public async Task <GetUserPayload> FindUserAsync(
[ID(nameof(User))] int?id,
[GlobalStateAttribute("currentUserId")] int?currentUserId,
UserByIdDataLoader dataLoader,
CancellationToken cancellationToken)
{
if (currentUserId == null)
{
return(new GetUserPayload(
new UserError("Please sign in and try again", "NOT_AUTHORIZED")));
}
User signedInUser = await dataLoader.LoadAsync(currentUserId.GetValueOrDefault(), cancellationToken);
User?foundUser = null;
if (id != null)
{
foundUser = await dataLoader.LoadAsync(id.GetValueOrDefault(), cancellationToken);
}
if (foundUser != null && (foundUser.FamilyId != signedInUser.FamilyId))
{
return(new GetUserPayload(
new UserError("Not allowed to view other families", "NOT_AUTHORIZED")));
}
return(new GetUserPayload(foundUser ?? signedInUser));
}
public async Task <AddParticipantPayload> GetAddParticipantAsync(
AddParticipantInput input,
[ScopedService] ApplicationDbContext dbContext,
[Service] IHttpContextAccessor contextAccessor,
UserByIdDataLoader userById,
ChatByIdDataLoader chatById,
CancellationToken ct
)
{
var user = await userById.LoadAsync(input.UserId, ct) ?? throw new Exception("User not found.");
var chat = await chatById.LoadAsync(input.ChatId, ct) ?? throw new Exception("Chat not found.");
// Todo: Check if user is allowed to add participants --> add something like a groupadmin
var userChat = new UserChat
{
UserId = user.Id,
ChatId = chat.Id
};
chat.UserChats.Add(userChat);
await dbContext.SaveChangesAsync();
return(new AddParticipantPayload(chat));
}
public async Task <AddUserPayload> AddUserAsync(
AddUserInput input,
[ScopedService] ApplicationDbContext dbContext,
[Service] IHttpContextAccessor contextAccessor,
UserByIdDataLoader userById,
CancellationToken ct
)
{
var httpContext = contextAccessor.HttpContext ?? throw new ArgumentNullException($"{contextAccessor.HttpContext} can't be null.");
var userId = httpContext.User.Claims.Where(uc => uc.Type == "sub").FirstOrDefault().Value;
var dbUser = await userById.LoadAsync(userId, ct);
if (dbUser != null)
{
return(new AddUserPayload(dbUser));
}
var user = new User
{
Id = userId,
Username = input.Username
};
dbContext.Users.Add(user);
await dbContext.SaveChangesAsync();
return(new AddUserPayload(user));
}
public UserType(SessionByUserDataLoader sessionLoader, UserByIdDataLoader userLoader)
{
Name = "User";
Key("id");
Field("id", x => x.Id).Description("user id");
Field("username", x => x.UserName).Description("username");
Field("email", x => x.Email).Description("email");
Field("email_confirmed", x => x.EmailConfirmed).Description("email confirmed");
Field("lockout_end", x => x.LockoutEnd, true).Description("point at which lockout ends");
Field <NonNullGraphType <ListGraphType <RefreshTokenType> >, IEnumerable <RefreshToken> >().Name("sessions")
.ResolveAsync(x => sessionLoader.LoadAsync(x.Source.Id));
ResolveReferenceAsync(async ctx =>
{
var id = ctx.Arguments["id"].ToString();
return(await userLoader.LoadAsync(id).GetResultAsync());
});
}
public async Task <SendMessagePayload> SendMessageAsync(
SendMessageInput input,
[ScopedService] ApplicationDbContext dbContext,
[Service] IHttpContextAccessor contextAccessor,
ChatByIdDataLoader chatById,
UserByIdDataLoader userById,
CancellationToken ct
)
{
var httpContext = contextAccessor.HttpContext ?? throw new ArgumentNullException($"{nameof(contextAccessor.HttpContext)} can't be null.");
var user = await userById.LoadAsync(httpContext.User.Claims.Where(uc => uc.Type == "sub").FirstOrDefault().Value ?? throw new Exception("No subject in token found."), ct) ?? throw new Exception("User not found.");
var chat = await chatById.LoadAsync(input.ChatId, ct) ?? throw new Exception("No chat found.");
var userChat = dbContext.UserChats.Where(uc => uc.ChatId == chat.Id && uc.UserId == user.Id).FirstOrDefault();
if (userChat != null)
{
var message = new Message
{
SenderId = user.Id,
ChatId = chat.Id,
Text = input.Text,
Timestamp = DateTime.Now
};
dbContext.Messages.Add(message);
await dbContext.SaveChangesAsync();
return(new SendMessagePayload(message));
}
else
{
throw new Exception("User is not a participant of the chat.");
}
}
public Task <User> GetUserByIdAsync(
[ID(nameof(User))] int id,
UserByIdDataLoader userById,
CancellationToken cancellationToken) =>
userById.LoadAsync(id, cancellationToken);
public Task <User> GetUser(
int id,
UserByIdDataLoader dataLoader,
CancellationToken cancellationToken) =>
dataLoader.LoadAsync(id, cancellationToken);
public async Task<User> GetUserAsync([Service]IHttpContextAccessor contextAccessor, UserByIdDataLoader userById, CancellationToken ct)
{
var httpContext = contextAccessor.HttpContext ?? throw new ArgumentNullException($"{nameof(contextAccessor.HttpContext)} can't be null.");
var id = httpContext.User.Claims.Where(uc => uc.Type == "sub").FirstOrDefault();
return await userById.LoadAsync(id.Value, ct);
}
public async Task <User> GetUserAsync([ID(nameof(User))] int id, UserByIdDataLoader dataLoader, CancellationToken cancellationToken) => await dataLoader.LoadAsync(id, cancellationToken);
public Query(IUserService userService, IAvailabilityService availabilityService, UserByIdDataLoader userLoader, IHttpContextAccessor context)
{
Field <UserType, User>().Name("user").Argument <NonNullGraphType <StringGraphType> >("id").ResolveAsync(
x => userLoader.LoadAsync(x.GetArgument <string>("id"))).Authorize();
FieldAsync <UserType, User>("userByLogin",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <StringGraphType> > {
Name = "login"
}),
resolve: x => userService.FindByLogin(x.GetArgument <string>("login"))).Authorize();
FieldAsync <UserType, User>("userByEmail",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <StringGraphType> > {
Name = "email"
}),
resolve: x => userService.FindByEmail(x.GetArgument <string>("email"))).Authorize();
FieldAsync <NonNullGraphType <UserType>, User>("me",
resolve: x => userService.FindById(context.GetUserId())).Authorize();
FieldAsync <NonNullGraphType <AvailabilityResultType>, AvailabilityResponse>("availabilityByUsername",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <StringGraphType> > {
Name = "username"
}),
resolve: x => availabilityService.AvailabilityByLogin(x.GetArgument <string>("username")));
FieldAsync <NonNullGraphType <AvailabilityResultType>, AvailabilityResponse>("availabilityByEmail",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <StringGraphType> > {
Name = "email"
}),
resolve: x => availabilityService.AvailabilityByEmail(x.GetArgument <string>("email")));
}
public async Task <IReadOnlyList <UserModel> > GetUsers(RoleModel roleModel, UserByIdDataLoader dataLoader, [ScopedService] LibraryDbContext context, CancellationToken cancellationToken)
{
int[] roleIds = await context.Users
.Where(x => x.RoleId == roleModel.Id)
.Select(x => x.Id)
.ToArrayAsync();
return(await dataLoader.LoadAsync(roleIds, cancellationToken));
}
