Initial commit

- This  example application is used in the module *software quality*
- See [exercise on CI](https://github.com/fhswf/softwarequalitaet/blob/main/Exercises/CI_ToDo/README.md)

.devcontainer/Dockerfile

@@ -0,0 +1,25 @@
+FROM mcr.microsoft.com/devcontainers/javascript-node:0-18
+
+# Install MongoDB command line tools - though mongo-database-tools not available on arm64
+ARG MONGO_TOOLS_VERSION=6.0
+RUN . /etc/os-release \
+    && curl -sSL "https://www.mongodb.org/static/pgp/server-${MONGO_TOOLS_VERSION}.asc" | gpg --dearmor > /usr/share/keyrings/mongodb-archive-keyring.gpg \
+    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/mongodb-archive-keyring.gpg] http://repo.mongodb.org/apt/debian ${VERSION_CODENAME}/mongodb-org/${MONGO_TOOLS_VERSION} main" | tee /etc/apt/sources.list.d/mongodb-org-${MONGO_TOOLS_VERSION}.list \
+    && apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get install -y mongodb-mongosh \
+    && if [ "$(dpkg --print-architecture)" = "amd64" ]; then apt-get install -y mongodb-database-tools; fi \
+    && apt-get clean -y && rm -rf /var/lib/apt/lists/*
+
+# [Optional] Uncomment this section to install additional OS packages.
+# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
+#     && apt-get -y install --no-install-recommends <your-package-list-here>
+
+# [Optional] Uncomment if you want to install an additional version of node using nvm
+# ARG EXTRA_NODE_VERSION=10
+# RUN su node -c "source /usr/local/share/nvm/nvm.sh && nvm install ${EXTRA_NODE_VERSION}"
+
+# [Optional] Uncomment if you want to install more global node modules
+# RUN su node -c "npm install -g <your-package-list-here>"
+
+
+

.devcontainer/devcontainer.json

@@ -0,0 +1,32 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/javascript-node-mongo
+{
+	"name": "Node.js & Mongo DB",
+	"dockerComposeFile": "docker-compose.yml",
+	"service": "app",
+	"workspaceFolder": "/workspaces/${localWorkspaceFolderBasename}",
+	// Features to add to the dev container. More info: https://containers.dev/features.
+	// "features": {},
+	// Configure tool-specific properties.
+	"customizations": {
+		// Configure properties specific to VS Code.
+		"vscode": {
+			// Add the IDs of extensions you want installed when the container is created.
+			"extensions": [
+				"mongodb.mongodb-vscode"
+			]
+		}
+	},
+	"features": {
+		//	"ghcr.io/devcontainers-contrib/features/jshint:2": {}
+	},
+	// Use 'forwardPorts' to make a list of ports inside the container available locally.
+	"forwardPorts": [
+		3000,
+		27017
+	],
+	// Use 'postCreateCommand' to run commands after the container is created.
+	// "postCreateCommand": "yarn install",
+	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+	// "remoteUser": "root"
+}

.devcontainer/docker-compose.yml

@@ -0,0 +1,36 @@
+version: '3.8'
+
+services:
+  app:
+    build: 
+      context: .
+      dockerfile: Dockerfile
+    volumes:
+      - ../..:/workspaces:cached
+
+    # Overrides default command so things don't shut down after the process ends.
+    command: sleep infinity
+
+    # Runs app on the same network as the database container, allows "forwardPorts" in devcontainer.json function.
+    network_mode: service:db
+
+    # Use "forwardPorts" in **devcontainer.json** to forward an app port locally. 
+    # (Adding the "ports" property to this file will not forward from a Codespace.)
+
+  db:
+    image: mongo:latest
+    restart: unless-stopped
+    volumes:
+      - mongodb-data:/data/db
+
+    # Uncomment to change startup options
+    # environment:
+    #  MONGO_INITDB_ROOT_USERNAME: root
+    #  MONGO_INITDB_ROOT_PASSWORD: example
+    #  MONGO_INITDB_DATABASE: your-database-here
+
+    # Add "forwardPorts": ["27017"] to **devcontainer.json** to forward MongoDB locally.
+    # (Adding the "ports" property to this file will not forward from a Codespace.)
+
+volumes:
+  mongodb-data:

.gitignore

@@ -128,3 +128,5 @@ dist
 .yarn/build-state.yml
 .yarn/install-state.gz
 .pnp.*
+
+sonar-scanner-5.0.1.3006-linux/**/*

README.md

@@ -1,2 +1,3 @@
-# todo
-Sample todo project
+# ToDo-Anwendung
+
+Diese Anwendung dient als Beispiel für das [Modul Softwarequalität](https://elearning.fh-swf.de/course/view.php?id=19693).

backend/.gitignore

@@ -0,0 +1 @@
+node_modules

backend/db.js

@@ -0,0 +1,105 @@
+import { MongoClient, ObjectId } from 'mongodb';
+
+const MONGO_URI = process.env.MONGO_URI || 'mongodb://localhost:27017/todos';
+const MONGO_DB = process.env.MONGO_DB || 'todos';
+
+let db = null;
+let collection = null;
+let client = null;
+
+export default class DB {
+
+    /** Connect to MongoDB and open client */
+    connect() {
+        return MongoClient.connect(MONGO_URI)
+            .then(function (_client) {
+                client = _client;
+                db = client.db(MONGO_DB);
+                collection = db.collection('todos');
+            })
+    }
+
+    /** Close client connection to MongoDB */
+    close() {
+        return client.close()
+    }
+
+    /** Get all todos 
+     * @returns {Promise} - Promise with all todos
+     */
+    queryAll() {
+        return collection.find().toArray();
+    }
+
+    /** Get todo by id 
+     * @param {string} id - id of todo to query
+     * @returns {Promise} - Promise with todo
+     */
+    queryById(id) {
+        let _id = new ObjectId(id);
+        return collection.findOne({ _id });
+    }
+
+    /** Update todo by id
+     * @param {string} id - id of todo to update
+     * @returns {Promise} - Promise with updated todo
+     */
+    update(id, todo) {
+        let _id = new ObjectId(id);
+        if (typeof todo._id === 'string') {
+            todo._id = _id;
+        }
+        return collection
+            .replaceOne({ _id }, todo)
+            .then(result => {
+                if (result.modifiedCount === 1) {
+                    return todo;
+                }
+                else {
+                    console.log('Error updating todo: %o, %s', result, id);
+                    throw new Error('Error updating todo');
+                }
+            })
+            .catch(err => {
+                console.log('Error updating todo: %o, %s', err, id);
+                throw err;
+            });
+    }
+
+    /** Delete todo by id
+     * @param {string} id - id of todo to delete
+     * @returns {Promise} - Promise with deleted todo
+     */
+    delete(id) {
+        let _id = new ObjectId(id);
+        return collection.findOneAndDelete({ _id })
+            .then(result => {
+                if (result.ok) {
+                    return result.value;
+                }
+                else {
+                    console.log('Error deleting todo: %o, %s', result, id);
+                    throw new Error('Error deleting todo');
+                }
+            })
+    }
+
+    /** Insert todo
+     * @param {object} todo - todo to insert
+     * @returns {Promise} - Promise with inserted todo
+     */
+    insert(todo) {
+        return collection
+            .insertOne(todo)
+            .then(result => {
+                if (result.acknowledged) {
+                    todo._id = result.insertedId;
+                    return todo;
+                }
+                else {
+                    console.log('Error inserting todo: %o', result);
+                    throw new Error('Error inserting todo');
+                }
+            });
+    }
+}