// GET: Staff
/// <summary>
/// Vehicle List page shows all the vehicles and highlights any with open invesitgations
/// </summary>
/// <param name="indexModel">Model that contains the filter params and list of vehicles</param>
/// <returns></returns>
//Takes indexModel which contains the filtering options and applies it to the list of vehicles to be shown to the user.
public async Task <IActionResult> Index([FromQuery] VehIndexModel indexModel = null)
{
//Set the DD lists as null to avoid errors
IEnumerable <VehicleModel> vehicles = null;
IEnumerable <VehicleModel> vehicleConcern = null;
IEnumerable <MakeModel> makeList = null;
IEnumerable <string> stateList = null;
try
{
//Create model based on the passed values. At first will be null so everything set to default.
//Once filter submitted, these will have values to filter the vehicles
VehFilterAPI apiModel = VehFilterAPI.CreateModel(indexModel.selectedState, indexModel.selectedMake, indexModel.lPlateSearch);
//Call API to get filtered vehicles
IEnumerable <VehicleDTO> vehicleDTOs = await _beService.GetVehiclesAsync(apiModel);
vehicles = VehicleModel.CreateModelNumerable(vehicleDTOs);
//Create seperate list for vehicles with damage concerns so can display them at the top
vehicleConcern = vehicles.Where(x => x.state == "Under Investigation").ToList();
//Drop those in the concern list to avoid duplicates
vehicles = vehicles.Except(vehicleConcern);
//Call API to get Make lists
makeList = MakeModel.CreateModelNumerable(await _beService.GetMakesAsync());
//Create model based off the new lists e.g.
indexModel = VehIndexModel.CreateModel(vehicles, vehicleConcern, makeList, indexModel.selectedMake, indexModel.selectedState, indexModel.lPlateSearch);
}
catch
{
vehicles = Array.Empty <VehicleModel>();
makeList = Array.Empty <MakeModel>();
stateList = Array.Empty <string>();
indexModel = VehIndexModel.CreateModel(null, null, null, Guid.Empty, null, null);
}
//Return view with model
return(View("VehicleList", indexModel));
}