#!/usr/bin/env sh

yes_retrieve() {
    local image="$1"
    local ok=1
    local out=
    shift || return
    [ -d out ] || return
    out="$(realpath out)" || return
    for f in "$@"; do
        local g="out/${f##*/}"
        if [ -e "$g" ]; then
            mv "$g" "$g~"
        fi
    done
    podman run -v="$out":/out --rm --entrypoint /bin/busybox "$image" \
      cp -- "$@" "/out/" || return
    for f in "$@"; do
        local g="out/${f##*/}"
        if [ -e "$g" ]; then
            if [ -e "$g~" ]; then
                rm "$g~"
            fi
        else
            printf '%s: %s\n' yes_retrieve "failed to copy file $f to $g"
            ok=0
        fi
    done
    [ $ok = 1 ]
}

dbg_retrieve() {
    : \
     && yes_retrieve "$1" "$2" \
     && yes_retrieve "$1" "$2.dbg" \
    ;
}

: \
 && me="$(readlink -f "$0")" \
 && cd "${me%/*}" \
\
 && { [ -d out ] || mkdir out ;} \
\
 && podman build -t notwa-util notwa-util \
 && podman build -t cosmo cosmo \
 && podman build -t cosmo-kuroko cosmo-kuroko \
\
 && dbg_retrieve cosmo-kuroko /bin/kuroko.com \
;