monkeytype/backend/handlers/banana.js

function incrementT60Bananas(uid, result, userData) {
  try {
    let best60;
    try {
      best60 = Math.max(
        ...userData.personalBests.time[60].map((best) => best.wpm)
      );
      if (!Number.isFinite(best60)) {
        throw "Not finite";
      }
    } catch (e) {
      best60 = undefined;
    }

    if (best60 != undefined && result.wpm < best60 - best60 * 0.25) {
      // console.log("returning");
    } else {
      //increment
      // console.log("checking");
      User.findOne({ uid: uid }, (err, user) => {
        if (user.bananas === undefined) {
          user.bananas.t60bananas = 1;
        } else {
          user.bananas.t60bananas += 1;
        }
        user.save();
      });
    }
  } catch (e) {
    console.log(
      "something went wrong when trying to increment bananas " + e.message
    );
  }
}