feat: Implement contact exchange library with OOB invitation process…

…ing and wallet management

packages/contact-exchange/.eslintrc.json

@@ -0,0 +1,25 @@
+{
+  "extends": ["../../.eslintrc.json"],
+  "ignorePatterns": ["!**/*"],
+  "overrides": [
+    {
+      "files": ["*.ts", "*.tsx", "*.js", "*.jsx"],
+      "rules": {}
+    },
+    {
+      "files": ["*.ts", "*.tsx"],
+      "rules": {}
+    },
+    {
+      "files": ["*.js", "*.jsx"],
+      "rules": {}
+    },
+    {
+      "files": ["*.json"],
+      "parser": "jsonc-eslint-parser",
+      "rules": {
+        "@nx/dependency-checks": "error"
+      }
+    }
+  ]
+}

packages/contact-exchange/README.md

@@ -0,0 +1,52 @@
+# Contact Exchange Library
+
+This library was generated with [Nx](https://nx.dev).
+
+# Building the Library
+
+- Before builld, please move to the root directory of the library folder, that is **contact-exchange** and installl dependencies with :
+
+```bash
+npm i
+``
+
+## Building
+
+Run `npm run build ` to build the library.
+
+## Running unit tests
+
+Run `nx run test ` to execute the unit tests via [Jest](https://jestjs.io).
+
+## Basic overview of the library
+
+```
+
+          +---------------+
+          |  Wallet     |
+          +---------------+
+                  |
+                  |  DIDComm Messaging
+                  |
+                  v
+          +---------------+
+          |  Contact Storage|
+          +---------------+
+                  |
+                  |  (Accessible by all identities)
+                  |
+                  v
+          +---------------+
+          |  Identities    |
+          +---------------+
+               |
+                  |  DIDComm Messaging
+                  |
+                  v
+            +---------------+
+            |  Wallet        |
+            +---------------+
+
+```
+
+```

packages/contact-exchange/jest.config.ts

@@ -0,0 +1,14 @@
+// jest.config.js
+module.exports = {
+  preset: 'ts-jest',
+  testEnvironment: 'jsdom',
+  transform: {
+    '^.+\\.ts$': [
+      'ts-jest',
+      {
+        tsconfig: '<rootDir>/tsconfig.spec.json',
+      },
+    ],
+  },
+  testMatch: ['**/tests/**/*.test.ts', '**/src/**/*.test.ts'],
+};

packages/contact-exchange/package.json

@@ -0,0 +1,21 @@
+{
+  "name": "@datev/contact-exchange",
+  "version": "0.0.1",
+  "dependencies": {
+    "jest-worker": "^29.7.0",
+    "tslib": "^2.3.0"
+  },
+  "type": "commonjs",
+  "main": "./dist/index.js",
+  "typings": "./dist/index.d.ts",
+  "devDependencies": {
+    "@types/jest": "^29.5.13",
+    "jest": "^29.7.0",
+    "ts-jest": "^29.2.5",
+    "typescript": "^5.0.0"
+  },
+  "scripts": {
+    "build": "tsc",
+    "test": "jest"
+  }
+}

packages/contact-exchange/project.json

@@ -0,0 +1,30 @@
+{
+  "name": "contact-exchange",
+  "$schema": "../../node_modules/nx/schemas/project-schema.json",
+  "sourceRoot": "libs/contact-exchange/src",
+  "projectType": "library",
+  "targets": {
+    "build": {
+      "executor": "@nx/js:tsc",
+      "outputs": ["{options.outputPath}"],
+      "options": {
+        "outputPath": "dist/libs/contact-exchange",
+        "main": "libs/contact-exchange/src/index.ts",
+        "tsConfig": "libs/contact-exchange/tsconfig.lib.json",
+        "assets": ["libs/contact-exchange/*.md"]
+      }
+    },
+    "lint": {
+      "executor": "@nx/eslint:lint",
+      "outputs": ["{options.outputFile}"]
+    },
+    "test": {
+      "executor": "@nx/jest:jest",
+      "outputs": ["{workspaceRoot}/coverage/{projectRoot}"],
+      "options": {
+        "jestConfig": "libs/contact-exchange/jest.config.ts"
+      }
+    }
+  },
+  "tags": []
+}

packages/contact-exchange/src/index.ts

@@ -0,0 +1 @@
+export * from './lib/contact-exchange';

packages/contact-exchange/src/lib/contact-exchange.spec.ts

@@ -0,0 +1,7 @@
+import { contactExchange } from './contact-exchange';
+
+describe('contactExchange', () => {
+  it('should work', () => {
+    expect(contactExchange()).toEqual('contact-exchange');
+  });
+});

packages/contact-exchange/src/lib/contact-exchange.ts

@@ -0,0 +1,3 @@
+export function contactExchange(): string {
+  return 'contact-exchange';
+}