https://thehiddenjams.org/assets/controllers/bulk_weight_controller-15aebc53.js

1import { Controller } from "@hotwired/stimulus"
2
3// A whole upload usually gets weighted as one wave, so this fills every weight
4// input in the form at once. It only stages the value -- saving is still the
5// form's own submit.
6export default class extends Controller {
7  static targets = ["source", "weight"]
8
9  apply() {
10    const value = this.sourceTarget.value
11    if (value === "") return
12
13    this.weightTargets.forEach((input) => {
14      input.value = value
15    })
16  }
17}