using System;
using System.Net;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.IO;
using System.Text.RegularExpressions;
using System.Reflection;
using CPE.App.Api.Models;
using CPE.App.Api.Helpers;
using CPE.App.Web.Code;
using CPE.App.Web.Controllers;
using CPE.App.Web.Models;
using Spire.Doc;
using Spire.Doc.Fields;
using Spire.Doc.Documents;
using LicenseProvider = Spire.License.LicenseProvider;

namespace CPE.App.Api.Controllers
{
    public class CertificateController : Controller
    {
        //
        // GET: /Certificate/
        public FileResult Index(string a, string b, string c)
        {
                //Utilities.LogWrapper.Info("[CertificateController][Index] a={0} b={1} c={2}", a, b, c);

                //LicenseProvider.SetLicenseFileName("license.elic.xml");
                //Spire.License.LicenseProvider.SetLicenseKey("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");
                //Spire.License.LicenseProvider.LoadLicense();  
                LicenseProvider.ClearLicense();

                var fileInfo = new FileInfo(Server.MapPath("~/static/doc/license.elic.xml"));
                LicenseProvider.SetLicenseFile(fileInfo);
                LicenseProvider.LoadLicense();

                var test = LicenseProvider.GetLicenseFileName();

                string formattedPdate = b.Substring(0, 4) + '-' + b.Substring(4, 2) + '-' + b.Substring(6, 2);
                DateTime cDate = Convert.ToDateTime(formattedPdate);
            Document cert = new Document();
            if (a.Contains('-'))
            {
                PurchasedCourse purchasedCourse =
                    BaseController.Database.PurchasedCourses.FirstOrDefault(
                        pc => pc.ContentUrl == a && pc.CertificateDate.Value.Date == cDate.Date && pc.Ticket == c);
                
                cert.LoadFromFile(Server.MapPath("~/static/doc/selfstudycert.docx"));

                foreach (var p in purchasedCourse.GetType().GetProperties())
                {
                    if (p.ToString().IndexOf("FailedAttempts") < 0)
                    {
                        var token = p.GetValue(purchasedCourse, null).ToString();
                        DateTime dateToken;
                        if ((DateTime.TryParse(token, out dateToken)) && (p.Name.IndexOf("Credits") < 0))
                        {
                            token = dateToken.ToShortDateString();
                        }

                        var value = p.Name;
                        //Utilities.LogWrapper.Info("[CertificateController][Index] PurchasedCourse.Properties cert.Replace value={0} token={1}", value, token);
                        cert.Replace(value, token, true, true);
                    }
                }
            }
            else
            {
                ParticipantPurchase purchase = BaseController.Database.ParticipantPurchases.FirstOrDefault(
                        pc => pc.MeetingSco.ToString() == a && pc.PurchaseDate == cDate.Date && pc.Ticket == c);

                MeetingDetail detail =
                    BaseController.Database.MeetingDetails.FirstOrDefault(md => md.MeetingKey.ToString() == a);
                cert.LoadFromFile(Server.MapPath("~/static/doc/webcastcert.docx"));

                foreach (var p in purchase.GetType().GetProperties())
                {

                    var token = p.GetValue(purchase, null)?.ToString() ?? "";
                    DateTime dateToken;
                    if ((DateTime.TryParse(token, out dateToken)) && (p.Name.IndexOf("Credits") < 0))
                    {
                        token = dateToken.ToShortDateString();
                    }
                   //Certificate Credits are only awarded in whole or half credits. Always rounded down.
                    if (p.ToString().IndexOf("Credits") > -1)
                    {
                        float fToken = float.Parse(token);
                        double roundedRating = (Math.Floor(2 * fToken)) / 2;
                        token = roundedRating.ToString(".0");
                    }

                    var value = p.Name;
                    //Utilities.LogWrapper.Info("[CertificateController][Index] ParticipantPurchase.Properties cert.Replace value={0} token={1}", value, token);
                    cert.Replace(value, token, true, true);

                }
                foreach (var d in detail.GetType().GetProperties())
                {
                    if (d.ToString().IndexOf("Location") < 0)
                    {
                        var token = d.GetValue(detail, null).ToString();
                        var value = d.Name;
                        //Utilities.LogWrapper.Info("[CertificateController][Index] MeetingDetail.Properties cert.Replace value={0} token={1}", value, token);
                        cert.Replace(value, token, true, true);
                    }
                    
                }
            }

            //Utilities.LogWrapper.Info("[CertificateController][Index] cert.Replace value=IssueDate token=DateTime.Now");
            cert.Replace("IssueDate", DateTime.Now.ToShortDateString(), false, false);

            MemoryStream stream = new MemoryStream();

                cert.SaveToStream(stream, FileFormat.PDF);

                cert.Close();

                stream.Flush();
                stream.Position = 0;
                Response.AppendHeader("Content-Disposition", "inline; filename=Certificate.pdf");
                return File(stream, "application/pdf");

        }

        //GET: /Certificate/Resend
        public ActionResult Resend(PurchasedCourse course)
        {
            //return a mailto dialog with the cert pdf attached
            return View();
        }
	}
}