internal async Task <DataModelAndView> GetDataModelForView(RequestView rw, ExpandoObject initialParams)
{
var dmv = new DataModelAndView()
{
RequestView = rw
};
String loadProc = rw.LoadProcedure;
// real params = [model.json, id, initial]
var realParams = new ExpandoObject();
realParams.Append(rw.parameters);
if (rw.Id != null)
{
realParams.Set("Id", rw.Id);
}
realParams.Append(initialParams);
IDataModel model = null;
if (loadProc != null)
{
ExpandoObject prms2 = realParams;
if (rw.indirect)
{
// for indirect - @TenantId, @UserId and @Id only
prms2 = new ExpandoObject();
prms2.Set("Id", rw.Id);
if (realParams != null)
{
prms2.Set("UserId", realParams.Get <Int64>("UserId"));
prms2.Set("TenantId", realParams.Get <Int32>("TenantId"));
}
}
model = await _dbContext.LoadModelAsync(rw.CurrentSource, loadProc, prms2, rw.commandTimeout);
if (rw.HasMerge)
{
var mergeModel = await _dbContext.LoadModelAsync(rw.MergeSource, rw.MergeLoadProcedure, prms2, rw.commandTimeout);
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($"Element not found. Id={rw.Id}");
}
}
}
}
if (rw.indirect)
{
rw = await LoadIndirect(rw, model, realParams);
}
if (model?.Root != null)
{
// side effect!
rw.view = model.Root.Resolve(rw.view);
rw.viewMobile = model.Root.Resolve(rw.viewMobile);
rw.template = model.Root.Resolve(rw.template);
rw.checkTypes = model.Root.Resolve(rw.checkTypes);
}
if (_userStateManager != null && model != null)
{
Int64 userId = realParams.Get <Int64>("UserId");
if (_userStateManager.IsReadOnly(userId))
{
model.SetReadOnly();
}
}
dmv.Model = model;
dmv.RequestView = rw;
return(dmv);
}
internal async Task <DataModelAndView> GetDataModelForView(RequestView rw, ExpandoObject loadPrms)
{
var dmv = new DataModelAndView()
{
RequestView = rw
};
String loadProc = rw.LoadProcedure;
IDataModel model = null;
if (rw.parameters != null && loadPrms == null)
{
loadPrms = rw.parameters;
}
if (loadPrms != null)
{
loadPrms.AppendIfNotExists(rw.parameters);
if (rw.Id != null)
{
loadPrms.Set("Id", rw.Id);
}
}
if (loadProc != null)
{
ExpandoObject prms2 = loadPrms;
if (rw.indirect)
{
// for indirect - @TenantId, @UserId and @Id only
prms2 = new ExpandoObject();
prms2.Set("Id", rw.Id);
if (loadPrms != null)
{
prms2.Set("UserId", loadPrms.Get <Int64>("UserId"));
prms2.Set("TenantId", loadPrms.Get <Int32>("TenantId"));
}
}
model = await _dbContext.LoadModelAsync(rw.CurrentSource, loadProc, prms2);
if (rw.copy)
{
model.MakeCopy();
}
if (!String.IsNullOrEmpty(rw.Id) && !rw.copy)
{
var me = model.MainElement;
if (me.Metadata != null)
{
var modelId = me.Id ?? String.Empty;
if (rw.Id != modelId.ToString())
{
throw new RequestModelException($"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.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);
}
protected async Task Render(RequestView rw, TextWriter writer, ExpandoObject loadPrms)
{
String loadProc = rw.LoadProcedure;
IDataModel model = null;
if (rw.parameters != null && loadPrms == null)
{
loadPrms = rw.parameters;
}
if (loadPrms != null)
{
loadPrms.Set("Id", rw.Id);
loadPrms.AppendAndReplace(rw.parameters);
}
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 (!String.IsNullOrEmpty(rw.Id))
{
var modelId = model.FirstElementId ?? 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 (_userStateManager != null && model != null)
{
Int64 userId = loadPrms.Get <Int64>("UserId");
if (_userStateManager.IsReadOnly(userId))
{
model.SetReadOnly();
}
}
String rootId = "el" + Guid.NewGuid().ToString();
String modelScript = null;
String viewName = rw.GetView();
if (viewName == NO_VIEW)
{
modelScript = await WriteModelScriptModel(rw, model, rootId);
writer.Write(modelScript);
return;
}
if (_renderer == null)
{
throw new InvalidOperationException("Service 'IRenderer' not registered");
}
modelScript = await WriteModelScript(rw, model, rootId);
// TODO: use view engines
// try xaml
String fileName = rw.GetView() + ".xaml";
String filePath = _host.MakeFullPath(Admin, rw.Path, fileName);
Boolean bRendered = false;
if (System.IO.File.Exists(filePath))
{
// render XAML
if (System.IO.File.Exists(filePath))
{
using (var strWriter = new StringWriter())
{
var ri = new RenderInfo()
{
RootId = rootId,
FileName = filePath,
FileTitle = fileName,
Writer = strWriter,
DataModel = model,
Localizer = _localizer,
CurrentLocale = null,
IsDebugConfiguration = _host.IsDebugConfiguration
};
_renderer.Render(ri);
// write markup
writer.Write(strWriter.ToString());
bRendered = true;
}
}
}
else
{
// try html
fileName = rw.GetView() + ".html";
filePath = _host.MakeFullPath(Admin, rw.Path, fileName);
if (System.IO.File.Exists(filePath))
{
using (_host.Profiler.CurrentRequest.Start(ProfileAction.Render, $"render: {fileName}"))
{
using (var tr = new StreamReader(filePath))
{
String htmlText = await tr.ReadToEndAsync();
htmlText = htmlText.Replace("$(RootId)", rootId);
writer.Write(htmlText);
bRendered = true;
}
}
}
}
if (!bRendered)
{
throw new RequestModelException($"The view '{rw.GetView()}' was not found. The following locations were searched:\n{rw.GetRelativePath(".xaml")}\n{rw.GetRelativePath(".html")}");
}
writer.Write(modelScript);
}
