public static async Task <String> UpdateEvent(EventInputData eventInput, EventCatalogContext catalogContext, IFormFile File, IWebHostEnvironment env)
{
EventItem eventItem = new EventItem();
try
{
eventItem.Event_Name = eventInput.Inp_Event_Name;
eventItem.Event_Desc = eventInput.Inp_Event_Desc;
eventItem.Event_Capacity = eventInput.Inp_Event_Capacity;
eventItem.Event_Start_Time = eventInput.Inp_Start_Time;
eventItem.Event_End_Time = eventInput.Inp_End_Time;
eventItem.Event_Price = eventInput.Inp_Price;
eventItem.Event_Address = eventInput.Inp_Address;
eventItem.Event_Online_Link = eventInput.Inp_Online_Link;
if (File != null)
{
eventItem.Event_Pictureurl = File.FileName;
var result = await upload_file(File, env);
if (result != "Ok")
{
return(result);
}
}
else
{
eventItem.Event_Pictureurl = "Picture Not Provided";
}
int key = 0;
if (eventInput.Inp_Event_Category != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Category, catalogContext, "Category");
eventItem.Event_CategoryId = key;
}
if (key == 0 || eventInput.Inp_Event_Category == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Category is null"));
}
if (eventInput.Inp_Event_Audience != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Audience, catalogContext, "Audiences");
eventItem.Event_AudienceId = key;
}
if (key == 0 || eventInput.Inp_Event_Audience == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Audience is null"));
}
if (eventInput.Inp_Event_Format != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Format, catalogContext, "Format");
eventItem.Event_FormatId = key;
}
if (key == 0 || eventInput.Inp_Event_Format == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Format is null"));
}
if (eventInput.Inp_Event_Kind != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Kind, catalogContext, "Kind");
eventItem.Event_KindId = key;
}
if (key == 0 || eventInput.Inp_Event_Kind == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Kind is null"));
}
if (eventInput.Inp_Event_Location != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Location, catalogContext, "Location");
eventItem.Event_LocationId = key;
}
if (key == 0 || eventInput.Inp_Event_Location == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Location is null"));
}
if (eventInput.Inp_Event_Language != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Language, catalogContext, "Language");
eventItem.Event_LanguageId = key;
}
if (key == 0 || eventInput.Inp_Event_Language == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Language is null"));
}
if (eventInput.Inp_Event_ZipCode != null)
{
key = await FindForeignKey(eventInput.Inp_Event_ZipCode, catalogContext, "ZipCode");
eventItem.Event_ZipCodeId = key;
}
if (key == 0 || eventInput.Inp_Event_ZipCode == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_ZipCode is null"));
}
if (eventInput.Inp_Event_User != null)
{
var user = catalogContext.EventUserInfos
.Where(b => b.UserName == eventInput.Inp_Event_User)
.FirstOrDefault();
if (user == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_user not found"));
}
eventItem.Event_UserId = user.UserName;
}
if (eventItem.Event_UserId == null || eventInput.Inp_Event_User == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_user is null"));
}
await catalogContext.EventItems.AddAsync(eventItem);
catalogContext.SaveChanges();
return("Event Addition Succesful");
}
catch (ArgumentNullException ex)
{
return(ex.GetType().Name + ex.Message);
}
}
private static async Task <int> FindForeignKey(String search_str, EventCatalogContext catalogContext, string table_type)
{
try
{
if (table_type == "Category")
{
var category = await catalogContext.EventCategories
.Where(b => b.Event_Category == search_str)
.FirstOrDefaultAsync();
if (category != null)
{
return(category.Id);
}
}
if (table_type == "Location")
{
var location = await catalogContext.EventLocations
.Where(b => b.Event_Location == search_str)
.FirstOrDefaultAsync();
if (location != null)
{
return(location.Id);
}
}
if (table_type == "Format")
{
var format = await catalogContext.EventFormats
.Where(b => b.Event_Format == search_str)
.FirstOrDefaultAsync();
if (format != null)
{
return(format.Id);
}
}
if (table_type == "Kind")
{
var kind = await catalogContext.EventKinds
.Where(b => b.Event_Kind == search_str)
.FirstOrDefaultAsync();
if (kind != null)
{
return(kind.Id);
}
}
if (table_type == "Audiences")
{
var Audience = await catalogContext.EventAudiences
.Where(b => b.Event_AgeGroup == search_str)
.FirstOrDefaultAsync();
if (Audience != null)
{
return(Audience.Id);
}
}
if (table_type == "Language")
{
var Language = await catalogContext.EventLanguages
.Where(b => b.Event_Language == search_str)
.FirstOrDefaultAsync();
if (Language != null)
{
return(Language.Id);
}
}
if (table_type == "ZipCode")
{
var Zipcode = await catalogContext.EventZipCodes
.Where(b => b.Event_Zipcode == search_str)
.FirstOrDefaultAsync();
if (Zipcode != null)
{
return(Zipcode.Id);
}
}
return(0);
}
catch (Exception)
{
return(0);
}
}
public static async Task <String> UpdateEvent(EventInputData eventInput, EventCatalogContext catalogContext, IFormFile File, IWebHostEnvironment env)
{
EventItem eventItem = new EventItem();
try
{
eventItem.Event_Name = eventInput.Inp_Event_Name;
eventItem.Event_Desc = eventInput.Inp_Event_Desc;
eventItem.Event_Organiser = eventInput.Inp_Event_Organiser;
eventItem.Event_Start_Time = eventInput.Inp_Start_Time;
eventItem.Event_End_Time = eventInput.Inp_End_Time;
eventItem.Event_Price = eventInput.Inp_Price;
if (File != null)
{
eventItem.Event_Pictureurl = File.FileName;
var result = await upload_file(File, env);
if (result != "Ok")
{
return(result);
}
}
else
{
eventItem.Event_Pictureurl = "Picture Not Provided";
}
int key = 0;
if (eventInput.Inp_Event_Category != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Category, catalogContext, "Category");
eventItem.Event_CategoryId = key;
}
if (key == 0 || eventInput.Inp_Event_Category == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Category is null"));
}
if (eventInput.Inp_Event_Audience != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Audience, catalogContext, "Audiences");
eventItem.Event_AudienceId = key;
}
if (key == 0 || eventInput.Inp_Event_Audience == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Audience is null"));
}
if (eventInput.Inp_Event_Format != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Format, catalogContext, "Format");
eventItem.Event_FormatId = key;
}
if (key == 0 || eventInput.Inp_Event_Format == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Format is null"));
}
if (eventInput.Inp_Event_Kind != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Kind, catalogContext, "Kind");
eventItem.Event_KindId = key;
}
if (key == 0 || eventInput.Inp_Event_Kind == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Kind is null"));
}
if (eventInput.Inp_Event_Location != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Location, catalogContext, "Location");
eventItem.Event_LocationId = key;
}
if (key == 0 || eventInput.Inp_Event_Location == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Location is null"));
}
if (eventInput.Inp_Event_Language != null)
{
key = await FindForeignKey(eventInput.Inp_Event_Language, catalogContext, "Language");
eventItem.Event_LanguageId = key;
}
if (key == 0 || eventInput.Inp_Event_Language == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_Language is null"));
}
if (eventInput.Inp_Event_ZipCode != null)
{
key = await FindForeignKey(eventInput.Inp_Event_ZipCode, catalogContext, "ZipCode");
eventItem.Event_ZipCodeId = key;
}
if (key == 0 || eventInput.Inp_Event_ZipCode == null)
{
throw new ArgumentNullException(String.Format("Inp_Event_ZipCode is null"));
}
try
{
await catalogContext.EventItems.AddAsync(eventItem);
catalogContext.SaveChanges();
}
catch (DbUpdateException ex)
{
return("DB UPDATE FAILED");
}
return("Event Addition Succesful");
}
catch (ArgumentNullException ex)
{
return(ex.GetType().Name + ex.Message);
}
}
