public async Task <BarberAvailabilityResponse> AnyBarbersAvailableAsync(AppointmentRequest appointmentRequest)
{
var barbers = await LoadBarbersAsync(false);
BarberAvailabilityResponse availabilityResponse = null;
foreach (var barber in barbers)
{
availabilityResponse = await barber.IsAvailableAsync(appointmentRequest);
if (availabilityResponse.IsAvailable)
{
return(availabilityResponse);
}
}
availabilityResponse = new BarberAvailabilityResponse()
{
IsAvailable = false
};
availabilityResponse.ValidationResults.Add(new ValidationResult()
{
Message = $"No barbers are available at {appointmentRequest.StartDateTime.ToString()}. "
});
return(availabilityResponse);
}
public async Task <AppointmentRequest> NextAvailableBarberAsync(AppointmentRequest appointmentRequest)
{
var barbers = await LoadBarbersAsync(false);
Barber nextAvailable = null;
AppointmentRequest nextRequest = new AppointmentRequest(this);
nextRequest.CopyFrom(appointmentRequest);
int attempts = 0;
while (nextAvailable == null && attempts < ShopHours.SuggestionAttempts)
{
foreach (var barber in barbers)
{
BarberAvailabilityResponse availabilityResponse = await barber.IsAvailableAsync(nextRequest);
if (availabilityResponse.IsAvailable)
{
nextAvailable = barber;
break;
}
}
if (nextAvailable == null)
{
DateTime nextDateTimeCheck = nextRequest.StartDateTime.Add(ShopHours.SuggestionAttemptIncrement);
if (!await IsOpenAsync(nextDateTimeCheck))
{
nextDateTimeCheck = nextDateTimeCheck.AddDays(1);
await Hours.LoadAsync(this, nextDateTimeCheck);
nextDateTimeCheck = Hours.OpeningDateTime();
}
nextRequest = new AppointmentRequest(this);
nextRequest.CopyFrom(appointmentRequest);
attempts++;
}
}
if (nextAvailable == null)
{
// if we can't find a barber this is not a valid request.
nextRequest = null;
}
else
{
nextRequest.RequestedBarber = nextAvailable;
}
return(nextRequest);
}
public async Task <AppointmentRequest> NextAvailableRequestAsync(AppointmentRequest appointmentRequest)
{
// special case for "Anyone"
if (string.Equals(DisplayName, "Anyone", StringComparison.OrdinalIgnoreCase))
{
return(await shop.NextAvailableBarberAsync(appointmentRequest));
}
BarberAvailabilityResponse availableResponse = await IsAvailableAsync(appointmentRequest);
// create a request based on the incoming request with the right datetime, shop, and barber.
AppointmentRequest suggestedAppointment = new AppointmentRequest(shop);
suggestedAppointment.CopyFrom(appointmentRequest);
if (availableResponse.IsAvailable)
{
return(suggestedAppointment);
}
else
{
int attempts = 0;
DateTime nextDateTimeCheck = suggestedAppointment.StartDateTime;
while (!availableResponse.IsAvailable && attempts < BarberHours.SuggestionAttempts)
{
nextDateTimeCheck = suggestedAppointment.StartDateTime.Add(BarberHours.SuggestionAttemptIncrement);
if (!await shop.IsOpenAsync(nextDateTimeCheck))
{
nextDateTimeCheck = nextDateTimeCheck.AddDays(1);
nextDateTimeCheck = await shop.OpeningDateTimeAsync(nextDateTimeCheck);
}
suggestedAppointment.StartDateTime = nextDateTimeCheck;
availableResponse = await IsAvailableAsync(suggestedAppointment);
attempts++;
}
if (attempts < BarberHours.SuggestionAttempts && availableResponse.IsAvailable)
{
suggestedAppointment.StartDateTime = nextDateTimeCheck;
}
else
{
suggestedAppointment = await shop.NextAvailableBarberAsync(appointmentRequest);
}
}
return(suggestedAppointment);
}
public async Task <BarberAvailabilityResponse> IsAvailableAsync(AppointmentRequest appointmentRequest)
{
if (string.Equals(DisplayName, "Anyone", StringComparison.OrdinalIgnoreCase))
{
return(await shop.AnyBarbersAvailableAsync(appointmentRequest));
}
// check working days / hours
// check if already reserved
bool startTimeAvailable = await Hours.IsAvailableAsync(this, appointmentRequest.StartDateTime);
DateTime durationTime = appointmentRequest.StartDateTime.Add(appointmentRequest.Service.Duration);
bool durationAvailable = await Hours.IsAvailableAsync(this, durationTime);
Appointment appointment = new Appointment(appointmentRepository);
appointment.CopyFrom(appointmentRequest);
bool conflictingAppointments = await appointment.HasConflictingAppointmentsAsync();
bool barberAvailability = Hours.Exists && startTimeAvailable && !conflictingAppointments;
// if not available get next available barber
BarberAvailabilityResponse availabilityResponse = new BarberAvailabilityResponse()
{
IsAvailable = barberAvailability,
IsConflictingAppointment = conflictingAppointments,
Barber = this
};
if (!barberAvailability)
{
availabilityResponse.ValidationResults.Add(new ValidationResult()
{
Message = $"{DisplayName} is not available on this date or time. "
});
}
return(availabilityResponse);
}
public async Task <AppointmentAvailabilityResponse> IsAvailableAsync()
{
DateTime nowDateTime = DateTime.UtcNow.AddHours(ShopHours.UTC_to_PST_Hours);
if (StartDateTime < nowDateTime)
{
var response = new AppointmentAvailabilityResponse()
{
IsAvailable = false
};
response.ValidationResults.Add(new ValidationResult()
{
Message = "That date and time is in the past."
});
return(response);
}
StartDateTime = await roundingRules.RoundDateTimeAsync(StartDateTime);
TimeSpan difference = nowDateTime - StartDateTime;
// we need to adjust the rounding for any rounding to a few minutes in the past.
while (StartDateTime < nowDateTime && difference < TimeSpan.FromMinutes(1))
{
StartDateTime = await roundingRules.RoundDateTimeAsync(StartDateTime.AddMinutes(5));
}
var shopResponse = await Shop.IsAvailableAsync(this);
BarberAvailabilityResponse barberResponse = await RequestedBarber.IsAvailableAsync(this);
if (RequestedBarber != barberResponse.Barber)
{
// this happens if the user requests "Anyone"
RequestedBarber = barberResponse.Barber;
}
if (shopResponse.IsAvailable && barberResponse.IsAvailable)
{
return(new AppointmentAvailabilityResponse()
{
IsAvailable = true,
SuggestedRequest = this
});
}
else if (shopResponse.IsAvailable && !barberResponse.IsAvailable)
{
// barber is not available
// we could either suggest the next available barber's time
// and we could find when the barber is available next
AppointmentRequest suggestedRequest = await RequestedBarber.NextAvailableRequestAsync(this);
var response = new AppointmentAvailabilityResponse()
{
IsAvailable = false,
SuggestedRequest = suggestedRequest
};
response.ValidationResults.AddRange(barberResponse.ValidationResults);
return(response);
}
else
{
// shop is not available
// show the hours for the week and suggest the next available appointment
AppointmentRequest nextRequest = null;
AppointmentAvailabilityResponse response = new AppointmentAvailabilityResponse()
{
IsAvailable = false
};
if (!shopResponse.IsAvailable)
{
nextRequest = new AppointmentRequest(Shop);
nextRequest.CopyFrom(this);
if (nextRequest.StartDateTime < nowDateTime)
{
int attempts = 0;
while (!await Shop.CanAcceptCustomersAsync(nextRequest.StartDateTime) && attempts < 5)
{
nextRequest.StartDateTime = nextRequest.StartDateTime.AddDays(1);
nextRequest.StartDateTime = await Shop.OpeningDateTimeAsync(nextRequest.StartDateTime);
attempts++;
}
}
nextRequest = await Shop.NextAvailableBarberAsync(nextRequest);
response.ValidationResults.AddRange(shopResponse.ValidationResults);
}
else if (!barberResponse.IsAvailable)
{
nextRequest = new AppointmentRequest(Shop);
nextRequest.CopyFrom(this);
if (nextRequest.StartDateTime < nowDateTime)
{
int attempts = 0;
nextRequest.StartDateTime = nextRequest.StartDateTime.AddDays(1);
await RequestedBarber.Hours.LoadAsync(RequestedBarber, nextRequest.StartDateTime);
while (!await Shop.IsOpenAsync(nextRequest.StartDateTime) && !RequestedBarber.Hours.IsWithinHours(nextRequest.StartDateTime) && attempts < 5)
{
nextRequest.StartDateTime = nextRequest.StartDateTime.AddDays(1);
nextRequest.StartDateTime = await Shop.OpeningDateTimeAsync(nextRequest.StartDateTime);
attempts++;
}
}
nextRequest = await RequestedBarber.NextAvailableRequestAsync(nextRequest);
response.ValidationResults.AddRange(barberResponse.ValidationResults);
}
response.SuggestedRequest = nextRequest;
return(response);
}
}
