feat: Action Toast — 内嵌操作按钮的通知

src/core.js

@@ -591,6 +591,21 @@ const _progressHTML = (opts) => {
   `;
 };
 
+/**
+ * Action Toast 模板
+ * @param {Array} actions - 操作按钮数组 [{ text, onClick, style }]
+ * @returns {string} HTML
+ */
+const _actionHTML = (actions) => {
+  if (!Array.isArray(actions) || actions.length === 0) return '';
+  const buttons = actions.map((a, i) => {
+    const bg = a.style?.background || a.color || '#6366f1';
+    const cls = `met-action-btn-${i}`;
+    return `<button class="${cls}" style="flex:1;padding:6px 12px;border:none;border-radius:6px;background:${bg};color:white;cursor:pointer;font-size:12px;font-weight:500">${escapeHTML(a.text || '')}</button>`;
+  }).join('');
+  return _btnRow(buttons);
+};
+
 /**
  * 主对象
  */
@@ -980,6 +995,40 @@ const meToast = {
     };
   },
   
+  /**
+   * Action Toast — 带操作按钮的通知
+   * @param {string|Object} messageOrOpts - 消息
+   * @param {Array} actions - 操作按钮 [{ text, onClick, color }]
+   * @param {Object} [opts] - 选项
+   * @returns {Object} toast实例 + dismiss
+   */
+  action(messageOrOpts, actions = [], opts = {}) {
+    const normalized = normalizeArgs([messageOrOpts, opts], 'info');
+    normalized.duration = opts.duration ?? 0;
+    normalized.closeButton = opts.closeButton ?? true;
+    
+    const t = this._emit({
+      ...normalized,
+      html: _actionHTML(actions) + (normalized.html || ''),
+    });
+    
+    if (Array.isArray(actions)) {
+      setTimeout(() => {
+        actions.forEach((a, i) => {
+          const btn = t.el?.querySelector(`.met-action-btn-${i}`);
+          if (btn && typeof a.onClick === 'function') {
+            btn.addEventListener('click', () => {
+              try { a.onClick(t); } catch (e) { console.error('Action onClick error:', e); }
+              if (a.close !== false) t.close();
+            });
+          }
+        });
+      }, 0);
+    }
+    
+    return { id: t.id, toast: t, dismiss: () => t.close() };
+  },
+
   /**
    * 队列Toast
    * @param {Array} messages - 消息数组