#!/usr/bin/env bash

_U7_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"

# shellcheck disable=SC1090

for _u7_mod in core show make drop convert move set run completions; do

source "$_U7_DIR/lib/${_u7_mod}.sh" || { echo "u7: failed to load lib/${_u7_mod}.sh" >&2; unset _u7_mod _U7_DIR; return 1; }

done

unset _u7_mod _U7_DIR

u7() {

_U7_DRY_RUN=0

if [[ "$1" == "--dry-run" || "$1" == "-n" ]]; then

_U7_DRY_RUN=1

shift

fi

local verb="$1"

shift

case "$verb" in

show|sh) _u7_show "$@" ;;

make|mk) _u7_make "$@" ;;

drop|dr) _u7_drop "$@" ;;

convert|cv) _u7_convert "$@" ;;

move|mv) _u7_move "$@" ;;

set|st) _u7_set "$@" ;;

run|rn) _u7_run "$@" ;;

--help|-h|"") _u7_help ;;

*)

echo "Unknown verb: $verb"

_u7_help

return 1

;;

esac

}

_u7_help() {

cat << 'EOF'

Universal 7 (u7) - Human+AI CLI Standard

Usage: u7 [-n|--dry-run] <verb> <entity> [operator] [arguments]

Options:

-n, --dry-run Show command without executing

Verbs:

sh (show) Observe/Search

mk (make) Create/Clone

dr (drop) Delete/Kill

cv (convert) Transform/Extract

mv (move) Relocate/Rename

st (set) Modify/Config

rn (run) Execute/Control

Examples:

u7 sh ip external

u7 sh csv data.csv limit 10

u7 mk dir myproject

u7 mk password length 16

u7 dr file temp.txt

u7 cv archive backup.tar.gz to files yield ./

u7 cv image photo.png to jpg yield photo.jpg

u7 mv file old.txt to new.txt

u7 st text "old" to "new" in file.txt

u7 rn job "echo done" in 5s

Run 'u7 <verb> --help' for verb-specific help.

EOF

}