using BuddyFinance.Integration;
using BuddyFinance.Integration.Models.Enums;
using BuddyFinance.Model;
using System;
using System.Linq;

namespace BuddyFinance.Billing
{
    public class Program : BaseIntegrator
    {
        private static TransactionsIntegrator integrator = new TransactionsIntegrator();

        public static void Main(string[] args)
        {

            //Tumelo : 22 January 18 | Get all users signup date ,get "day" from sign up 
            //user will be used to get name,surname and email address to send notification of monthly fee. (optional)
            //this code should exclude budddy finance account when debiting monthly fees
            //code should debit all lenders and credit buddy finance profile.
            //code should accomodate 28 ,29 30 and 31


            using (var db = new BuddyFinanceDBEntities())
            {
                Console.WriteLine("Buddy Finance auto billing processor started at " + DateTime.Now.ToString() + "...");

                var servicefee = integrator._fees[FeeTypesEnum.ServiceFee];

                var buddyprofile = db.Profiles.FirstOrDefault(p => p.ProfileTypeId == (int)ProfileTypeEnum.BuddyFinance);

                var activeprofiles = db.Profiles.Where(m => m.ProfileTypeId == (int)ProfileTypeEnum.Lender
                    && m.StatusId == (int)ProfileStatusEnum.Approved).ToList();

                foreach (var profile in activeprofiles)
                {
                    Transaction transaction;
                    try
                    {
                        if (profile.BillingDate.Day == DateTime.Now.Day)
                        {
                            profile.AvailableFunds -= servicefee.Amount; //Tumelo :not sure about this : doesnt debit availble funds :(

                            transaction = new Transaction
                            {
                                Description = servicefee.Description.ToUpper(),
                                Amount = servicefee.Amount,
                                TransactionStatusId = (int)TransactionStatusEnum.Success,
                                ProfileId = profile.Id,
                                Reference = profile.ProfileNumber,
                                TransactionDate = System.DateTime.Now,
                                TransactionTypeId = (int)TransactionTypeEnum.Debit
                            };

                            db.Transactions.Add(transaction);

                            Console.WriteLine(profile.FullNames + " has been debited for " + transaction.Description);

                            buddyprofile.AvailableFunds += servicefee.Amount;

                            transaction = new Transaction
                            {
                                Description = $"{servicefee.Description} recieved".ToUpper(),
                                Amount = servicefee.Amount,
                                TransactionStatusId = (int)TransactionStatusEnum.Success,
                                ProfileId = buddyprofile.Id,
                                Reference = profile.ProfileNumber,
                                TransactionDate = System.DateTime.Now,
                                TransactionTypeId = (int)TransactionTypeEnum.Credit
                            };
                            db.Transactions.Add(transaction);
                            db.SaveChanges();
                            Console.WriteLine("Buddy Finance has been credited");

                            //optional :send email to user that they got billed                                                                                                                                                                                                                                                                                                                                  
                        }
                    }
                    catch (Exception ex)
                    {
                        Console.WriteLine("Exception has occurred..." + ex.Message);

                        // TODO: log to database
                    }
                }
                Console.WriteLine("Buddy Finance auto billing processor ended at " + DateTime.Now.ToString() + "...");
            }
        }
    }
}