#!/bin/bash

# Configuration
LOG_FILE="/root/backup.log"
MYSQL_BACKUP_SCRIPT="/root/backup_mysql.sh"
UPLOADER_BINARY="/root/uploader-linux-amd64"

# MinIO Credentials (can be modified here or passed via env)
MINIO_ENDPOINT="http://107.173.50.22:5017"
MINIO_ACCESS_KEY="WyJYxDobmp9glIXVAteC"
MINIO_SECRET_KEY="TNO0ZJ4AH5QupFwDtiLxavUeMVmz2fo1YXRGsI7c"
MINIO_BUCKET="backup"

# Directories to backup (comma separated)
# Example: "/root/vpn_server,/etc/nginx/conf.d"
DIRS_TO_BACKUP="/root/db_backups,/etc/nginx/conf.d"

echo "========================================================" >> "$LOG_FILE"
echo "[$(date)] Starting Daily Backup Task..." >> "$LOG_FILE"

# 1. Execute MySQL Backup
if [ -f "$MYSQL_BACKUP_SCRIPT" ]; then
    echo "[$(date)] Running MySQL backup script..." >> "$LOG_FILE"
    # Pass credentials to the MySQL script via environment variables if needed, 
    # but currently backup_mysql.sh calls uploader internally. 
    # We should update backup_mysql.sh to use these credentials too, or rely on them being embedded/env.
    # For now, let's export them so child processes can see them if they use os.Getenv
    export MINIO_ENDPOINT
    export MINIO_ACCESS_KEY
    export MINIO_SECRET_KEY
    export MINIO_BUCKET
    
    bash "$MYSQL_BACKUP_SCRIPT" >> "$LOG_FILE" 2>&1
    if [ $? -eq 0 ]; then
        echo "[$(date)] MySQL backup script finished." >> "$LOG_FILE"
    else
        echo "[$(date)] Error: MySQL backup script failed!" >> "$LOG_FILE"
    fi
else
    echo "[$(date)] Error: MySQL backup script not found at $MYSQL_BACKUP_SCRIPT" >> "$LOG_FILE"
fi

# 2. Execute File/Directory Backup using Go Uploader
if [ -f "$UPLOADER_BINARY" ]; then
    echo "[$(date)] Running Directory backup..." >> "$LOG_FILE"
    chmod +x "$UPLOADER_BINARY"
    
    # Run uploader with explicit flags
    "$UPLOADER_BINARY" \
        -dir "$DIRS_TO_BACKUP" \
        -bucket "$MINIO_BUCKET" \
        -endpoint "$MINIO_ENDPOINT" \
        -access-key "$MINIO_ACCESS_KEY" \
        -secret-key "$MINIO_SECRET_KEY" \
        >> "$LOG_FILE" 2>&1
    
    if [ $? -eq 0 ]; then
        echo "[$(date)] Directory backup finished." >> "$LOG_FILE"
    else
        echo "[$(date)] Error: Directory backup failed!" >> "$LOG_FILE"
    fi
else
    echo "[$(date)] Error: Uploader binary not found at $UPLOADER_BINARY" >> "$LOG_FILE"
fi

echo "[$(date)] Daily Backup Task Completed." >> "$LOG_FILE"
echo "========================================================" >> "$LOG_FILE"