NodeJS code to copy canvas courses and show the progress

progress-cli.js

/*
*Script created by Ian Fabricatore
*Please use `node progress-cli.js "<APITOKEN>"`
with the quotes
*/

const canvas = require('canvas-api-wrapper');
const fs = require('fs');
//Set subdomain
canvas.subdomain = "neit";
//APIKey
canvas.apiToken = process.argv.slice(2);

//const file = "/path/to/file";
const file = "./uploads/test.csv";

function sleep(ms) {
  return new Promise(resolve => setTimeout(resolve, ms));
}

fs.exists(file, (exists) => {
  if (exists) {
    //read file
    fs.readFile(file, 'utf8', (err, contents) => {
      if (err) throw err;
      //Split up into an array of individual lines
      let lines = contents.split("\r\n");
      //last one is always blank, so remove it
      lines.pop();
      //loop though each line
      lines.forEach((els) => {
        //split line by comma
        let line = els.split(",");
        /*
        *@param line[0] is source course
        *@param line[1] is target course
        */
        let source = line[0];
        let target = line[1];
        let sid, tid;
        //here we get the ids from canvas based on the course code
        canvas.get(`/api/v1/courses`, {}, async (err, b) => {
          //console.log(b);
          for (i in b) {
            //If the courscode matches the source
            if (b[i].course_code == source) {
              sid = b[i].id;
            }
            //If it matches the target
            if (b[i].course_code == target) {
              tid = b[i].id;
            }
          }

          //start a course migration
          let r = await canvas.post(`/api/v1/courses/${tid}/content_migrations`, {
            migration_type: 'course_copy_importer',
            settings: { source_course_id: sid },
            date_shift_options: { remove_dates: true }
          });
          //show the object
          console.log(r);
          //store progress url
          let progress_url = r.progress_url;
          //Show progress url
          console.log(`Progress URL: ${progress_url}`);
          //set starting progress
          let progress = 0;
          while (progress != 100) {
            //Get current progress
            let progress_check = await canvas(progress_url);
            //Display it
            console.log(`Migration Status: ${progress_check.workflow_state} | ${progress_check.completion}%`)
            //Update progress
            progress = Number(progress_check.completion);
            //Sleep for 3 seconds
            await sleep(3000);
            //If complete, break
            if (progress_check.completion == 100) {
              console.log("Migration Complete");
              break;
            }
          }
        });
      });
    });

  } else throw Error("File not found")
});