using System;
using System.Collections.Generic;
using xCommons.Extensions;
using xIdentityModels.Descriptors;
using xIdentityModels.Models;
using xIdentityModels.Navigations;

namespace xIdentityModels.Extensions {
    public static class XModelExtensions {
        /// <summary>
        /// /// Convert XIdentityUserDescriptor instance to XUser
        /// </summary>
        /// <param name="source"></param>
        /// <returns></returns>
        public static XUser ToXUser (this XIdentityUserDescriptor source) {
            return new XUser {
                Id = source.Id,
                    FirstName = source.FirstName,
                    LastName = source.LastName,
                    UserName = source.UserName,
                    Email = source.Email,
                    EmailConfirmed = source.EmailConfirmed,
                    PhoneNumber = source.PhoneNumber,
                    PhoneNumberConfirmed = source.PhoneNumberConfirmed,
                    IsEnable = true,
                    IsBanned = false,
                    CreationDate = DateTime.UtcNow,
                    DateOfBirth = DateTime.Parse (source.DateOfBirth)
            };
        }

        /// <summary>
        /// Check a User is Same as Descriptor User
        /// </summary>
        /// <param name="source"></param>
        /// <param name="dest"></param>
        /// <returns></returns>
        public static bool IsSameAs (this XUser source, XIdentityUserDescriptor dest) {
            //
            if (source.IsNull () ||
                dest.IsNull ()) {
                return false;
            }

            //
            var isSame = source.IsSameContent (dest, propertyWhiteList : new [] {
                    nameof (XIdentityUserDescriptor.FirstName),
                    nameof (XIdentityUserDescriptor.LastName),
                    nameof (XIdentityUserDescriptor.UserName),
                    nameof (XIdentityUserDescriptor.Email),
                    nameof (XIdentityUserDescriptor.EmailConfirmed),
                    nameof (XIdentityUserDescriptor.PhoneNumber),
                    nameof (XIdentityUserDescriptor.PhoneNumberConfirmed),
                    nameof (XIdentityUserDescriptor.IsEnable),
                    nameof (XIdentityUserDescriptor.IsBanned),
                    nameof (XIdentityUserDescriptor.DateOfBirth)
                },
                propertyValueCheckers : new [] {
                    new KeyValuePair<string, Func<XUser, XIdentityUserDescriptor, bool>> (
                        nameof (XIdentityUserDescriptor.DateOfBirth),
                        (user, descriptorUser) => {
                            //
                            var descriptorUserDateOfBirth = DateTime.Parse (descriptorUser.DateOfBirth);
                            return DateTime.Equals (user.DateOfBirth, descriptorUserDateOfBirth);
                        })
                }
            );

            //
            return isSame;
        }

        /// <summary>
        /// Check to XDevice instance to be same or not
        /// </summary>
        /// <param name="source"></param>
        /// <param name="dest"></param>
        /// <returns></returns>
        public static bool IsSameAs (this XDevice source, XDevice dest) {
            //
            if (source.IsNull () ||
                dest.IsNull ()) {
                return false;
            }

            //
            var isSame = source.Os.ToNormalString () == dest.Os.ToNormalString () &&
                source.OsVersion.ToNormalString () == dest.OsVersion.ToNormalString () &&
                source.Browser.ToNormalString () == dest.Browser.ToNormalString () &&
                source.UserAgent.ToNormalString () == dest.UserAgent.ToNormalString () &&
                source.DeviceType == dest.DeviceType;

            //
            return isSame;
        }

        /// <summary>
        /// convert UserClaimsInfo to TokenResponse ...
        /// </summary>
        /// <param name="source"></param>
        /// <returns></returns>
        public static XTokenResponse ToXTokenResponse (this XUserClaimsInfoDto source) {
            //
            if (source.IsNull () ||
                (source.AccessToken.IsNullOrEmpty () && source.RefreshToken.IsNullOrEmpty ())) {
                return null;
            }

            //
            var result = new XTokenResponse {
                AccessToken = source.AccessToken,
                RefreshToken = source.RefreshToken,
                ExpiresAt = source.ExpiresAt
            };

            //
            return result;
        }
    }
}