refactor: automatic read/load for Resource

packages/resource/index.js

@@ -1,8 +1,35 @@
-// import axios from 'axios';
 import uuid from 'uuid/v4';
 
 export class Resource {
 
+  static load(uri) {
+    return this.read(uri).then((json) => {
+      const instance = new this();
+      return instance.fromJSON(json);
+    });
+  }
+
+  static read(uri) {
+    if ('undefined' !== typeof window) {
+      return fetch(uri).then((response) => {
+        return response.json();
+      });
+    }
+    else {
+      return new Promise((resolve, reject) => {
+        const fs = require('fs');
+        const path = require('path');
+        const resourcePath = path.resolve(process.cwd(), 'resource');
+        fs.readFile(`${resourcePath}${uri}`, (error, buffer) => {
+          if (error) {
+            return reject(error);
+          }
+          resolve(JSON.parse(buffer.toString('utf8')));
+        });
+      });
+    }
+  }
+
   constructor() {
     this.uri_PRIVATE = undefined;
     this.uuid_PRIVATE = undefined;
@@ -47,11 +74,3 @@ export class Resource {
   }
 
 }
-
-Resource.createLoader = function(C) {
-  return (uri) => Resource.read(uri).then((O) => (new C()).fromJSON(O));
-}
-
-Resource.read = function(uri) {
-  return axios.get(uri).then(response => response.data);
-}