fix: '图片预览逻辑优化'

src/components/Upload/index.tsx

@@ -265,7 +265,7 @@ class PicturesWall extends React.Component<PicturesWallType> {
   //   })
   // }
 
-  getImageUrl(path: string) {
+  getImageUrl(path: string,previewFlag: boolean) {
         // return new Promise<string>((resolve, reject) => {
         //   DownLoadFiles({ module: '图库', filePath: path }).then(res=> {
         //     let reader = new FileReader();
@@ -284,6 +284,9 @@ class PicturesWall extends React.Component<PicturesWallType> {
     if (path && path.indexOf('assets') === 0) {
       return `${window.location.origin}/civweb4/${path}`.replace(/\\/g, '/')
     }
+    if (previewFlag) {
+      return path
+    }
     
     return `/PandaOMS/OMS/FileCenter/DownLoadFiles?module=图库&filePath=${path}`
     // return `${window.location.origin}/${path}`.replace(/\\/g, '/')
@@ -476,7 +479,7 @@ class PicturesWall extends React.Component<PicturesWallType> {
           footer={null}
           onCancel={this.handleCancel}
         >
-          <img alt="预览图片" className={styles.svgBg} style={{ width: '100%' }} src={this.getImageUrl(previewImage)} />
+          <img alt="预览图片" className={styles.svgBg} style={{ width: '100%' }} src={this.getImageUrl(previewImage,true)} />
         </Modal>
         <Modal
           visible={wallModalVisible}