#!/usr/bin/env bash
# set -vx

# simple script that creates a .gitignore without an editor
# usage: gnore sample_file sample_dir
# usage: gnore (without arguments brings up prompt that recursively asks for
# items to add to .gitignore, q or quit quits the program)

main() {
    if [[ ! -f ".gitignore" ]]; then
        touch .gitignore
    fi

    if [[ "$#" -eq 0 ]] ; then
        while :
        do
            read -e -r -p "add to .gitignore(q to quit): " addtogitignore
            if [[ "$addtogitignore" == "q" || "$addtogitignore" == "quit" ]] ; then
                break
                exit 0
            else
                echo "$addtogitignore" >> .gitignore
            fi
        done
    else
        ignores=("$@")
        for ((i = 0; i < "${#ignores[@]}"; i++)) ; do
            echo "${ignores[$i]}" >> .gitignore
        done
        exit 0
    fi
}

main "$@"