wiz-frameworks/lib/components/wizTableList/pageHelper/PageInfo.js

wizlong react framework

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _index = require('./index');

var _index2 = _interopRequireDefault(_index);

var _tool = require('../../../tool');

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

var $$ = _tool.utils_tool.$$;

/**
 * 分页对象
 */

var PageInfo = function () {
  function PageInfo() {
    _classCallCheck(this, PageInfo);

    this.pageNum = 1;
    this.pageSize = 10;
    this.total = 0;
    this.totalPages = 0;
    this.list = [];
    this.filters = {};
    this.sorts = {};
    this.reasonable = false;
  }
  // 页码，从1开始


  // 每页数量


  // 当前页的数量
  //size = 0;

  // 总记录数


  // 总页数


  // 结果集


  // 过滤条件 {name: 'jonn'}


  // 排序条件 {name: 'asc', age: 'desc'}


  //表头数据
  //headList = [];

  /**
   * 希望用户输入的页数不在合法范围（第一页到最后一页之外）
   * 时能够正确的响应到正确的结果页面，那么你可以配置reasonable为true，
   * 这时如果pageNum<1,会查询第一页，如果pageNum>总页数,会查询最后一页
   */


  _createClass(PageInfo, [{
    key: 'startPage',


    /**
     * 组装分页信息
     * @param {number} pageNum page number, default 1
     * @param {number} pageSize page size, default 10
     */
    value: function startPage() {
      var pageNum = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 1;
      var pageSize = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 10;

      this.pageNum = pageNum;
      this.pageSize = pageSize;
      this.size = 0;
      this.total = 0;
      this.totalPages = 0;
      this.list = [];
      this.filters = {};
      this.sorts = {};
      return this;
    }

    /**
     * 组装分页信息
     * @param {number} pageNum page number
     * @param {number} pageSize page size
     */

  }, {
    key: 'jumpPage',
    value: function jumpPage(pageNum, pageSize) {
      if (pageNum && pageNum <= Math.ceil(this.totalPages) || pageNum === 1) {
        this.pageNum = pageNum;
        if (pageSize) this.pageSize = pageSize;
      }
      return this;
    }

    /**
     * 拼接过滤条件
     * @param {object} q 过滤条件 {name: 'jonn', sex: 1}
     * @param {boolean} merge 是否将新条件与现有条件合并
     */

  }, {
    key: 'filter',
    value: function filter(q, merge) {
      if ($$.isObject(q)) {
        if (merge) {
          this.filters = _extends({}, this.filters, q);
        } else {
          this.filters = q;
        }
      }
      return this;
    }

    /**
     * 拼接排序条件
     * @param {object} q 排序字段 {name: 'asc', age: 'desc'}
     */

  }, {
    key: 'sortBy',
    value: function sortBy(q) {
      if ($$.isObject(q)) {
        this.sorts = q;
      }
      return this;
    }

    /**
     * 下一页或指定页数
     * @param {number} pageNum 
     */

  }, {
    key: 'nextPage',
    value: function nextPage(pageNum) {
      if (this.totalPages !== -1) {
        if (pageNum && pageNum <= Math.ceil(this.totalPages)) {
          this.pageNum = pageNum;
        } else if (this.pageNum + 1 <= Math.ceil(this.totalPages)) {
          this.pageNum++;
        }
      } else {
        this.pageNum = this.totalPages;
      }
      return this;
    }

    /**
     * 上一页
     */

  }, {
    key: 'prevPage',
    value: function prevPage() {
      if (this.totalPages !== -1) {
        if (this.pageNum - 1 > 0) {
          this.pageNum--;
        }
      } else {
        this.pageNum = 1;
      }
      return this;
    }

    // deprecate

  }, {
    key: 'send',
    value: function send(url, options) {
      var self = this;
      var pageNum = this.pageNum,
          pageSize = this.pageSize,
          filters = this.filters,
          sorts = this.sorts;

      var data = { pageNum: pageNum, pageSize: pageSize, filters: filters, sorts: sorts };

      if ($$.isFunction(_index2['default'].requestFormat)) {
        data = _index2['default'].requestFormat(this);
      }
      return $$.send(url, _extends({ data: data }, options)).then(function (resp) {
        if ($$.isFunction(_index2['default'].responseFormat)) {
          var newPageInfo = _index2['default'].responseFormat(resp);
          return _extends(self, newPageInfo);
        }
      });
    }
  }]);

  return PageInfo;
}();

exports['default'] = PageInfo;
module.exports = exports['default'];