public IActionResult AddWeights()
{
var meteoData = new MeteoDataDBContext();
var stationWeights = meteoData
.Stations
.Select(x => new StationWeightViewModel
{
StationId = x.Id,
StationName = x.Name,
StationWeight = 0
})
.ToList();
var viewModel = new AddStationWeightsViewModel
{
From = DateTime.Now,
To = DateTime.Now,
StationWeights = stationWeights
};
return(View(viewModel));
}
public IActionResult AddWeights(AddStationWeightsViewModel weightData)
{
var areWeightsValid = weightData.StationWeights.Sum(x => x.StationWeight) == 1;
if (!areWeightsValid)
{
ModelState.AddModelError(string.Empty, INVALID_WEIGHT_SUM);
return(View(weightData));
}
if (weightData.From > weightData.To)
{
ModelState.AddModelError(string.Empty, START_CANNOT_BE_AFTER_END);
return(View(weightData));
}
var dbStationWeights = weightData
.StationWeights
.Where(x => x.StationWeight > 0)
.Select(x => new StationWeight
{
From = weightData.From,
To = weightData.To,
StationId = x.StationId,
Weight = x.StationWeight
});
var meteoData = new MeteoDataDBContext();
meteoData.StationsWeights.AddRange(dbStationWeights);
meteoData.SaveChanges();
return(RedirectToAction("Index", "Home"));
}
