REST API - Number to Words Convertor

Terraform config to deploy the transform-numbers lambda function and expose it via a REST API.

REST API:

The lambda function can be invoked through the deployed API by submitting a GET request to below URL with different values for inputNumber query string.

https://j6x960lxyb.execute-api.us-east-2.amazonaws.com/live/convert/number-to-words?inputNumber=167534

API response will be a JSON string. Below is a sample output:

{"numberInWords":"One hundred and sixty seven thousand five hundred and thirty four"}

Prerequisites:

• AWS account (Free tier account should suffice)
• Terraform installation.

Installation:

1. Create a tf config file(variables.secret.tf) with below variables

variable "aws_access_key" {
  description = "The AWS access key."
  default     = "<YOUR ACCESS KEY>"
}

variable "aws_secret_key" {
  description = "The AWS secret key."
  default     = "<YOUR SECRET KEY>"
}

2. Replace <YOUR ACCESS KEY> and <YOUR SECRET KEY> in above config file with your AWS account access key and secret key.
3. Update value for region with your preferred region.
4. To initialize terraform, execute terraform init from /terraform directory.
5. To create a plan, execute terraform plan -out plan.tfplan
6. To apply plan and create resources, execute terraform apply plan.tfplan