public static async Task SeedAsync(FarmContext farmContext, ILoggerFactory loggerFactory)
{
try
{
if (!farmContext.Farms.Any())
{
var farmData = File.ReadAllText("../Infrastructure/SeedData/farms.json");
var farms = JsonConvert.DeserializeObject <List <Farm> >(farmData);
farmContext.Farms.AddRange(farms);
await farmContext.SaveChangesAsync();
}
if (!farmContext.Cows.Any())
{
var cowsData = File.ReadAllText("../Infrastructure/SeedData/cows.json");
var cows = JsonConvert.DeserializeObject <List <Cow> >(cowsData);
farmContext.Cows.AddRange(cows);
await farmContext.SaveChangesAsync();
}
if (!farmContext.Sensors.Any())
{
var sensorsData = File.ReadAllText("../Infrastructure/SeedData/sensors.json");
var sensors = JsonConvert.DeserializeObject <List <Sensor> >(sensorsData);
farmContext.Sensors.AddRange(sensors);
await farmContext.SaveChangesAsync();
}
}
catch (Exception ex)
{
var logger = loggerFactory.CreateLogger <FarmContextSeed>();
logger.LogError(ex, "Failed while seeding");
}
}
public async Task <int> Complete()
{
return(await _farmContext.SaveChangesAsync());
}