using System;
using System.Data.Entity;
using System.Linq;
using Microsoft.AspNet.Identity;

using SubTeacher.Models;
using Microsoft.AspNet.Identity.EntityFramework;
using System.Data.Entity.Migrations;
using System.Collections.Generic;

namespace SubTeacher.Data
{
    public class DbInitializer : DropCreateDatabaseIfModelChanges<ApplicationDbContext>
    {

        // private IUowData uow = new EFUowData();

        protected override void Seed(ApplicationDbContext context)
        {
            // Add Admin User
            var adminUser = this.CreateAdminUser(context);

            base.Seed(context);
        }

        private ApplicationUser CreateAdminUser(ApplicationDbContext context)
        {

            foreach (SubjectType subjType in Enum.GetValues(typeof(SubjectType)))
                context.Subjects.AddOrUpdate(new Subject { SubjectID = subjType, Name = subjType.ToString() });

            foreach (GradeType gradeType in Enum.GetValues(typeof(GradeType)))
                context.Grades.AddOrUpdate(new Grade { GradeID = gradeType, Name = gradeType.ToString() });

            var manager = new UserManager<ApplicationUser>(new UserStore<ApplicationUser>(context));
            var roleManager = new RoleManager<IdentityRole>(new RoleStore<IdentityRole>(context));


            var adminUser1 = (ApplicationUser)manager.Users.FirstOrDefault();
            if (adminUser1 != null)
                return adminUser1;


            // Creating User Roles
            roleManager.Create(new IdentityRole { Name = "SYSADMIN" });
            roleManager.Create(new IdentityRole { Name = "SCHOOL" });
            roleManager.Create(new IdentityRole { Name = "TEACHER" });
            roleManager.Create(new IdentityRole { Name = "SUBTEACHER" });


            // setting the new admin user
            ApplicationUser adminUser = new ApplicationUser
            {
                UserName = "admin@subteacher.com",
                Email = "admin@subteacher.com",
                EmailConfirmed = true,
                PhoneNumber = "+4540404040",
                PostalCode = "9000",
                JoinDate = DateTime.Now,
                Name = "Global Administrator"
            };

            ApplicationUser subteacherUser = new ApplicationUser
            {
                UserName = "sub@sub.com",
                Email = "sub@sub.com",
                EmailConfirmed = true,
                PhoneNumber = "+4541241",
                PostalCode = "9000",
                JoinDate = DateTime.Now,
                Name = "Potato"
            };

            var subject = new Subject { SubjectID = SubjectType.ART ,Name = "123"};
            var grade = new Grade { GradeID = GradeType.G0_6, Name = "123" };
            var subteacher1 = new Subteacher()
            {
               Qualifications = "i know something",
              // SubjectGrades = new List<SubjectGrade>(){ new SubjectGrade { Subject = subject, Grade = grade }
            };

            ApplicationUser teacher2 = new ApplicationUser
            {
                UserName = "sub1@sub.com",
                Email = "sub1@sub.com",
                EmailConfirmed = true,
                PhoneNumber = "+45446451",
                PostalCode = "9000",
                JoinDate = DateTime.Now,
                Name = "Potato"
            };

            ApplicationUser teacher3 = new ApplicationUser
            {
                UserName = "sub2@sub.com",
                Email = "su2@sub.com",
                EmailConfirmed = true,
                PhoneNumber = "+4545645",
                PostalCode = "9000",
                JoinDate = DateTime.Now,
                Name = "Potato"
            };

            ApplicationUser teacher4 = new ApplicationUser
            {
                UserName = "sub3sub.com",
                Email = "su3@sub.com",
                EmailConfirmed = true,
                PhoneNumber = "+45445541",
                PostalCode = "9000",
                JoinDate = DateTime.Now,
                Name = "Potato"
            };


            manager.Create(subteacherUser, "Str0ngP4ss!");
            manager.AddToRole(subteacherUser.Id, "SUBTEACHER");


            subteacher1.UserId = subteacherUser.Id;
            context.Subteachers.AddOrUpdate(subteacher1);


            //manager.Create(teacher2, "Str0ngP4ss!");
            //manager.AddToRole(teacher2.Id, "SUBTEACHER");
           // manager.Create(teacher3, "Str0ngP4ss!");
           // manager.AddToRole(teacher3.Id, "SUBTEACHER");
           // manager.Create(teacher4, "Str0ngP4ss!");
          //  manager.AddToRole(teacher4.Id, "SUBTEACHER");
            manager.Create(adminUser, "Str0ngP4ss!");
            manager.AddToRole(adminUser.Id, "SYSADMIN");

            context.SaveChanges();

            // returns the newly created admin id
            return adminUser;
        }
        }
    }