public TechEventInfoType(ITechEventRepository repository)
{
Field(x => x.EventId).Description("Event id.");
Field(x => x.EventName).Description("Event name.");
Field(x => x.Speaker).Description("Speaker name.");
Field(x => x.EventDate).Description("Event date.");
Field <ListGraphType <ParticipantType> >(
"participants",
arguments: new QueryArguments(new QueryArgument <IntGraphType> {
Name = "eventId"
}),
resolve: context => repository.GetParticipantInfoByEventIdAsync(context.Source.EventId)
);
}
public TechEventQuery(ITechEventRepository repository)
{
Name = "TechEventQuery";
Field <TechEventInfoType>(
"event",
arguments: new QueryArguments(new QueryArgument <IntGraphType> {
Name = "eventId"
}),
resolve: context => repository.GetTechEventById(context.GetArgument <int>("eventId"))
);
Field <ListGraphType <TechEventInfoType> >(
"events",
resolve: context => repository.GetTechEvents()
);
}
public TechEventMutation(ITechEventRepository repository)
{
Name = "TechEventMutation";
Field <TechEventInfoType>(
"addTechEvent",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <AddEventInputType> > {
Name = "techEventInput"
}
),
resolve: context =>
{
var techEventInput = context.GetArgument <NewTechEventRequest>("techEventInput");
return(repository.AddTechEvent(techEventInput));
});
}
public TechEventMutation(ITechEventRepository repository)
{
Name = "TechEventMutation";
FieldAsync <TechEventInfoType>(
"createTechEvent",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <TechEventInputType> > {
Name = "techEventInput"
}
),
resolve: async context =>
{
var techEventInput = context.GetArgument <NewTechEventRequest>("techEventInput");
return(await repository.AddTechEventAsync(techEventInput));
});
FieldAsync <TechEventInfoType>(
"updateTechEvent",
arguments: new QueryArguments(
new QueryArgument <NonNullGraphType <TechEventInputType> > {
Name = "techEventInput"
},
new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "techEventId"
}),
resolve: async context =>
{
var techEventInput = context.GetArgument <TechEventInfo>("techEventInput");
var techEventId = context.GetArgument <int>("techEventId");
var eventInfoRetrived = await repository.GetTechEventByIdAsync(techEventId);
if (eventInfoRetrived == null)
{
context.Errors.Add(new ExecutionError("Couldn't find Tech event info."));
return(null);
}
eventInfoRetrived.EventName = techEventInput.EventName;
eventInfoRetrived.EventDate = techEventInput.EventDate;
return(await repository.UpdateTechEventAsync(eventInfoRetrived));
}
);
FieldAsync <StringGraphType>(
"deleteTechEvent",
arguments: new QueryArguments(new QueryArgument <NonNullGraphType <IdGraphType> > {
Name = "techEventId"
}),
resolve: async context =>
{
var techEventId = context.GetArgument <int>("techEventId");
var eventInfoRetrived = await repository.GetTechEventByIdAsync(techEventId);
if (eventInfoRetrived == null)
{
context.Errors.Add(new ExecutionError("Couldn't find Tech event info."));
return(null);
}
await repository.DeleteTechEventAsync(eventInfoRetrived);
return($"Tech Event ID {techEventId} with Name {eventInfoRetrived.EventName} has been deleted succesfully.");
}
);
}
