public-handler.js 23.4 KB
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797
/*
 * @Author: Targaryen
 * @Date:   2016-06-02 15:50:47
 * @Last Modified by:   Targaryen
 * @Last Modified time: 2016-06-22 18:36:26
 */

'use strict';
const _ = require('lodash');
const helpers = global.yoho.helpers;
const queryString = require('querystring');

/**
 * 处理用于筛选的 URL , 拼接 URL 参数
 * @param originParam 当前 URL 中的参数
 * @param newParam 要拼接的 参数
 * @returns {string}
 */
const handleFilterUrl = (originParam, newParam) => {
    let dest = '?';
    let tempOriginParam = {};

    tempOriginParam = Object.assign(tempOriginParam, originParam, newParam);
    delete tempOriginParam.uid;

    _.forEach(tempOriginParam, function(value, key) {
        dest = dest + key + '=' + value + '&';
    });

    return _.trim(dest, '&');
};

/**
 * 处理最新降价折扣信息
 * @param params 当前 URL 的参数
 * @returns {Array|*[]}
 */
const handleSaleNewSaleSortData = (params) => {
    return [{
        name: '1~3折',
        href: handleFilterUrl(params, {p_d: '0.1,0.3'}),
        checked: params.p_d === '0.1,0.3'
    }, {
        name: '4~6折',
        href: handleFilterUrl(params, {p_d: '0.4,0.6'}),
        checked: params.p_d === '0.4,0.6'
    }, {
        name: '7折以上',
        href: handleFilterUrl(params, {p_d: '0.7,1'}),
        checked: params.p_d === '0.7,1'
    }];
};

/**
 * 处理断码区分类筛选数据
 * @return {[type]} [description]
 */
const handleSalebreakingYardsSortData = (origin, params) => {
    let dest = [];

    if (!_.isEmpty(params.sort)) {

        // 是否有分类筛选参数,如果有
        _.forEach(params.sort.split(','), sortParam => {
            _.forEach(origin, value => {

                // 判断是否在这组数据里面
                if (!_.isEmpty(_.find(value.sort_id.split(','), o => {
                    return o === sortParam;
                }))) {

                    // 如果在某组数据里面,组合数据退出循环
                    _.forEach(value.sub, subValue => {
                        dest.push({
                            checked: +params.size === +subValue.size_id,
                            href: handleFilterUrl(params, {
                                size: subValue.size_id
                            }),
                            name: subValue.size_name
                        });
                    });
                    return false;
                }
            });
        });
    } else { // 如果没有筛选参数,返回所有分类
        _.forEach(origin, value => {
            _.forEach(value.sub, subValue => {
                dest.push({
                    checked: +params.size === +subValue.size_id,
                    href: handleFilterUrl(params, {
                        size: subValue.size_id
                    }),
                    name: subValue.size_name
                });
            });
        });
    }

    return _.uniqWith(dest, _.isEqual);
};

/**
 * 处理选中数据
 * @param  {[type]} params [description]
 * @param  {[type]} origin [description]
 * @param  {[type]} param  [description]
 * @return {[type]}        [description]
 */
const handleCheckedData = (params, origin, param) => {
    let dest = [];

    // 品牌选中数据
    if (!_.isEmpty(origin)) {
        _.forEach(origin, value => {
            if (value.checked) {
                let tempPatam = {};

                tempPatam[param] = '';

                dest.push({
                    name: value.name,
                    href: handleFilterUrl(params, tempPatam)
                });
            }
        });
    }

    return dest;
};

/**
 * 处理品牌筛选数据
 * @param params
 * @param origin
 * @returns {{}}
 */
const handleBrandCheckedData = (params, origin) => {
    let dest = [];

    // 分拆品牌参数
    let brands = _.split(params.brand, ',');
    let intBrands = [];

    _.forEach(brands, value => {
        intBrands.push(parseInt(value, 10));
    });

    let checkedCount = 0;

    // 遍历品牌数据,如果在参数中,那么加 checked,将此数据加入到 checked 数组中
    if (!_.isEmpty(origin)) {
        _.forEach(origin, (value) => {
            if (typeof _.find(intBrands, o => {
                return _.isEqual(o, value.id);
            }) !== 'undefined') {

                let checked = {
                    name: value.name
                }; // push 到已选择数组

                // 为了不污染原始数据
                let tempIntBrands = _.cloneDeep(intBrands);

                // 去掉当前选项
                _.remove(tempIntBrands, n => {
                    return n === value.id;
                });

                // 拼接参数
                let brand = '';

                // 建议保留,需要品牌可以单个删除时放开注释即可
                // _.forEach(tempIntBrands, subValue => {
                //     brand += subValue + ',';
                // });

                // 清除参数,保留没有去掉的参数
                let tempParam = {
                    brand: brand
                };

                checked.href = handleFilterUrl(params, tempParam);
                if (checkedCount === 0) {
                    dest[0] = checked;
                } else if (checkedCount === 1) {
                    dest[0].name += '、' + checked.name.substring(0, 3) + '...';
                }
                checkedCount++;

                // 建议保留,需要品牌可以单个删除时放开注释即可
                // dest.push(checked);
            }
        });
    }
    return dest;
};

/**
 * 处理 opts 排序数据
 * @param params
 * @param total
 * @param extra 什么都可以传进来,多个参数传Object
 * @returns {{}}
 */
exports.handleSaleOptsData = (params, total, extra) => {
    let dest = {
        sortType: []
    };

    // 用来标记是否是折扣专场,折扣专场只需要前三个排序参数
    let count = (extra === 'discont') ? 3 : 4;

    for (let i = 0; i < count; i++) {
        let opt = {};

        switch (i) {
            case 0:
                opt.href = handleFilterUrl(params, {order: 's_t_desc'});
                if (extra === 'discont') { // 如果是折扣专场
                    opt.name = '全部';
                    if (_.isEmpty(params.order) || params.order === 's_t_desc') {
                        opt.active = true;
                    } else {
                        opt.active = false;
                    }
                } else {
                    opt.name = '最新';
                    opt.hasSortOrient = true;
                    if (_.isEmpty(params.order) || params.order === 's_t_desc') {
                        opt.active = true;
                    } else {
                        opt.active = false;
                    }
                    opt.desc = true;
                }
                break;
            case 1:
                if (params.order !== 's_p_desc' && params.order !== 's_p_asc') {
                    opt.href = handleFilterUrl(params, {order: 's_p_desc'});
                    opt.hasSortOrient = true;
                } else {
                    opt.hasSortOrient = true;
                    opt.active = true;
                    if (params.order === 's_p_desc') {
                        opt.href = handleFilterUrl(params, {order: 's_p_asc'});
                        opt.desc = false;
                    } else {
                        opt.href = handleFilterUrl(params, {order: 's_p_desc'});
                        opt.desc = true;
                    }
                }

                opt.name = '价格';
                break;
            case 2:
                if (params.order !== 'p_d_desc' && params.order !== 'p_d_asc') {
                    opt.href = handleFilterUrl(params, {order: 'p_d_desc'});
                    opt.hasSortOrient = true;
                } else {
                    opt.hasSortOrient = true;
                    opt.active = true;
                    if (params.order === 'p_d_desc') {
                        opt.href = handleFilterUrl(params, {order: 'p_d_asc'});
                        opt.desc = false;
                    } else {
                        opt.href = handleFilterUrl(params, {order: 'p_d_desc'});
                        opt.desc = true;
                    }
                }

                opt.name = '折扣';
                break;
            case 3:
                if (params.order !== 's_n_desc' && params.order !== 's_n_asc') {
                    opt.href = handleFilterUrl(params, {order: 's_n_desc'});
                    opt.hasSortOrient = true;
                } else {
                    opt.hasSortOrient = true;
                    opt.active = true;
                    if (params.order === 's_n_desc') {
                        opt.href = handleFilterUrl(params, {order: 's_n_asc'});
                        opt.desc = false;
                    } else {
                        opt.href = handleFilterUrl(params, {order: 's_n_desc'});
                        opt.desc = true;
                    }
                }

                opt.name = '销量';
                break;
            default:
                break;
        }

        dest.sortType.push(opt);
    }

    // 上下翻页数据处理
    dest.pageCounts = [{
        href: handleFilterUrl(params, {limit: 200}),
        count: 200
    }, {
        href: handleFilterUrl(params, {limit: 100}),
        count: 100
    }, {
        href: handleFilterUrl(params, {limit: 60}),
        count: 60
    }];

    dest.curPage = _.isEmpty(params.page) ? 1 : params.page; // 当前页码数

    // 每页商品数量
    dest.countPerPage = _.isEmpty(params.limit) ? 60 : params.limit;

    // 全部页码数量
    dest.pageCount = parseInt(total / (_.isEmpty(params.limit) ? 60 : params.limit), 10) + 1;

    // 每页多少商品
    let paramsLimit = parseInt((_.isEmpty(params.limit) ? 60 : params.limit), 10);

    // 上一页下一页
    let preHref = (!_.isEmpty(params.page) && parseInt(params.page, 10) > 1) ?
    parseInt(params.page, 10) - 1 : 1;
    let nextHref = (!_.isEmpty(params.page)) ? parseInt(params.page, 10) + 1 : 2;

    if (dest.pageCount > 1 && (parseInt(params.page, 10) !== 1) &&
        (parseInt(params.page, 10) !== dest.pageCount)) {
        dest.preHref = handleFilterUrl(params, {page: preHref});
        dest.nextHref = handleFilterUrl(params, {page: nextHref});
    } else if (dest.pageCount > 1 && (parseInt(params.page, 10) === 1)) {
        dest.nextHref = handleFilterUrl(params, {page: nextHref});
    } else if (dest.pageCount > 1 && (parseInt(params.page, 10) === dest.pageCount)) {
        dest.preHref = handleFilterUrl(params, {page: preHref});
    }

    // 全部商品数
    dest.totalCount = total;

    // 商品开始结束数
    dest.start = (!_.isEmpty(params.page) ? (params.page - 1) : 0) * paramsLimit + 1;
    if (total < paramsLimit) {
        dest.end = total;
    } else {
        dest.end = (dest.pageCount === parseInt(params.page, 10)) ?
            total : parseInt(dest.start, 10) + paramsLimit - 1;
    }

    return dest;
};

/**
 * 处理页面左侧分类筛选数据
 * @param origin 分类原始数据,一般是接口返回数据中的 group_sort 字段
 * @param params 当前 URL 中已有的参数
 * @param extra 可以任意传值用来处理特殊情况
 * @returns {{}}
 */
exports.handleSaleSortData = (origin, params, extra) => {
    let leftContent = {};

    leftContent.allSort = {};
    leftContent.allSort.list = [];

    // 删除 msort misort
    // delete params.msort;
    // delete params.misort;

    if (extra === 'discount') {
        let tempParams = _.cloneDeep(params);

        delete tempParams.sort;

        leftContent.allSort.all = {
            name: '全部品类',
            href: handleFilterUrl(tempParams, {sort: ''}),
            active: _.isEmpty(params.sort)
        };
    } else {
        leftContent.allSort.all = {
            name: '全部品类',
            href: handleFilterUrl(params, {sort: ''})
        };
    }

    _.forEach(origin, value => {

        let category = {
            name: value.category_name,
            num: value.node_count,
            childList: [],
            href: handleFilterUrl(params, {sort: value.relation_parameter.sort}),
            active: params.sort === value.relation_parameter.sort
        };

        _.forEach(value.sub, subValue => {
            category.childList.push({
                name: subValue.category_name,
                num: subValue.node_count,
                href: handleFilterUrl(params, {sort: subValue.relation_parameter.sort}),
                childActive: params.sort === subValue.relation_parameter.sort
            });
            if (params.sort === subValue.relation_parameter.sort) {
                category.active = true;
            }

        });

        leftContent.allSort.list.push(category);
    });

    return leftContent;
};

/**
 * 处理一般筛选数据
 * @param origin 要处理的筛选数据 filter
 * @param params 当前 URL 中已有的参数,处理选中状态使用
 * @returns {{}}
 */
exports.handleSaleFilterData = (origin, params) => {
    let dest = {
        brand: {
            default: [],
            brandsShow: [],
            brandIndex: [{
                index: 'all',
                name: '全部'
            }, {
                index: '0-9',
                name: '0~9'
            }],
            showMore: true,
            showMulti: true
        },
        price: [],
        gender: [],
        checkedConditions: {
            conditions: []
        }
    };

    // 品牌索引数据处理
    for (let i = 65; i < 91; i++) {
        dest.brand.brandIndex.push({
            index: String.fromCharCode(i).toLowerCase(),
            name: String.fromCharCode(i)
        });
    }

    // 品牌数据处理
    // 分拆品牌参数
    let brands = _.split(params.brand, ',');
    let intBrands = [];

    _.forEach(brands, value => {
        intBrands.push(parseInt(value, 10));
    });

    if (origin.brand) {
        let count = 0;

        _.forEach(origin.brand, function(value) {
            let brand = {
                checked: (typeof _.find(intBrands, o => {
                    return _.isEqual(o, value.id);
                }) !== 'undefined'),
                href: handleFilterUrl(params, {brand: value.id}),
                name: value.brand_name,
                key: value.brand_domain,
                id: value.id
            };

            if (!_.isEmpty(value.brand_alif)) {
                if (!_.isNaN(parseInt(value.brand_alif, 10))) {
                    brand.index = '0-9';
                } else {
                    brand.index = value.brand_alif.toLowerCase();
                }
            }

            if (count < 10) {
                dest.brand.default.push(brand);
            }

            dest.brand.brandsShow.push(brand);
            count++;
        });

        // 没有品牌的情况下将 brand 设置为 false,前端不显示 品牌
        if (_.size(dest.brand.brandsShow) <= 0) {
            dest.brand = false;
        } else {
            // 品牌排序
            dest.brand.brandsShow = _.sortBy(dest.brand.brandsShow, o => {
                return o.index;
            });
        }
    }

    // 处理价格筛选数据
    let priceRangechecked = false;

    if (!_.isEmpty(origin.priceRange)) {
        _.forEach(origin.priceRange, (value, key) => {
            if (params.price === key) {
                priceRangechecked = true;
            }
            let price = {
                checked: params.price === key,
                href: handleFilterUrl(params, {price: key}),
                name: value
            };

            dest.price.push(price);
        });
    }

    // 处理用户自主填写的价格区间
    if (!priceRangechecked && params.price) {
        let customPrice = _.split(params.price, ',');

        if (customPrice[1] !== '99999') {
            dest.customPrice = {
                min: customPrice[0],
                max: customPrice[1]
            };
            dest.checkedConditions.conditions.push({
                name: '¥ ' + customPrice[0] + '-' + customPrice[1],
                href: handleFilterUrl(params, {price: ''})
            });
        }
    }

    // 处理性别数据
    dest.gender = [{
        name: 'BOYS',
        href: handleFilterUrl(params, {gender: '1,3'}),
        checked: params.gender === '1,3'
    }, {
        name: 'GIRLS',
        href: handleFilterUrl(params, {gender: '2,3'}),
        checked: params.gender === '2,3'
    }];

    // 最新降价数据处理
    if (parseInt(params.saleType, 10) === 3) {
        dest.discount = handleSaleNewSaleSortData(params);

        // 最新降价筛选数据处理
        dest.checkedConditions.conditions = _.union(dest.checkedConditions.conditions,
            handleCheckedData(params, dest.discount, 'p_d'));
    }

    // 尺码处理
    if (!_.isEmpty(origin.size)) {

        if (params.saleType === '5') {

            // 断码区尺码处理
            dest.size = handleSalebreakingYardsSortData(origin.size, params);
        } else {
            dest.size = [];
            if (_.isArray(origin.size)) {
                _.forEach(origin.size, value => {
                    dest.size.push({
                        checked: parseInt(params.size, 10) === parseInt(value.size_id, 10),
                        href: handleFilterUrl(params, {
                            size: value.size_id
                        }),
                        name: value.size_name
                    });
                });
            } else {
                dest.size.push({
                    checked: parseInt(params.size, 10) === parseInt(origin.size.size_id, 10),
                    href: handleFilterUrl(params, {
                        size: origin.size.size_id
                    }),
                    name: origin.size.size_name
                });
            }
        }

        dest.checkedConditions.conditions = _.union(dest.checkedConditions.conditions,
            handleCheckedData(params, dest.size, 'size'));
    }

    // 清除所有选中数据
    let remainParams = {};

    if (params.id) {
        remainParams.id = params.id;
    }
    dest.checkedConditions.clearUrl = '?' + queryString.stringify(remainParams);

    // 处理频道筛选数据
    dest.checkedConditions.conditions = _.union(dest.checkedConditions.conditions,
        handleCheckedData(params, dest.gender, 'gender'));

    // 处理品牌筛选数据
    if (dest.brand.brandsShow) {
        dest.checkedConditions.conditions = _.union(dest.checkedConditions.conditions,
            handleBrandCheckedData(params, dest.brand.brandsShow));
    }

    // 处理价格筛选数据
    dest.checkedConditions.conditions = _.union(dest.checkedConditions.conditions,
        handleCheckedData(params, dest.price, 'price'));

    return dest;
};

/**
 * 处理首页 banner 数据
 * @param  {[type]} origin [description]
 * @return {[type]}        [description]
 */
exports.handleBannerData = (origin) => {
    let dest = {};

    dest.list = [];
    _.forEach(origin, function(value) {
        if (value.template_name === 'focus') {
            _.forEach(value.data, subValue => {

                dest.list.push({
                    bannerHeight: 450,
                    href: subValue.url,
                    img: subValue.src
                });
            });
        }

    });

    return dest;
};

/**
 * 面包屑导航 TODO
 * @type {[type]}
 */
exports.handlePathNavData = (data, params) => {
    let pathNav = [{
        href: '/product/outlets', // TODO
        name: 'OUTLET',
        pathTitle: 'OUTLET'
    }];

    _.forEach(data, (sort) => {
        if (sort.relation_parameter.sort === params.sort) {
            pathNav.push({
                name: sort.category_name,
                pathTitle: sort.category_name
            });
        }
        if (!_.isEmpty(sort.sub)) {
            _.forEach(sort.sub, misort => {
                if (misort.relation_parameter.sort === params.sort) {
                    pathNav.push({
                        href: helpers.urlFormat('/product/outlets/list', {sort: sort.relation_parameter.sort}),
                        name: sort.category_name,
                        pathTitle: sort.category_name
                    }, {
                        name: misort.category_name,
                        pathTitle: misort.category_name
                    });
                }
            });
        }
    });

    return {
        pathNav: pathNav
    };
};

/**
 * 分页
 * @param  {[type]} total 总页数
 * @param  {[type]} params 筛选条件
 * @return {[type]}        [description]
 */
exports.handlePagerData = (total, params) => {
    let dest = {
        prePage: {
            url: ''
        },
        nextPage: {
            url: ''
        },
        pages: []
    };

    let currentPage = parseInt(params.page || 1, 10); // 当前页
    let perPageCount = parseInt(params.limit || 60, 10); // 每页商品数
    let totalPage = parseInt(total / perPageCount, 10) + 1; // 总页数

    if (currentPage === 1) {
        // 当前页为 1,一定没有上一页
        delete dest.prePage;
    } else {
        dest.prePage.url = handleFilterUrl(params, {page: currentPage - 1});
    }

    if (currentPage === totalPage) {

        // 当前页为最后一页,一定没有下一页
        delete dest.nextPage;
    } else {
        dest.nextPage.url = handleFilterUrl(params, {page: currentPage + 1});
    }

    // 页码临时数据
    let pages = [];

    if (currentPage > 2 && currentPage <= totalPage - 2) {
        for (let i = currentPage - 2; i <= ((currentPage + 2) > totalPage ? totalPage : (currentPage + 2)); i++) {
            pages.push({
                url: handleFilterUrl(params, {page: i}),
                num: i,
                cur: currentPage === i
            });
        }

        // 处理页码小于等于 2 的情况
    } else if (currentPage <= 2) {
        for (let i = 1; i <= (totalPage < 5 ? totalPage : 5); i++) {
            pages.push({
                url: handleFilterUrl(params, {page: i}),
                num: i,
                cur: currentPage === i
            });
        }
    } else if (currentPage > totalPage - 2) {
        for (let i = totalPage; i >= totalPage - 4; i--) {
            pages.push({
                url: handleFilterUrl(params, {page: i}),
                num: i,
                cur: currentPage === i
            });
        }
        pages = _.sortBy(pages, ['num']);
    }

    let prevPages = [];
    let nextPages = [];

    if (_.size(pages) === 5) {
        if (currentPage > 4) {
            prevPages.push({
                url: handleFilterUrl(params, {page: 1}),
                num: 1
            });
            prevPages.push({
                num: '...'
            });
        }
        if (currentPage < totalPage - 2) {
            nextPages.push({
                num: '...'
            });
            nextPages.push({
                url: handleFilterUrl(params, {page: totalPage}),
                num: totalPage
            });
        }
    }

    // 商品开始结束数
    dest.tip = {
        total: total,
        start: (currentPage ? currentPage - 1 : 0) * perPageCount + 1
    };

    let endPageNum = (totalPage === currentPage) ?
        total : parseInt(dest.tip.start, 10) + perPageCount - 1;

    dest.tip.end = (total < perPageCount) ? total : endPageNum;
    dest.pages = _.concat(prevPages, pages, nextPages);

    return dest;

};

/**
 * 筛选类链接处理的对外接口
 * @type {[type]}
 */
exports.handleFilterUrl = handleFilterUrl;

/**
 * 处理选中数据的对外接口
 * @type {[type]}
 */
exports.handleCheckedData = handleCheckedData;