public static Task <RenderContext> GetRenders(decimal id, RenderContext context)
{
using (var svc = new OrmService(AppConfigs.sqlfaceconn))
{
var handler = svc.GetById <EasyHandler>(id);
if (null == handler || handler.STS != "A")
{
throw new ApplicationException("不存在SQL处理器");
}
var t_ps = svc.FilterWhereAsync <EasyHandlerParam>(s => s.HANDLER_ID == id);
var t_ex_config = svc.GetByIdAsync <HandlerExtralConfig>(id);
var t_dagsides = svc.FilterWhereAsync <ParamGraphMap>(c => c.GRAPH_ID == id);
Task.WaitAll(new Task[] { t_ps, t_ex_config, t_dagsides });
var _t_ps = t_ps.ContinueWith(task =>
{
Dictionary <decimal, string> dict = new Dictionary <decimal, string>();
foreach (var item in task.Result)
{
dict.Add(item.HANDLER_PARAM_ID, item.PARAM_NAME);
}
return(dict);
});
var _t_dagsides = t_dagsides.ContinueWith(task =>
{
//原始的键依赖关系
Dictionary <decimal, HashSet <decimal> > depends = new Dictionary <decimal, HashSet <decimal> >();
foreach (var item in task.Result)
{
if (!depends.ContainsKey(item.FROMKEY))
{
depends.Add(item.FROMKEY, new HashSet <decimal>());
}
depends[item.FROMKEY].Add(item.TOKEY);
}
return(depends);
});
////////逆向依赖关系 这个也可以在客户端或者服务端计算
//Dictionary<string, HashSet<string>> bydepend = new Dictionary<string, HashSet<string>>();
RenderContext vm = null;
if (null != context) //选择性的从客户端取值,防止被黑,安全模式!
{
vm = context;
vm.handler = handler;
vm.parameters = t_ps.Result;
}
else
{
vm = new RenderContext
{
handler = handler,
parameters = t_ps.Result.OrderBy(s => s.PARAM_NAME_C).OrderBy(s => s.ORDER_ID).ToList(),
frontConfig = t_ex_config.Result,
DAG = t_dagsides.Result,
dict = _t_ps.Result,
paramsScaledValues = new Dictionary <string, object>(),
depends = _t_dagsides.Result,
Triggers = new HashSet <decimal>(),
OptionSelects = new Dictionary <string, List <Options> >()
};
}
EvolvingOut(vm);
return(Task.FromResult(vm));
}
}
