using _2021_backend.Models;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.RazorPages;
using Microsoft.EntityFrameworkCore;
using System;
using System.Linq;
using System.Threading.Tasks;

namespace _2021_backend.Pages.Students
{
    public class EditModel : PageModel
    {
        public readonly _2021_backend.Data.BackendContext Context;

        public EditModel(_2021_backend.Data.BackendContext context)
        {
            Context = context;
        }

        [BindProperty]
        public Student Student { get; set; }

        public async Task<IActionResult> OnGetAsync(string? idstr)
        {
            if (idstr == null)
            {
                return NotFound();
            }
            Guid id = Guid.Parse(idstr);
            Student = await Context.Students.AsNoTracking().FirstOrDefaultAsync(m => m.Guid == id);

            if (Student == null)
            {
                return NotFound();
            }
            return Page();
        }

        // To protect from overposting attacks, enable the specific properties you want to bind to.
        // For more details, see https://aka.ms/RazorPagesCRUD.
        public async Task<IActionResult> OnPostAsync()
        {
            var stu = Context.Students.Find(Student.Guid);
            stu.Status = Student.Status;    
            stu.Email = Student.Email;  
            stu.Name = Student.Name;    
            stu.Stuid = Student.Stuid;  
            stu.Tel = Student.Tel;  
            stu.Grade = Student.Grade;
            stu.Sex = Student.Sex;
            stu.Yard = Student.Yard;
            Context.SaveChanges();
            return RedirectToPage("./Index");
        }

        private bool StudentExists(Guid id)
        {
            return Context.Students.Any(e => e.Guid == id);
        }
    }
}