public async Task EditGroupAsync(GroupServiceModel serviceModel)
{
var group = await this._data.Groups
.FirstOrDefaultAsync(i => i.GroupId == serviceModel.GroupId);
group.Title = serviceModel.Title;
group.Description = serviceModel.Description;
this._data.Update(group);
await this._data.SaveChangesAsync();
}
/// <summary>
/// When a new group is saved in the db, get its auto generated id then create new UserInGroup record as the member is creator & admin.
/// </summary>
/// <param name="serviceModel"></param>
/// <returns></returns>
public async Task AddGroupAsync(GroupServiceModel serviceModel)
{
var group = new Group()
{
Title = serviceModel.Title,
Description = serviceModel.Description
};
await this._data.Groups.AddAsync(group);
await this._data.SaveChangesAsync();
var groupId = GetGroupIdByTitle(group.Title);
await AddAdminAsync(groupId, serviceModel.AdminId);
}