node.js - download binary excel response from nodejs in angular 2 -


am new angular 2 , having difficulties downloading xlsx file api(node). have gone through discussion issues can't seem figure going wrong.

this have done .

node api

res.setheader('content-type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');             res.setheader("content-disposition", "attachment; filename=" + filename+".xlsx");              workbook.xlsx.write(res)                 .then(function() {                     res.end();                 });

angular 2 post request

let bodystring = json.stringify(body);     let headers      = new headers(         {             'content-type': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet' ,             'x-access-token':localstorage.getitem('auth_token') ,             'accept': 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet',         });     let options       = new requestoptions({ headers: headers, responsetype: responsecontenttype.arraybuffer});      return this.http         .post(`${this.reportsurl}/print`, bodystring, options)         .map((res)=>{             console.log(res.arraybuffer())             var blob = new blob([res], { type: "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" });             var objecturl = url.createobjecturl(blob);             window.open(objecturl);         });

i have tried several methods mentioned in stackoverflow , github none has helped. result getting [excel output][1]

[1]: https://i.stack.imgur.com/oc5gk.png . if use postman it's working required. please help.


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