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Fix nested form collection types #204

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merged 1 commit into from
Aug 20, 2025
Merged

Fix nested form collection types #204

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6 changes: 4 additions & 2 deletions assets-public/controllers/form_collection_controller.js
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Original file line number Diff line number Diff line change
Expand Up @@ -54,11 +54,13 @@ export default class extends Controller {
document.dispatchEvent(new Event('add.collection.item'))

let prototype = this.element.dataset.prototype
let prototypeName = this.element.dataset.prototypeName
// get the new index
const index = parseInt(this.element.dataset.index)
// Replace '__name__' in the prototype's HTML to
// Replace prototype name (default '__name__') in the prototype's HTML to
// instead be a number based on how many items we have
prototype = prototype.replace(/__name__/g, index)
const regex = new RegExp(prototypeName, 'g')
prototype = prototype.replace(regex, index)
// increase the index with one for the next item
this.element.dataset.index = index + 1

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