合并zcwy-dev

src/hooks/useDownload.js

@@ -0,0 +1,33 @@
+import http from "@/api/configSys";
+/**
+ * @param {String} url [请求的url地址]
+ * @param {Object} params [参数]
+ * @param {String} fileName [导出文件名称] 默认值 导出文件
+ * @param {String} fileType [导出文件类型] 默认值 xls
+ * @param {string} mimeType [导出文件类型]
+ */
+const useDownload = (url, params = {}, fileName = '导出文件', fileType = 'xls', mimeType = 'application/vnd.ms-excel;charset=UTF-8') => {
+    return new Promise((resolve, reject) => {
+        http.post(url, params, { responseType: 'blob' })
+            .then(res => {
+                resolve(res.data);
+                if (!res.data) {
+                    return
+                }
+                const link = document.createElement('a');// 创建a标签
+                let blob = new Blob([res.data], { type: mimeType }); // 设置文件类型
+                link.style.display = "none";
+                link.href = URL.createObjectURL(blob); // 创建URL
+                link.setAttribute("download", `${fileName}.${fileType}`);
+                document.body.appendChild(link);
+                link.click();
+                URL.revokeObjectURL(link.href);
+                document.body.removeChild(link);
+            })
+            .catch(err => {
+                reject(err.data);
+            })
+    });
+}
+
+export default useDownload