//加载提供程序的数据
public override void Load()
{
var builder = new DbContextOptionsBuilder <EFConfigurationContext>();
OptionsAction(builder);
using (var dbContext = new EFConfigurationContext(builder.Options))
{
dbContext.Database.EnsureCreated();
Data = !dbContext.Values.Any()
? CreateAndSaveDefaultValues(dbContext)
: dbContext.Values.ToDictionary(c => c.Id, c => c.Value);
}
}
private static IDictionary <string, string> CreateAndSaveDefaultValues(
EFConfigurationContext dbContext)
{
// Quotes (c)2005 Universal Pictures: Serenity
// https://www.uphe.com/movies/serenity
var configValues = new Dictionary <string, string>
{
{ "quote1", "I aim to misbehave." },
{ "quote2", "I swallowed a bug." },
{ "quote3", "You can't stop the signal, Mal." }
};
dbContext.Values.AddRange(configValues
.Select(kvp => new EFConfigurationValue
{
Id = kvp.Key,
Value = kvp.Value
})
.ToArray());
dbContext.SaveChanges();
return(configValues);
}