first commit

uni_modules/tdesign-uniapp/components/message-item/computed.js

@@ -0,0 +1,23 @@
+export const isEmptyObj = function (obj) {
+  return JSON.stringify(obj) === '{}';
+};
+
+const changeNumToStr = function (arr) {
+  return arr.map(item => (typeof item === 'number' ? `${item}rpx` : item));
+};
+
+export const getMessageStyles = function (zIndex, offset, wrapTop) {
+  const arr = changeNumToStr(offset || [0, 0]);
+  const left = arr[1] || 0;
+  const right = arr[1] || 0;
+
+  const zIndexStyle = zIndex ? `z-index:${zIndex};` : '';
+  let styleOffset = '';
+
+  styleOffset += `top:${wrapTop}px;`;
+  styleOffset += `left:${left};`;
+  styleOffset += `right:${right};`;
+
+  return zIndexStyle + styleOffset;
+};
+