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Add solution for Exercise 14.2

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Mark J Price 2023-02-15 11:29:20 +00:00
parent ea4999b34a
commit 4c70f73328
6 changed files with 70 additions and 2 deletions
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17
vs4win/PracticalApps/Northwind.Mvc/Controllers/HomeController.cs
View file

@ -164,5 +164,22 @@ namespace Northwind.Mvc.Controllers
return View(model);
}
public async Task<IActionResult> CategoryDetail(int? id)
{
if (!id.HasValue)
{
return BadRequest("You must pass a category ID in the route, for example, /Home/CategoryDetail/6");
}
Category? model = await db.Categories.Include(p => p.Products)
.SingleOrDefaultAsync(p => p.CategoryId == id);
if (model is null)
{
return NotFound($"CategoryId {id} not found.");
}
return View(model); // pass model to view and then return result
}
}
}

17
vs4win/PracticalApps/Northwind.Mvc/Views/Home/CategoryDetail.cshtml Normal file
View file

@ -0,0 +1,17 @@
@model Packt.Shared.Category
@{
ViewData["Title"] = "Category Detail - " + Model.CategoryName;
}
<h2>Category Detail</h2>
<div>
<dl class="dl-horizontal">
<dt>Category Id</dt>
<dd>@Model.CategoryId</dd>
<dt>Product Name</dt>
<dd>@Model.CategoryName</dd>
<dt>Products</dt>
<dd>@Model.Products.Count</dd>
<dt>Description</dt>
<dd>@Model.Description</dd>
</dl>
</div>

2
vs4win/PracticalApps/Northwind.Mvc/Views/Home/Index.cshtml
View file

@ -69,7 +69,7 @@
<h3>@Model.Categories[c].Description</h3>
<p>
<a class="btn btn-primary"
href="/category/@Model.Categories[c].CategoryId">View</a>
href="/home/categorydetail/@Model.Categories[c].CategoryId">View</a>
</p>
</div>
</div>

17
vscode/PracticalApps/Northwind.Mvc/Controllers/HomeController.cs
View file

@ -164,5 +164,22 @@ namespace Northwind.Mvc.Controllers
return View(model);
}
public async Task<IActionResult> CategoryDetail(int? id)
{
if (!id.HasValue)
{
return BadRequest("You must pass a category ID in the route, for example, /Home/CategoryDetail/6");
}
Category? model = await db.Categories.Include(p => p.Products)
.SingleOrDefaultAsync(p => p.CategoryId == id);
if (model is null)
{
return NotFound($"CategoryId {id} not found.");
}
return View(model); // pass model to view and then return result
}
}
}

17
vscode/PracticalApps/Northwind.Mvc/Views/Home/CategoryDetail.cshtml Normal file
View file

@ -0,0 +1,17 @@
@model Packt.Shared.Category
@{
ViewData["Title"] = "Category Detail - " + Model.CategoryName;
}
<h2>Category Detail</h2>
<div>
<dl class="dl-horizontal">
<dt>Category Id</dt>
<dd>@Model.CategoryId</dd>
<dt>Product Name</dt>
<dd>@Model.CategoryName</dd>
<dt>Products</dt>
<dd>@Model.Products.Count</dd>
<dt>Description</dt>
<dd>@Model.Description</dd>
</dl>
</div>

2
vscode/PracticalApps/Northwind.Mvc/Views/Home/Index.cshtml
View file

@ -69,7 +69,7 @@
<h3>@Model.Categories[c].Description</h3>
<p>
<a class="btn btn-primary"
href="/category/@Model.Categories[c].CategoryId">View</a>
href="/home/categorydetail/@Model.Categories[c].CategoryId">View</a>
</p>
</div>
</div>