{"id":12236,"date":"2026-06-05T09:00:51","date_gmt":"2026-06-05T00:00:51","guid":{"rendered":"https:\/\/www.moonmile.net\/blog\/?p=12236"},"modified":"2026-06-05T17:44:34","modified_gmt":"2026-06-05T08:44:34","slug":"blazor-%e3%81%8b%e3%82%89-laravel-%e3%81%ae-web-api-%e5%91%bc%e3%81%b3%e5%87%ba%e3%81%97%e3%81%ae%e7%b5%84%e3%81%bf%e5%90%88%e3%82%8f%e3%81%9b%ef%bc%88%e5%95%86%e5%93%81%e4%b8%80%e8%a6%a7%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.moonmile.net\/blog\/archives\/12236","title":{"rendered":"Blazor \u304b\u3089 Laravel \u306e Web API \u547c\u3073\u51fa\u3057\u306e\u7d44\u307f\u5408\u308f\u305b\uff08\u5546\u54c1\u4e00\u89a7\uff09"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u7d9a\u304d\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ab\u30c6\u30b4\u30ea\u4e00\u89a7\u3067\u300c\u30ab\u30c6\u30b4\u30ea\u300d\u3092\u9078\u629e\u3057\u305f\u3068\u304d\u306b\u3001\u5546\u54c1\u4e00\u89a7\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u5546\u54c1\u306f\u30ab\u30c6\u30b4\u30ea\u306e\u4e2d\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u3082\u306e\u3067 Web API \u306e\u307b\u3046\u3067\u306f openapi.yaml \u3067 &#8220;api\/categories\/{id}&#8221; \u3068\u3057\u3066\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: xml; title: ; notranslate\" title=\"\">\n  \/categories\/{id}:\n    get:\n      tags:\n        - categories\n      summary: \u30ab\u30c6\u30b4\u30ea\u8a73\u7d30\u53d6\u5f97\n      description: \u6307\u5b9a\u3055\u308c\u305fID\u306e\u30ab\u30c6\u30b4\u30ea\u60c5\u5831\u3092\u53d6\u5f97\n      parameters:\n        - $ref: &#039;#\/components\/parameters\/IdPath&#039;\n      responses:\n        &#039;200&#039;:\n          description: \u6210\u529f\n          content:\n            application\/json:\n              schema:\n                type: object\n                properties:\n                  data:\n                    $ref: &#039;#\/components\/schemas\/Category&#039;\n        &#039;404&#039;:\n          $ref: &#039;#\/components\/responses\/NotFound&#039;\n\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u5b9f\u969b\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\uff08JSON\u5f62\u5f0f\uff09<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: jscript; title: ; notranslate\" title=\"\">\n{\n    &quot;data&quot;: {\n        &quot;id&quot;: 6,\n        &quot;name&quot;: &quot;\u30b5\u30a4\u30c9\u30e1\u30cb\u30e5\u30fc&quot;,\n        &quot;description&quot;: &quot;\u5bff\u53f8\u3068\u4e00\u7dd2\u306b\u697d\u3057\u3081\u308b\u30b5\u30a4\u30c9\u30e1\u30cb\u30e5\u30fc\u3067\u3059\u3002&quot;,\n        &quot;created_at&quot;: &quot;2026-05-15T03:00:01.000000Z&quot;,\n        &quot;updated_at&quot;: &quot;2026-05-15T03:00:01.000000Z&quot;,\n        &quot;products&quot;: &#x5B;\n            {\n                &quot;id&quot;: 19,\n                &quot;name&quot;: &quot;\u8336\u7897\u84b8\u3057&quot;,\n                &quot;price&quot;: &quot;280.00&quot;,\n                &quot;description&quot;: &quot;\u306a\u3081\u3089\u304b\u306a\u8336\u7897\u84b8\u3057&quot;,\n                &quot;image_url&quot;: null,\n                &quot;created_at&quot;: &quot;2026-05-15T03:00:01.000000Z&quot;,\n                &quot;updated_at&quot;: &quot;2026-05-15T03:00:01.000000Z&quot;,\n                &quot;pivot&quot;: {\n                    &quot;category_id&quot;: 6,\n                    &quot;product_id&quot;: 19\n                }\n            },\n            {\n                &quot;id&quot;: 20,\n                &quot;name&quot;: &quot;\u679d\u8c46&quot;,\n                &quot;price&quot;: &quot;180.00&quot;,\n                &quot;description&quot;: &quot;\u5869\u3086\u3067\u679d\u8c46&quot;,\n                &quot;image_url&quot;: null,\n                &quot;created_at&quot;: &quot;2026-05-15T03:00:01.000000Z&quot;,\n                &quot;updated_at&quot;: &quot;2026-05-15T03:00:01.000000Z&quot;,\n                &quot;pivot&quot;: {\n                    &quot;category_id&quot;: 6,\n                    &quot;product_id&quot;: 20\n                }\n            }\n        ]\n    }\n}\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30ab\u30c6\u30b4\u30ea\u306e\u8a73\u7d30\u60c5\u5831\u3092 get \u3067\u53d6\u3063\u3066\u304d\u3066\u3044\u308b\u306e\u306b\u3001\u30ab\u30c6\u30b4\u30ea\u306e\u4e2d\u306b\u5546\u54c1\uff08product\uff09\u306e\u914d\u5217\u304c\u3042\u308b\u306e\u306f\u3069\u3046\u306a\u306e\uff1f\u3000\u3068\u3044\u3046\u6c17\u304c\u3057\u306a\u3044\u3067\u3082\u306a\u3044\u306e\u3067\u3059\u304c\u3001\u30ab\u30c6\u30b4\u30ea\u306b\u7d10\u3065\u304f\u5546\u54c1\u306e\u4e00\u89a7\u304c\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306f\u66f8\u7c4d\u7528\u306b api \u547c\u3073\u51fa\u3057\u304c\u7169\u96d1\u306b\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u3057\u305f\u306e\u3067\u3059\u304c\u3001\u5b9f\u52d9\u7684\u306b\u306f &#8220;\/api\/products\/category\/{id}&#8221; \u306e\u3088\u3046\u306b \/api\/products \u306e\u307b\u3046\u306b\u7d10\u3065\u3051\u305f\u307b\u3046\u304c\u3088\u3055\u305d\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5546\u54c1\u4e00\u89a7\u3092\u4f5c\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Blazor \u3067\u5546\u54c1\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306e Products.razor \u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001&#8221;\/products\/category\/{CategoryId:int}&#8221; \u306e\u3088\u3046\u306b\u6e21\u3055\u308c\u308b<\/li>\n\n\n\n<li>[Parameter] public int CategoryId \u3067\u53d7\u3051\u53d6\u308b<\/li>\n\n\n\n<li>GetFromJsonAsync \u30e1\u30bd\u30c3\u30c9\u3067\u53d7\u4fe1\u3057\u305f JSON \u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u3092\u3001Category \u30af\u30e9\u30b9\u3067\u53d7\u3051\u53d6\u308b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3068\u3053\u308d\u307e\u3067\u66f8\u3044\u3066\u304a\u304d\u307e\u3059\u3002<br>\u753b\u9762\u3078\u306e\u8868\u793a\u306f\u30b7\u30f3\u30d7\u30eb\u306b div \u30bf\u30b0\u3067\u8868\u793a\u3055\u305b\u3066\u3044\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: csharp; title: ; notranslate\" title=\"\">\n@page &quot;\/products\/category\/{CategoryId:int}&quot;\n@rendermode InteractiveServer\n@inject NavigationManager Navigation\n@inject HttpClient Http\n@inject IJSRuntime JSRuntime\n\n&lt;PageTitle&gt;\u30ab\u30c6\u30b4\u30ea\u4e00\u89a7&lt;\/PageTitle&gt;\n\n&lt;div class=&quot;container py-4&quot;&gt;\n    &lt;div class=&quot;mb-4&quot;&gt;\n        &lt;h2 class=&quot;fw-bold text-danger&quot;&gt;\ud83c\udf63 \u5546\u54c1\u4e00\u89a7&lt;\/h2&gt;\n        &lt;p class=&quot;text-secondary&quot;&gt;\u5546\u54c1\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044&lt;\/p&gt;\n    &lt;\/div&gt;\n\n    &lt;div class=&quot;row&quot;&gt;\n        @foreach (var it in products)\n        {\n            &lt;div&gt;@it.Id : @it.Name @it.Price&lt;\/div&gt;\n        }\n    &lt;\/div&gt;\n&lt;\/div&gt;\n\n@code {\n    &#x5B;Parameter] public int CategoryId { get; set; }\n\n    class Product \n    {\n        public int Id { get; set; }\n        public string Name { get; set; } = &quot;&quot;;\n        public string Description { get; set; } = &quot;&quot;;\n        public string Price { get; set; } = &quot;&quot;;\n        public string? ImageUrl { get; set; }\n        public DateTime CreatedAt { get; set; }\n        public DateTime UpdatedAt { get; set; }\n    }\n    class Category\n    {\n        public int Id { get; set; }\n        public string Name { get; set; } = &quot;&quot;;\n        public string Description { get; set; } = &quot;&quot;;\n        public DateTime CreatedAt { get; set; }\n        public DateTime UpdatedAt { get; set; }\n        public Product&#x5B;] Products { get; set; } = &#x5B;];\n\n    }\n    class CategoryResponse {\n        public Category Data { get; set; } = default!;\n    }\n\n    private List&lt;Product&gt; products = new() ;\n\n    protected override async Task OnInitializedAsync()\n    {\n        await onSearch();\n    }\n\n    private async Task onSearch()\n    {\n        System.Text.Json.JsonSerializerOptions JsonOptions = new()\n        {\n            PropertyNamingPolicy = System.Text.Json.JsonNamingPolicy.SnakeCaseLower\n        };\n\n        var res = await Http.GetFromJsonAsync&lt;CategoryResponse&gt;($&quot;api\/categories\/{CategoryId}&quot;, JsonOptions);\n        if (res != null)\n            products = res.Data.Products.ToList();\n    }\n}\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">GetFromJsonAsync \u30e1\u30bd\u30c3\u30c9\u306e\u623b\u308a\u5024\u3092 CategoryResponse \u30af\u30e9\u30b9\u3068\u3057\u3066\u5b9a\u7fa9\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u304c\u3001\u3061\u3087\u3063\u3068\u5384\u4ecb\u3067\u3059\u304c\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u578b\u30c1\u30a7\u30c3\u30af\u3068\u3057\u3066\u5fc5\u8981\u4e0d\u53ef\u6b20&#8230;\u3068\u3044\u3046\u304b\u3001\u3053\u306e\u3042\u305f\u308a\u306f Web API \u304b\u3089\u63d0\u4f9b\u3055\u308c\u308b openapi.yaml \u304b\u3089\u81ea\u52d5\u751f\u6210\u3057\u3066\u3057\u307e\u3046\u306e\u304c\u3088\u3044\u3067\u3059\u3002\u3053\u3053\u3067\u306f code \u30d6\u30ed\u30c3\u30af\u306b\u5b9a\u7fa9\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u5b9f\u969b\u306f models \u3068\u304b\u306b\u7a81\u3063\u8fbc\u3081\u3070 ok \u3067\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image.png\"><img loading=\"lazy\" decoding=\"async\" width=\"927\" height=\"621\" src=\"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image.png\" alt=\"\" class=\"wp-image-12237\" srcset=\"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image.png 927w, https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-300x201.png 300w, https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-768x514.png 768w\" sizes=\"auto, (max-width: 927px) 100vw, 927px\" \/><\/a><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u5909\u66f4\u3059\u308b<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Claude Code \u3092\u4f7f\u3063\u3066\u30ec\u30a4\u30a2\u30a6\u30c8\u3092\u4fee\u6b63\u3057\u3066\u8cb0\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"573\" src=\"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-1-1024x573.png\" alt=\"\" class=\"wp-image-12238\" srcset=\"https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-1-1024x573.png 1024w, https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-1-300x168.png 300w, https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-1-768x430.png 768w, https:\/\/www.moonmile.net\/blog\/wp-content\/uploads\/2026\/06\/image-1.png 1086w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: xml; title: ; notranslate\" title=\"\">\n&lt;PageTitle&gt;\u5546\u54c1\u4e00\u89a7&lt;\/PageTitle&gt;\n\n&lt;div class=&quot;container py-4&quot;&gt;\n    &lt;div class=&quot;mb-4&quot;&gt;\n        &lt;h2 class=&quot;fw-bold text-danger&quot;&gt;\ud83c\udf63 \u5546\u54c1\u4e00\u89a7&lt;\/h2&gt;\n        &lt;p class=&quot;text-secondary&quot;&gt;\u5546\u54c1\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044&lt;\/p&gt;\n    &lt;\/div&gt;\n\n    @if (isLoading)\n    {\n        &lt;div class=&quot;d-flex justify-content-center py-5&quot;&gt;\n            &lt;div class=&quot;spinner-border text-danger&quot; role=&quot;status&quot;&gt;\n                &lt;span class=&quot;visually-hidden&quot;&gt;\u8aad\u307f\u8fbc\u307f\u4e2d...&lt;\/span&gt;\n            &lt;\/div&gt;\n        &lt;\/div&gt;\n    }\n    else if (products.Count == 0)\n    {\n        &lt;div class=&quot;alert alert-warning&quot;&gt;\u5546\u54c1\u304c\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002&lt;\/div&gt;\n    }\n    else\n    {\n        &lt;div class=&quot;row row-cols-1 row-cols-md-3 g-4&quot;&gt;\n            @foreach (var it in products)\n            {\n                &lt;div class=&quot;col&quot;&gt;\n                    &lt;div class=&quot;card h-100 shadow-sm border-0&quot;&gt;\n                        &lt;div class=&quot;card-body&quot;&gt;\n                            &lt;h5 class=&quot;card-title fw-bold&quot;&gt;@it.Name&lt;\/h5&gt;\n                            &lt;p class=&quot;card-text text-secondary&quot;&gt;@it.Description&lt;\/p&gt;\n                        &lt;\/div&gt;\n                        &lt;div class=&quot;card-footer bg-white border-0 d-flex justify-content-between align-items-center&quot;&gt;\n                            &lt;span class=&quot;fw-bold text-danger&quot;&gt;\u00a5@it.Price&lt;\/span&gt;\n                            &lt;button class=&quot;btn btn-danger btn-sm&quot; @onclick=&quot;() =&gt; AddToCart(it)&quot;&gt;\u30ab\u30fc\u30c8\u306b\u8ffd\u52a0&lt;\/button&gt;\n                        &lt;\/div&gt;\n                    &lt;\/div&gt;\n                &lt;\/div&gt;\n            }\n        &lt;\/div&gt;\n    }\n&lt;\/div&gt;\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3067\u300c\u30ab\u30fc\u30c8\u306b\u8ffd\u52a0\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001\u5546\u54c1\u3092\u30ab\u30fc\u30c8\u306b\u5165\u308c\u308b\u6e96\u5099\u304c\u3067\u304d\u307e\u3057\u305f\u3002AddToCart \u30e1\u30bd\u30c3\u30c9\u3092\u5b9f\u88c5\u3059\u308c\u3070\u826f\u3044\u72b6\u614b\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: csharp; title: ; notranslate\" title=\"\">\n@inject BlazorOrderApp.Services.CartService Cart\n\n...\n@code {\n    ...\n    private async Task AddToCart(Product product)\n    {\n        await Cart.AddAsync(product.Id, product.Name, product.Price);\n    }\n}\n\n<\/pre><\/div>\n\n\n<p class=\"wp-block-paragraph\">\u30ab\u30fc\u30c8\u6a5f\u80fd\u306e\u30e1\u30e2\u30ea\u306f\u3001Blazor \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u3067\u5171\u901a\u3057\u3066\u6301\u3064\u3053\u3068\u306b\u306a\u308b\u306e\u3067\u3001\u3072\u3068\u5de5\u592b\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Blazor \u306e\u72b6\u614b\u7ba1\u7406\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASP.NET Core Blazor \u72b6\u614b\u7ba1\u7406\u306e\u6982\u8981 | Microsoft Learn<br><a href=\"https:\/\/learn.microsoft.com\/ja-jp\/aspnet\/core\/blazor\/state-management\/?view=aspnetcore-10.0\">https:\/\/learn.microsoft.com\/ja-jp\/aspnet\/core\/blazor\/state-management\/?view=aspnetcore-10.0<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f8\u7c4d\u306e\u307b\u3046\u306f\u3001\u3053\u306e\u90e8\u5206\u304c\u629c\u3051\u3066\u3057\u307e\u3063\u305f\u306e\u3067\u3001\u5f8c\u65e5\u88dc\u8db3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7d9a\u304d\u3002 \u30ab\u30c6\u30b4\u30ea\u4e00\u89a7\u3067\u300c\u30ab\u30c6\u30b4\u30ea\u300d\u3092\u9078\u629e\u3057\u305f\u3068\u304d\u306b\u3001\u5546\u54c1\u4e00\u89a7\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u5546\u54c1\u306f\u30ab\u30c6\u30b4\u30ea\u306e\u4e2d\u306b\u542b\u307e\u308c\u3066\u3044\u308b\u3082\u306e\u3067 Web API \u306e\u307b\u3046\u3067\u306f openapi.yaml \u3067 &#8220;api\/categories\/{i &hellip; <a href=\"https:\/\/www.moonmile.net\/blog\/archives\/12236\">\u7d9a\u304d\u3092\u8aad\u3080 <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-12236","post","type-post","status-publish","format-standard","hentry","category-dev"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/12236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/comments?post=12236"}],"version-history":[{"count":1,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/12236\/revisions"}],"predecessor-version":[{"id":12239,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/posts\/12236\/revisions\/12239"}],"wp:attachment":[{"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/media?parent=12236"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/categories?post=12236"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.moonmile.net\/blog\/wp-json\/wp\/v2\/tags?post=12236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}