feat(admin-dashboard): add mini share chart for plan order top5

public/js/admin.js

@@ -195,6 +195,68 @@
         });
     })();
 
+    // 仪表盘：迷你占比（套餐订单占比 Top5）
+    (function () {
+        var el = qs('[data-role="plan-order-share-top5-chart"][data-points]');
+        if (!el) {
+            return;
+        }
+
+        var raw = el.getAttribute('data-points') || '[]';
+        var points = [];
+        try {
+            points = JSON.parse(raw) || [];
+        } catch (e) {
+            points = [];
+        }
+
+        var total = Number(el.getAttribute('data-total') || 0);
+        if (!total || total <= 0) {
+            total = 0;
+        }
+
+        if (!points || points.length === 0 || total === 0) {
+            el.classList.add('is-empty');
+            el.textContent = '暂无占比数据';
+            return;
+        }
+
+        el.innerHTML = '';
+
+        points.forEach(function (p, idx) {
+            var cnt = Number(p && p.count ? p.count : 0);
+            var ratio = total > 0 ? Math.max(0, Math.min(1, cnt / total)) : 0;
+
+            var row = document.createElement('div');
+            row.className = 'adm-mini-share-row';
+
+            var name = document.createElement('div');
+            name.className = 'adm-mini-share-name';
+            name.textContent = '#' + (idx + 1);
+
+            var wrap = document.createElement('div');
+            wrap.className = 'adm-mini-share-bar-wrap';
+
+            var bar = document.createElement('div');
+            bar.className = 'adm-mini-share-bar';
+            bar.style.width = Math.round(ratio * 100) + '%';
+
+            wrap.appendChild(bar);
+
+            var val = document.createElement('div');
+            val.className = 'adm-mini-share-value';
+            val.textContent = (ratio * 100).toFixed(1) + '%';
+
+            row.title = 'Top' + (idx + 1) + '：' + cnt + ' 单，占比 ' + (ratio * 100).toFixed(1) + '%';
+
+            row.appendChild(name);
+            row.appendChild(wrap);
+            row.appendChild(val);
+
+            el.appendChild(row);
+        });
+    })();
+
     // 通用：将后端 flash 信息同步到 toast（更像 Ant Design Pro 的反馈方式）
     // 说明：渐进增强。页面仍保留原本的提示块，不依赖 JS。
     (function () {