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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*   http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied.  See the License for the
* specific language governing permissions and limitations
* under the License.
*/

import * as zrUtil from 'zrender/src/core/util';
import ComponentModel from '../../model/Component';
import makeStyleMapper from '../../model/mixin/makeStyleMapper';
import axisModelCreator from '../axisModelCreator';
import * as numberUtil from '../../util/number';
import axisModelCommonMixin from '../axisModelCommonMixin';

var AxisModel = ComponentModel.extend({

    type: 'baseParallelAxis',

    /**
     * @type {module:echarts/coord/parallel/Axis}
     */
    axis: null,

    /**
     * @type {Array.<Array.<number>}
     * @readOnly
     */
    activeIntervals: [],

    /**
     * @return {Object}
     */
    getAreaSelectStyle: function () {
        return makeStyleMapper(
            [
                ['fill', 'color'],
                ['lineWidth', 'borderWidth'],
                ['stroke', 'borderColor'],
                ['width', 'width'],
                ['opacity', 'opacity']
            ]
        )(this.getModel('areaSelectStyle'));
    },

    /**
     * The code of this feature is put on AxisModel but not ParallelAxis,
     * because axisModel can be alive after echarts updating but instance of
     * ParallelAxis having been disposed. this._activeInterval should be kept
     * when action dispatched (i.e. legend click).
     *
     * @param {Array.<Array<number>>} intervals interval.length === 0
     *                                          means set all active.
     * @public
     */
    setActiveIntervals: function (intervals) {
        var activeIntervals = this.activeIntervals = zrUtil.clone(intervals);

        // Normalize
        if (activeIntervals) {
            for (var i = activeIntervals.length - 1; i >= 0; i--) {
                numberUtil.asc(activeIntervals[i]);
            }
        }
    },

    /**
     * @param {number|string} [value] When attempting to detect 'no activeIntervals set',
     *                         value can not be input.
     * @return {string} 'normal': no activeIntervals set,
     *                  'active',
     *                  'inactive'.
     * @public
     */
    getActiveState: function (value) {
        var activeIntervals = this.activeIntervals;

        if (!activeIntervals.length) {
            return 'normal';
        }

        if (value == null || isNaN(value)) {
            return 'inactive';
        }

        // Simple optimization
        if (activeIntervals.length === 1) {
            var interval = activeIntervals[0];
            if (interval[0] <= value && value <= interval[1]) {
                return 'active';
            }
        }
        else {
            for (var i = 0, len = activeIntervals.length; i < len; i++) {
                if (activeIntervals[i][0] <= value && value <= activeIntervals[i][1]) {
                    return 'active';
                }
            }
        }

        return 'inactive';
    }

});

var defaultOption = {

    type: 'value',

    /**
     * @type {Array.<number>}
     */
    dim: null, // 0, 1, 2, ...

    // parallelIndex: null,

    areaSelectStyle: {
        width: 20,
        borderWidth: 1,
        borderColor: 'rgba(160,197,232)',
        color: 'rgba(160,197,232)',
        opacity: 0.3
    },

    realtime: true, // Whether realtime update view when select.

    z: 10
};

zrUtil.merge(AxisModel.prototype, axisModelCommonMixin);

function getAxisType(axisName, option) {
    return option.type || (option.data ? 'category' : 'value');
}

axisModelCreator('parallel', AxisModel, getAxisType, defaultOption);

export default AxisModel;