using FurnitureManufacturer.Interfaces;
using FurnitureManufacturer.Interfaces.Engine;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace FurnitureManufacturer.Engine
{
    public class Database : IDatabase
    {
        private readonly IDictionary<string, ICompany> companies;
        private readonly IDictionary<string, IFurniture> furnitures;

        public Database()
        {
            this.companies = new Dictionary<string, ICompany>();
            this.furnitures = new Dictionary<string, IFurniture>();
        }

        public IDictionary<string, ICompany> Companies
        {
            get
            {
                return new Dictionary<string, ICompany>(this.companies);
            }

        }

        public IDictionary<string, IFurniture> Furnitures
        {
            get
            {
                return new Dictionary<string, IFurniture>(this.furnitures);
            }

        }

        public void AddCompanyToCompanies(ICompany company)
        {
            this.companies.Add(company.Name, company);
        }

        public void RemoveCompanyToCompanies(ICompany company)
        {
            this.companies.Remove(company.Name);
        }

        public void AddFurnitureToFurniture(IFurniture furniture)
        {
            this.furnitures.Add(furniture.Model, furniture);
        }

        public void RemoveFurnitureToFurniture(IFurniture furniture)
        {
            this.furnitures.Remove(furniture.Model);
        }


        public bool IsCompanyPresentInCollection(string name)
        {
            bool contains = this.companies.ContainsKey(name);

            if (contains)
            {
                return true;
            }

            return false;
        }

        public bool IsFurniturePresentInCollection(string name)
        {
            bool contains = this.furnitures.ContainsKey(name);

            if (contains)
            {
                return true;
            }

            return false;
        }
    }
}