#!/bin/bash
set -euo pipefail

# BOC Database Restore Script
# Återställer från senaste backup

BACKUP_DIR="/opt/backups/boc"

if [ $# -eq 0 ]; then
    # Hitta senaste backup
    LATEST_BOC=$(ls -t "$BACKUP_DIR"/boc_*.sql.gz 2>/dev/null | head -1)
    LATEST_LEDGER=$(ls -t "$BACKUP_DIR"/ledger_*.sql.gz 2>/dev/null | head -1)
else
    LATEST_BOC="$1"
    LATEST_LEDGER="${1/boc_/ledger_}"
fi

if [ -z "$LATEST_BOC" ] || [ ! -f "$LATEST_BOC" ]; then
    echo "No backup found!"
    exit 1
fi

echo "Restoring from: $LATEST_BOC"

# Stoppa BOC
echo "Stopping BOC..."
sudo systemctl stop boc

# Återställ BOC databas
echo "Restoring BOC database..."
gunzip -c "$LATEST_BOC" | psql -h localhost -U boc_app -d boc

# Återställ Ledger databas (om finns)
if [ -n "$LATEST_LEDGER" ] && [ -f "$LATEST_LEDGER" ]; then
    echo "Restoring Ledger database..."
    gunzip -c "$LATEST_LEDGER" | psql -h localhost -U postgres -d aamos_ledger
fi

# Starta BOC
echo "Starting BOC..."
sudo systemctl start boc

# Verifiera
sleep 3
if curl -sf http://localhost:9094/health > /dev/null; then
    echo "Restore successful!"
else
    echo "Restore failed - check logs"
    exit 1
fi