public async Task <IActionResult> CreateDocument(DocumentInputModel model)
{
this.FillServiceUnifiedModel();
if (!this.ModelState.IsValid)
{
return(this.View("Create", this.unifiedModel));
}
var document = new CreateDocumentServiceModel
{
Name = model.DocumentName,
Description = model.DocumentDescription,
};
await this.documentsService.CreateAsync(document);
return(this.RedirectToAction("Create"));
}
//--------------- METHODS -----------------
/// <summary>
/// Creates a new <see cref="Document"/> using the <see cref="CreateDocumentServiceModel"/>.
/// If such <see cref="Document"/> already exists in the database, fetches it's (int)<c>Id</c> and returns it.
/// If such <see cref="Document"/> doesn't exist in the database, adds it and return it's (int)<c>Id</c>.
/// </summary>
/// <param name="model">Service model with <c>Name</c> and <c>Description</c></param>
/// <returns>Document ID</returns>
public async Task <int> CreateAsync(CreateDocumentServiceModel model)
{
int documentId = this.dbContext.Documents.Where(d => d.Name == model.Name)
.Select(x => x.Id)
.FirstOrDefault();
if (documentId != 0) // If documentId is different than 0 (int default value), document with such name already exists, so return it's id.
{
return(documentId);
}
Document document = new Document
{
Name = model.Name,
Description = model.Description,
};
await this.dbContext.Documents.AddAsync(document);
await this.dbContext.SaveChangesAsync();
return(document.Id);
}