studentClient = new RemoteStudent.RemoteStudentClient(channel);
var studentInput = new StudentLookupModel {
StudentId = 22
};
var studentReply = await studentClient.GetStudentInfoAsync(studentInput);
Console.WriteLine($"{studentReply.FirstName} {studentReply.LastName}");
Console.ReadLine();
}
public override Task <StudentModel> GetStudentInfo(StudentLookupModel request, ServerCallContext context)
{
StudentModel output = new StudentModel();
var student = _context.Students.Find(request.StudentId);
_logger.LogInformation("Sending Student response");
if (student != null)
{
output.StudentId = student.StudentId.ToString();
output.FirstName = student.FirstName;
output.LastName = student.LastName;
output.School = student.School;
}
return(Task.FromResult(output));
}
static async Task Main(string[] args)
{
//var input = new HelloRequest { Name = "Jane Bond" };
//var channel = GrpcChannel.ForAddress("https://localhost:5001");
//var client = new Greeter.GreeterClient(channel);
//var reply = await client.SayHelloAsync(input);
//Console.WriteLine(reply.Message);
var channel = GrpcChannel.ForAddress("https://localhost:5001");
var studentClient = new RemoteStudent.RemoteStudentClient(channel);
var studentInput = new StudentLookupModel {
StudentId = 33
};
var studentReply = await studentClient.GetStudentInfoAsync(studentInput);
Console.WriteLine($"{studentReply.FirstName} {studentReply.LastName}");
Console.ReadLine();
}
public override Task <StudentModel> GetStudentInfo(StudentLookupModel request, ServerCallContext context)
{
StudentModel student = _db.GetStudent(request.Id);
return(Task.FromResult(student));
}
