[MAJOR][FIRSTCOMMIT] Added basic routes, controllers, repos to kanban service (no postgres yet)

lib/util/SessionUtil.js

@@ -0,0 +1,74 @@
+"use strict";
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const HttpStatusCodes_1 = __importDefault(require("@src/constants/HttpStatusCodes"));
+const classes_1 = require("@src/other/classes");
+const jsonwebtoken_1 = __importDefault(require("jsonwebtoken"));
+const EnvVars_1 = __importDefault(require("../constants/EnvVars"));
+// **** Variables **** //
+// Errors
+const Errors = {
+    ParamFalsey: 'Param is falsey',
+    Validation: 'JSON-web-token validation failed.',
+};
+// Options
+const Options = {
+    expiresIn: EnvVars_1.default.Jwt.Exp,
+};
+// **** Functions **** //
+/**
+ * Get session data from request object (i.e. ISessionUser)
+ */
+function getSessionData(req) {
+    const { Key } = EnvVars_1.default.CookieProps, jwt = req.signedCookies[Key];
+    return _decode(jwt);
+}
+/**
+ * Add a JWT to the response
+ */
+async function addSessionData(res, data) {
+    if (!res || !data) {
+        throw new classes_1.RouteError(HttpStatusCodes_1.default.BAD_REQUEST, Errors.ParamFalsey);
+    }
+    // Setup JWT
+    const jwt = await _sign(data), { Key, Options } = EnvVars_1.default.CookieProps;
+    // Return
+    return res.cookie(Key, jwt, Options);
+}
+/**
+ * Remove cookie
+ */
+function clearCookie(res) {
+    const { Key, Options } = EnvVars_1.default.CookieProps;
+    return res.clearCookie(Key, Options);
+}
+// **** Helper Functions **** //
+/**
+ * Encrypt data and return jwt.
+ */
+function _sign(data) {
+    return new Promise((res, rej) => {
+        jsonwebtoken_1.default.sign(data, EnvVars_1.default.Jwt.Secret, { expiresIn: '1h' }, (err, token) => {
+            return err ? rej(err) : res(token || '');
+        });
+    });
+}
+/**
+ * Decrypt JWT and extract client data.
+ */
+function _decode(jwt) {
+    return new Promise((res, rej) => {
+        jsonwebtoken_1.default.verify(jwt, EnvVars_1.default.Jwt.Secret, undefined, (err, decoded) => {
+            return err ? rej(Errors.Validation) : res(decoded);
+        });
+    });
+}
+// **** Export default **** //
+exports.default = {
+    addSessionData,
+    getSessionData,
+    clearCookie,
+};
+//# sourceMappingURL=SessionUtil.js.map