#!/usr/bin/env bash
# Pre-commit check: detect duplicate decision IDs across decisions/*.md files.
# Fails if the same D-NNN, Q-NNN, or R-NNN appears in more than one file.
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
REPO_ROOT="$(dirname "$SCRIPT_DIR")"

# Use the decisions_sync.py check-dupes command
RESULT=$(python3 "$REPO_ROOT/tooling/db/decisions_sync.py" check-dupes 2>&1)

# Parse the JSON result
DUPES=$(echo "$RESULT" | python3 -c "import sys,json; d=json.load(sys.stdin); print(d.get('duplicates',0))" 2>/dev/null || echo "0")
TOTAL=$(echo "$RESULT" | python3 -c "import sys,json; d=json.load(sys.stdin); print(d.get('total_ids',0))" 2>/dev/null || echo "0")

if [ "$DUPES" -gt 0 ]; then
    echo "check-decision-ids: FAILED — $DUPES duplicate ID(s) found"
    echo "$RESULT" | python3 -c "
import sys, json
d = json.load(sys.stdin)
for detail in d.get('details', []):
    print(f'  {detail}')
" 2>/dev/null
    exit 1
fi

echo "check-decision-ids: OK — $TOTAL unique IDs, no duplicates"
exit 0