react-page-y/lib/page.js

'use strict';

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

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 _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _reactRedux = require('react-redux');

var _reactSvgY = require('react-svg-y');

var _reactSvgY2 = _interopRequireDefault(_reactSvgY);

var _themeY = require('theme-y');

var _reactUtilsY = require('react-utils-y');

var _style = require('./style');

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"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var getTheme = function getTheme(_this) {
    // designationTheme  指定的主题，  theme  redux设置的全局主题,
    var themeName = _this.props.theme || "default";
    return _this.state.theme[themeName].page;
};

var PageComponent = function (_Theme) {
    _inherits(PageComponent, _Theme);

    function PageComponent(props) {
        _classCallCheck(this, PageComponent);

        var _this2 = _possibleConstructorReturn(this, (PageComponent.__proto__ || Object.getPrototypeOf(PageComponent)).call(this, props));

        _this2.pageClick = function (pageNum, type) {
            if (pageNum != _this2.state.current) {
                _this2.setState({
                    current: pageNum,
                    flag: type == 1 ? 1 : 0
                });
            }
            var _this = _this2;
            setTimeout(function () {
                _this.props.handlePage(pageNum);
            }, 100);
        };

        _this2.handlePrev = function () {
            var cur = _this2.state.current;
            if (cur > 1) {
                _this2.pageClick(cur - 1);
            }
        };

        _this2.handleNext = function () {
            var cur = _this2.state.current;
            if (cur < _this2.state.totalPage) {
                _this2.pageClick(cur + 1);
            }
        };

        _this2.setGoValue = function (e) {
            _this2.setState({ goValue: e.target.value });
        };

        _this2.handleInputPage = function () {
            var value = _this2.state.goValue;
            if (!/^[1-9]\d*$/.test(value)) {
                //alert('页码只能输入大于1的正整数');
                console.log('页码只能输入大于1的正整数');
            } else if (parseInt(value) > parseInt(_this2.state.totalPage)) {
                //alert('没有这么多页');
                console.log('没有这么多页');
            } else {
                _this2.pageClick(value, 1);
            }
        };

        _this2.handleChoose = function (e) {
            var myselect = document.getElementById('pageSize');
            var index = myselect.selectedIndex;
            var pagesize = myselect.options[index].value;
            _this2.setState({
                pageSize: pagesize,
                totalPage: Math.ceil(_this2.state.totalNum / pagesize), // 总页数
                showList: !_this2.state.showList
            });
            console.log(Number(e.target.innerText));
        };

        _this2.handleOver = function () {
            _this2.setState({
                showList: true
            });
        };

        _this2.handleOut = function () {
            _this2.setState({
                showList: false
            });
        };

        var _state = {
            flag: 0,
            current: 1, //当前页码
            pageSize: 10, //每页显示的条数5条
            goValue: '', //点击跳转的值
            totalNum: 0, //总记录数
            totalPage: 0, //总页数
            showList: false
        };
        _this2.state = _reactUtilsY._Object.merge(_this2.state || {}, _state);
        return _this2;
    }

    _createClass(PageComponent, [{
        key: 'componentWillMount',
        value: function componentWillMount() {}
    }, {
        key: 'componentDidMount',
        value: function componentDidMount() {
            var pagesize = this.props.pageSize || 10;
            this.setState({
                pageSize: pagesize, // 每页数目
                oldPageSize: pagesize,
                totalNum: this.props.totalNum, // 总记录数
                current: this.props.pageNumber, // 当前页码
                totalPage: Math.ceil(this.props.totalNum / pagesize) // 总页数
            });
        }
    }, {
        key: 'componentWillReceiveProps',
        value: function componentWillReceiveProps(nextProps) {
            if (this.state.oldPageNumber != nextProps.pageNumber) {
                this.setState({
                    current: nextProps.pageNumber // 当前页码
                });
            }
            this.setState({
                //goValue: nextProps.pageNumber == 1 ? nextProps.pageNumber : this.state.flag == 1 ? this.state.goValue : nextProps.pageNumber,
                goValue: "",
                totalNum: nextProps.totalNum, // 总记录数
                totalPage: Math.ceil(nextProps.totalNum / this.state.pageSize) // 总页数
            });
        }
    }, {
        key: 'render',
        value: function render() {
            var styles = _reactUtilsY._Object.merge({}, (0, _style.pageSty)(getTheme(this)));
            //当前页码
            var cur = this.state.current;
            //显示分页按钮
            var pageNum = [];
            var begin = void 0;
            var len = void 0;
            if (this.state.totalPage > 5) {
                len = 5;
                if (cur >= this.state.totalPage - 2) {
                    begin = this.state.totalPage - 4;
                } else if (cur <= 3) {
                    begin = 1;
                } else {
                    begin = cur - 2;
                }
            } else {
                len = this.state.totalPage;
                begin = 1;
            }
            //根据返回的总记录数计算当前页显示的数据
            for (var i = 0; i < len; i++) {
                var _cur = this.state.current;
                var showI = begin + i;
                if (_cur == showI) {
                    pageNum.push({ num: showI, cur: true });
                } else {
                    pageNum.push({ num: showI, cur: false });
                }
            }
            var _this = this;
            return _react2.default.createElement(
                'div',
                { style: styles.pageBox },
                _react2.default.createElement(
                    'div',
                    { style: styles.pageNumBox },
                    _react2.default.createElement(
                        'a',
                        { style: this.state.current == 1 ? styles.pagebtnDisabled : styles.pagebtnBox,
                            onClick: this.handlePrev },
                        "<"
                    ),
                    _react2.default.createElement(
                        'span',
                        { style: styles.pageNumCont },
                        pageNum.map(function (curPageNum, i) {
                            return _react2.default.createElement(
                                'a',
                                { style: curPageNum.cur ? styles.currentNum : styles.numBox,
                                    onClick: _this.pageClick.bind(_this, curPageNum.num),
                                    key: i },
                                curPageNum.num
                            );
                        })
                    ),
                    _react2.default.createElement(
                        'a',
                        { style: this.state.current == this.state.totalPage ? styles.pagebtnDisabled : styles.pagebtnBox,
                            onClick: this.handleNext },
                        ">"
                    )
                ),
                _react2.default.createElement(
                    'div',
                    { style: styles.textBox },
                    '\u603B\u5171 ',
                    _react2.default.createElement(
                        'label',
                        { style: styles.labelN },
                        ' ',
                        this.state.totalNum,
                        ' '
                    ),
                    ' \u6761 \u6BCF\u9875',
                    _react2.default.createElement(
                        'div',
                        { style: styles.pageSizeBox,
                            onMouseOver: this.handleOver,
                            onMouseOut: this.handleOut
                        },
                        _react2.default.createElement(
                            'select',
                            { id: 'pageSize', onChange: this.handleChoose, style: styles.pageSize },
                            _react2.default.createElement(
                                'option',
                                { value: '10' },
                                '10'
                            ),
                            _react2.default.createElement(
                                'option',
                                { value: '20' },
                                '20'
                            ),
                            _react2.default.createElement(
                                'option',
                                { value: '30' },
                                '30'
                            ),
                            _react2.default.createElement(
                                'option',
                                { value: '50' },
                                '50'
                            ),
                            _react2.default.createElement(
                                'option',
                                { value: '100' },
                                '100'
                            )
                        ),
                        _react2.default.createElement(
                            'span',
                            { style: styles.svg },
                            _react2.default.createElement(_reactSvgY2.default, { type: 'Bottom', width: '1rem', height: '1rem', fill: '#ccc' })
                        )
                    ),
                    '\u6761',
                    _react2.default.createElement(
                        'label',
                        { style: styles.labelN },
                        '\u5171',
                        this.state.totalPage,
                        '\u9875'
                    ),
                    '\u5230\u7B2C',
                    _react2.default.createElement('input', { type: 'text', style: styles.inputBox, value: this.state.goValue,
                        onChange: this.setGoValue }),
                    '\u9875',
                    _react2.default.createElement(
                        'span',
                        { style: styles.jumpBox, onClick: this.handleInputPage },
                        'Go'
                    )
                )
            );
        }
    }]);

    return PageComponent;
}(_themeY.Theme);

var mapStateToProps = function mapStateToProps(state) {
    return {
        theme: state.theme
    };
};

var mapDispatchToProps = function mapDispatchToProps(dispatch) {
    return {};
};

exports.default = (0, _reactRedux.connect)(mapStateToProps, mapDispatchToProps)(PageComponent);
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