#!/usr/bin/bash

list () {
    gl list
    # FIXME have it work for anyone
    for i in skilstak rwxrob afkworks essential-web pegn soil; do 
        gh repos $i
    done
}

path () {
    if [[ -n "$REPOS" ]]; then
        echo "${REPOS}"
        return
    fi
    return -1
    # TODO eventually look for in config as well
}

# Returns the full path to the argument if contained and file or
# directory exists within the current repos path (see path()). If
# a relative path is passed then calls find at the repo path root and
# properly ignores all .git directories. If only a name is passed the
# specific file name will be searched for with find.

has () {
    local what="$1"
    if [[ $what =~ ^/ ]];then
        if [[ $what =~ $(path) ]]; then
            echo "$what"
        fi
        return
    fi
    if [[ $what =~ / ]];then
        find $(path) -path "*$what" 
        return
    fi
    find $(path) -name "$what" 
}

hascmd () {
    local things=$(has "$@")
    for this in ${things[@]}; do 
        if [[ -x $this && ! -d $this ]]; then
            echo "${this}"
        fi
    done
}

############################## Main Command  #############################

subcommand="${1-usage}"
shift 2>/dev/null

if [ -z "${subcommand}" ]; then
    usage
    exit 1
fi

commands () {
    echo ${commands[@]}
}

declare -a commands=(commands list path has hascmd)

for i in ${commands[@]}; do
    if [[ "${i}" == "${subcommand}" ]]; then
        "${subcommand}" "$@"
        exit 0
    fi
done

######################### Tab Completion Context ########################

# remember COMP_LINE is changed by shift
if [ -n "${COMP_LINE}" ]; then
    for cmd in ${commands[@]}; do 
        [[ "${cmd:0:${#1}}" == "$1" ]] && echo "${cmd}"
    done
    exit 0
fi