From 00c3b32e2db200a2f42396ac7f8381704ec97268 Mon Sep 17 00:00:00 2001
From: Paweł Bernaciak <pawelbernaciak@zohomail.eu>
Date: Fri, 10 Feb 2023 16:19:46 +0100
Subject: Initial Commit

---
 CoreWiki/Pages/Edit.cshtml.cs | 76 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 CoreWiki/Pages/Edit.cshtml.cs

(limited to 'CoreWiki/Pages/Edit.cshtml.cs')

diff --git a/CoreWiki/Pages/Edit.cshtml.cs b/CoreWiki/Pages/Edit.cshtml.cs
new file mode 100644
index 0000000..06d002f
--- /dev/null
+++ b/CoreWiki/Pages/Edit.cshtml.cs
@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.RazorPages;
+using Microsoft.AspNetCore.Mvc.Rendering;
+using Microsoft.EntityFrameworkCore;
+using CoreWiki.Models;
+
+namespace CoreWiki.Pages
+{
+    public class EditModel : PageModel
+    {
+        private readonly CoreWiki.Models.ApplicationDbContext _context;
+
+        public EditModel(CoreWiki.Models.ApplicationDbContext context)
+        {
+            _context = context;
+        }
+
+        [BindProperty]
+        public Article Article { get; set; } = default!;
+
+        public async Task<IActionResult> OnGetAsync(string id)
+        {
+            if (id == null || _context.Articles == null)
+            {
+                return NotFound();
+            }
+
+            var article =  await _context.Articles.FirstOrDefaultAsync(m => m.Topic == id);
+            if (article == null)
+            {
+                return NotFound();
+            }
+            Article = article;
+            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()
+        {
+            if (!ModelState.IsValid)
+            {
+                return Page();
+            }
+
+            _context.Attach(Article).State = EntityState.Modified;
+
+            try
+            {
+                await _context.SaveChangesAsync();
+            }
+            catch (DbUpdateConcurrencyException)
+            {
+                if (!ArticleExists(Article.Topic))
+                {
+                    return NotFound();
+                }
+                else
+                {
+                    throw;
+                }
+            }
+
+            return Redirect($"./{(Article.Topic == "HomePage" ? "" : Article.Topic)}");
+        }
+
+        private bool ArticleExists(string id)
+        {
+          return (_context.Articles?.Any(e => e.Topic == id)).GetValueOrDefault();
+        }
+    }
+}
-- 
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