using NP.Base;
using NP.Dao;
using NP.Model;
using Popbill;
using Popbill.Taxinvoice;
using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Web.Configuration;

namespace NP.Base.Popbill
{
    public class PopbillService
    {
        /// <summary>
        /// 세금계산서 문서번호{mgtKey} 생성
        /// </summary>
        /// <param name="Dao">CommonDao</param>
        /// <param name="taxdate">발행일</param>
        /// <param name="mgtKeyType">세금계산서 유형 : SELL = 매출, BUY = 매입, TRUSTEE = 위수탁</param>
        /// <returns>mgtKey</returns>
        public static Result<String> MakeMgtKey(CommonDao Dao, DateTime taxdate, MgtKeyType mgtKeyType = MgtKeyType.SELL)
        {   
            Result<String> result = new Result<string>();
            
            try
            {
                string mgtkey = string.Empty;
                int no = 1;

                var payTax = Dao.Get<PayTax>("cr.paytax.formgtkey", new Hashtable() { { "taxdate", taxdate } }).FirstOrDefault();
                if (payTax == null)
                {
                    payTax = new PayTax() { };
                }
                if (payTax.taxdate == null)
                {
                    payTax.taxdate = taxdate;
                }

                if (!string.IsNullOrEmpty(payTax.mgtkey))
                {
                    var strNo = payTax.mgtkey.Substring(payTax.mgtkey.IndexOf("L") + 1);

                    if (int.TryParse(strNo, out no))
                    {
                        ++no;
                    }
                }

                mgtkey = $"{taxdate:yyyy-MM-dd}-L{no:D5}";

                bool isUse = true;
                int checkLimit = 10;
                while (isUse && checkLimit > 0)
                {
                    isUse = PopbillConfig.taxinvoiceService.CheckMgtKeyInUse(PopbillConfig.CorpNum, mgtKeyType, mgtkey);
                    if (isUse)
                    {
                        ++no;
                        mgtkey = $"{taxdate:yyyy-MM-dd}-L{no:D5}";
                    }

                    --checkLimit;
                }
                result.Data = mgtkey;
            }
            catch (PopbillException ex)
            {
                result.Code = ex.code.ToString();
                result.Message = ex.Message;
                Logger.TryError(ex.Message, ex);
            }
            return result;
        }

        /// <summary>
        /// 세금계산서 상세정보
        /// </summary>        
        /// <param name="mgtkey">파트너가 할당한 문서번호</param>
        /// <param name="mgtKeyType">세금계산서 유형 : SELL = 매출, BUY = 매입, TRUSTEE = 위수탁</param>
        /// <returns>Taxinvoice</returns>
        public static Result<Taxinvoice> GetTaxinvoice(string mgtkey, MgtKeyType mgtKeyType = MgtKeyType.SELL)
        { 
            Result<Taxinvoice> result = new Result<Taxinvoice>();
            try
            {
                result.Data = PopbillConfig.taxinvoiceService.GetDetailInfo(PopbillConfig.CorpNum, mgtKeyType, mgtkey);
            }
            catch (PopbillException ex)
            {
                result.Code = ex.code.ToString();
                result.Message = ex.Message;
                Logger.TryError(ex.Message, ex);
            }
            finally
            {
                if (result.Data == null)
                {
                    result.Data = new Taxinvoice() { invoicerMgtKey = mgtkey };
                }
            }
            return result;
        }

        /// <summary>
        /// 세금계산서 공급자정보
        /// </summary>
        /// <param name="mgtkey">파트너가 할당한 문서번호</param>
        /// <returns>Taxinvoice</returns>
        public static Result<Taxinvoice> GetTaxinvoiceR(string mgtkey)
        { 
            Result<Taxinvoice> result = new Result<Taxinvoice>();
            try
            {
                CorpInfo corpInfo = PopbillConfig.taxinvoiceService.GetCorpInfo(PopbillConfig.CorpNum, PopbillConfig.UserID);
                Contact contact = PopbillConfig.taxinvoiceService.ListContact(PopbillConfig.CorpNum, PopbillConfig.UserID).Where(w => w.mgrYN == true).FirstOrDefault();
                result.Data = new Taxinvoice
                {
                    invoicerAddr = corpInfo?.addr,
                    invoicerCEOName = corpInfo?.ceoname,
                    invoicerCorpName = corpInfo?.corpName,
                    invoicerMgtKey = mgtkey,
                    invoicerCorpNum = PopbillConfig.CorpNum,
                    invoicerBizClass = corpInfo?.bizClass,
                    invoicerBizType = corpInfo?.bizType,
                    invoicerContactName = contact?.personName,
                    invoicerEmail = contact?.email,
                    invoicerHP = contact?.hp,
                    invoicerTEL = contact?.tel
                };
            }
            catch (PopbillException ex)
            {
                result.Code = ex.code.ToString();
                result.Message = ex.Message;
                Logger.TryError(ex.Message, ex);
            }
            return result;
        }

        /// <summary>
        /// 세금계산서 임시저장
        /// </summary>
        /// <param name="taxinvoice">Taxinvoice</param>
        /// <returns>IssueResponse</returns>
        public static Result<Response> Register(Taxinvoice taxinvoice)
        {
            Result<Response> result = new Result<Response>();
            try
            {
                result.Data = PopbillConfig.taxinvoiceService.Register(PopbillConfig.CorpNum, taxinvoice);
            }
            catch (PopbillException ex)
            {
                result.Code = ex.code.ToString();
                result.Message = ex.Message;
                Logger.TryError(ex.Message, ex);
            }
            return result;
        }

        /// <summary>
        /// 세금계산서 즉시 발행
        /// </summary>
        /// <param name="taxinvoice">Taxinvoice</param>
        /// <param name="forceIssue">지연발행 가능여부</param>
        /// <param name="memo">메모</param>
        /// <returns>IssueResponse</returns>
        public static Result<IssueResponse> RegistIssue(Taxinvoice taxinvoice, bool forceIssue = false, string memo = "")
        {
            Result<IssueResponse> result = new Result<IssueResponse>();;
            try
            {
                result.Data = PopbillConfig.taxinvoiceService.RegistIssue(PopbillConfig.CorpNum, taxinvoice, forceIssue, memo);
            }
            catch (PopbillException ex)
            {
                result.Code = ex.code.ToString();
                result.Message = ex.Message;
                Logger.TryError(ex.Message, ex);
            }
            return result;
        }
    }

    public class Result<T>
    {
        public String Code = null;
        public String Message = null;
        public T Data;
    }
}