downloadImage

downloadImage.js

        fetch(url, { mode: "cors" })
          .then(function(response) {
            return response.blob();
          })
          .then(r => {
            let file = new FileReader();
            file.onload = function(e) {
              let el = document.createElement("a");
              el.setAttribute("href", e.target.result);
              el.setAttribute("download", x.urlbase.split("=")[1] + ".jpg");
              if (document.createEvent) {
                var event = document.createEvent("MouseEvents");
                event.initEvent("click", true, true);
                el.dispatchEvent(event);
              } else {
                el.click();
              }
            };
            file.readAsDataURL(r);
          })
          .catch(function(error) {
            console.log("Request failed", error);
          });