/// <summary>
/// 初始化API上下文
/// </summary>
/// <param name="instance"> api实例类 </param>
/// <param name="method"> api方法 </param>
/// <param name="resultProvider"> 返回值提供程序 </param>
/// <param name="session"> api回话信息 </param>
/// <param name="logger"> 日志记录器 </param>
public ApiCallContext(object instance, MethodInfo method, IResultProvider resultProvider, ISession session, ILogger logger)
{
_resultProvider = resultProvider ?? throw new ArgumentNullException(nameof(resultProvider));
ApiInstance = instance ?? throw new ArgumentNullException(nameof(instance));
Method = method;
Session = session;
Parameters = new NameDictionary();
Properties = new NameDictionary();
Data = new NameDictionary();
ID = Guid.NewGuid().ToString("n");
if (instance is ISupportSession s)
{
s.Session = session ?? throw ApiException.NotSupportedSession;
}
}
/// <summary>
/// 解析通用api特性中的设置
/// </summary>
/// <param name="settingAttributes">特性集合</param>
/// <returns></returns>
private static NameDictionary ParseGeneralSetting(this IEnumerable <IApiAttribute> settingAttributes)
{
var dict = new NameDictionary();
foreach (var attr in settingAttributes)
{
if (attr.Container != null || string.IsNullOrWhiteSpace(attr.SettingString))
{
continue;
}
foreach (var set in ParseSetting(attr.SettingString))
{
dict[set.Key] = set.Value;
}
}
return(dict);
}
/// <summary>
/// 解析设置
/// </summary>
/// <param name="provider"></param>
/// <param name="settingAttributes"></param>
/// <exception cref="InvalidOperationException"></exception>
/// <returns></returns>
public static IDictionary <string, object> ParseSetting(this IApiContainerProvider provider, IEnumerable <IApiAttribute> settingAttributes)
{
if (provider == null)
{
throw new ArgumentNullException(nameof(provider));
}
if (settingAttributes == null)
{
throw new ArgumentNullException(nameof(settingAttributes));
}
var parser = GetUsableService(provider.SettingParser, false);
settingAttributes = settingAttributes.FiltrateAttribute(provider, true);
if (settingAttributes.Any() == false)
{
return(null);
}
if (parser == null || settingAttributes.Any(it => it.SettingString != null) == false)
{
var settings = new NameDictionary();
settings.MakeReadOnly();
return(settings);
}
var baseSetting = ParseGeneralSetting(settingAttributes);
var result = parser.Parse(settingAttributes.Where(a => a.Container != null).Select(a => a.SettingString));
if (result.Succeed == false)
{
throw new InvalidOperationException($"{parser}异常:{result.Error?.ToString() ?? "错误信息丢失"}");
}
foreach (var set in result.Settings)
{
baseSetting[set.Key] = set.Value;
}
baseSetting.MakeReadOnly();
return(baseSetting);
}
