using BankContracts.BindingModels;
using BankContracts.ViewModels;
using BankDataModels.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BankDatabaseImplement.Models
{
    public class CurrencyPurchase : ICurrencyPurchaseModel
    {
        public int Id { get; set; }
        [Required]
        public float Amount { get; set; }
        [Required]
        public DateTime PurchaseDate { get; set; } = DateTime.Now;
        [Required]
        public int BankOperatorId { get; set; }
        public virtual BankOperator BankOperator { get; set; } = new();
        public int CurrencyId { get; set; }
        public virtual Currency Currency { get; set; } = new();

        public static CurrencyPurchase? Create(BankDatabase context, CurrencyPurchaseBindingModel model)
        {
            if (model == null)
            {
                return null;
            }
            return new CurrencyPurchase()
            {
                Id = model.Id,
                Amount = model.Amount,
                PurchaseDate = model.PurchaseDate,
                BankOperatorId = model.BankOperatorId,
                BankOperator = context.BankOperators.First(x => x.Id == model.BankOperatorId),
                CurrencyId = model.CurrencyId,
                Currency = context.Currencies.First(x => x.Id == model.CurrencyId),
            };
        }
        public static CurrencyPurchase? Create(BankDatabase context, CurrencyPurchaseViewModel model)
        {
            return new CurrencyPurchase()
            {
                Id = model.Id,
                Amount = model.Amount,
                PurchaseDate = model.PurchaseDate,
                BankOperatorId = model.BankOperatorId,
                BankOperator = context.BankOperators.First(x => x.Id == model.BankOperatorId),
                CurrencyId = model.CurrencyId,
                Currency = context.Currencies.First(x => x.Id == model.CurrencyId),
            };
        }
        public void Update(CurrencyPurchaseBindingModel? model)
        {
            if (model == null)
            {
                return;
            }
            PurchaseDate = model.PurchaseDate;
        }
        public CurrencyPurchaseViewModel GetViewModel => new()
        {
            Id = Id,
            Amount = Amount,
            PurchaseDate = PurchaseDate,
            BankOperatorId = BankOperatorId,
            BankOperatorName = BankOperator.LastName + " " + BankOperator.FirstName + " " + BankOperator.MiddleName,
            CurrencyId = CurrencyId,
            CurrencyName = Currency.Name,
        };
    }
}