/// <summary>
/// The driver confirms that a passenger has boarded the vehicle.
/// </summary>
/// <param name="rideStatus">The id of the passenger's destination and the driver id.</param>
/// <returns></returns>
public async Task <bool> Board(RideStatusViewModel rideStatus)
{
try
{
var stateCompleted = _context.States.Where(stateSr => stateSr.Name == "Completed").FirstOrDefault();
var stateInTransit = _context.States.Where(stateSr => stateSr.Name == "In Transit").FirstOrDefault();
var ride = await _context.Destinations.FindAsync(rideStatus.RideId);
if (ride == null)
{
return(false);
}
ride.StateId = stateInTransit.Id;
_context.Entry(ride).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
throw;
}
return(true);
}
catch (Exception)
{
return(false);
}
}
public async Task <IActionResult> PostAcceptRide([FromBody] RideStatusViewModel rideAccept)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
var ride = await _rideService.Accept(rideAccept);
if (ride)
{
return(Ok(new
{
status = "success"
}));
}
else
{
return(BadRequest());
}
}
/// <summary>
/// The driver accepts the ride for a passenger.
/// We change the ride's state and decrement the current capacity for
/// the driver's destination.
/// </summary>
/// <param name="rideId">The ride from the user.</param>
/// <param name="driverId">The driver accepting the ride.</param>
/// <returns></returns>
public async Task <bool> Accept(RideStatusViewModel acceptRide)
{
try
{
var statePickup = _context.States.Where(stateSr => stateSr.Name == "To Pickup").FirstOrDefault();
var stateAwaitingPickup = _context.States.Where(stateSr => stateSr.Name == "Awaiting Pickup").FirstOrDefault();
var ride = await _context.Destinations.FindAsync(acceptRide.RideId);
if (ride == null)
{
return(false);
}
ride.StateId = stateAwaitingPickup.Id;
_context.Entry(ride).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
throw;
}
var destination = await _context.Destinations
.Where(dest => dest.UserId == acceptRide.UserId &&
(dest.State.Name == "Awaiting Departure" || dest.State.Name == "In Transit" ||
dest.State.Name == "To Pickup") && dest.AvailableCapacity > 0)
.FirstOrDefaultAsync();
if (destination == null)
{
return(false);
}
destination.AvailableCapacity -= 1;
if (destination.State.Name != "To Pickup")
{
destination.State = statePickup;
}
_context.Entry(destination).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
throw;
}
}
catch (Exception)
{
return(false);
}
return(true);
}
