/// <summary>
/// Get topic template view path
/// </summary>
/// <param name="topicTemplateId">Topic template identifier</param>
/// <returns>View path</returns>
public virtual async Task <string> PrepareTemplateViewPathAsync(int topicTemplateId)
{
var template = await _topicTemplateService.GetTopicTemplateByIdAsync(topicTemplateId) ??
(await _topicTemplateService.GetAllTopicTemplatesAsync()).FirstOrDefault();
if (template == null)
{
throw new Exception("No default template could be loaded");
}
return(template.ViewPath);
}
/// <summary>
/// Prepare paged topic template list model
/// </summary>
/// <param name="searchModel">Topic template search model</param>
/// <returns>Topic template list model</returns>
public virtual async Task <TopicTemplateListModel> PrepareTopicTemplateListModelAsync(TopicTemplateSearchModel searchModel)
{
if (searchModel == null)
{
throw new ArgumentNullException(nameof(searchModel));
}
//get topic templates
var topicTemplates = (await _topicTemplateService.GetAllTopicTemplatesAsync()).ToPagedList(searchModel);
//prepare grid model
var model = new TopicTemplateListModel().PrepareToGrid(searchModel, topicTemplates,
() => topicTemplates.Select(template => template.ToModel <TopicTemplateModel>()));
return(model);
}
public virtual async Task <IActionResult> TopicTemplateDelete(int id)
{
if (!await _permissionService.AuthorizeAsync(StandardPermissionProvider.ManageMaintenance))
{
return(AccessDeniedView());
}
if ((await _topicTemplateService.GetAllTopicTemplatesAsync()).Count == 1)
{
return(ErrorJson(await _localizationService.GetResourceAsync("Admin.System.Templates.NotDeleteOnlyOne")));
}
//try to get a topic template with the specified id
var template = await _topicTemplateService.GetTopicTemplateByIdAsync(id)
?? throw new ArgumentException("No template found with the specified id");
await _topicTemplateService.DeleteTopicTemplateAsync(template);
return(new NullJsonResult());
}