using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Authorization;
using QuotifyBE.Data;
using QuotifyBE.DTOs;
using QuotifyBE.Entities;
using QuotifyBE.Mapping;
using System.Security.Claims;
using Microsoft.EntityFrameworkCore;

namespace QuotifyBE.Controllers
{
    public class Seed : Controller
    {
        private readonly ApplicationDbContext _db;
        private readonly GeneralUseHelpers guhf;

        public Seed(ApplicationDbContext db, GeneralUseHelpers GUHF)
        {
            _db = db;
            guhf = GUHF;
        }
        public async Task SeedAsync()
        {
            // Create a user account if no exist
            var AccountNum = await _db.Users.CountAsync();
            if (AccountNum == 0)
            {
                var Admin = new User
                {
                    Name="admin",
                    Email = "admin@mail.com",
                    // hashed twice, once by frontend, and second time by backend
                    PasswordHash = guhf.HashWithSHA512(guhf.HashWithSHA512("admin")),
                    Role = 0 // role 0 - greatest power, admin, role 0 > role 1
                };
                _db.Users.Add(Admin);
                await _db.SaveChangesAsync();
                Console.WriteLine("[QuotifyBE] Administrator user account added!\nDefault credentials are: admin@mail.com, password: admin");
            }

            // Create sitewide statistic - number of draws
            Statistic? numOfDraws = await _db.Statistics
                .FirstOrDefaultAsync(s => s.Label == "number_of_draws");
            if (numOfDraws == null)
            {
                Statistic newRow = new Statistic
                {
                    Label = "number_of_draws",
                    IValue = 0
                };
                _db.Statistics.Add(newRow);
                await _db.SaveChangesAsync();
                Console.WriteLine("[QuotifyBE] Sitewide statistic for number of draws added!");
            }

        }
    }
}