async Task <RequestView> LoadIndirect(RequestView rw, IDataModel innerModel, ExpandoObject loadPrms)
{
if (!rw.indirect)
{
return(rw);
}
if (!String.IsNullOrEmpty(rw.target))
{
String targetUrl = innerModel.Root.Resolve(rw.target);
if (String.IsNullOrEmpty(rw.targetId))
{
throw new RequestModelException("targetId must be specified for indirect action");
}
targetUrl += "/" + innerModel.Root.Resolve(rw.targetId);
var rm = await RequestModel.CreateFromUrl(_host, Admin, rw.CurrentKind, targetUrl);
rw = rm.GetCurrentAction();
String loadProc = rw.LoadProcedure;
if (loadProc != null)
{
loadPrms.Set("Id", rw.Id);
var newModel = await _dbContext.LoadModelAsync(rw.CurrentSource, loadProc, loadPrms);
innerModel.Merge(newModel);
innerModel.System.Set("__indirectUrl__", rm.BaseUrl);
}
}
else
{
// simple view/model redirect
if (rw.targetModel == null)
{
throw new RequestModelException("'targetModel' must be specified for indirect action without 'target' property");
}
rw.model = innerModel.Root.Resolve(rw.targetModel.model);
rw.view = innerModel.Root.Resolve(rw.targetModel.view);
rw.viewMobile = innerModel.Root.Resolve(rw.targetModel.viewMobile);
rw.schema = innerModel.Root.Resolve(rw.targetModel.schema);
if (String.IsNullOrEmpty(rw.schema))
{
rw.schema = null;
}
rw.template = innerModel.Root.Resolve(rw.targetModel.template);
if (String.IsNullOrEmpty(rw.template))
{
rw.template = null;
}
String loadProc = rw.LoadProcedure;
if (loadProc != null)
{
loadPrms.Set("Id", rw.Id);
var newModel = await _dbContext.LoadModelAsync(rw.CurrentSource, loadProc, loadPrms);
innerModel.Merge(newModel);
}
}
return(rw);
}
internal async Task ReloadData(Action <ExpandoObject> setParams, String json, TextWriter writer)
{
ExpandoObject dataToSave = JsonConvert.DeserializeObject <ExpandoObject>(json, new ExpandoObjectConverter());
String baseUrl = dataToSave.Get <String>("baseUrl");
ExpandoObject loadPrms = new ExpandoObject();
if (baseUrl.Contains("?"))
{
var parts = baseUrl.Split('?');
baseUrl = parts[0];
// parts[1] contains query parameters
var qryParams = HttpUtility.ParseQueryString(parts[1]);
loadPrms.Append(CheckPeriod(qryParams), toPascalCase: true);
}
if (NormalizeBaseUrl != null)
{
baseUrl = NormalizeBaseUrl(baseUrl);
}
if (baseUrl == null)
{
throw new RequestModelException("There are not base url for command 'reload'");
}
var rm = await RequestModel.CreateFromBaseUrl(_host, Admin, baseUrl);
RequestView rw = rm.GetCurrentAction();
String loadProc = rw.LoadProcedure;
if (loadProc == null)
{
throw new RequestModelException("The data model is empty");
}
setParams?.Invoke(loadPrms);
loadPrms.Set("Id", rw.Id);
loadPrms.Append(rw.parameters);
ExpandoObject prms2 = loadPrms;
if (rw.indirect)
{
// for indirect action - @UserId and @Id only
prms2 = new ExpandoObject();
setParams?.Invoke(prms2);
prms2.Set("Id", rw.Id);
}
IDataModel model = await _dbContext.LoadModelAsync(rw.CurrentSource, loadProc, prms2);
if (rw.HasMerge)
{
var mergeModel = await _dbContext.LoadModelAsync(rw.MergeSource, rw.MergeLoadProcedure, prms2);
model.Merge(mergeModel);
}
rw = await LoadIndirect(rw, model, loadPrms);
WriteDataModel(model, writer);
}
internal async Task <DataModelAndView> GetDataModelForView(RequestView rw, ExpandoObject loadPrms)
{
var dmv = new DataModelAndView()
{
RequestView = rw
};
String loadProc = rw.LoadProcedure;
IDataModel model = null;
if (rw.parameters != null && loadPrms == null)
{
loadPrms = rw.parameters;
}
if (loadPrms != null)
{
loadPrms.AppendIfNotExists(rw.parameters);
if (rw.Id != null)
{
loadPrms.Set("Id", rw.Id);
}
}
if (loadProc != null)
{
ExpandoObject prms2 = loadPrms;
if (rw.indirect)
{
// for indirect - @TenantId, @UserId and @Id only
prms2 = new ExpandoObject();
prms2.Set("Id", rw.Id);
if (loadPrms != null)
{
prms2.Set("UserId", loadPrms.Get <Int64>("UserId"));
prms2.Set("TenantId", loadPrms.Get <Int32>("TenantId"));
}
}
model = await _dbContext.LoadModelAsync(rw.CurrentSource, loadProc, prms2);
if (rw.HasMerge)
{
var mergeModel = await _dbContext.LoadModelAsync(rw.MergeSource, rw.MergeLoadProcedure, prms2);
model.Merge(mergeModel);
}
if (rw.copy)
{
model.MakeCopy();
}
if (!String.IsNullOrEmpty(rw.Id) && !rw.copy)
{
var me = model.MainElement;
if (me.Metadata != null)
{
var modelId = me.Id ?? String.Empty;
if (rw.Id != modelId.ToString())
{
throw new RequestModelException($"Element not found. Id={rw.Id}");
}
}
}
}
if (rw.indirect)
{
rw = await LoadIndirect(rw, model, loadPrms);
}
if (model?.Root != null)
{
// side effect!
rw.view = model.Root.Resolve(rw.view);
rw.viewMobile = model.Root.Resolve(rw.viewMobile);
rw.template = model.Root.Resolve(rw.template);
}
if (_userStateManager != null && model != null)
{
Int64 userId = loadPrms.Get <Int64>("UserId");
if (_userStateManager.IsReadOnly(userId))
{
model.SetReadOnly();
}
}
dmv.Model = model;
dmv.RequestView = rw;
return(dmv);
}
