move IAPIObject to different module

pairent_frontend_react/src/API/IAPIObject.js

@@ -0,0 +1,57 @@
+
+/**
+ * Basic API interaction & local caching interface
+ */
+class IAPIObject {
+    /**
+     * Local storage key used to save data.
+     * @type {string}
+     */
+    static storage_key = undefined;
+
+    static _checkStorageSupport() {
+        if (this.storage_key === undefined) {
+            throw Error('This doesn\'t support local storage');
+        }
+    }
+
+    _getStorageKey() {
+        return Object.getPrototypeOf(this).constructor.storage_key;
+    }
+
+    _IcheckStorageSupport() {
+        if (this._getStorageKey() === undefined) {
+            throw Error('This doesn\'t support local storage');
+        }
+    }
+
+    /** @returns {ThisType} */
+    static restoreFromLocalStorage() {
+        _checkStorageSupport();
+        if (!window.sessionStorage.getItem(this.storage_key))
+            return false;
+        return new APIToken(window.sessionStorage.getItem(this.storage_key));
+    }
+
+    /** @returns {boolean} */
+    static isCached() {
+        this._checkStorageSupport();
+        if (window.sessionStorage.getItem(this.storage_key)) {
+            return true;
+        }
+        return false;
+    }
+
+    /**
+     * Save this object to local storage
+     * @throws {QuotaExceededError}
+     * @returns {void}
+     */
+    saveToLocalStorage() {
+        this._IcheckStorageSupport();
+
+        window.sessionStorage.setItem(this._getStorageKey(), JSON.stringify(this));
+    }
+}
+
+export { IAPIObject };

pairent_frontend_react/src/API/User.js

@@ -1,6 +1,8 @@
 import axios from 'axios';
 import constants from '../constants';
 
+import { IAPIObject } from './IAPIObject';
+
 const { API_ROOT, api_path } = constants;
 
 class UserLoginResponse {
@@ -14,58 +16,6 @@ class UserLoginResponse {
     id;
 }
 
-class IAPIObject {
-    /**
-     * Local storage key used to save data.
-     * @type {string}
-     */
-    static storage_key = undefined;
-
-    static _checkStorageSupport() {
-        if (this.storage_key === undefined) {
-            throw Error('This doesn\'t support local storage');
-        }
-    }
-
-    _getStorageKey() {
-        return Object.getPrototypeOf(this).constructor.storage_key;
-    }
-
-    _IcheckStorageSupport() {
-        if (this._getStorageKey() === undefined) {
-            throw Error('This doesn\'t support local storage');
-        }
-    }
-
-    /** @returns {ThisType} */
-    static restoreFromLocalStorage() {
-        _checkStorageSupport();
-        if (!window.sessionStorage.getItem(this.storage_key))
-            return false;
-        return new APIToken(window.sessionStorage.getItem(this.storage_key));
-    }
-
-    /** @returns {boolean} */
-    static isCached() {
-        this._checkStorageSupport();
-        if (window.sessionStorage.getItem(this.storage_key)) {
-            return true;
-        }
-        return false;
-    }
-
-    /**
-     * Save this object to local storage
-     * @throws {QuotaExceededError}
-     * @returns {void}
-     */
-    saveToLocalStorage() {
-        this._IcheckStorageSupport();
-
-        window.sessionStorage.setItem(this._getStorageKey(), JSON.stringify(this));
-    }
-}
-
 class APIToken extends IAPIObject {
     
     static storage_key = 'pairent_api_key';