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gstack/bin/gstack-memorable
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#!/usr/bin/env bash
# Opt-in wiring between gstack's Claude hook manager and Memorable.
set -u
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
ROOT_DIR="$(cd "$SCRIPT_DIR/.." && pwd)"
SETTINGS_HOOK="$SCRIPT_DIR/gstack-settings-hook"
MEMORABLE_HOOK="$ROOT_DIR/hosts/claude/hooks/memorable-user-prompt-hook"
HOOK_SOURCE="gstack-memorable"
usage() {
cat <<EOF
Usage: gstack-memorable <enable|disable|status>
enable Enable Memorable, then register its Claude UserPromptSubmit hook
disable Remove the gstack hook, then disable Memorable
status Report Memorable CLI availability and hook registration
EOF
}
resolve_memorable() {
if [ -n "${MEMORABLE_BIN:-}" ]; then
[ -f "$MEMORABLE_BIN" ] && [ -x "$MEMORABLE_BIN" ] || return 1
printf '%s\n' "$MEMORABLE_BIN"
return 0
fi
if [ -n "${HOME:-}" ] && [ -f "$HOME/.memorable/bin/memorable" ] && [ -x "$HOME/.memorable/bin/memorable" ]; then
printf '%s\n' "$HOME/.memorable/bin/memorable"
return 0
fi
command -v memorable 2>/dev/null
}
require_memorable() {
MEMORABLE_CLI="$(resolve_memorable 2>/dev/null)" || {
echo "gstack-memorable: Memorable CLI not found; install memorable-cli or set MEMORABLE_BIN." >&2
return 1
}
[ -n "$MEMORABLE_CLI" ] || return 1
}
hook_present() {
[ -x "$SETTINGS_HOOK" ] || return 1
if "$SETTINGS_HOOK" list-sources 2>/dev/null |
awk -F '\t' -v source="$HOOK_SOURCE" '
$1 == "UserPromptSubmit" && $2 == source { found = 1 }
END { exit(found ? 0 : 1) }
'; then
return 0
fi
# Claude Code may strip the private source tag when it rewrites settings.
# A no-op diff still proves that the canonical command itself is present.
"$SETTINGS_HOOK" diff-event \
--event UserPromptSubmit \
--command "$MEMORABLE_HOOK" \
--source "$HOOK_SOURCE" 2>/dev/null |
awk '
/^--- BEFORE$/ { section = 1; saw_before = 1; next }
/^--- AFTER$/ { section = 2; saw_after = 1; next }
section == 1 { before = before $0 "\n" }
section == 2 { after = after $0 "\n" }
END { exit(saw_before && saw_after && before == after ? 0 : 1) }
'
}
enable_memorable() {
require_memorable || return 1
[ -x "$SETTINGS_HOOK" ] || {
echo "gstack-memorable: missing hook manager: $SETTINGS_HOOK" >&2
return 1
}
[ -x "$MEMORABLE_HOOK" ] || {
echo "gstack-memorable: missing executable hook: $MEMORABLE_HOOK" >&2
return 1
}
"$MEMORABLE_CLI" enable || return $?
"$SETTINGS_HOOK" ensure-event \
--event UserPromptSubmit \
--command "$MEMORABLE_HOOK" \
--source "$HOOK_SOURCE"
}
disable_memorable() {
local hook_rc=0 cli_rc=0
if [ -x "$SETTINGS_HOOK" ]; then
"$SETTINGS_HOOK" remove-source --source "$HOOK_SOURCE" || hook_rc=$?
else
echo "gstack-memorable: missing hook manager: $SETTINGS_HOOK" >&2
hook_rc=1
fi
if require_memorable; then
"$MEMORABLE_CLI" disable || cli_rc=$?
else
cli_rc=1
fi
[ "$hook_rc" -eq 0 ] && [ "$cli_rc" -eq 0 ]
}
status_memorable() {
if MEMORABLE_CLI="$(resolve_memorable 2>/dev/null)" && [ -n "$MEMORABLE_CLI" ]; then
printf 'Memorable CLI: available (%s)\n' "$MEMORABLE_CLI"
else
echo "Memorable CLI: unavailable"
fi
if hook_present; then
echo "Claude UserPromptSubmit hook: registered"
else
echo "Claude UserPromptSubmit hook: not registered"
fi
}
case "${1:-}" in
enable) enable_memorable ;;
disable) disable_memorable ;;
status) status_memorable ;;
-h|--help|help) usage ;;
*) usage >&2; exit 1 ;;
esac