customer_cli

A CLI(command line interface) app

customer_cli, basically is a command line app, can help to add,update,delete or other operations can do at the terminal or command bases.It can use to CRUD operations do ,at writing queries on terminal.

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customer_cli Looks Like

Demo

Tech Stack

Run Locally

Environment Variables

Usages/Examples

Features

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customer_cli looks like

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Demo

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Tech Stack

Server: NodeJS, ExpressJS, MongoDB, Commander

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Run Locally

Clone the project

  git clone https://github/Nik4Furi/customer_cli

Go to the project directory

  cd customer_cli

Install dependencies

  npm install

Start terminal

  node command -V (To get info our app)

  node command -h (For help, how app is work)

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Environment Variables

To run this project, you will need to add the following environment variables to your .env file also can see .env.exmaple file

Database configurations

DB_SERVER
DB_HOST
DB_PORT
DB_NAME

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Usages / Examples

To know more about a particular command you can run node command help <command>

Adding Customer into database ,customer object required ,in have firstnamename,lastname,email,phone fields are required

node command add <firstname> <lastname> <email> <phone>

//Add a customer
const addCustomer = (customer) => {
    try {
        customerModal.create(customer).then(customer => {
            console.info("new customer added");
            console.info(customer);
            mongoose.connection.close(() => { });

        }).catch((e)=>{
            console.info(e)
        })
    } catch (error) {
        console.info(error)
    }

}

Fetching or List out all the customers, name(customer name) field is required(may be included firstname or lastname)

node command find <name>

//Find customers
const findCustomer = async (name) => {
    try {
        //Remove the case incensitive
        let search = new RegExp(name, 'i');

        customerModal.find({
            $or:
                [{ firstname: search }, { lastname: search }]
        }).then(customer => {
            console.info(`${customer.length} matches`)
            console.info(customer);
            mongoose.connection.close(() => { });
        }).catch((e)=>{
            console.info(e)
        })
    } catch (error) {
        console.info(error)
    }
}

Updating the customer details, _id (customer _id) required

node command update <_id> <firstname> <lastname> <email> <phone>

//Update the list of the customers
const updateCustomer = async (_id, customer) => {
    try {
        //Find the customer of the given id
        let find = await customerModal.findById(_id)
        if (!find) {
            return console.info("given id customer did not find")
        }
        customerModal.updateOne({ _id }, { $set: { customer } }, { new: true }).
            then(customer => {
                console.info("update the details of customer")
                console.info(customer)
                mongoose.connection.close(() => { });

            }).catch((e)=>{
                console.info(e)
            })
    } catch (error) {
        console.info(error)
    }
}

Deleting one customer, _id (customer _id) is required

node command <_id>

//Delete customers
const deleteCustomer = (_id) => {
    try {
        customerModal.deleteOne({ _id }).
            then(() => {
                console.info("customer deleted")
                mongoose.connection.close(() => { });

            }).catch((e)=>{
                console.info(e)
            })
    } catch (error) {
        console.info(error)
    }
}

Deleting all the customers from database

node command deleteAll

//Delete All customers from database
const deleteAllCustomers = () => {
    customerModal.deleteMany({}).
        then(() => {
            console.info("All customers deleted")
            mongoose.connection.close(() => { });

        }).catch((e)=>{
            console.info(e)
        })
}

List our all the customers

node command list

//List the customers
const listCustomer = () => {
    try {
        customerModal.find().
            then((results) => {
                console.info(`${results.length} are encounted`)
                console.info(`${results}`)
                mongoose.connection.close(() => { });

            }).catch((e)=>{
                console.info(e)
            })
    } catch (error) {
        console.info(error)
    }
}

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Features

• Command/Terminal(CLI,Command Line Interface) based app
• Can do CRUD operations with customers database
• Use MVC framework