adding code for Jnekins demos

Author: Jaime Salas Zancada

03-cd/01-jenkins/code/.prettierrc

@@ -0,0 +1,8 @@
+{
+  "printWidth": 120,
+  "tabWidth": 2,
+  "endOfLine": "lf",
+  "trailingComma": "all",
+  "singleQuote": true,
+  "arrowParens": "always"
+}

03-cd/01-jenkins/code/nodemon.json

@@ -0,0 +1,10 @@
+{
+    "watch": [
+        "src"
+    ],
+    "ext": "ts",
+    "ignore": [
+        "src/**/*.spec.ts"
+    ],
+    "exec": "ts-node ./src/app.ts"
+}

03-cd/01-jenkins/code/package-lock.json

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+{
+  "name": "code",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "@types/jest": "^26.0.15",
+    "jest": "^26.6.3",
+    "nodemon": "^2.0.6",
+    "ts-jest": "^26.4.4",
+    "ts-node": "^9.0.0",
+    "typescript": "^4.1.2"
+  },
+  "dependencies": {
+    "body-parser": "^1.19.0",
+    "dotenv": "^8.2.0",
+    "express": "^4.17.1",
+    "knex": "^0.21.12",
+    "pg": "^8.5.1"
+  }
+}

03-cd/01-jenkins/code/package.json

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+import Knex, { PgConnectionConfig } from 'knex';
+
+type ConnectionParams = PgConnectionConfig & { dbVersion: string };
+
+export const startConnection = ({ dbVersion: version, ...connection }: ConnectionParams) => {
+  try {
+    return Knex({
+      client: 'pg',
+      version,
+      connection,
+    });
+  } catch (error) {
+    throw error;
+  }
+};

03-cd/01-jenkins/code/src/app.ts

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+import { TodoEntity } from './todo.entity';
+
+export interface TodoDAL {
+    getTodos(): Promise<TodoEntity[]>;
+    getTodoById(id: number): Promise<TodoEntity>;
+    createTodo(todo: TodoEntity): Promise<void>;
+    updateTodo(id: number, todo: TodoEntity): Promise<void>;
+    resolveTodos(): Promise<void>;
+    deleteTodoById(id: number): Promise<void>;
+}
+
+export type TodoDALFactory = (...args: any[]) => TodoDAL;

03-cd/01-jenkins/code/src/dals/dataAccess.ts

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+import Knex from 'knex';
+import { TodoDALFactory } from './todo.contract.dal';
+import { TodoEntity } from './todo.entity';
+
+export const todoDALFactory: TodoDALFactory = (knex: Knex) => ({
+  getTodos() {
+    return knex<TodoEntity>('todos').then((r) => r);
+  },
+  getTodoById(id: number) {
+    return knex<TodoEntity>('todos').where('id', id).first();
+  },
+  async createTodo(todo: TodoEntity) {
+    return await knex<TodoEntity>('todos').insert(todo);
+  },
+  async updateTodo(id: number, todo: TodoEntity) {
+    return await knex<TodoEntity>('todos')
+      .where('id', id)
+      .update({ ...todo });
+  },
+  async resolveTodos() {
+    return await knex<TodoEntity>('todos').update({
+      completed: true,
+    });
+  },
+  async deleteTodoById(id: number) {
+    return await knex<TodoEntity>('todos').where('id', id).del();
+  },
+});

03-cd/01-jenkins/code/src/dals/todos/todo.contract.dal.ts

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+export interface TodoEntity {
+    id: number;
+    title: string;
+    completed: boolean;
+    due_date?: string;
+    order?: number;
+}