foundryvtt-wh4-lang-fr-fr/reference_scripts/jHgxpe6TJDlP3oTn.js

let spells = await warhammer.utility.findAllItems("spell", "Loading Spells");
spells = spells.filter(s => ["slaanesh"].includes(s.system.lore.value))

let choice = await ItemDialog.create(spells, 1, "Choose Spell");
if (choice[0])
{
    this.item.updateSource({name : this.item.name + ` (${choice[0].name})`})
    this.actor.createEmbeddedDocuments("Item", choice, {fromEffect: this.effect.id})
}