public async Task <T> AddAsync(T entity)
{
_dbContext.Set <T>().Add(entity);
await _dbContext.SaveChangesAsync();
return(entity);
}
public static async Task SeedAsync(CollegeContext collegeContext,
ILoggerFactory loggerFactory, int?retry = 0)
{
int retryForAvailability = retry.Value;
try
{
if (!collegeContext.Departments.Any())
{
collegeContext.Departments.AddRange(GetExistingDepartments());
await collegeContext.SaveChangesAsync();
collegeContext.Students.AddRange(GetExistingStudents());
await collegeContext.SaveChangesAsync();
collegeContext.Instructors.AddRange(GetExistingInstructors());
await collegeContext.SaveChangesAsync();
}
}
catch (Exception ex)
{
if (retryForAvailability < 10)
{
retryForAvailability++;
var log = loggerFactory.CreateLogger <CollegeContextSeed>();
log.LogError(ex.Message);
await SeedAsync(collegeContext, loggerFactory, retryForAvailability);
}
}
}