/*
 * This file is part of EspoCRM and/or AtroCore.
 *
 * EspoCRM - Open Source CRM application.
 * Copyright (C) 2014-2019 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
 * Website: http://www.espocrm.com
 *
 * AtroCore is EspoCRM-based Open Source application.
 * Copyright (C) 2020 AtroCore GmbH.
 *
 * AtroCore as well as EspoCRM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * AtroCore as well as EspoCRM is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word
 * and "AtroCore" word.
 */

Espo.define('views/fields/colored-multi-enum', ['views/fields/multi-enum', 'views/fields/colored-enum'], function (Dep, Enum) {

    return Dep.extend({

        listTemplate: 'fields/colored-multi-enum/detail',

        detailTemplate: 'fields/colored-multi-enum/detail',

        defaultBackgroundColor: 'ececec',

        data() {
            let data = Dep.prototype.data.call(this);
            data.selectedValues = (data.selected || []).map(item => {
                return _.extend({
                    value: item,
                }, this.getFieldStyles(item));
            });
            data = _.extend(this.getFieldStyles(data.value), data);
            return data;
        },

        getFieldStyles(fieldValue) {
            const enumView = new Enum();
            const backgroundColorValue = this.getBackgroundColor(fieldValue);
            const backgroundColor = backgroundColorValue || '#' + this.defaultBackgroundColor;
            const fontSize = this.model.getFieldParam(this.name, 'fontSize');

            let data = {
                fontWeight: 'normal',
                backgroundColor: backgroundColor,
                hasBackground: !!backgroundColorValue,
                color: enumView.getFontColor(backgroundColor),
                border: enumView.getBorder(backgroundColor)
            };

            if (this.mode !== 'edit') {
                data.fontSize = fontSize ? fontSize + 'em' : '100%';
            }

            return data;
        },

        getBackgroundColor(fieldValue) {
            let options = this.model.getFieldParam(this.name, 'options') || this.params.options || [];
            let optionColors = this.model.getFieldParam(this.name, 'optionColors') || this.params.optionColors || [];

            let key = 0;
            if (!Array.isArray(optionColors)) {
                key = fieldValue
            } else {
                options.forEach(function (item, k) {
                    if (fieldValue === item) {
                        key = k;
                        if (typeof options[0] !== 'undefined' && options[0] === '') {
                            key--;
                        }
                    }
                });
            }


            let color = optionColors[key];
            if (!color) {
                return null;
            }

            if (color.indexOf('#') < 0) {
                color = '#' + color;
            }

            return color;
        },

    });
});
