wikimedia/mediawiki-extensions-Translate

/*!
 * Entity selector for Special:ExportTranslations that allows users to load
 * messages from typing in a group name.
 * @author Eugene Wang'ombe
 * @license GPL-2.0-or-later, CC-BY-SA-3.0
 */

( function () {
    'use strict';

    function activateEntitySelector( $group ) {
        // hide the message group selector
        const $groupContainer = $( '.message-group-selector' );

        // Change the label, and update the for attribute, and remove the click handler
        // which causes the entity selector to become un-responsive when triggered
        $groupContainer
            .attr( 'for', 'mw-entity-selector-input' )
            .off( 'click' );

        // Determine what value was set, and set it on the entity selector
        const selectedGroup = $group.find( 'select option:selected' ).text();

        // load the entity selector and set the value
        const entitySelector = getEntitySelector( onEntitySelect );
        entitySelector.setValue( selectedGroup );

        $group.addClass( 'hidden' );
        $group.after( entitySelector.$element );
    }

    function onEntitySelect( selectedItem ) {
        $( 'select[name="group"]' ).val( selectedItem.data );
    }

    function onSubmit() {
        const selectedGroupName = $( 'select[name="group"]' ).find( 'option:selected' ).text();
        const currentVal = $( '.tes-entity-selector' ).find( 'input[type="text"]' ).val();

        // Check if the user has selected an invalid entity.
        if ( currentVal !== selectedGroupName ) {
            mw.notify(
                mw.msg( 'translate-mgs-invalid-group', currentVal ),
                {
                    type: 'error',
                    tag: 'invalid-selection'
                }
            );
            return false;
        }
    }

    function getEntitySelector( onSelect ) {
        const EntitySelector = require( 'ext.translate.entity.selector' );
        return new EntitySelector( {
            onSelect: onSelect,
            entityType: [ 'groups' ],
            inputId: 'mw-entity-selector-input'
        } );
    }

    $( () => {
        activateEntitySelector( $( '#group' ) );

        $( '#mw-export-message-group-form' ).on( 'submit', onSubmit );
    } );
}() );