Overview

• The entire course is of 14 Parts. Core course is 7 Parts.
• This repository consists of exercises from Part 3.
• Check Parts 0 - 2

Part 3 - Programming a server with Node.js and Express

• Deployed Phonebook application on Render

Exercises	Description
3.1 to 3.8	Build REST API using Express, API testing using REST Client extension, Middleware logging using morgan
3.9 to 3.11	Deploy backend using Render - Deployed Phonebook app, Deploy frontend production build
3.12 to 3.18	MongoDB-mongoose test deployment, MongoDB-mongoose setup with backend, Error handling Middleware
3.19 to 3.22	Input validation, Refactor to fix ESLint warnings

Project structure

• Recommended structure based on best practices for server-app files seperation ( check comments for more useful info )

    ├── index.js
    ├── app.js
    ├── controllers
    │   └── contactsController.js
    ├── dist
    │   └─-...
    ├── models
    │   └── contact.js
    |-- node_modules
    |   └─-...
    |-- requests
    |   └─-...
    |-- routes
    |   └─- contacts.js
    ├── utils
    │   ├── config.js
    │   ├── logger.js
    │   └── middleware.js
    |-- .env
    ├── .gitignore
    ├── eslint.config.mjs
    ├── package.json
    ├── README.md 

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Interaction between modules

graph LR
    subgraph FRONTEND-'dist'
        PL[Presentation Layer]
        CMP[Components]
        CLAP[Client-API]
    end
    subgraph BACKEND
        subgraph SERVER
            I[index.js]
            A[app.js]
        end
        subgraph UTILITIES
            CNF[config.js]
            LG[logger.js]
            MW[middleware.js]
        end
        subgraph CONTROLLERS
            C[contactsController.js]
        end
        subgraph ROUTES
            R[contacts.js]
        end
        subgraph MODELS
            M[contact.js]
        end
    end
    subgraph DATBASE
        MDB[MongoDB]
    end

    PL <--> CMP
    CMP <--> CLAP
    CLAP <--> I
    I <--> A
    A <--> C
    A <--> R
    A <--> CNF
    A <--> LG
    A <--> MW
    C <--> M
    M <--> MDB
    R --> C

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