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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 Component from '../../model/Component';

import './AxisModel';

export default Component.extend({

    type: 'parallel',

    dependencies: ['parallelAxis'],

    /**
     * @type {module:echarts/coord/parallel/Parallel}
     */
    coordinateSystem: null,

    /**
     * Each item like: 'dim0', 'dim1', 'dim2', ...
     * @type {Array.<string>}
     * @readOnly
     */
    dimensions: null,

    /**
     * Coresponding to dimensions.
     * @type {Array.<number>}
     * @readOnly
     */
    parallelAxisIndex: null,

    layoutMode: 'box',

    defaultOption: {
        zlevel: 0,
        z: 0,
        left: 80,
        top: 60,
        right: 80,
        bottom: 60,
        // width: {totalWidth} - left - right,
        // height: {totalHeight} - top - bottom,

        layout: 'horizontal',      // 'horizontal' or 'vertical'

        // FIXME
        // naming?
        axisExpandable: false,
        axisExpandCenter: null,
        axisExpandCount: 0,
        axisExpandWidth: 50,      // FIXME '10%' ?
        axisExpandRate: 17,
        axisExpandDebounce: 50,
        // [out, in, jumpTarget]. In percentage. If use [null, 0.05], null means full.
        // Do not doc to user until necessary.
        axisExpandSlideTriggerArea: [-0.15, 0.05, 0.4],
        axisExpandTriggerOn: 'click', // 'mousemove' or 'click'

        parallelAxisDefault: null
    },

    /**
     * @override
     */
    init: function () {
        Component.prototype.init.apply(this, arguments);

        this.mergeOption({});
    },

    /**
     * @override
     */
    mergeOption: function (newOption) {
        var thisOption = this.option;

        newOption && zrUtil.merge(thisOption, newOption, true);

        this._initDimensions();
    },

    /**
     * Whether series or axis is in this coordinate system.
     * @param {module:echarts/model/Series|module:echarts/coord/parallel/AxisModel} model
     * @param {module:echarts/model/Global} ecModel
     */
    contains: function (model, ecModel) {
        var parallelIndex = model.get('parallelIndex');
        return parallelIndex != null
            && ecModel.getComponent('parallel', parallelIndex) === this;
    },

    setAxisExpand: function (opt) {
        zrUtil.each(
            ['axisExpandable', 'axisExpandCenter', 'axisExpandCount', 'axisExpandWidth', 'axisExpandWindow'],
            function (name) {
                if (opt.hasOwnProperty(name)) {
                    this.option[name] = opt[name];
                }
            },
            this
        );
    },

    /**
     * @private
     */
    _initDimensions: function () {
        var dimensions = this.dimensions = [];
        var parallelAxisIndex = this.parallelAxisIndex = [];

        var axisModels = zrUtil.filter(this.dependentModels.parallelAxis, function (axisModel) {
            // Can not use this.contains here, because
            // initialization has not been completed yet.
            return (axisModel.get('parallelIndex') || 0) === this.componentIndex;
        }, this);

        zrUtil.each(axisModels, function (axisModel) {
            dimensions.push('dim' + axisModel.get('dim'));
            parallelAxisIndex.push(axisModel.componentIndex);
        });
    }

});