{"version":3,"file":"auto_expandable_textarea_controller-BvGyQ8Cm.js","sources":["../../../app/javascript/controllers/auto_expandable_textarea_controller.js"],"sourcesContent":["import ApplicationController from './application_controller'\n\nexport default class extends ApplicationController {\n  initialize() {\n    this.autoExpandHeight = this.autoExpandHeight.bind(this)\n    this.observer = new MutationObserver(\n      this.onMutation.bind(this),\n      { attributes: true }\n    )\n  }\n\n  connect() {\n    this.element.addEventListener('input', this.autoExpandHeight)\n    this.observer.observe(this.element, { attributes: true })\n  }\n\n  disconnect() {\n    this.element.removeEventListener('input', this.autoExpandHeight)\n    this.observer.disconnect()\n  }\n\n  onMutation(mutations) {\n    mutations.forEach((mutation) => {\n      if(mutation.type === 'attributes' && this.element.hasAttribute('data-auto-expand')) {\n        this.autoExpandHeight()\n        this.element.removeAttribute('data-auto-expand')\n      }\n    })\n  }\n\n  autoExpandHeight() {\n    this.element.style.height = '2rem'\n    this.element.style.height = `${this.element.scrollHeight}px`\n  }\n}\n"],"names":["auto_expandable_textarea_controller","ApplicationController","mutations","mutation"],"mappings":"mDAEe,MAAKA,UAASC,CAAsB,CACjD,YAAa,CACX,KAAK,iBAAmB,KAAK,iBAAiB,KAAK,IAAI,EACvD,KAAK,SAAW,IAAI,iBAClB,KAAK,WAAW,KAAK,IAAI,EACzB,CAAE,WAAY,EAAI,CACxB,CACA,CAEE,SAAU,CACR,KAAK,QAAQ,iBAAiB,QAAS,KAAK,gBAAgB,EAC5D,KAAK,SAAS,QAAQ,KAAK,QAAS,CAAE,WAAY,EAAM,CAAA,CAC5D,CAEE,YAAa,CACX,KAAK,QAAQ,oBAAoB,QAAS,KAAK,gBAAgB,EAC/D,KAAK,SAAS,WAAU,CAC5B,CAEE,WAAWC,EAAW,CACpBA,EAAU,QAASC,GAAa,CAC3BA,EAAS,OAAS,cAAgB,KAAK,QAAQ,aAAa,kBAAkB,IAC/E,KAAK,iBAAgB,EACrB,KAAK,QAAQ,gBAAgB,kBAAkB,EAElD,CAAA,CACL,CAEE,kBAAmB,CACjB,KAAK,QAAQ,MAAM,OAAS,OAC5B,KAAK,QAAQ,MAAM,OAAS,GAAG,KAAK,QAAQ,YAAY,IAC5D,CACA"}