using MailKit.Net.Smtp;
using MimeKit;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Dynamic.Core;
using UnivateProperties_API.Context;
using UnivateProperties_API.Helpers;
using UnivateProperties_API.Model.Communication;

namespace UnivateProperties_API.Repository.Communication
{
    public interface IMailRepository
    {
        void ContactUs(MailModel mm);
        void EnquireNow(MailModel mm);
        void AddRecipient(MailRecipient rec);
        List<MailRecipient> GetMailRecipients();
        MailRecipient GetMailRecipientById(int id);
        void UpdateMailRecipient(MailRecipient rec);
        void DeleteMailRecipient(int id);
    }

    public class MailRepository : IMailRepository
    {
        private readonly DataContext _dbContext;

        public MailRepository(DataContext db)
        {
            _dbContext = db;
        }

        public MailRepository()
        {
        }

        MimeMessage messageObj = new MimeMessage();
        MailboxAddress from;
        MailboxAddress to;
        BodyBuilder bodyBuilder = new BodyBuilder();
        SmtpClient client = new SmtpClient();

        public void ContactUs(MailModel mm)
        {
            string property = mm.Property;
            string phone = mm.Phone;
            string name = mm.Name;
            string email = mm.Email;
            string message = mm.Message;
            var recipients = _dbContext.MailRecipients.Where(x => x.RecipientUsage == "ContactUs").ToList();

            from = new MailboxAddress("Admin", mm.FromAddress);

            InternetAddressList list = new InternetAddressList();
            foreach (var recipient in recipients)
            {
                list.Add(new MailboxAddress(recipient.RecipientName, recipient.RecipientMail));
            }
            //to = new MailboxAddress("User", mm.ToAddress);

            messageObj.From.Add(from);
            messageObj.To.AddRange(list);

            messageObj.Subject = "Uni-Vate - New Contact Request";

            bodyBuilder.HtmlBody = "<div style=\"margin: 5px\">" +
                "<h4>Contact from: "+  name +"!</h4>" +
                "<h4>Email: "+ email +"</h4>" +
                "<h4>Phone: " + phone + "</h4>" +
                "<h4>Property: " + property + "</h4>" +
                "<div>" +
                "<h4>Message: </h4>" +
                "<p>" + message + "</p>" +
                "</div>" +
                "</div>" +
                "</div>";

            messageObj.Body = bodyBuilder.ToMessageBody();

            client.Connect("smtp.gmail.com", 465, true);
            client.Authenticate("jlouw365@gmail.com", "setskohatxpsceqo");

            client.Send(messageObj);
            client.Disconnect(true);
            client.Dispose();
        }

        public void EnquireNow(MailModel mm)
        {
            string phone = mm.Phone;
            string name = mm.Name;
            string email = mm.Email;
            string message = mm.Message;
            var props = _dbContext.Properties.ToList();
            var prop = props.Where(x => x.Id == Convert.ToInt32(mm.Property)).FirstOrDefault();
            var recipients = _dbContext.MailRecipients.Where(x => x.RecipientUsage == "EnquireNow").ToList();

            
            from = new MailboxAddress("Admin", mm.FromAddress);

            InternetAddressList list = new InternetAddressList();
            foreach (var recipient in recipients)
            {
                list.Add(new MailboxAddress(recipient.RecipientName, recipient.RecipientMail));
            }
            //to = new MailboxAddress("User", mm.ToAddress);

            messageObj.From.Add(from);
            messageObj.To.AddRange(list);

            messageObj.Subject = "Uni-Vate - Enquiry to view property";

            bodyBuilder.HtmlBody = "<div style=\"margin: 5px\">" +
                "<h4>Contact from: " + name + "!</h4>" +
                "<h4>Email: " + email + "</h4>" +
                "<h4>Phone: " + phone + "</h4>" +
                "<div>" +
                "<h4>Property: </h4>" +
                "<p>" + prop.Id + "</p>" +
                "<p>" + prop.PropertyName + "</p>" +
                "<p>" + prop.PropertyRef + "</p>" +
                "<p>" + prop.Price + "</p>" +
                "</div>" +
                "</div>" +
                "</div>";

            messageObj.Body = bodyBuilder.ToMessageBody();

            client.Connect("smtp.gmail.com", 465, true);
            client.Authenticate("jlouw365@gmail.com", "setskohatxpsceqo");

            client.Send(messageObj);
            client.Disconnect(true);
            client.Dispose();
        }

        public void ForgotPassword(MailModel mm, string link)
        {
            string name = mm.Name;
            string email = mm.Email;

            from = new MailboxAddress("Admin", mm.FromAddress);

            to = new MailboxAddress("User", mm.ToAddress);

            messageObj.From.Add(from);
            messageObj.To.Add(to);

            messageObj.Subject = "Uni-Vate - Password Reset Request";

            bodyBuilder.HtmlBody = "<div style=\"margin: 5px\">" +
                "<h4>Request to reset password</h4>" +
                "<h4>Dear " + name + ", </h4>" +
                "<h4>There has been a request to reset your password. If this is incorrect please send an email to info@univateproperties.co.za</h4>" +
                "<div>" +
                "<h5>Please follow the link below to reset your password:</h5>" +
                "<h3>"+ link + "</h3>" +
                "<br />"+
                "<h4>Thank You</h4>" +
                "<h4>Team Uni-Vate</h4>" +
                "</div>" +
                "</div>" +
                "</div>";

            messageObj.Body = bodyBuilder.ToMessageBody();

            client.Connect("smtp.gmail.com", 465, true);
            client.Authenticate("jlouw365@gmail.com", "setskohatxpsceqo");

            client.Send(messageObj);
            client.Disconnect(true);
            client.Dispose();
        }

        public void AddRecipient(MailRecipient rec)
        {
            if (MyCommon.IsValidEmail(rec.RecipientMail))
            {
                _dbContext.MailRecipients.Add(rec);
                _dbContext.SaveChanges();
            }
            else
            {
                throw new Exception();
            }
            
        }

        public List<MailRecipient> GetMailRecipients()
        {
            return _dbContext.MailRecipients.Where(x => x.IsDeleted == false).ToList();
        }

        public MailRecipient GetMailRecipientById(int id)
        {
            return _dbContext.MailRecipients.Where(x => x.Id == id).FirstOrDefault(); 
        }

        public void UpdateMailRecipient(MailRecipient rec)
        {
            var recipient = _dbContext.MailRecipients.Where(x => x.Id == rec.Id).FirstOrDefault();

            if (recipient.RecipientMail != rec.RecipientMail)
            {
                recipient.RecipientMail = rec.RecipientMail;
            }

            if (recipient.RecipientName != rec.RecipientName)
            {
                recipient.RecipientName = rec.RecipientName;
            }

            if (recipient.RecipientUsage != rec.RecipientUsage)
            {
                recipient.RecipientUsage = rec.RecipientUsage;
            }


            _dbContext.MailRecipients.Update(recipient);
            _dbContext.SaveChanges();
        }

        public void DeleteMailRecipient(int id)
        {
            var rec = _dbContext.MailRecipients.Where(x => x.Id == id).FirstOrDefault();        
            _dbContext.MailRecipients.Remove(rec);
            _dbContext.SaveChanges();
        }
    }
}