'use strict';

var AxisView = require('../axis/AxisView.js');
var CartesianAxisPointer = require('./CartesianAxisPointer.js');
var AxisPointerModel = require('./AxisPointerModel.js');
var AxisPointerView = require('./AxisPointerView.js');
var util = require('../../../../../../zrender@6.0.0/node_modules/zrender/lib/core/util.js');
var modelHelper = require('./modelHelper.js');
var axisTrigger = require('./axisTrigger.js');

function install(registers) {
  // CartesianAxisPointer is not supposed to be required here. But consider
  // echarts.simple.js and online build tooltip, which only require gridSimple,
  // CartesianAxisPointer should be able to required somewhere.
  AxisView.default.registerAxisPointerClass('CartesianAxisPointer', CartesianAxisPointer.default);
  registers.registerComponentModel(AxisPointerModel.default);
  registers.registerComponentView(AxisPointerView.default);
  registers.registerPreprocessor(function (option) {
    // Always has a global axisPointerModel for default setting.
    if (option) {
      (!option.axisPointer || option.axisPointer.length === 0) && (option.axisPointer = {});
      var link = option.axisPointer.link;
      // Normalize to array to avoid object mergin. But if link
      // is not set, remain null/undefined, otherwise it will
      // override existent link setting.
      if (link && !util.isArray(link)) {
        option.axisPointer.link = [link];
      }
    }
  });
  // This process should proformed after coordinate systems created
  // and series data processed. So put it on statistic processing stage.
  registers.registerProcessor(registers.PRIORITY.PROCESSOR.STATISTIC, function (ecModel, api) {
    // Build axisPointerModel, mergin tooltip.axisPointer model for each axis.
    // allAxesInfo should be updated when setOption performed.
    ecModel.getComponent('axisPointer').coordSysAxesInfo = modelHelper.collect(ecModel, api);
  });
  // Broadcast to all views.
  registers.registerAction({
    type: 'updateAxisPointer',
    event: 'updateAxisPointer',
    update: ':updateAxisPointer'
  }, axisTrigger.default);
}

exports.install = install;
