feat:新增 form 组件

resources/admin/components/catchForm/directive/tableLoadMore.js

@@ -0,0 +1,20 @@
+import { nextTick } from 'vue'
+
+const loadMore = app => {
+  app.directive('tableLoadMore', {
+    mounted: function (el, binding) {
+      nextTick(() => {
+        const dom = el.querySelector('.el-scrollbar__wrap') // 获取下拉框元素
+        dom.addEventListener('scroll', function () {
+          // 监听元素触底
+          const condition = this.scrollHeight - this.scrollTop - 5 <= this.clientHeight
+          if (condition) {
+            binding.value()
+          }
+        })
+      })
+    }
+  })
+}
+
+export default loadMore