/// <summary>
/// Builds the action content
/// </summary>
/// <param name="actionRenderer">Action Renderer</param>
/// <param name="actionNode">Action Node</param>
/// <param name="data">Dialog data</param>
/// <param name="flexFieldObject">Flex field object to which the dialog belongs</param>
/// <param name="stepRenderer">Action Step renderer</param>
/// <returns>Action content</returns>
private async Task <string> BuildActionContent(ActionRendererDispatcher actionRenderer, ActionNode actionNode, ExportDialogData data, FlexFieldObject flexFieldObject, IActionStepRenderer stepRenderer)
{
if (actionRenderer == null)
{
return(string.Empty);
}
return(await actionRenderer.BuildActionElement(actionNode, data, _project, _errorCollection, flexFieldObject, _exportSettings, stepRenderer));
}
/// <summary>
/// Renders a dialog step
/// </summary>
/// <param name="data">Dialog Step Data</param>
/// <param name="flexFieldObject">Flex Field to which the dialog belongs</param>
/// <returns>Dialog Step Render Result</returns>
public async Task <ExportDialogStepRenderResult> RenderDialogStep(ExportDialogData data, FlexFieldObject flexFieldObject)
{
ActionNode actionNode = data.Action;
if (actionNode == null)
{
return(null);
}
ActionRendererDispatcher actionRenderer = GetActionRenderForNode(actionNode);
ExportDialogDataChild nextStep = null;
if (data.Children != null)
{
if (actionRenderer != null)
{
nextStep = actionRenderer.GetNextStep(data.Children);
}
else
{
nextStep = data.Children.FirstOrDefault();
}
}
ExportTemplate template = await _defaultTemplateProvider.GetDefaultTemplateByType(_project.Id, TemplateType.TaleAction);
if (!_renderers.ContainsKey(template.RenderingEngine))
{
throw new KeyNotFoundException(string.Format("Unknown rendering engine {0} for ActionNode", template.RenderingEngine.ToString()));
}
IActionStepRenderer stepRenderer = _renderers[template.RenderingEngine];
stepRenderer.ResetStepRenderingValues();
string oldContext = _errorCollection.CurrentErrorContext;
_errorCollection.CurrentErrorContext = _localizer["ErrorContextAction", _actionTranslator.TranslateActionType((ActionType)actionNode.ActionType)];
try
{
string actionContent = await BuildActionContent(actionRenderer, actionNode, data, flexFieldObject, stepRenderer);
return(await stepRenderer.RenderDialogStep(template, data, nextStep, flexFieldObject, actionContent));
}
catch (Exception ex)
{
_errorCollection.AddException(ex);
return(new ExportDialogStepRenderResult {
StepCode = "<<ERROR_RENDERING_ACTION>>"
});
}
finally
{
_errorCollection.CurrentErrorContext = oldContext;
}
}
/// <summary>
/// Builds a parent text preview for the a dialog step
/// </summary>
/// <param name="child">Child node</param>
/// <param name="parent">Parent</param>
/// <param name="flexFieldObject">Flex Field to which the dialog belongs</param>
/// <param name="errorCollection">Error Collection</param>
/// <returns>Parent text preview for the dialog step</returns>
public async Task <string> BuildParentTextPreview(ExportDialogData child, ExportDialogData parent, FlexFieldObject flexFieldObject, ExportPlaceholderErrorCollection errorCollection)
{
ActionNode actionNode = parent.Action;
if (actionNode == null)
{
return(null);
}
ActionRendererDispatcher actionRenderer = GetActionRenderForNode(actionNode);
if (actionRenderer == null)
{
return(string.Empty);
}
return(await actionRenderer.BuildPreviewText(actionNode, flexFieldObject, errorCollection, child, parent));
}