使用zig語言製作簡單部落格網站(六)文章詳情頁

※听雨※發表於2024-08-29

前端程式碼

前端程式碼
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                </div>

                <!-- 中間內容 -->
                <div class="main">
                    <div style="margin-top: 35px;"></div>

                    <div v-cloak v-if="articleListIsShow">
                        <template v-for="(article, index) in articleList" :key="index">
                            <div class="article-card" :class="{sticky: article.istop}">
                                <div class="article-card-container">
                                    <h4 class="article-card-title" @click="getArticleDetail(article.id)">
                                        <i class="sticky-icon" v-cloak v-if="article.istop">⚘</i>
                                        {{article.title}}
                                    </h4>
                                    <div class="article-card-des">{{article.description}}</div>
                                    <div class="article-card-footer">
                                        <span class="article-card-footer-author">作者:聽雨</span>
                                        <span class="article-card-footer-date">釋出時間:{{article.created_at}}</span>
                                        <!-- <span class="article-card-footer-cate">分類</span> -->
                                    </div>
                                </div>
                            </div>
                        </template>
                    </div>


                    <!-- 文章詳情 -->
                    <div class="article-container" v-cloak v-if="articleDetailIsShow">
                        <div style="float: right;color: red;cursor: pointer;" @click="returnHomePage()">&lt;&lt;返回</div>
                        <div class="article-main">
                            <article class="article-view">
                                <h1 class="article-title">{{article.title}}</h1>
                                <div class="article-meta">
                                    <span>作者: 聽雨</span>
                                    <!-- <span>
                                        分類:
                                        <span>Linux</span>
                                    </span> -->
                                    <span>釋出時間: {{article.created_at}}</span>
                                </div>

                                <div class="article-desc">{{article.description}}</div>

                                <div class="article-content" v-html="article.content"></div>
                            </article>
                        </div>
                    </div>

                </div>

                <!-- 右側皮膚 -->
                <div class="rside" v-cloak v-if="rsideIsShow">
                    <!-- 搜尋框 -->
                    <div class="search-box">
                        <input class="search-txt" type="text" placeholder="輸入內容搜尋">
                        <input class="search-bnt" type="submit" value="搜尋">
                    </div>
                    <!-- 文章分類 -->
                    <div class="rside-card">
                        <div class="rside-card-container">
                            <h4 class="rside-card-title">分類</h4>
                            <div class="rside-card-body">
                                <li v-for="(cate, index) in cateList" :key="index">{{cate.name}}</li>
                            </div>
                        </div>
                    </div>
                    <!-- 文章標籤 -->
                    <!-- <div class="rside-card">
                        <div class="rside-card-container">
                            <h4 class="rside-card-title">標籤</h4>
                            <div class="rside-card-body">
                                <li>winform</li>
                                <li>spring</li>
                                <li>Django</li>
                            </div>
                        </div>
                    </div> -->
                </div>
            </div>
        </div>

        <script src="./js/index.js"></script>
        <script src="./js/zepto.min.js"></script>
        <script src="./js/prism.js"></script>
        <script type="module">
            import { createApp, ref, onMounted, } from "./js/vue.esm-browser.prod.js";

            createApp({
                setup() {
                    const articleList = ref({});    // 首頁文章列表
                    const cateList = ref({});    // 首頁分類列表
                    const article = ref({});    // 文章詳情物件
                    const articleListIsShow = ref(true); // 是否顯示文章列表
                    const articleDetailIsShow = ref(false); // 是否顯示文章詳情
                    const rsideIsShow = ref(true);  // 是否顯示右側皮膚

                    // 獲取首頁文章列表
                    const getArticleList = () => {
                        $.ajax({
                            url: 'http://localhost:5588/api/home/articles',
                            type: 'GET',
                            dataType: 'json',
                            success: function (res) {
                                if (res.code == 200) {
                                    let data = res.data.sort((a, b) => b.istop - a.istop);
                                    articleList.value = data;
                                }
                            },
                            error: function (err) {
                                console.log(err.responseText);
                            }
                        });
                    };

                    // 獲取首頁分類列表
                    const getCateList = () => {
                        $.ajax({
                            url: 'http://localhost:5588/api/home/cates',
                            type: 'GET',
                            dataType: 'json',
                            success: function (res) {
                                if (res.code == 200) {
                                    cateList.value = res.data;
                                }
                            },
                            error: function (err) {
                                console.log(err.responseText);
                            }
                        });
                    };

                    // 獲取文章詳情
                    const getArticleDetail = (id) => {
                        $.ajax({
                            url: `http://localhost:5588/api/article/${id}`,
                            type: 'GET',
                            dataType: 'json',
                            success: function (res) {
                                if (res.code == 200) {
                                    article.value = res.data;

                                    rsideIsShow.value = false;
                                    articleListIsShow.value = false;
                                    articleDetailIsShow.value = true;
                                }
                            },
                            error: function (err) {
                                console.log(err.responseText);
                            }
                        });
                    };

                    // 從文章詳情頁返回首頁
                    const returnHomePage = () => {
                        articleDetailIsShow.value = false;
                        articleListIsShow.value = true;
                        rsideIsShow.value = true;
                    };

                    // 頁面載入時執行
                    onMounted(() => {
                        getArticleList();
                        getCateList();
                    });

                    return {
                        articleList,
                        cateList,
                        article,
                        articleListIsShow,
                        articleDetailIsShow,
                        rsideIsShow,
                        getArticleDetail,
                        returnHomePage,
                    }
                }
            }).mount('#app');
        </script>
    </body>

</html>

後端程式碼

  • 註冊路由
    // 文章詳情
    router.get("/api/article/:id", &articleController.getArticleDetail);
  • article_controller.zig中新增對應函式
/// 獲取文章詳情
pub fn getArticleDetail(req: *httpz.Request, res: *httpz.Response) !void {
    const article_id = req.param("id").?;
    if (article_id.len == 0) {
        res.status = 400;
        try res.json(.{ .code = 400, .msg = "錯誤的請求" }, .{});
        return;
    }

    const id = try std.fmt.parseInt(u32, article_id, 10);
    const article_op = try article_server.getArticleDetail(id);
    if (article_op) |article| {
        res.status = 200;
        try res.json(.{ .code = 200, .msg = "ok", .data = article }, .{});
    } else {
        res.status = 404;
        try res.json(.{ .code = 404, .msg = "文章不存在" }, .{});
        return;
    }
}
  • article_server.zig中新增對應函式
/// 獲取文章詳情
pub fn getArticleDetail(id: u32) !?ArticleModel.Article {
    var db = try database.OpenDb();
    defer db.deinit();

    const query =
        \\SELECT id, title, description, content, istop, created_at, updated_at FROM article WHERE id = ?
    ;

    var stmt = try db.prepare(query);
    defer stmt.deinit();

    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
    const allocator = gpa.allocator();

    const row = try stmt.oneAlloc(ArticleModel.Article, allocator, .{}, .{
        .id = id,
    });

    if (row) |r| {
        return r;
    } else {
        return null;
    }
}

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