private void AddDefaultData()
{
int optionscount = _project3Context.Options.Count();
if (optionscount > 0)
{
return;
}
//添加管理员用户
var adminuser = new Users();
adminuser.username = "******";
adminuser.password = MD5Extension.PassEncrypt("admin");
_project3Context.Users.Add(adminuser);
//添加默认设置
var data = new OptionsModel();
Type t = data.GetType();
foreach (var pi in t.GetProperties())
{
object value = pi.GetValue(data);
string name = pi.Name;
var option = new Options();
option.name = name;
option.value = value != null?value.ToString() : "";
_project3Context.Options.Add(option);
}
_project3Context.SaveChanges();
}
public Task BindModelAsync(ModelBindingContext bindingContext)
{
if (bindingContext == null)
{
throw new ArgumentNullException(nameof(bindingContext));
}
if (bindingContext.ModelType != typeof(OptionsModel))
{
return(Task.CompletedTask);
}
var parameters = new Dictionary <string, string>();
foreach (var parameter in bindingContext.ModelType.GetProperties())
{
var valueProviderResult = bindingContext.ValueProvider.GetValue(parameter.Name);
if (valueProviderResult.FirstValue != null)
{
parameters.Add(parameter.Name, valueProviderResult.FirstValue);
}
}
var result = new OptionsModel();
PropertyInfo[] properties = result.GetType().GetProperties();
foreach (var property in properties)
{
if (!parameters.Any(p => p.Key.Equals(property.Name, StringComparison.InvariantCultureIgnoreCase)))
{
continue;
}
KeyValuePair <string, string> parameter = parameters.First(p => p.Key.Equals(property.Name, StringComparison.InvariantCultureIgnoreCase));
Type propertyType = result.GetType().GetProperty(property.Name).PropertyType;
Type newType = Nullable.GetUnderlyingType(propertyType) ?? propertyType;
object newObject = Convert.ChangeType(parameter.Value, newType);
result.GetType().GetProperty(property.Name).SetValue(result, newObject, null);
}
bindingContext.Result = ModelBindingResult.Success(result);
return(Task.CompletedTask);
}
/// <summary>
/// 是否存在配置项名
/// </summary>
/// <param name="name"></param>
/// <returns></returns>
private bool IsHasOptionName(string name)
{
var data = new OptionsModel();
Type t = data.GetType();
foreach (var pi in t.GetProperties())
{
if (pi.Name == name)
{
return(true);
}
}
return(false);
}
public async Task <OptionsModel> GetAsync()
{
var data = new OptionsModel();
Type t = data.GetType();
foreach (var pi in t.GetProperties())
{
string name = pi.Name;
var option = await _project3DB.Options.Where(m => m.name == name).SingleOrDefaultAsync();
if (option != null)
{
pi.SetValue(data, option.value);
}
}
return(data);
}
/// <summary>
/// Convert RelationshipDetails to JSON
/// </summary>
/// <param name="th"></param>
/// <returns></returns>
public static string ToJSON(this OptionsModel th)
{
th.Options = th.Options.OrderBy(o => o.DisplayName).ToArray();
using (MemoryStream memoryStream = new MemoryStream())
{
DataContractJsonSerializer serializer = new DataContractJsonSerializer(th.GetType());
serializer.WriteObject(memoryStream, th);
return(Encoding.UTF8.GetString(memoryStream.ToArray()));
}
}
