private static void Migrate(BlazorDbContext context)
{
if (context.Database.GetPendingMigrations().Any())
{
context.Database.Migrate();
}
}
private static void SeedProducts(BlazorDbContext context)
{
if (!context.Products.Any())
{
AddInitialProducts(context);
context.SaveChanges();
}
}
private static void SeedCategories(BlazorDbContext context)
{
if (!context.Categories.Any())
{
AddInitialCategories(context);
context.SaveChanges();
}
}
private static void SeedRateRanges(BlazorDbContext context)
{
if (!context.RateRanges.Any())
{
AddInitialRateRanges(context);
context.SaveChanges();
}
}
public static void SeedDatabase(this IApplicationBuilder app)
{
BlazorDbContext context = app.ApplicationServices
.CreateScope()
.ServiceProvider
.GetRequiredService <BlazorDbContext>();
Migrate(context);
SeedRateRanges(context);
SeedCategories(context);
SeedProducts(context);
}
private static void AddInitialProducts(BlazorDbContext context)
{
context.Products.AddRange(
InitialData.Products
);
}
private static void AddInitialCategories(BlazorDbContext context)
{
context.Categories.AddRange(
InitialData.Categories
);
}
private static void AddInitialRateRanges(BlazorDbContext context)
{
context.RateRanges.AddRange(
InitialData.RateRanges
);
}
