Update project directory

search 기능 구현

@@ -5,6 +5,7 @@ var methodOverride = require('method-override');
 var flash = require('connect-flash');
 var session = require('express-session');
 var passport = require('./config/passport');
+var multer = require('multer');
 //require('./config/passport');
 
 var app = express();

@@ -18,6 +18,7 @@
     "express-session": "^1.17.1",
     "method-override": "^3.0.0",
     "mongoose": "^5.12.8",
+    "multer": "^1.4.2",
     "passport": "^0.4.1",
     "passport-local": "^1.0.0"
   }

@@ -7,6 +7,32 @@ var util = require('../util');
 
 // Post home
 router.get('/', function(req, res){
+        var page = Math.max(1, parseInt(req.query.page));
+        var limit = Math.max(1, parseInt(req.query.limit));
+        page = !isNaN(page)?page:1;
+        limit = !isNaN(limit)?limit:10;
+      
+        var searchQuery = createSearchQuery(req.query); // 1
+      
+        var skip = (page-1)*limit;
+        var count = await Post.countDocuments(searchQuery); // 1-1
+        var maxPage = Math.ceil(count/limit);
+        var posts = await Post.find(searchQuery) // 1-2
+          .populate('author')
+          .sort('-createdAt')
+          .skip(skip)
+          .limit(limit)
+          .exec();
+      
+        res.render('posts/index', {
+          posts:posts,
+          currentPage:page,
+          maxPage:maxPage,
+          limit:limit,
+          searchType:req.query.searchType, // 2
+          searchText:req.query.searchText  // 2
+        });
+      });
     Post.find({})
     .populate('author')
     .sort('-createdAt')
@@ -14,7 +40,6 @@ router.get('/', function(req, res){
         if(err){return res.json(err)};
         res.render('posts/index', {posts:posts});
     });
-});
 
 
 // Post new
@@ -34,10 +59,26 @@ router.post('/', util.isLoggedin, function(req, res){
             req.flash('errors', util.parseError(err));
             return res.redirect('/posts/new');
         };
-        res.redirect('/posts');
+        res.redirect('/posts'+res.locals.getPostQueryString(false, { page:1, searchText:'' }));
     });
 });
 
+function createSearchQuery(queries){
+    var searchQuery = {};
+    if(queries.searchType && queries.searchText && queries.searchText.length >= 3){ // 1
+      var searchTypes = queries.searchType.toLowerCase().split(',');
+      var postQueries = [];
+      if(searchTypes.indexOf('title')>=0){
+        postQueries.push({ title: { $regex: new RegExp(queries.searchText, 'i') } }); // 2
+      }
+      if(searchTypes.indexOf('body')>=0){
+        postQueries.push({ body: { $regex: new RegExp(queries.searchText, 'i') } });
+      }
+      if(postQueries.length > 0) searchQuery = {$or:postQueries}; // 3
+    }
+    return searchQuery;
+  }
+
 
 // Post show
 router.get('/:id', util.isLoggedin, function(req, res){

@@ -33,6 +33,26 @@ util.noPermission = function(req, res){
   res.redirect('/login');
 }
 
+util.getPostQueryString = function(req, res, next){
+  res.locals.getPostQueryString = function(isAppended=false, overwrites={}){    
+    var queryString = '';
+    var queryArray = [];
+    var page = overwrites.page?overwrites.page:(req.query.page?req.query.page:'');
+    var limit = overwrites.limit?overwrites.limit:(req.query.limit?req.query.limit:'');
+    var searchType = overwrites.searchType?overwrites.searchType:(req.query.searchType?req.query.searchType:''); // 1
+    var searchText = overwrites.searchText?overwrites.searchText:(req.query.searchText?req.query.searchText:''); // 1
 
+    if(page) queryArray.push('page='+page);
+    if(limit) queryArray.push('limit='+limit);
+    if(searchType) queryArray.push('searchType='+searchType); // 1
+    if(searchText) queryArray.push('searchText='+searchText); // 1
+
+    if(queryArray.length>0) queryString = (isAppended?'&':'?') + queryArray.join('&');
+
+    return queryString;
+  }
+  next();
+}
 
 module.exports = util;
+

@@ -10,7 +10,6 @@
     <div class="container mb-3">
       <div>
         <h2 class="mb-3" style="font-weight: bold; font-style:italic; float:left;">Memory</h2>  
-
         <div style="float:right">
           <% if(isAuthenticated){ %>
             <a class="btn btn-outline-primary" href="/posts/new">Write Memory</a>
@@ -57,5 +56,26 @@
 
 
     </div>
+    <form action="/posts" method="get" class="post-index-tool"> <!-- 1 -->
+      <div class="form-row">
+      
+        <div class="form-group col-9"> <!-- 2 -->
+          <label>Search</label>
+          <div class="input-group">
+            <select name="searchType" class="custom-select">
+              <option value="title,body" <% searchType=='title,body'?'selected':'' %>>Title, Body</option>
+              <option value="title" <%= searchType=='title'?'selected':'' %>>Title</option>
+              <option value="body" <%= searchType=='body'?'selected':''' %>>Body</option>
+            </select>
+            <input minLength="3" type="text" name="searchText" value="<%= searchText %>">
+            <div class="input-group-append">
+              <button class="btn btn-outline-primary" type="submit">search</button>
+            </div>
+          </div>
+        </div>
+
+      </div>
+    </form>
+
   </body>
 </html>
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