express, angularjs, jsnop

/************************/
/****   back end express   ***/
/************************/

router.get('/download', function(req, res) {

  var filename ="";

  if(req.query.type =="interior"){

    filename="right_interior_design.json"

  }

  else if(req.query.type =="brand"){

    filename="right_brand.json"

  }

  else if(req.query.type =="category"){

    filename="right_category.json"

  }

  else if(req.query.type =="type"){

    filename="right_interior_design_type.json"

  }

  else if(req.query.type =="space"){

    filename="right_space.json"

  }

  else if(req.query.type =="product"){

    filename="right_product.json"

  }

  else{

    res.send("file not found");

  }

  var filepath = '/home/sig/Archive/' + filename;

  // Tricky: do not awaiting for `downloadFileFromAcerCloud` async  :)

  downloadFileFromAcerCloud(filename);

  fs.readFile(filepath, 'utf8', function(err, data) {

    if (err) {

      res.send(err);

    } else {

      res.header("Access-Control-Allow-Origin", "*");

      res.json(JSON.parse(data));

    }

  });

})

/************************/
/****   front end angular   ***/
/************************/

angular.module('FilterInControllerModule', [])
.controller('Controller', function($scope, $http){

    $scope.result


    $http.get("http://113.196.236.128:5571/download?type=product").then(
        function(resp){
            console.log("success");
            console.log(resp.data);
            // $scope.result=resp.data.results;
            $scope.result=resp.data;
        },
        function(error){
            console.log("error");
            $scope.result=error;
        }
    );
/************************/
});