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Full stack isomorphic Elixir web framework that can be used on top of Phoenix.

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hologram assets js events change_event.mjs
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assets/js/events/change_event.mjs 

"use strict";



import Type from "../type.mjs";



export default class ChangeEvent {

  static buildOperationParam(event) {

    const target = event.target;

    const type = target.type;

    const tagName = target.tagName;

    let value;



    if (tagName === "INPUT" && (type === "checkbox" || type === "radio")) {

      value = Type.boolean(target.checked);

    } else if (tagName === "SELECT") {

      if (target.multiple) {

        const selectedOptions = Array.from(target.selectedOptions).map(

          (option) => option.value,

        );



        value = Type.list(

          selectedOptions.map((optionValue) => Type.bitstring(optionValue)),

        );

      } else {

        value = Type.bitstring(target.value);

      }

    } else {

      value = Type.bitstring(target.value);

    }



    return Type.map([[Type.atom("value"), value]]);

  }



  static isEventIgnored(_event) {

    return false;

  }

}