using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Globalization;
using gehGassi.Web.Helper;
using Newtonsoft.Json;

namespace gehGassi.Web.Models
{
    /// <summary>
    /// Viewmodel für einen Warenkorb
    /// </summary>
    public class CartVm
    {
        /// <summary>
        /// Id des Warenkorbs
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public long Id { get; set; }

        /// <summary>
        /// Welcher "Kunden-Typ" hat die Bestellung erstellt?
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public OrderSourceVm OrderSource { get; set; }

        /// <summary>
        /// Id des Hundebesitzers
        /// </summary>
        public string DogOwnerId { get; set; }

        /// <summary>
        /// Id des Hundeausführers
        /// </summary>
        public string DogWalkerId { get; set; }

        /// <summary>
        /// Kunde
        /// </summary>
        public long? CustomerId { get; set; }

        /// <summary>
        /// Gesamt-Preis Netto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Cart_Total")]
        public decimal Total { get; set; }

        /// <summary>
        /// Gesamt-Preis Brutto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Cart_TotalGross")]
        public decimal TotalGross { get; set; }

        /// <summary>
        /// Versandkosten Netto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Cart_Shipment")]
        public decimal Shipment { get; set; }

        /// <summary>
        /// Versandkosten Brutto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Cart_ShipmentGross")]
        public decimal ShipmentGross { get; set; }

        /// <summary>
        /// Steuerstufen mit Werten als Json
        /// </summary>
        [Display(Name = "Cart_TaxRatesJson")]
        public string TaxRatesJson { get; set; }

        /// <summary>
        /// Steuer-Einstellungen
        /// </summary>
        public Dictionary<decimal, decimal> TaxRates
        {
            get
            {
                if (string.IsNullOrWhiteSpace(TaxRatesJson))
                    return new Dictionary<decimal, decimal>();
                var taxRates = JsonConvert.DeserializeObject<Dictionary<decimal, decimal>>(TaxRatesJson, new JsonSerializerSettings() { Culture = CultureInfo.CurrentCulture });
                return taxRates;
            }
            set
            {
                var settings = JsonConvert.SerializeObject(value, new JsonSerializerSettings() { Culture = CultureInfo.InvariantCulture });
                TaxRatesJson = settings;
            }
        }

        /// <summary>
        /// Rechnungsland ISO2
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2, ErrorMessage = "Err_StringLength_Max")]
        public string BillingCountryCode { get; set; }

        /// <summary>
        /// Lieferland ISO2
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2, ErrorMessage = "Err_StringLength_Max")]
        public string DeliveryCountryCode { get; set; }

        /// <summary>
        /// Datum der Erstellung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Common_Created")]
        public DateTimeOffset Created { get; set; }

        /// <summary>
        /// Datum der letzten Änderung
        /// </summary>
        [Display(Name = "Common_LastUpdate")]
        public DateTimeOffset? LastUpdate { get; set; }
    }

    /// <summary>
    /// Viewmodel für einen Warenkorb mit Namen aufgelöst
    /// </summary>
    public class CartListVm
    {
        /// <summary>
        /// Id des Warenkorbs
        /// </summary>
        public long Id { get; set; }

        /// <summary>
        /// Welcher "Kunden-Typ" hat die Bestellung erstellt?
        /// </summary>
        public OrderSourceVm OrderSource { get; set; }

        /// <summary>
        /// Id des Hundebesitzers
        /// </summary>
        public string DogOwnerId { get; set; }

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

        /// <summary>
        /// Id des Hundeausführers
        /// </summary>
        public string DogWalkerId { get; set; }

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

        /// <summary>
        /// Kunde
        /// </summary>
        public long? CustomerId { get; set; }

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

        /// <summary>
        /// Gesamt-Preis Netto
        /// </summary>
        public decimal Total { get; set; }

        /// <summary>
        /// Gesamt-Preis Brutto
        /// </summary>
        [Required] public decimal TotalGross { get; set; }

        /// <summary>
        /// Versandkosten Netto
        /// </summary>
        public decimal Shipment { get; set; }

        /// <summary>
        /// Versandkosten Brutto
        /// </summary>
        public decimal ShipmentGross { get; set; }

        /// <summary>
        /// Steuerstufen mit Werten als Json
        /// </summary>
        public string TaxRatesJson { get; set; }

        /// <summary>
        /// Steuer-Einstellungen
        /// </summary>
        public Dictionary<decimal, decimal> TaxRates
        {
            get
            {
                if (string.IsNullOrWhiteSpace(TaxRatesJson))
                    return new Dictionary<decimal, decimal>();
                var taxRates = JsonConvert.DeserializeObject<Dictionary<decimal, decimal>>(TaxRatesJson, new JsonSerializerSettings() { Culture = CultureInfo.CurrentCulture });
                return taxRates;
            }
            set
            {
                var settings = JsonConvert.SerializeObject(value, new JsonSerializerSettings() { Culture = CultureInfo.InvariantCulture });
                TaxRatesJson = settings;
            }
        }

        /// <summary>
        /// Rechnungsland ISO2
        /// </summary>
        public string BillingCountryCode { get; set; }

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

        /// <summary>
        /// Lieferland ISO2
        /// </summary>
        public string DeliveryCountryCode { get; set; }

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

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

        /// <summary>
        /// Datum der letzten Änderung
        /// </summary>
        public DateTimeOffset? LastUpdate { get; set; }

        /// <summary>
        /// Anzahl der Artikel im Warenkorb.
        /// Achtung: Summe der Quantity aller Artikel!
        /// </summary>
        public int ItemCount { get; set; }

        /// <summary>
        /// Artikel im Warenkorb
        /// </summary>
        public List<CartItemListVm> CartItems { get; set; }
    }

    /// <summary>
    /// Viewmodel für einen Artikel im Warenkorb
    /// </summary>
    public class CartItemVm
    {
        /// <summary>
        /// Id des Warenkorb-Items
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public long Id { get; set; }

        /// <summary>
        /// Id des Warenkorbs
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public long CartId { get; set; }

        /// <summary>
        /// Id des Artikels
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_ProductId")]
        public int ProductId { get; set; }

        /// <summary>
        /// Typ
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_ProductType")]
        public ProductTypeVm ProductType { get; set; }

        /// <summary>
        /// Id einer Listung, Werbung, Banner, Pin im Draft-Mode
        /// </summary>
        [MaxLength(128)]
        [Display(Name = "CartItem_ItemId")]
        public string ItemId { get; set; }

        /// <summary>
        /// Stückzahl
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_Quantity")]
        public int Quantity { get; set; }

        /// <summary>
        /// Preis des Produktes netto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_Price")]
        public decimal Price { get; set; }

        /// <summary>
        /// Preis des Produktes brutto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_PriceGross")]
        public decimal PriceGross { get; set; }

        /// <summary>
        /// Preis des Produktes netto für Produkte die 2 Preise benötigen
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_Price2")]
        public decimal Price2 { get; set; }

        /// <summary>
        /// Preis des Produktes brutto für Produkte die 2 Preise benötigen
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_Price2Gross")]
        public decimal Price2Gross { get; set; }

        /// <summary>
        /// Gesamt-Preis Netto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_Total")]
        public decimal Total { get; set; }

        /// <summary>
        /// Gesamt-Preis Brutto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_TotalGross")]
        public decimal TotalGross { get; set; }

        /// <summary>
        /// Angewandte Steuer - also z.B. 10%, 20%
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_TaxRate")]
        public decimal TaxRate { get; set; }

        /// <summary>
        /// Errechneter Steuerbetrag - mit Berücksichtigung der Stückzahl
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CartItem_TaxRateValue")]
        public decimal TaxRateValue { get; set; }

        /// <summary>
        /// Datum der Erstellung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Common_Created")]
        public DateTimeOffset Created { get; set; }

        /// <summary>
        /// Datum der letzten Änderung
        /// </summary>
        [Display(Name = "Common_LastUpdate")]
        public DateTimeOffset? LastUpdate { get; set; }
    }

    /// <summary>
    /// Viewmodel für Artikel in einen Warenkorb mit Namen aufgelöst
    /// </summary>
    public class CartItemListVm
    {
        /// <summary>
        /// Id des Warenkorb-Items
        /// </summary>
        public long Id { get; set; }

        /// <summary>
        /// Id des Warenkorbs
        /// </summary>
        public long CartId { get; set; }

        /// <summary>
        /// Id des Artikels
        /// </summary>
        public int ProductId { get; set; }

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

        /// <summary>
        /// Artikelnummer des Produktes
        /// </summary>
        public string ProductSku { get; set; }

        /// <summary>
        /// Bild des Produktes - entweder basierend auf Sprache oder das allgemeine Bild
        /// </summary>
        public string ProductImage { get; set; }

        /// <summary>
        /// Zusätzliche Informationen zum Produkt basierend auf dem Produkttyp.
        /// Das kann z.B. bei einer Listung der Datumsbereich und das Land sein
        /// </summary>
        public string ProductSpecialInfo { get; set; }

        /// <summary>
        /// Typ
        /// </summary>
        public ProductTypeVm ProductType { get; set; }

        /// <summary>
        /// Stückzahl
        /// </summary>
        public int Quantity { get; set; }

        /// <summary>
        /// Preis des Produktes netto
        /// </summary>
        public decimal Price { get; set; }

        /// <summary>
        /// Preis des Produktes brutto
        /// </summary>
        public decimal PriceGross { get; set; }

        /// <summary>
        /// Preis des Produktes netto für Produkte die 2 Preise benötigen
        /// </summary>
        public decimal Price2 { get; set; }

        /// <summary>
        /// Preis des Produktes brutto für Produkte die 2 Preise benötigen
        /// </summary>
        public decimal Price2Gross { get; set; }

        /// <summary>
        /// Gesamt-Preis Netto
        /// </summary>
        public decimal Total { get; set; }

        /// <summary>
        /// Gesamt-Preis Brutto
        /// </summary>
        public decimal TotalGross { get; set; }

        /// <summary>
        /// Angewandte Steuer - also z.B. 10%, 20%
        /// </summary>
        public decimal TaxRate { get; set; }

        /// <summary>
        /// Errechneter Steuerbetrag - mit Berücksichtigung der Stückzahl
        /// </summary>
        public decimal TaxRateValue { get; set; }

        /// <summary>
        /// Wie viele Produkte müssen mindestens bestellt werden?
        /// </summary>
        public int OrderMinimumQuantity { get; set; }

        /// <summary>
        /// Wie viele Produkte dürfen maximal bestellt werden?
        /// </summary>
        public int OrderMaximumQuantity { get; set; }

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

        /// <summary>
        /// Datum der letzten Änderung
        /// </summary>
        public DateTimeOffset? LastUpdate { get; set; }
    }

    /// <summary>
    /// Root-Viewmodel für Cart items
    /// </summary>
    public class CartItemCrudVm
    {
        /// <summary>
        /// Id des Warenkorb-Items
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public long CartItemId { get; set; }

        /// <summary>
        /// Id des Warenkorbs
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public long CartId { get; set; }

        /// <summary>
        /// Eindeutige Id des Produktes
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public int ProductId { get; set; }

        /// <summary>
        /// Eindeutige Id des Kunden
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        public long CustomerId { get; set; }

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

    /// <summary>
    /// Viewmodel für das Hinzufügen einer Listung zum Warenkob
    /// </summary>
    public class ListingCartItemCrudVm : CartItemCrudVm
    {
        /// <summary>
        /// Um welche Art von Listung handelt es sich, wenn das Produkt für Listungen ist
        /// </summary>
        public ListingTypeVm ListingType { get; set; }

        /// <summary>
        /// Art des Preises für die Kalkulation
        /// </summary>
        public PriceTypeVm PriceType { get; set; }

        /// <summary>
        /// Typ der aliquoten Berechnung
        /// </summary>
        public PriceAliquotTypeVm PriceAliquotType { get; set; }

        /// <summary>
        /// Starttyp 
        /// </summary>
        public ProductStartTypeVm ProductStartType { get; set; }

        /// <summary>
        /// Id der Branche - notwendig wenn Typ Listung!
        /// </summary>
        public string BranchId { get; set; }

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


        /// <summary>
        /// Bild für die Listing
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(500, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Listing_Image", Description = "Listing_Image_Desc")]
        public string Image { get; set; }

        /// <summary>
        /// Bild für die Listing 8:9
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(500, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Listing_Image2", Description = "Listing_Image2_Desc")]
        public string Image2 { get; set; }

        /// <summary>
        /// Url für die Listing
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2083, ErrorMessage = "Err_StringLength_Max")]
        [Url(ErrorMessage = "Err_InvalidUrl")]
        [Display(Name = "Listing_Url", Description = "Listing_Url_Desc")]
        public string Url { get; set; }

        /// <summary>
        /// Startdatum der Listung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Listing_StartDate", Description = "Listing_StartDateCustomer_Desc")]
        public DateTimeOffset? StartDate { get; set; }

        /// <summary>
        /// Enddatum der Listung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Listing_EndDate", Description = "Listing_EndDateCustomer_Desc")]
        public DateTimeOffset? EndDate { get; set; }

        /// <summary>
        /// Bundesland / Staat
        /// </summary>
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Address_State", Description = "Listing_State_Desc")]
        public string State { get; set; }

        /// <summary>
        /// Bundesland-Name
        /// </summary>
        public string StateName { get; set; }

        /// <summary>
        /// ISO2 Ländercode
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Address_CountryCode", Description = "Listing_CountryCode_Desc")]
        public string CountryCode { get; set; }

        /// <summary>
        /// Land-Name
        /// </summary>
        public string CountryName { get; set; }

        /// <summary>
        /// Adresse die für die Listung in der App angezeigt werden soll
        /// </summary>
        [Display(Name = "Listing_Address", Description = "Listing_Address_Desc")]
        public AddressRequiredVm ListingAddress { get; set; }

        /// <summary>
        /// Land-Name für die Listing-Adresse
        /// </summary>
        public string ListingCountryName { get; set; }

        /// <summary>
        /// Bundesland-Name für die Listing-Adresse
        /// </summary>
        public string ListingStateName { get; set; }

        /// <summary>
        /// Texte mehrsprachig
        /// </summary>
        public List<ListingTextVm> TextVms { get; set; }
    }

    /// <summary>
    /// Viewmodel für das Hinzufügen einer Werbung zum Warenkob
    /// </summary>
    public class AdvertisementCartItemCrudVm : CartItemCrudVm
    {
        /// <summary>
        /// Art des Preises für die Kalkulation
        /// </summary>
        public PriceTypeVm PriceType { get; set; }

        /// <summary>
        /// Typ der aliquoten Berechnung
        /// </summary>
        public PriceAliquotTypeVm PriceAliquotType { get; set; }

        /// <summary>
        /// Starttyp 
        /// </summary>
        public ProductStartTypeVm ProductStartType { get; set; }

        /// <summary>
        /// Id der Rubrik
        /// </summary>
        public string AdvertisementCategoryId { get; set; }

        /// <summary>
        /// Name der Rubrik
        /// </summary>
        public string AdvertisementCategoryName { get; set; }

        /// <summary>
        /// Rabatt in Prozent.
        /// Wenn 0, dann ignorieren
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(0.0, 100.0, ErrorMessage = "Err_Range")]
        [Display(Name = "Advertisement_Discount", Description = "Advertisement_Discount_Desc")]
        public decimal Discount { get; set; }

        /// <summary>
        /// Bild für die Werbung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(500, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Advertisement_Image", Description = "Advertisement_Image_Desc")]
        public string Image { get; set; }

        /// <summary>
        /// Bild für die Werbung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(500, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Advertisement_Image2", Description = "Advertisement_Image2_Desc")]
        public string Image2 { get; set; }

        /// <summary>
        /// Url für die Werbung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2083, ErrorMessage = "Err_StringLength_Max")]
        [Url(ErrorMessage = "Err_InvalidUrl")]
        [Display(Name = "Advertisement_Url", Description = "Advertisement_Url_Desc")]
        public string Url { get; set; }

        /// <summary>
        /// Startdatum der Werbung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Advertisement_StartDate", Description = "Advertisement_StartDate_Desc")]
        public DateTimeOffset? StartDate { get; set; }

        /// <summary>
        /// Enddatum der Werbung
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Advertisement_EndDate", Description = "Advertisement_EndDateCustomer_Desc")]
        public DateTimeOffset? EndDate { get; set; }

        /// <summary>
        /// Bundesland / Staat
        /// </summary>
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Address_State", Description = "Advertisement_State_Desc")]
        public string State { get; set; }

        /// <summary>
        /// Bundesland-Name
        /// </summary>
        public string StateName { get; set; }

        /// <summary>
        /// ISO2 Ländercode
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Address_CountryCode", Description = "Advertisement_CountryCode_Desc")]
        public string CountryCode { get; set; }

        /// <summary>
        /// Land-Name
        /// </summary>
        public string CountryName { get; set; }

        /// <summary>
        /// Texte mehrsprachig
        /// </summary>
        public List<AdvertisementTextVm> TextVms { get; set; }
    }

    /// <summary>
    /// Viewmodel für das Hinzufügen eines Banner zum Warenkob
    /// </summary>
    public class BannerCartItemCrudVm : CartItemCrudVm
    {
        /// <summary>
        /// Art des Preises für die Kalkulation
        /// </summary>
        public PriceTypeVm PriceType { get; set; }

        /// <summary>
        /// Typ der aliquoten Berechnung
        /// </summary>
        public PriceAliquotTypeVm PriceAliquotType { get; set; }

        /// <summary>
        /// Starttyp 
        /// </summary>
        public ProductStartTypeVm ProductStartType { get; set; }

        /// <summary>
        /// Bannerplatzierung
        /// </summary>
        public BannerLocationVm BannerLocation { get; set; }

        /// <summary>
        /// Banner Größe
        /// </summary>
        public BannerSizeVm BannerSize { get; set; }

        /// <summary>
        /// Gesamt verfügbares Budget - netto
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(1.0, 1000000.0, ErrorMessage = "Err_Range")]
        public decimal Budget { get; set; }

        /// <summary>
        /// Preis des Produktes netto
        /// </summary>
        public decimal Price { get; set; }

        /// <summary>
        /// Preis des Produktes brutto
        /// </summary>
        public decimal PriceGross { get; set; }

        /// <summary>
        /// Preis des Produktes netto für Produkte die 2 Preise benötigen
        /// </summary>
        public decimal Price2 { get; set; }

        /// <summary>
        /// Preis des Produktes brutto für Produkte die 2 Preise benötigen
        /// </summary>
        public decimal Price2Gross { get; set; }

        /// <summary>
        /// Angewandte Steuer
        /// </summary>
        public decimal Tax { get; set; }

        /// <summary>
        /// Bild für den Banner
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(500, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Banner_Image", Description = "Banner_Image_Desc")]
        public string Image { get; set; }

        /// <summary>
        /// Url für den Banner
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2083, ErrorMessage = "Err_StringLength_Max")]
        [Url(ErrorMessage = "Err_InvalidUrl")]
        [Display(Name = "Banner_Url", Description = "Banner_Url_Desc")]
        public string Url { get; set; }

        /// <summary>
        /// Startdatum Banner
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Banner_StartDate", Description = "Banner_StartDate_Desc")]
        public DateTimeOffset? StartDate { get; set; }

        /// <summary>
        /// Bundesland / Staat
        /// </summary>
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Address_State", Description = "Banner_State_Desc")]
        public string State { get; set; }

        /// <summary>
        /// Bundesland-Name
        /// </summary>
        public string StateName { get; set; }

        /// <summary>
        /// ISO2 Ländercode
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(2, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Address_CountryCode", Description = "Banner_CountryCode_Desc")]
        public string CountryCode { get; set; }

        /// <summary>
        /// Land-Name
        /// </summary>
        public string CountryName { get; set; }

        /// <summary>
        /// Texte mehrsprachig
        /// </summary>
        public List<BannerTextVm> TextVms { get; set; }
    }

    /// <summary>
    /// Viewmodel für das Hinzufügen eines Pins zum Warenkob
    /// </summary>
    public class PinCartItemCrudVm : CartItemCrudVm
    {
        /// <summary>
        /// Art des Preises für die Kalkulation
        /// </summary>
        public PriceTypeVm PriceType { get; set; }

        /// <summary>
        /// Typ der aliquoten Berechnung
        /// </summary>
        public PriceAliquotTypeVm PriceAliquotType { get; set; }

        /// <summary>
        /// Starttyp 
        /// </summary>
        public ProductStartTypeVm ProductStartType { get; set; }

        /// <summary>
        /// Breitengrad
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(-90.0, 90.0, ErrorMessage = "Err_Range")]
        [Display(Name = "Pin_Lat", Description = "Pin_Lat_Desc")]
        public double Lat { get; set; }

        /// <summary>
        /// Längengrad
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(-180.0, 180.0, ErrorMessage = "Err_Range")]
        [Display(Name = "Pin_Lng", Description = "Pin_Lng_Desc")]
        public double Lng { get; set; }

        /// <summary>
        /// Effektiver Radius des Pins
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(0.1, 500.0, ErrorMessage = "Err_Range")]
        [Display(Name = "Pin_Radius", Description = "Pin_Radius_Desc")]
        public double Radius { get; set; }

        /// <summary>
        /// Mindest-Radius nach Produkteinstellungen
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(0.1, 500.0, ErrorMessage = "Err_Range")]
        public double PinRadius { get; set; }

        /// <summary>
        /// Pin: Prozent des Preises je zusätzlichen KM als Aufschlag
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Range(0.0, 100.0, ErrorMessage = "Err_Range")]
        [Display(Name = "Product_PinPercentPerKm", Description = "Product_PinPercentPerKm_Desc")]
        public decimal PinPercentPerKm { get; set; }

        /// <summary>
        /// Bild für den Pin
        /// </summary>
        //[Required(ErrorMessage = "Err_Required")]
        [MaxLength(500, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "Pin_Image", Description = "Pin_Image_Desc")]
        public string Image { get; set; }

        /// <summary>
        /// Url für den Pin
        /// </summary>
        //[Required(ErrorMessage = "Err_Required")]
        [MaxLength(2083, ErrorMessage = "Err_StringLength_Max")]
        [Url(ErrorMessage = "Err_InvalidUrl")]
        [Display(Name = "Pin_Url", Description = "Pin_Url_Desc")]
        public string Url { get; set; }

        /// <summary>
        /// Startdatum des Pins
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Pin_StartDate", Description = "Pin_StartDate_Desc")]
        public DateTimeOffset? StartDate { get; set; }

        /// <summary>
        /// Enddatum des Pins
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Pin_EndDate", Description = "Pin_EndDate_Desc")]
        public DateTimeOffset? EndDate { get; set; }

        /// <summary>
        /// Texte mehrsprachig
        /// </summary>
        public List<PinTextVm> TextVms { get; set; }
    }

    /// <summary>
    /// Viewmodel für die Abfrage eines Preises - bewi aliquoter Berechnung
    /// </summary>
    public class CalculatePriceVm
    {
        /// <summary>
        /// Id des Produktes
        /// </summary>
        public int ProductId { get; set; }

        /// <summary>
        /// Id des Kunden
        /// </summary>
        public long CustomerId { get; set; }

        /// <summary>
        /// Startdatum
        /// </summary>
        public DateTimeOffset StartDate { get; set; }

        /// <summary>
        /// Enddatum
        /// </summary>
        public DateTimeOffset EndDate { get; set; }

        /// <summary>
        /// Stückzahl
        /// </summary>
        public int Quantity { get; set; }
    }

    /// <summary>
    /// Viewmodel für den Checkout Header
    /// </summary>
    public class CheckoutHeaderVm
    {
        /// <summary>
        /// Aktueller Schritt
        /// </summary>
        public int Step { get; set; }
    }

    /// <summary>
    /// Viewmodel für den Checkout Adress-Eingabe
    /// </summary>
    public class CheckoutAddressVm
    {
        /// <summary>
        /// Soll das Formular angezeigt werden?
        /// </summary>
        public bool ShowForm { get; set; }

        /// <summary>
        /// Was für ein Benutzertyp bestellt?
        /// </summary>
        public OrderSourceVm OrderSource { get; set; }

        /// <summary>
        /// Titel
        /// </summary>
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_Title")]
        public string Title { get; set; }

        /// <summary>
        /// Vorname
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_FirstName")]
        public string FirstName { get; set; }

        /// <summary>
        /// Nachname
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_LastName")]
        public string LastName { get; set; }

        /// <summary>
        /// Company
        /// </summary>
        [RequiredIf("OrderSource", OrderSourceVm.Customer, ErrorMessage = "Err_Required")]
        [MaxLength(200, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_Company")]
        public string Company { get; set; }

        /// <summary>
        /// UID Nummer
        /// </summary>
        [MaxLength(50, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_Vat")]
        public string Vat { get; set; }

        /// <summary>
        /// Rechnungsadresse
        /// </summary>
        public AddressVm BillingAddress { get; set; }

        /// <summary>
        /// Land-Name Rechnungsadresse
        /// </summary>
        public string BillingCountryName { get; set; }

        /// <summary>
        /// Bundesland-Name Rechnungsadresse
        /// </summary>
        public string BillingStateName { get; set; }

        /// <summary>
        /// Ist die Liefer-Adresse auch die Rechnungsadresse?
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "Address_DeliveryAddressIsBilling", Description = "Address_DeliveryAddressIsBilling_Description")]
        public bool DeliveryAddressIsBilling { get; set; }

        /// <summary>
        /// Titel
        /// </summary>
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_Title")]
        public string DeliveryTitle { get; set; }

        /// <summary>
        /// Vorname
        /// </summary>
        [RequiredIf("DeliveryAddressIsBilling", false, ErrorMessage = "Err_Required")]
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_FirstName")]
        public string DeliveryFirstName { get; set; }

        /// <summary>
        /// Nachname
        /// </summary>
        [RequiredIf("DeliveryAddressIsBilling", false, ErrorMessage = "Err_Required")]
        [MaxLength(100, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_LastName")]
        public string DeliveryLastName { get; set; }

        /// <summary>
        /// Company
        /// </summary>
        [MaxLength(200, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_Company")]
        public string DeliveryCompany { get; set; }

        /// <summary>
        /// UID Nummer
        /// </summary>
        [MaxLength(50, ErrorMessage = "Err_StringLength_Max")]
        [Display(Name = "CheckoutAddress_Vat")]
        public string DeliveryVat { get; set; }

        /// <summary>
        /// Lieferadresse
        /// </summary>
        public DeliveryAddressVm DeliveryAddress { get; set; }

        /// <summary>
        /// Land-Name Lieferadresse
        /// </summary>
        public string DeliveryCountryName { get; set; }

        /// <summary>
        /// bundesland-Name Lieferadresse
        /// </summary>
        public string DeliveryStateName { get; set; }

        /// <summary>
        /// Erstellt eine Instanz
        /// </summary>
        public CheckoutAddressVm()
        {
            BillingAddress = new AddressVm();
            DeliveryAddress = new DeliveryAddressVm();
        }
    }

    /// <summary>
    /// Viewmodel für den Checkout Zahlungsart
    /// </summary>
    public class CheckoutPaymentVm
    {
        //[Range(1, 4, ErrorMessage = "Err_Required")]
        [Display(Name = "CheckoutPayment_Type")]
        public PaymentTypeVm PaymentType { get; set; }

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

        /// <summary>
        /// Zahlen mittels PayPal möglich?
        /// </summary>
        public bool PayPalEnabled { get; set; }

        /// <summary>
        /// Klarna Sofort-Zahlen aktiviert
        /// </summary>
        public bool KlarnaEnabled { get; set; }

        /// <summary>
        /// Erstellt eine Instanz
        /// </summary>
        public CheckoutPaymentVm()
        {
            PaymentType = PaymentTypeVm.None;
            PaymentOnInvoice = false;
            PayPalEnabled = false;
            KlarnaEnabled = false;
        }
    }

    /// <summary>
    /// Viewmodel für die eigentliche Bestellung.
    /// Forder Bestätigung der AGB und der GDPR
    /// </summary>
    public class CheckoutOrderVm
    {
        /// <summary>
        /// Id des Kunden
        /// </summary>
        public Guid? CustomerUniqueId { get; set; }

        /// <summary>
        /// AGB akzeptieren
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CheckoutOrder_AcceptTermsAndConditions")]
        public bool AcceptTermsAndConditions { get; set; }

        /// <summary>
        /// Wann wurden die AGB akzeptiert
        /// </summary>
        public DateTime? AcceptTermsAndConditionsDate { get; set; }

        /// <summary>
        /// Datenschutz akzeptieren
        /// </summary>
        [Required(ErrorMessage = "Err_Required")]
        [Display(Name = "CheckoutOrder_AcceptGdpr")]
        public bool AcceptGdpr { get; set; }

        /// <summary>
        /// Wann wurden die Datenschutzbestimmung akzeptiert
        /// </summary>
        public DateTime? AcceptGdprDate { get; set; }
    }

    /// <summary>
    /// Viewmodel für das Filtern des Shops
    /// </summary>
    public class ShopFilterVm
    {
        /// <summary>
        /// Gewählte Kategorien
        /// </summary>
        public List<int> Categories { get; set; }

        /// <summary>
        /// Filter-Text
        /// </summary>
        public string Filter { get; set; }
    }
}