#!/bin/bash

NUM=${1-1000}

FILE="users.json"

date=$(date --date='+2 years' "+%Y-%m-%d %H:%M:%S")

echo "{" > $FILE

echo "  \"users\": [" >> $FILE

for i in $(seq 1 $NUM); do

    echo "    {" >> $FILE

    echo "      \"name\": \"user$i\"," >> $FILE

    echo "      \"first\": \"First $i\"," >> $FILE

    echo "      \"last\": \"Last $i\"," >> $FILE

    echo "      \"password\": \"user${i}PW\"," >> $FILE

    echo "      \"passwordexpiration\": \"$date\"" >> $FILE

    if [ $i -lt $NUM ]; then

       echo "    }," >> $FILE

    else

       echo "    }" >> $FILE

    fi

done

echo "  ]" >> $FILE

echo "}" >> $FILE