var _config = require("../config");

var __DEV__ = _config.__DEV__;

var zrUtil = require("zrender/lib/core/util");

var env = require("zrender/lib/core/env");

var _format = require("../util/format");

var formatTime = _format.formatTime;
var encodeHTML = _format.encodeHTML;
var addCommas = _format.addCommas;
var getTooltipMarker = _format.getTooltipMarker;

var _clazz = require("../util/clazz");

var set = _clazz.set;
var get = _clazz.get;

var modelUtil = require("../util/model");

var ComponentModel = require("./Component");

var colorPaletteMixin = require("./mixin/colorPalette");

var _layout = require("../util/layout");

var getLayoutParams = _layout.getLayoutParams;
var mergeLayoutParam = _layout.mergeLayoutParam;
var SeriesModel = ComponentModel.extend({
  type: 'series.__base__',

  /**
   * @readOnly
   */
  seriesIndex: 0,
  // coodinateSystem will be injected in the echarts/CoordinateSystem
  coordinateSystem: null,

  /**
   * @type {Object}
   * @protected
   */
  defaultOption: null,

  /**
   * Data provided for legend
   * @type {Function}
   */
  // PENDING
  legendDataProvider: null,

  /**
   * Access path of color for visual
   */
  visualColorAccessPath: 'itemStyle.normal.color',

  /**
   * Support merge layout params.
   * Only support 'box' now (left/right/top/bottom/width/height).
   * @type {string|Object} Object can be {ignoreSize: true}
   * @readOnly
   */
  layoutMode: null,
  init: function (option, parentModel, ecModel, extraOpt) {
    /**
     * @type {number}
     * @readOnly
     */
    this.seriesIndex = this.componentIndex;
    this.mergeDefaultAndTheme(option, ecModel);
    var data = this.getInitialData(option, ecModel);

    /**
     * @type {module:echarts/data/List|module:echarts/data/Tree|module:echarts/data/Graph}
     * @private
     */
    set(this, 'dataBeforeProcessed', data); // If we reverse the order (make data firstly, and then make
    // dataBeforeProcessed by cloneShallow), cloneShallow will
    // cause data.graph.data !== data when using
    // module:echarts/data/Graph or module:echarts/data/Tree.
    // See module:echarts/data/helper/linkList

    this.restoreData();
  },

  /**
   * Util for merge default and theme to option
   * @param  {Object} option
   * @param  {module:echarts/model/Global} ecModel
   */
  mergeDefaultAndTheme: function (option, ecModel) {
    var layoutMode = this.layoutMode;
    var inputPositionParams = layoutMode ? getLayoutParams(option) : {}; // Backward compat: using subType on theme.
    // But if name duplicate between series subType
    // (for example: parallel) add component mainType,
    // add suffix 'Series'.

    var themeSubType = this.subType;

    if (ComponentModel.hasClass(themeSubType)) {
      themeSubType += 'Series';
    }

    zrUtil.merge(option, ecModel.getTheme().get(this.subType));
    zrUtil.merge(option, this.getDefaultOption()); // Default label emphasis `show`

    modelUtil.defaultEmphasis(option.label, ['show']);
    this.fillDataTextStyle(option.data);

    if (layoutMode) {
      mergeLayoutParam(option, inputPositionParams, layoutMode);
    }
  },
  mergeOption: function (newSeriesOption, ecModel) {
    newSeriesOption = zrUtil.merge(this.option, newSeriesOption, true);
    this.fillDataTextStyle(newSeriesOption.data);
    var layoutMode = this.layoutMode;

    if (layoutMode) {
      mergeLayoutParam(this.option, newSeriesOption, layoutMode);
    }

    var data = this.getInitialData(newSeriesOption, ecModel); // TODO Merge data?

    if (data) {
      set(this, 'data', data);
      set(this, 'dataBeforeProcessed', data.cloneShallow());
    }
  },
  fillDataTextStyle: function (data) {
    // Default data label emphasis `show`
    // FIXME Tree structure data ?
    // FIXME Performance ?
    if (data) {
      var props = ['show'];

      for (var i = 0; i < data.length; i++) {
        if (data[i] && data[i].label) {
          modelUtil.defaultEmphasis(data[i].label, props);
        }
      }
    }
  },

  /**
   * Init a data structure from data related option in series
   * Must be overwritten
   */
  getInitialData: function () {},

  /**
   * @param {string} [dataType]
   * @return {module:echarts/data/List}
   */
  getData: function (dataType) {
    var data = get(this, 'data');
    return dataType == null ? data : data.getLinkedData(dataType);
  },

  /**
   * @param {module:echarts/data/List} data
   */
  setData: function (data) {
    set(this, 'data', data);
  },

  /**
   * Get data before processed
   * @return {module:echarts/data/List}
   */
  getRawData: function () {
    return get(this, 'dataBeforeProcessed');
  },

  /**
   * Coord dimension to data dimension.
   *
   * By default the result is the same as dimensions of series data.
   * But in some series data dimensions are different from coord dimensions (i.e.
   * candlestick and boxplot). Override this method to handle those cases.
   *
   * Coord dimension to data dimension can be one-to-many
   *
   * @param {string} coordDim
   * @return {Array.<string>} dimensions on the axis.
   */
  coordDimToDataDim: function (coordDim) {
    return modelUtil.coordDimToDataDim(this.getData(), coordDim);
  },

  /**
   * Convert data dimension to coord dimension.
   *
   * @param {string|number} dataDim
   * @return {string}
   */
  dataDimToCoordDim: function (dataDim) {
    return modelUtil.dataDimToCoordDim(this.getData(), dataDim);
  },

  /**
   * Get base axis if has coordinate system and has axis.
   * By default use coordSys.getBaseAxis();
   * Can be overrided for some chart.
   * @return {type} description
   */
  getBaseAxis: function () {
    var coordSys = this.coordinateSystem;
    return coordSys && coordSys.getBaseAxis && coordSys.getBaseAxis();
  },
  // FIXME

  /**
   * Default tooltip formatter
   *
   * @param {number} dataIndex
   * @param {boolean} [multipleSeries=false]
   * @param {number} [dataType]
   */
  formatTooltip: function (dataIndex, multipleSeries, dataType) {
    function formatArrayValue(value) {
      var vertially = zrUtil.reduce(value, function (vertially, val, idx) {
        var dimItem = data.getDimensionInfo(idx);
        return vertially |= dimItem && dimItem.tooltip !== false && dimItem.tooltipName != null;
      }, 0);
      var result = [];
      var tooltipDims = modelUtil.otherDimToDataDim(data, 'tooltip');
      tooltipDims.length ? zrUtil.each(tooltipDims, function (dimIdx) {
        setEachItem(data.get(dimIdx, dataIndex), dimIdx);
      }) // By default, all dims is used on tooltip.
      : zrUtil.each(value, setEachItem);

      function setEachItem(val, dimIdx) {
        var dimInfo = data.getDimensionInfo(dimIdx); // If `dimInfo.tooltip` is not set, show tooltip.

        if (!dimInfo || dimInfo.otherDims.tooltip === false) {
          return;
        }

        var dimType = dimInfo.type;
        var valStr = (vertially ? '- ' + (dimInfo.tooltipName || dimInfo.name) + ': ' : '') + (dimType === 'ordinal' ? val + '' : dimType === 'time' ? multipleSeries ? '' : formatTime('yyyy/MM/dd hh:mm:ss', val) : addCommas(val));
        valStr && result.push(encodeHTML(valStr));
      }

      return (vertially ? '<br/>' : '') + result.join(vertially ? '<br/>' : ', ');
    }

    var data = get(this, 'data');
    var value = this.getRawValue(dataIndex);
    var formattedValue = zrUtil.isArray(value) ? formatArrayValue(value) : encodeHTML(addCommas(value));
    var name = data.getName(dataIndex);
    var color = data.getItemVisual(dataIndex, 'color');

    if (zrUtil.isObject(color) && color.colorStops) {
      color = (color.colorStops[0] || {}).color;
    }

    color = color || 'transparent';
    var colorEl = getTooltipMarker(color);
    var seriesName = this.name; // FIXME

    if (seriesName === '\0-') {
      // Not show '-'
      seriesName = '';
    }

    seriesName = seriesName ? encodeHTML(seriesName) + (!multipleSeries ? '<br/>' : ': ') : '';
    return !multipleSeries ? seriesName + colorEl + (name ? encodeHTML(name) + ': ' + formattedValue : formattedValue) : colorEl + seriesName + formattedValue;
  },

  /**
   * @return {boolean}
   */
  isAnimationEnabled: function () {
    if (env.node) {
      return false;
    }

    var animationEnabled = this.getShallow('animation');

    if (animationEnabled) {
      if (this.getData().count() > this.getShallow('animationThreshold')) {
        animationEnabled = false;
      }
    }

    return animationEnabled;
  },
  restoreData: function () {
    set(this, 'data', get(this, 'dataBeforeProcessed').cloneShallow());
  },
  getColorFromPalette: function (name, scope) {
    var ecModel = this.ecModel; // PENDING

    var color = colorPaletteMixin.getColorFromPalette.call(this, name, scope);

    if (!color) {
      color = ecModel.getColorFromPalette(name, scope);
    }

    return color;
  },

  /**
   * Get data indices for show tooltip content. See tooltip.
   * @abstract
   * @param {Array.<string>|string} dim
   * @param {Array.<number>} value
   * @param {module:echarts/coord/single/SingleAxis} baseAxis
   * @return {Object} {dataIndices, nestestValue}.
   */
  getAxisTooltipData: null,

  /**
   * See tooltip.
   * @abstract
   * @param {number} dataIndex
   * @return {Array.<number>} Point of tooltip. null/undefined can be returned.
   */
  getTooltipPosition: null
});
zrUtil.mixin(SeriesModel, modelUtil.dataFormatMixin);
zrUtil.mixin(SeriesModel, colorPaletteMixin);
var _default = SeriesModel;
module.exports = _default;