using JSONParser.Structure;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using static System.Runtime.InteropServices.JavaScript.JSType;

namespace JSONParser
{
    public class JSONStructure
    {
        //private JArray _array;
        private List<JToken> _orgs;
        private List<JToken> _depts;
        private List<JToken> _jobs;
        private List<JToken> _emps;

        public List<BusinessUnit> BusinessUnits { get; set; }
        public List<Department> Departments { get; set; }
        public List<JobTitle> JobTitles { get; set; }
        public List<Employee> Employees { get; set; }
        public List<Person> Persons { get; set; }
        public List<Login> Logins { get; set; }

        public List<string> NotFoundDepartments { get; set; } = new List<string>();
        public List<string> NotFoundEmployees { get; set; } = new List<string>();

        public JSONStructure(JArray array)
        {
            //var filePath = @"C:\Users\anboevdd\Desktop\ОШС_2024-10-30.json";
            //var json = File.ReadAllText(filePath);
            //var array = JArray.Parse(json);
            Persons = array.Where(x => (string)x["Type"] == "ФизическиеЛица").Select(x => new Person
            {
                Type = (string)x["Type"],
                Sid = (string)x["Sid"],
                FirstName = (string)x["FirstName"],
                LastName = (string)x["LastName"],
                MiddleName = (string)x["MiddleName"]
            }).ToList();
            Logins = array.Where(x => (string)x["Type"] == "УчетныеЗаписи").Select(x => new Login
            {
                Type = (string)x["Type"],
                Sid = (string)x["Sid"],
                //LoginName = (string)x["LoginName"] == null ? null : $"POLY\\{(string)x["LoginName"]}",
                LoginName = (string)x["LoginName"] == null ? null : $"{(string)x["LoginName"]}",
                TypeAuthentication = (string)x["TypeAuthentication"],
                Status = (bool)x["Status"]
            }).ToList();
            _orgs = array.Where(x => (string)x["Type"] == "Организации").ToList();
            _depts = array.Where(x => (string)x["Type"] == "ПодразделенияОрганизаций").ToList();
            _jobs = array.Where(x => (string)x["Type"] == "Должности").ToList();
            _emps = array.Where(x => (string)x["Type"] == "Сотрудники").ToList();

            BusinessUnits = GetBusinessUnits();
            Departments = GetDepartments();
            JobTitles = GetJobTitles();
            Employees = GetEmployees();
            BusinessUnits.ForEach(x => x.NCEO = CreateEmployee(x.NCEO.Sid));
            BusinessUnits.ForEach(x => x.Account = CreateEmployee(x.Account.Sid));
        }

        private List<Employee> GetEmployees()
        {
            var result = new List<Employee>();
            foreach (var item in _emps)
            {
                result.Add(CreateEmployee((string)item["Sid"]));
            }
            return result;
        }

        private List<JobTitle> GetJobTitles()
        {
            var result = new List<JobTitle>();
            foreach (var item in _jobs)
            {
                result.Add(CreateJobTitle((string)item["Sid"]));
            }
            return result;
        }

        private List<Department> GetDepartments()
        {
            var result = new List<Department>();
            foreach (var item in _depts)
            {
                result.Add(CreateDepartment((string)item["Sid"]));
            }
            return result;
        }

        private Department CreateDepartment(string sid)
        {
            if (Guid.Parse(sid) == Guid.Empty) return null;
            var department = new Department();
            var dept = _depts.FirstOrDefault(x => (string)x["Sid"] == sid);
            if (dept != null)
            {
                department.Type = (string)dept["Type"];
                department.Sid = (string)dept["Sid"];
                department.Name = (string)dept["Name"];
                department.ShortName = (string)dept["ShortName"];
                //department.BusinessUnit = BusinessUnits.FirstOrDefault(x => x.Sid == (string)dept["BusinessUnit"]);
                department.BusinessUnit = CreateBusinessUnit((string)dept["BusinessUnit"]);
                if (string.IsNullOrEmpty((string)dept["HeadOffice"]))
                {
                    department.HeadOffice = null;
                }
                else
                {
                    department.HeadOffice = CreateDepartment((string)dept["HeadOffice"]);
                }
                department.Status = (string)dept["Status"];
            }
            else
            {
                department.Sid = sid;
                NotFoundDepartments.Add(sid);
                //Console.WriteLine($"Department {sid}");
            }
            return department;
        }

        private List<BusinessUnit> GetBusinessUnits()
        {
            var result = new List<BusinessUnit>();
            foreach (var item in _orgs)
            {
                result.Add(CreateBusinessUnit((string)item["Sid"]));
            }
            return result;
        }

        private BusinessUnit CreateBusinessUnit(string sid)
        {
            var org = _orgs.FirstOrDefault(x => (string)x["Sid"] == sid);
            var bu = new BusinessUnit();
            if (org != null)
            {
                bu.Type = (string)org["Type"];
                bu.Sid = (string)org["Sid"];
                bu.Name = (string)org["Name"];
                bu.LegalName = (string)org["LegalName"];
                bu.NCEO = new Employee { Sid = (string)org["NCEO"] };
                bu.Account = new Employee { Sid = (string)org["Account"] };
                if ((string)org["Sid"] == (string)org["HeadCompany"] || Guid.Parse((string)org["Sid"]) == Guid.Empty)
                {
                    bu.HeadCompany = null;
                }
                else
                {
                    bu.HeadCompany = CreateBusinessUnit((string)org["HeadCompany"]);
                }
                bu.BINArmadoc = (string)org["BINArmadoc"];
                bu.LegalAddress = (string)org["LegalAddress"];
                bu.PostalAddress = (string)org["PostalAddress"];
                bu.Phones = (string)org["Phones"];
            }
            else
            {
                bu.Sid = sid;
                //Console.WriteLine($"BusinessUnit - {sid}");
            }
            return bu;
        }

        private Employee CreateEmployee(string? sid)
        {
            if (Guid.Parse(sid) == Guid.Empty) return null;
            var employee = new Employee();
            var emp = _emps.FirstOrDefault(x => (string)x["Sid"] == sid);
            if (emp != null)
            {
                employee.Type = (string)emp["Type"];
                employee.Sid = (string)emp["Sid"];
                employee.Person = Persons.FirstOrDefault(x => x.Sid == (string)emp["Person"]);
                employee.Login = Logins.FirstOrDefault(x => x.Sid == (string)emp["Login"]);
                employee.Email = (string)emp["Email"];
                employee.Status = (bool)emp["Status"];
                //employee.Department = Departments.FirstOrDefault(x => x.Sid == (string)emp["Department"]);
                employee.Department = CreateDepartment((string)emp["Department"]);
                employee.JobTitleName = (string)emp["JobTitleName"];
                employee.JobTitle = new JobTitle
                {
                    Type = "Должности",
                    Sid = Guid.NewGuid().ToString(),
                    Name = employee.JobTitleName,
                    Department = employee.Department
                };
                //employee.JobTitle = CreateJobTitle((string)emp["JobTitle"]);
            }
            else
            {
                employee.Sid = sid;
                NotFoundEmployees.Add(sid);
                //Console.WriteLine($"Employee - {sid}");
            }
            return employee;
        }

        private JobTitle CreateJobTitle(string sid)
        {
            var jt = _jobs.FirstOrDefault(x => (string)x["Sid"] == sid);
            var jobTitle = new JobTitle();
            if (jt != null)
            {
                jobTitle.Type = (string)jt["Type"];
                jobTitle.Sid = (string)jt["Sid"];
                jobTitle.Name = (string)jt["Name"];
                jobTitle.Department = CreateDepartment((string)jt["Department"]);
            }
            else
            {
                jobTitle.Sid = sid;
                //Console.WriteLine($"JobTitle - {sid}");
            }
            return jobTitle;
        }
    }
}