#!/bin/bash
source "${AGENT_PATH}/_common.sh"

# Nginx Example Restore Script


# Load service environment variables
source ./service.env
_check_required_env_vars "CONTAINER_NAME" "LOCAL_DATA_FOLDER"

BACKUP_FILE="$1"

if [ -z "$BACKUP_FILE" ]; then
    _die "Backup file path not provided"
fi

if [ ! -f "$BACKUP_FILE" ]; then
    _die "Backup file $BACKUP_FILE does not exist"
fi

echo "Uninstalling service before restore..."
bash ./uninstall.sh || _die "Failed to uninstall service before restore"

echo "Removing existing data folder ${LOCAL_DATA_FOLDER}..."
# Use root remove in case of permission issues
_root_remove_tree "$LOCAL_DATA_FOLDER"
[ ! -d "$LOCAL_DATA_FOLDER" ] || _die "Failed to delete $LOCAL_DATA_FOLDER"
mkdir -p "$LOCAL_DATA_FOLDER"
[ -d "$LOCAL_DATA_FOLDER" ] || _die "Failed to create $LOCAL_DATA_FOLDER"
chmod 777 "$LOCAL_DATA_FOLDER" # Ensure permissions

echo "Restoring data from ${BACKUP_FILE} to ${LOCAL_DATA_FOLDER}..."
# Assuming backup is a simple tarball of the folder contents
tar -xzf "$BACKUP_FILE" -C "$LOCAL_DATA_FOLDER" --strip-components=1
if [ $? -ne 0 ]; then
    _die "Failed to restore data folder from backup"
fi

echo "Restore complete. Reinstalling service..."
bash ./install.sh || _die "Failed to reinstall service after restore"

echo "Service ${CONTAINER_NAME} restored and reinstalled."