feat(express-session): add express-session middleware

src/express-session/index.spec.ts

@@ -0,0 +1,36 @@
+import { ExpressSessionMiddleware } from './index';
+import { expect } from 'chai';
+
+describe('ExpressSessionMiddleware', () => {
+    let middleware: ExpressSessionMiddleware;
+    describe('properly configured', () => {
+        beforeEach(() => {
+            ExpressSessionMiddleware.configure({
+                secret: 'hi',
+            });
+            middleware = new ExpressSessionMiddleware();
+        });
+
+        it('should be defined', () => {
+            expect(middleware).to.not.be.undefined;
+        });
+
+        it('should have a function called resolve', () => {
+            expect(middleware.resolve).to.be.instanceof(Function);
+        });
+
+        it('should should return a middleware from calling resolve', () => {
+            expect(middleware.resolve()).to.be.an.instanceof(Function);
+        });
+        afterEach(() => {
+            ExpressSessionMiddleware.configure(undefined);
+        });
+    });
+
+    describe('not configured', () => {
+        middleware = new ExpressSessionMiddleware();
+        it('should should return a middleware from calling resolve', () => {
+            expect(middleware.resolve()).to.be.an.instanceof(Function);
+        });
+    });
+});

src/express-session/index.ts

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+import * as expressSession from 'express-session';
+
+import { Middleware, NestMiddleware } from '@nestjs/common';
+
+import { RequestHandler } from 'express';
+
+@Middleware()
+export class ExpressSessionMiddleware implements NestMiddleware {
+
+    // DELETE THESE LINES IF MIDDLEWARE DOES NOT TAKE OPTIONS
+    public static configure(opts: expressSession.SessionOptions) {
+        this.options = opts;
+    }
+
+    private static options: expressSession.SessionOptions;
+
+    public resolve(...args: any[]): RequestHandler {
+        if (ExpressSessionMiddleware.options) {
+            return expressSession(ExpressSessionMiddleware.options);
+        } else {
+            return expressSession();
+        }
+    }
+}

src/express-session/package.json

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+{
+  "name": "@nest-middlewares/express-session",
+  "version": "1.0.0",
+  "description": "NestJS Middleware for Express Session",
+  "main": "index",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/wbhob/nest-middlewares.git"
+  },
+  "keywords": [
+    "nest",
+    "middlewares",
+    "express",
+    "node"
+  ],
+  "author": "Wilson Hobbs <[email protected]>",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/wbhob/nest-middlewares/issues"
+  },
+  "homepage": "https://github.com/wbhob/nest-middlewares#readme",
+  "peerDependencies": {
+    "@nestjs/common": "^4.0.0"
+  },
+  "dependencies": {
+    "express-session": "^1.15.6"
+  }
+}