using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using gehGassi.Domain.Common;

namespace gehGassi.Domain.Customers
{
    /// <summary>
    /// Repräsentiert einen Kunden
    /// </summary>
    public class Customer : IAuditable
    {
        /// <summary>
        /// Id des Kunden
        /// </summary>
        [Key]
        [Required]
        public long Id { get; set; }

        /// <summary>
        /// Spezial-ID
        /// </summary>
        public Guid? UniqueId { get; set; }

        /// <summary>
        /// Typ des Kunden
        /// </summary>
        public long? TypeId { get; set; }

        /// <summary>
        /// Branche
        /// </summary>
        [MaxLength(128)]
        public string BranchId { get; set; }

        /// <summary>
        /// Optional: Liste der Branchen für eine Listung
        /// </summary>
        public string BranchesJson { get; set; }

        /// <summary>
        /// Kundennummer
        /// </summary>
        [Required]
        [MaxLength(100)]
        public string Number { get; set; }

        /// <summary>
        /// Name des Kunden 
        /// </summary>
        [Required]
        [MaxLength(200)]
        public string Name { get; set; }

        /// <summary>
        /// Handelt es sich um einen Firmenkunden?
        /// </summary>
        [Required]
        public bool IsCompany { get; set; }

        /// <summary>
        /// UID Nummer
        /// </summary>
        [MaxLength(50)]
        public string Vat { get; set; }

        /// <summary>
        /// Anrede / titel
        /// </summary>
        [MaxLength(50)]
        public string Title { get; set; }

        /// <summary>
        /// Optinaler Vorname der Kontaktperson
        /// </summary>
        [MaxLength(100)]
        public string FirstName { get; set; }

        /// <summary>
        /// Optinaler Nachname der Kontaktperson
        /// </summary>
        [MaxLength(100)]
        public string LastName { get; set; }

        /// <summary>
        /// Kontaktdaten
        /// </summary>
        public Contact Contact { get; set; }

        /// <summary>
        /// Adressdaten
        /// </summary>
        public Address Address { get; set; }

        /// <summary>
        /// Anmerkungen
        /// </summary>
        [MaxLength(1000)]
        public string Comment { get; set; }

        /// <summary>
        /// Sprachen die für einen Kunden verfügbar sind.
        /// </summary>
        [Required]
        [MaxLength(256)]
        public string Languages { get; set; }

        /// <summary>
        /// Optional - Logo des Unternehmens
        /// </summary>
        [MaxLength(500)]
        public string Logo { get; set; }

        #region finance

        /// <summary>
        /// Auf- oder Abschlag für eine Listung in Prozent
        /// </summary>
        public decimal MarkupListing { get; set; }

        /// <summary>
        /// Auf- oder Abschlag für eine Werbung in Prozent
        /// </summary>
        public decimal MarkupAdvertisement { get; set; }

        /// <summary>
        /// Auf- oder Abschlag für eine Pin-Werbung in Prozent
        /// </summary>
        public decimal MarkupPin { get; set; }

        /// <summary>
        /// Auf- oder Abschlag für eine Banner-Werbung in Prozent
        /// </summary>
        public decimal MarkupBanner { get; set; }

        /// <summary>
        /// Zahlen auf Rechnung allgemein möglich?
        /// </summary>
        [Required]
        public bool PaymentOnInvoice { get; set; }

        #endregion

        /// <summary>
        /// Datum der Erstellung
        /// </summary>
        public DateTimeOffset Created { get; set; }

        #region MangoPay

        /// <summary>
        /// ID des AppUsers beim Payment-Provider erstellt
        /// </summary>
        public bool MangopayIdCreated { get; set; }

        /// <summary>
        /// ID des AppUsers beim Payment-Provider
        /// </summary>
        [MaxLength(255)]
        public string MangopayPaymentId { get; set; }
        
        /// <summary>
        /// Offizieller Firmenname für MangoPay
        /// </summary>
        [MaxLength(256)]
        public string MangopayCompanyName { get; set; }

        /// <summary>
        /// Email für Mangopay
        /// </summary>
        [MaxLength(255)]
        public string MangopayEmail { get; set; }

        /// <summary>
        /// Adressdaten
        /// </summary>
        public Address MangopayAddress { get; set; }

        /// <summary>
        /// Company registration number - Handelsregisternummer
        /// </summary>
        [MaxLength(50)]
        public string MangopayRegistrationNumber { get; set; }

        /// <summary>
        /// Vorname der Kontaktperson Mangopay
        /// </summary>
        [MaxLength(100)]
        public string MangopayContactFirstName { get; set; }

        /// <summary>
        /// Nachname der Kontaktperson Mangopay
        /// </summary>
        [MaxLength(100)]
        public string MangopayContactLastName { get; set; }

        /// <summary>
        /// Email Adresse der Kontaktperson Mangopay
        /// </summary>
        [MaxLength(255)]
        public string MangopayContactEmail { get; set; }

        /// <summary>
        /// Geburtsdatum der Kontaktperson Mangopay
        /// </summary>
        public DateTimeOffset? MangopayContactBirthdate { get; set; }

        /// <summary>
        /// Nationalität der Kontaktperson Mangopay ISO2
        /// </summary>
        [MaxLength(2)]
        public string MangopayContactNationality { get; set; }

        /// <summary>
        /// Land Hauptwohnsitz ISO2
        /// </summary>
        [MaxLength(2)]
        public string MangopayContactMainResidenceCode { get; set; }

        /// <summary>
        /// Wurden die Datenschutzbedingungen des Paymentproviders akzeptiert
        /// </summary>
        [Required]
        public bool MangopayTermsAccepted { get; set; }

        /// <summary>
        /// Wann wurden die Datenschutzbedingungen des Paymentproviders akzeptiert?
        /// </summary>
        public DateTimeOffset? MangopayTermsAcceptedDate { get; set; }

        #endregion

        /// <summary>
        /// Gibt zurück ob der Kunde alle notwendigen Informationen für den PaymentProvider beinhaltet
        /// </summary>
        /// <returns>true wenn alle notwendigen Daten vorhanden sind, false sonst</returns>
        public bool HasDataForMangopay()
        {
            if (string.IsNullOrWhiteSpace(MangopayCompanyName))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayEmail))
                return false;
            if (MangopayAddress == null)
                return false;
            if (string.IsNullOrWhiteSpace(MangopayAddress.AddressLine1))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayAddress.Zip))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayAddress.City))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayAddress.CountryCode))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayRegistrationNumber))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayContactFirstName))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayContactLastName))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayContactEmail))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayContactNationality))
                return false;
            if (string.IsNullOrWhiteSpace(MangopayContactMainResidenceCode))
                return false;
            if (!MangopayContactBirthdate.HasValue)
                return false;

            return true;
        }

        /// <summary>
        /// Gibt zurück ob es an den Daten für Mangopay Änderungen gab
        /// </summary>
        /// <param name="companyName">Firmenname</param>
        /// <param name="email">Email der Firma</param>
        /// <param name="addressLine1">Strasse</param>
        /// <param name="zip">PLZ</param>
        /// <param name="ciy">Ort</param>
        /// <param name="countryCode">Land</param>
        /// <param name="registrationNumber">Registrierungsnummer</param>
        /// <param name="firstName">Vorname</param>
        /// <param name="lastName">Nachname</param>
        /// <param name="contactEmail">Email Kontaktperson</param>
        /// <param name="birthDate">Geburtsdatum</param>
        /// <param name="nationality">Nationalität</param>
        /// <param name="residence">Hauptwohnsitz</param>
        /// <param name="termsAccepted">AGB akzeptiert</param>
        /// <returns>true wenn Änderungen vorhanden sind, false sonst</returns>
        public bool HasChangesForMangopay(string companyName, string email, string addressLine1, string zip, string ciy, string countryCode, 
            string registrationNumber, string firstName, string lastName, string contactEmail, DateTimeOffset? birthDate, string nationality, string residence, bool termsAccepted)
        {
            if(MangopayCompanyName != companyName)
                return true;
            if (MangopayEmail != email)
                return true;
            if(MangopayAddress?.AddressLine1 != addressLine1)
                return true;
            if(MangopayAddress?.Zip != zip)
                return true;
            if(MangopayAddress?.City != ciy)
                return true;
            if(MangopayAddress?.CountryCode != countryCode)
                return true;
            if(MangopayRegistrationNumber != registrationNumber)
                return true;
            if(MangopayContactFirstName != firstName)
                return true;
            if(MangopayContactLastName != lastName)
                return true;
            if(MangopayContactEmail != contactEmail)
                return true;
            if(MangopayContactBirthdate != birthDate)
                return true;
            if(MangopayContactNationality != nationality)
                return true;
            if(MangopayContactMainResidenceCode != residence)
                return true;
            if(MangopayTermsAccepted != termsAccepted)
                return true;

            return false;
        }

        #region IAuditable
        /// <summary>
        /// Gibt den eindeutigen Key für die Entität zurück;
        /// Hier als String gelöst, weil damit auch kombinierte Schlüssel möglich sind.
        /// </summary>
        /// <returns>Eindeutiger Key</returns>
        public string AuditKey()
        {
            return Id.ToString();
        }

        /// <summary>
        /// Gibt den Objektnamen bzw. die Tabelle der Entität zurück
        /// </summary>
        /// <returns>Objektnamen</returns>
        public string AuditTable()
        {
            return "Customers";
        }

        public AuditableOptions Options()
        {
            return AuditableOptions.Create | AuditableOptions.Edit | AuditableOptions.Delete;
        }

        #endregion
    }

    /// <summary>
    /// Repräsentiert einen Kunden mit aufgelösten Namen für View
    /// </summary>
    public class CustomerWithNames
    {
        /// <summary>
        /// Id des Kunden
        /// </summary>
        public long Id { get; set; }

        /// <summary>
        /// Spezial-ID
        /// </summary>
        public Guid? UniqueId { get; set; }

        /// <summary>
        /// Typ des Kunden
        /// </summary>
        public long? TypeId { get; set; }

        /// <summary>
        /// Name des Kunden-Typen
        /// </summary>
        public string TypeName { get; set; }

        /// <summary>
        /// Branche
        /// </summary>
        public string BranchId { get; set; }

        /// <summary>
        /// Name der Branche
        /// </summary>
        public string BranchName { get; set; }

        /// <summary>
        /// Optional: Liste der Branchen für eine Listung
        /// </summary>
        public string BranchesJson { get; set; }

        /// <summary>
        /// Kundennummer
        /// </summary>
        public string Number { get; set; }

        /// <summary>
        /// Name des Kunden 
        /// </summary>
        public string Name { get; set; }

        /// <summary>
        /// Handelt es sich um einen Firmenkunden?
        /// </summary>
        public bool IsCompany { get; set; }

        /// <summary>
        /// UID Nummer
        /// </summary>
        public string Vat { get; set; }

        /// <summary>
        /// Anrede / titel
        /// </summary>
        public string Title { get; set; }

        /// <summary>
        /// Optinaler Vorname der Kontaktperson
        /// </summary>
        public string FirstName { get; set; }

        /// <summary>
        /// Optinaler Nachname der Kontaktperson
        /// </summary>
        public string LastName { get; set; }

        /// <summary>
        /// Land der Adresse
        /// </summary>
        public string CountryCode { get; set; }

        /// <summary>
        /// Anmerkungen
        /// </summary>
        public string Comment { get; set; }

        /// <summary>
        /// Sprachen die für einen Kunden verfügbar sind.
        /// </summary>
        public string Languages { get; set; }

        /// <summary>
        /// Optional - Logo des Unternehmens
        /// </summary>
        public string Logo { get; set; }

        #region finance

        /// <summary>
        /// Auf- oder Abschlag für eine Listung in Prozent
        /// </summary>
        public decimal MarkupListing { get; set; }

        /// <summary>
        /// Auf- oder Abschlag für eine Werbung in Prozent
        /// </summary>
        public decimal MarkupAdvertisement { get; set; }

        /// <summary>
        /// Auf- oder Abschlag für eine Pin-Werbung in Prozent
        /// </summary>
        public decimal MarkupPin { get; set; }

        /// <summary>
        /// Auf- oder Abschlag für eine Banner-Werbung in Prozent
        /// </summary>
        public decimal MarkupBanner { get; set; }

        /// <summary>
        /// Zahlen auf Rechnung allgemein möglich?
        /// </summary>
        public bool PaymentOnInvoice { get; set; }

        #endregion

        /// <summary>
        /// ID des AppUsers beim Payment-Provider erstellt
        /// </summary>
        public bool MangopayIdCreated { get; set; }

        /// <summary>
        /// ID des AppUsers beim Payment-Provider
        /// </summary>
        public string MangopayPaymentId { get; set; }

        /// <summary>
        /// Datum der Erstellung
        /// </summary>
        public DateTimeOffset Created { get; set; }
    }
}