#!/usr/bin/env bash
set -Eeuo pipefail

STACK_DIR=${STACK_DIR:-/opt/mike-ai/stack}
HERMES_DATA_DIR=${HERMES_DATA_DIR:-/data/hermes}
SKILL_SOURCE=$STACK_DIR/platform/hermes/skills/athena-operator/SKILL.md
PROFILES=(fast medium large ultra uncensored)

die() { printf 'FEHLER: %s\n' "$*" >&2; exit 1; }
[[ $EUID -eq 0 ]] || die "Bitte als root ausführen."
[[ -s $SKILL_SOURCE ]] || die "Skill-Quelle fehlt: $SKILL_SOURCE"
grep -Fxq -- 'name: athena-operator' "$SKILL_SOURCE" || \
  die "Skill-Quelle hat kein gültiges Athena-Operator-Frontmatter."

install_skill() {
  local root=$1 target=$1/platform/athena-operator/SKILL.md
  install -d -o 10000 -g 10000 -m 0750 "${target%/*}"
  if [[ -s $target ]] && ! cmp -s "$SKILL_SOURCE" "$target"; then
    cp -a "$target" "$target.before-managed-update-$(date +%Y%m%d-%H%M%S)"
  fi
  install -o 10000 -g 10000 -m 0640 "$SKILL_SOURCE" "$target"
  cmp -s "$SKILL_SOURCE" "$target" || die "Skill-Synchronisierung fehlgeschlagen: $target"
}

install_skill "$HERMES_DATA_DIR/skills"
for profile in "${PROFILES[@]}"; do
  [[ -d $HERMES_DATA_DIR/profiles/$profile ]] || continue
  install_skill "$HERMES_DATA_DIR/profiles/$profile/skills"
done

printf 'HERMES_ATHENA_OPERATOR_SKILL_OK\n'