Implement create page for document companies.

cicm_web/Areas/Admin/Controllers/DocumentCompaniesController.cs

@@ -4,6 +4,7 @@ using Cicm.Database.Models;
 using cicm_web.Models;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
+using Microsoft.AspNetCore.Mvc.Rendering;
 using Microsoft.EntityFrameworkCore;
 
 namespace cicm_web.Areas.Admin.Controllers
@@ -38,7 +39,12 @@ namespace cicm_web.Areas.Admin.Controllers
         }
 
         // GET: DocumentCompanies/Create
-        public IActionResult Create() => View();
+        public IActionResult Create()
+        {
+            ViewData["CompanyId"] =
+                new SelectList(_context.Companies.OrderBy(c => c.Name).Select(c => new {c.Id, c.Name}), "Id", "Name");
+            return View();
+        }
 
         // POST: DocumentCompanies/Create
         // To protect from overposting attacks, please enable the specific properties you want to bind to, for 
@@ -47,16 +53,13 @@ namespace cicm_web.Areas.Admin.Controllers
         [ValidateAntiForgeryToken]
         public async Task<IActionResult> Create([Bind("Name,CompanyId,Id")] DocumentCompany documentCompany)
         {
-            if(ModelState.IsValid)
-            {
+            if(!ModelState.IsValid) return View(documentCompany);
+
             _context.Add(documentCompany);
             await _context.SaveChangesAsync();
             return RedirectToAction(nameof(Index));
         }
 
-            return View(documentCompany);
-        }
-
         // GET: DocumentCompanies/Edit/5
         public async Task<IActionResult> Edit(int? id)
         {

cicm_web/Areas/Admin/Views/DocumentCompanies/Create.cshtml

@@ -6,7 +6,7 @@
 
 <h1>Create</h1>
 
-<h4>DocumentCompany</h4>
+<h4>Document company</h4>
 <hr />
 <div class="row">
     <div class="col-md-4">
@@ -25,24 +25,27 @@
                 </span>
             </div>
             <div class="form-group">
-                <label asp-for="CompanyId"
+                <label asp-for="Company"
                        class="control-label">
                 </label>
-                <input asp-for="CompanyId"
-                       class="form-control" />
-                <span asp-validation-for="CompanyId"
-                      class="text-danger">
-                </span>
+                <select asp-for="CompanyId"
+                        class="form-control"
+                        asp-items="ViewBag.CompanyId">
+                </select>
             </div>
             <div class="form-group">
                 <input class="btn btn-primary"
                        type="submit"
                        value="Create" />
+                <a asp-action="Index"
+                   class="btn btn-secondary">
+                    Back to List
+                </a>
             </div>
         </form>
     </div>
 </div>
 
-<div>
-    <a asp-action="Index">Back to List</a>
-</div>
+@section Scripts {
+    @{ await Html.RenderPartialAsync("_ValidationScriptsPartial"); }
+}

cicm_web/cicm_web.csproj

@@ -2,7 +2,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
   <PropertyGroup>
     <TargetFramework>netcoreapp2.2</TargetFramework>
-    <Version>3.0.99.842</Version>
+    <Version>3.0.99.845</Version>
     <Company>Canary Islands Computer Museum</Company>
     <Copyright>Copyright © 2003-2018 Natalia Portillo</Copyright>
     <Product>Canary Islands Computer Museum Website</Product>