using Microsoft.EntityFrameworkCore;
using vendorApproverBackend.Data;
using vendorApproverBackend.Entities;
using vendorApproverBackend.Enums;
using Microsoft.AspNetCore.Mvc;

namespace vendorApproverBackend.Services
{
    public class VendorService
    {
        private readonly DataContext _context;

        public VendorService(DataContext context)
        {
            _context = context;
        }

        public async Task<Vendor> SaveAsync(Vendor vendor)
        {
            _context.Vendors.Add(vendor);
            await _context.SaveChangesAsync();
            return vendor;
        }

        public async Task<Vendor?> FindByIdAsync(long id)
        {
            return await _context.Vendors.FindAsync(id);
        }

        public async Task<List<Vendor>> FindAllAsync()
        {
            return await _context.Vendors.ToListAsync();
        }

        public async Task DeleteByIdAsync(long id)
        {
            var vendor = await FindByIdAsync(id);
            if (vendor != null)
            {
                _context.Vendors.Remove(vendor);
                await _context.SaveChangesAsync();
            }
        }


         public async Task<Vendor?> GetVendorByUserIdAsync(long userId)
        {
            return await _context.Vendors
                .FirstOrDefaultAsync(v => v.UserId == userId);
        }
    }
}