/**
 * 处理学生营销相关数据结构
 * @date: 2016-08-06 18:20:52
 * @author: sefon<809775195@qq.com>
 */
'use strict';

const utils = '../../../utils';
const _ = require('lodash');
const helpers = global.yoho.helpers;
const productProcess = require(`${utils}/product-process`);
const crypto = global.yoho.crypto;

/**
 * 优惠券
 * @params data array
 * @return Object
 */
const getCoupon = (data) => {
    let dest = [];

    _.forEach(data, (value) => {
        dest.push({
            imgUrl: helpers.image(value.image.src, 400, 400),
            url: value.image.url,
            id: crypto.encryption('yoho9646abcdefgh', value.couponID)
        });
    });

    return dest;
};

/**
 * 补零
 * @params data array
 * @return Object
 */
const pad = (num, n) => {
    let len = num.toString().length;

    while (len < n) {
        num = '0' + num;
        len++;
    }
    return num;
};

/**
 * 认证学生总数
 * @params data array
 * @return Object
 */
exports.studentsNum = (data) => {
    let dest = [];

    data = pad(data, 7);
    for (let i = 0; i < data.length; i++) {
        dest.push(data.charAt(i));
    }
    return dest;
};

/**
 * 处理学生营销资源位数据
 * @params data array 资源位接口返回数据
 * @return object
 */
exports.studentResource = (data) => {
    let dest = {couponObj: {}};
    let rightsTextObj = [{
                    rightName: '认证立赠100有货币',
                    rightContent: '认证成功，立即赠送100有货币。'
                },{
                    rightName: '新品立享9折',
                    rightContent: '学生购买指定原价新品时，可立即享受9折优惠，此折扣与VIP折扣不可同时享受。'
                },{
                    rightName: '每1元返1个有货币',
                    rightContent: '学生购买指定商品时，每1元返1个有货币（以商品的实际成交金额计算）；<br>' +
                    '有货币返还时间：确认收货7日后，系统自动将对应数量的有货币返还至购买账户；<br>' +
                    '有货币有效期：获得当日至次年12月31日，逾期自动作废；<br>' +
                    '查看有货币：登录后，点击“个人中心”在“我的有货币”中可以查看有货币余额及明细。'
                },{
                    rightName: '分期付款',
                    rightContent: '开通有货分期后，可享受部分商品30天延后付款，最长6个月的分期付款，开启任性购物模式。'
                }];

    _.forEach(data, (value) => {
        switch (value.template_name) {
            case 'focus':
                Object.assign(dest, {mainBanner: {list: value.data, floorId: value.template_id}});
                break;
            case 'getCoupon':
                Object.assign(dest.couponObj, {couponItem: getCoupon(value.data), floorId: value.template_id});
                break;
            case 'recommend_content_five':
                Object.assign(value.data.list[0], rightsTextObj[0]);
                Object.assign(value.data.list[1], rightsTextObj[1]);
                Object.assign(value.data.list[2], rightsTextObj[2]);
                Object.assign(value.data.list[3], rightsTextObj[3]);
                Object.assign(dest, {rightsObj: {rightsItem: value.data.list || {}, floorId: value.template_id}});
                break;
            case 'image_list':
                Object.assign(dest, {activityObj: {activityItem: value.data.list || {}, floorId: value.template_id} });
                break;
            case 'link':
                Object.assign(dest, {moreProducts: value.data[0].url || ''});
                break;
            case 'single_image':
                Object.assign(dest, {identityObj: {
                    adImg: value.data[0].src || '', url: value.data[0].url,
                    identityItem: {sendCoin: value.data[0].title || 100},
                    floorId: value.template_id}
                });
                break;
            case 'titleFloor':
                Object.assign(dest.couponObj, {couponMore: value.data.title || {}});
                break;
            default:
                break;
        }
    });
    _.isEmpty(dest.couponObj) ? delete dest.couponObj : '';
    return dest;
};

/**
 * 处理学生商品
 * @params data array 资源位接口返回数据
 * @return object
 */
exports.stuProducts = (data) => {
    let products = productProcess.processProductList(data, {showTags: false});

    _.forEach(data, (value, key) => {
        delete data[key].discount;
        data[key].market_price = data[key].sales_price;
        delete data[key].sales_price;
        if (value.student_price) {
            Object.assign(data[key], {for_stu: true});
        }
    });
    return products;
};

exports.stuVerify = (result, params) => {
    let data = {resultParams: params};

    if (result.code === 200) {
        data.isError = false;
        data.isStudent = result.data.isStudent === 1 ? true : false;
        data.prompt = result.data.prompt;
    } else {
        data.isError = true;
        data.errorMsg = result.message;
    }

    return data;
};