'xml-hbs'

@@ -6,6 +6,9 @@ const hbs = require('express-handlebars');
 const config = require('./config/config');
 const yohoLib = require('yoho-node-lib');
 
+// set root path
+global.ROOT_PATH = path.join(__dirname, '');
+
 // 全局注册library
 yohoLib.global(config);
 global.yoho.redis = require('./libs/redis');
@@ -27,6 +30,9 @@ app.engine('hbs', hbs({
 app.set('views', path.join(__dirname, 'apps/views'));
 app.set('view engine', 'hbs');
 
+// 设置public文件夹为存放静态文件的目录
+app.use('/dist', express.static(path.join(__dirname, './public/dist/')));
+
 // 添加请求上下文
 app.use(global.yoho.httpCtx());
 

@@ -2,10 +2,8 @@
 const SeoIndexModel = require('../../models/seo/index');
 
 const index = (req, res) => {
-
-    return req.ctx(SeoIndexModel).searchMipHandle(req.params).then(result => {
-        res.setHeader('Content-Type', 'text/xml; charset=utf-8');
-        res.render('seo/index', {products: result});
+    return req.ctx(SeoIndexModel).writerGoodsXml(req.params).then(result => {
+        return res.json(result);
     });
 };
 

 'use strict';
+
+const ROOT_PATH = global.ROOT_PATH;
 const _ = require('lodash');
+const fs = require('fs');  
 const moment = require('moment');
 const helpers = global.yoho.helpers;
+const goodsHbs = require(`${ROOT_PATH}/hbs/partials/seo/index.hbs`);
 const STEP = 5;
 
 class SeoIndexModel extends global.yoho.BaseModel {
@@ -9,24 +13,31 @@ class SeoIndexModel extends global.yoho.BaseModel {
         super(ctx);
     }
 
-    searchMipHandle(params) {
-        let products = [];
+    writerGoodsXml(params) {
         let page = ((params.page || 1) - 1) * STEP + 1;
+        let fileName  = `goods-${page}.xml`;
 
-        params.limit = params.limit > 100 ? 100 : params.limit;
+        return this.searchGoodsHandle(params, []).then(result => {
+            if (result.length <= 0) {
+                return {code: 400, data: ''};
+            }
 
-        return Promise.all([
-            this.searchList(Object.assign({}, params, {page: page})),
-            this.searchList(Object.assign({}, params, {page: page + 1})),
-            this.searchList(Object.assign({}, params, {page: page + 2})),
-            this.searchList(Object.assign({}, params, {page: page + 3})),
-            this.searchList(Object.assign({}, params, {page: page + 4}))
-        ]).then(rdata => {
-            let productLists = [];
+            const fWrite = fs.createWriteStream(`${ROOT_PATH}/public/dist/${fileName}`);
 
-            _.each(rdata, item => {
-                productLists = productLists.concat(_.get(item, 'data.product_list', []));
-            });
+            fWrite.write(goodsHbs({products: result}));
+
+            return {code: 200, data: `http://127.0.0.1:6005/dist/${fileName}`};
+        });
+    }
+
+    searchGoodsHandle(params, products) {
+
+        return this.searchList(params, products).then(rdata => {
+            let productLists = _.get(rdata, 'data.product_list', []);
+
+            if (productLists.length <= 0) {
+                return products;
+            }
 
             _.each(productLists, item => {
                 let images = [];
@@ -43,7 +54,7 @@ class SeoIndexModel extends global.yoho.BaseModel {
                 });
 
                 products.push({
-                    loc: `https://www.yohobuy.com`,
+                    loc: 'https://www.yohobuy.com',
                     lastmod: moment.unix(item.edit_time).format('YYYY-MM-DD'),
                     changefreq: 'weekly',
                     priority: 1.0,

@@ -72,18 +72,20 @@
                 </offers>
                 {{/offers}}
                 <structuredCategory>
-                    <categoryLv1>{{structuredCategory.categoryLv1}}</categoryLv1>
-                    <categoryLv2>{{structuredCategory.categoryLv2}}</categoryLv2>
-                    <categoryLv3>{{structuredCategory.categoryLv3}}</categoryLv3>
-                    <categoryLv4>{{structuredCategory.categoryLv4}}</categoryLv4>
+                    {{#if structuredCategory.categoryLv1}}<categoryLv1>{{structuredCategory.categoryLv1}}</categoryLv1>{{/if}}
+                    {{#if structuredCategory.categoryLv2}}<categoryLv2>{{structuredCategory.categoryLv2}}</categoryLv2>{{/if}}
+                    {{#if structuredCategory.categoryLv3}}<categoryLv3>{{structuredCategory.categoryLv3}}</categoryLv3>{{/if}}
+                    {{#if structuredCategory.categoryLv4}}<categoryLv4>{{structuredCategory.categoryLv4}}</categoryLv4>{{/if}}
                 </structuredCategory>
-                <exifData>
-                    <name>{{exifData.name}}</name>
-                    <value>{{exifData.value}}</value>
-                    <propertyID>{{exifData.propertyID}}</propertyID>
-                    <unitText>{{exifData.unitText}}</unitText>
-                    <unitCode>{{exifData.unitCode}}</unitCode>
-                </exifData>
+                {{#if exifData.name}}
+                    <exifData>
+                        <name>{{exifData.name}}</name>
+                        <value>{{exifData.value}}</value>
+                        <propertyID>{{exifData.propertyID}}</propertyID>
+                        <unitText>{{exifData.unitText}}</unitText>
+                        <unitCode>{{exifData.unitCode}}</unitCode>
+                    </exifData>
+                {{/if}}
                 <id>{{id}}</id>
             </display>
         </data>