Update 'GET' method

it can be shown api list by a path url

Author: tigi44

routes/findFile.js

@@ -0,0 +1,50 @@
+var fs      = require('fs');
+var path    = require('path');
+
+module.exports = {
+  extJson : '.json',
+  findFiles: function (startPath) {
+    if (!fs.existsSync(startPath)){
+        console.log("No file dir ", startPath);
+        return;
+    }
+
+    var fileNames = [];
+    var files = fs.readdirSync(startPath);
+    for(var i = 0; i < files.length; i++){
+        var filename = path.join(startPath, files[i]);
+        var stat = fs.lstatSync(filename);
+        if (stat.isDirectory()) {
+          fileNames = fileNames.concat(this.findFiles(filename));
+        } else {
+          filename = filename.replace('jsonFile', '');
+          if (path.extname(filename) == this.extJson) {
+            fileNames.push(filename);
+          }
+        }
+    }
+    return fileNames;
+  },
+  hierarchyFiles: function (files) {
+    var hierarchyFile = {};
+    for (var key in files) {
+      var fileName = files[key];
+      var topFolderName = fileName.match(/\/.*\//gi);
+
+      if (topFolderName) {
+        topFolderName = topFolderName.toString();
+        topFolderName = topFolderName.replace(/^\//, "");
+        topFolderName = topFolderName.replace(/\/$/, "");
+      } else {
+        topFolderName = "/";
+      }
+
+      if (!hierarchyFile[topFolderName]) {
+        hierarchyFile[topFolderName] = [];
+      }
+
+      hierarchyFile[topFolderName].push(fileName.replace(this.extJson, ''));
+    }
+    return hierarchyFile;
+  }
+};

routes/index.js

@@ -1,75 +1,27 @@
 var express = require('express');
 var router  = express.Router();
-var fs      = require('fs');
-var path    = require('path');
-var extJson = '.json';
+var ff      = require('../routes/findFile');
 
 /* GET json path list */
-router.get('/' + extJson, function(req, res, next) {
-  var files = findFiles('./jsonFile');
+router.get('/' + ff.extJson, function(req, res, next) {
+  var files = ff.findFiles('./jsonFile');
 
-  res.json(hierarchyFiles(files));
+  res.json(ff.hierarchyFiles(files));
 });
 
 /* GET home page. */
 router.get('/', function(req, res, next) {
   var contentType = req.headers['content-type'];
-  var files = findFiles('./jsonFile');
+  var files = ff.findFiles('./jsonFile');
 
   if (contentType == 'application/json') {
-    res.json(hierarchyFiles(files));
+    res.json(ff.hierarchyFiles(files));
   } else {
     res.render('index', {
       title       : 'JSON API TEST SERVER',
-      hierarchyFiles   : hierarchyFiles(files)
+      hierarchyFiles   : ff.hierarchyFiles(files)
     });
   }
 });
 
-function findFiles(startPath) {
-  if (!fs.existsSync(startPath)){
-      console.log("No file dir ", startPath);
-      return;
-  }
-
-  var fileNames = [];
-  var files = fs.readdirSync(startPath);
-  for(var i = 0; i < files.length; i++){
-      var filename = path.join(startPath, files[i]);
-      var stat = fs.lstatSync(filename);
-      if (stat.isDirectory()) {
-        fileNames = fileNames.concat(findFiles(filename));
-      } else {
-        filename = filename.replace('jsonFile', '');
-        if (path.extname(filename) == extJson) {
-          fileNames.push(filename);
-        }
-      }
-  }
-  return fileNames;
-}
-
-function hierarchyFiles(files) {
-  var hierarchyFile = {};
-  for (var key in files) {
-    var fileName = files[key];
-    var topFolderName = fileName.match(/\/.*\//gi);
-
-    if (topFolderName) {
-      topFolderName = topFolderName.toString();
-      topFolderName = topFolderName.replace(/^\//, "");
-      topFolderName = topFolderName.replace(/\/$/, "");
-    } else {
-      topFolderName = "/";
-    }
-
-    if (!hierarchyFile[topFolderName]) {
-      hierarchyFile[topFolderName] = [];
-    }
-
-    hierarchyFile[topFolderName].push(fileName.replace(extJson, ''));
-  }
-  return hierarchyFile;
-}
-
 module.exports = router;

routes/jsonFile.js

@@ -3,30 +3,42 @@ var router  = express.Router();
 var fs      = require('fs');
 var path    = require('path');
 var url     = require('url');
+var ff      = require('../routes/findFile');
 
 // get
 router.get('/', function(req, res, next) {
   var resultData;
-  var filepath = getFilePathByRequest(req);
+  var reqPath  = getFilePathByRequest(req);
+  var filePath = addExtNameJson(reqPath);
 
   try {
-    // filepath로 해당 파일을 찾은 경우 json으로 출력
-    var fileString = fs.readFileSync(filepath, 'utf8');
-    resultData = JSON.parse(fileString);
+    if (fs.existsSync(reqPath) && fs.lstatSync(reqPath).isDirectory()) {
+      resultData = ff.hierarchyFiles(ff.findFiles(reqPath));
+    } else if (fs.existsSync(filePath) && fs.lstatSync(filePath).isFile()) {
+      var fileString = fs.readFileSync(filePath, 'utf8');
+      resultData = JSON.parse(fileString);
+    } else {
+      next();
+    }
   } catch(e) {
     // console.log(e);
-    next();
+    var errorMessage = 'Fail Get';
+    var err = new Error(errorMessage);
+    err.status = 500;
+    next(err);
   }
+
   res.json(resultData);
 });
 
 // delete
 router.delete('/', function(req, res, next) {
   var resultData;
-  var filepath = getFilePathByRequest(req);
+  var filePath = getFilePathByRequest(req);
+      filePath = addExtNameJson(filePath);
 
   try {
-    fs.unlinkSync(filepath);
+    fs.unlinkSync(filePath);
     resultData = 'Success Delete';
   } catch(e) {
     // console.log(e);
@@ -42,11 +54,12 @@ router.delete('/', function(req, res, next) {
 router.post('/', function(req, res, next) {
   var resultData;
   var json = req.body;
-  var filepath = getFilePathByRequest(req);
+  var filePath = getFilePathByRequest(req);
+      filePath = addExtNameJson(filePath);
 
   try {
-    mkdirp(filepath);
-    fs.writeFileSync(filepath, JSON.stringify(json), 'utf8');
+    mkdirp(filePath);
+    fs.writeFileSync(filePath, JSON.stringify(json), 'utf8');
     resultData = json;
   } catch(e) {
     // console.log(e);
@@ -60,31 +73,29 @@ router.post('/', function(req, res, next) {
 
 function addExtNameJson(urlPath) {
   var resultPath;
-  var extJson = '.json';
   var extname = path.extname(urlPath);
 
   if (extname) {
-    if (extname == extJson) {
+    if (extname == ff.extJson) {
       resultPath = urlPath;
     } else {
-      resultPath = urlPath.replace(extname, extJson);
+      resultPath = urlPath.replace(extname, ff.extJson);
     }
   } else {
-    resultPath = urlPath + extJson;
+    resultPath = urlPath + ff.extJson;
   }
 
   return resultPath;
 }
 
 function getFilePathByRequest(req) {
   var urlPath = url.parse(req.originalUrl).pathname;
-  urlPath     = addExtNameJson(urlPath);
 
   return path.join('./jsonFile', urlPath.toLowerCase());
 }
 
-function mkdirp(filepath) {
-  var dirname = path.dirname(filepath);
+function mkdirp(filePath) {
+  var dirname = path.dirname(filePath);
   if (fs.existsSync(dirname)) {
     return true;
   }