All files parseImageId.js

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
function parseImageId (imageId) {
  // build a url by parsing out the url scheme and frame index from the imageId
  const firstColonIndex = imageId.indexOf(':');
  let url = imageId.substring(firstColonIndex + 1);
  const frameIndex = url.indexOf('frame=');
  let frame;
 
  if (frameIndex !== -1) {
    const frameStr = url.substr(frameIndex + 6);
 
    frame = parseInt(frameStr, 10);
    url = url.substr(0, frameIndex - 1);
  }
 
  return {
    scheme: imageId.substr(0, firstColonIndex),
    url,
    frame
  };
}
 
export default parseImageId;