Enhanced Jsonlite

jsonlite.sh

#!/bin/bash

set -e

VERSION="0.4.0"
COMMAND=$1
CWD=$(pwd);

case "$COMMAND" in
    "set")

        if [ -z "$2" ]; then
            printf "Missing required argument json document"
            exit 1;
        fi

        mkdir -p "$CWD/jsonlite.data"

        UUID=`python -c 'import uuid;print(uuid.uuid4())'`
        
        # Piping to python -m json.tool to pretty print json is super expensive.
        # What would be a good alternative?
        echo "$2" | python -m json.tool > "$CWD/jsonlite.data/$UUID"
        echo "$UUID";

        ;;

    "get")

        if [ -z "$2" ]; then
            printf "Missing required argument document id"
            exit 2;
        fi

        if [ -f "$CWD/jsonlite.data/$2" ]; then
            cat "$CWD/jsonlite.data/$2"
        fi

        ;;

    "delete")

        if [ -z "$2" ]; then
            printf "Missing required argument document id"
            exit 2;
        fi

        if [ -f "$CWD/jsonlite.data/$2" ]; then
            rm -f "$CWD/jsonlite.data/$2"
        fi

        ;;

    "drop")

        if [ -d "$CWD/jsonlite.data" ]; then
            read -p "Are you sure you want to drop '$CWD/jsonlite.data' (y/n)? " confirm
            case "$confirm" in
                # Do we need to guard against potentially naughty things here?
                y|Y|yes|YES ) rm -rf "$CWD/jsonlite.data";;
                * ) exit 4;;
            esac
        fi

        ;;

    "version")

        printf "%s" "$VERSION"

    esac