#!/bin/bash
# {{ ansible_managed }}

BACKUP_TYPE=$1
BACKUP_BASE="{{ backup_base_dir }}"
SERVER_DIR="{{ minecraft_server_dir }}"
TOOLS_DIR="{{ minecraft_tools_dir }}"
RCON_CMD="{{ minecraft_tools_dir }}/mcrcon -H localhost -P {{ rcon_port }} -p {{ rcon_password }}"
DATE=$(date +%Y%m%d_%H%M%S)

# Function to clean old backups
clean_old_backups() {
    local dir=$1
    local keep=$2
    ls -1t $dir/*.tar.gz 2>/dev/null | tail -n +$((keep+1)) | xargs rm -f
}

# Function to perform backup
perform_backup() {
    local backup_dir=$1
    local retention=$2
    
    echo "Starting $BACKUP_TYPE backup at $(date)"
    
    # Notify players
    $RCON_CMD "say Server backup starting in 10 seconds..."
    sleep 10
    
    # Save world
    $RCON_CMD "save-all"
    sleep 5
    
    # Disable auto-save
    $RCON_CMD "save-off"
    
    # Create backup
    tar -czf "$backup_dir/minecraft_${BACKUP_TYPE}_${DATE}.tar.gz" \
        -C "{{ minecraft_base_dir }}" \
        server/ sources/ tools/ \
        --exclude='*.log' \
        --exclude='logs/*'
    
    # Re-enable auto-save
    $RCON_CMD "save-on"
    
    # Clean old backups
    clean_old_backups "$backup_dir" "$retention"
    
    # Notify players
    $RCON_CMD "say Server backup completed!"
    
    echo "Backup completed at $(date)"
}

case "$BACKUP_TYPE" in
    daily)
        perform_backup "{{ backup_daily_dir }}" "{{ backup_retention_daily }}"
        ;;
    weekly)
        perform_backup "{{ backup_weekly_dir }}" "{{ backup_retention_weekly }}"
        ;;
    monthly)
        perform_backup "{{ backup_monthly_dir }}" "{{ backup_retention_monthly }}"
        ;;
    *)
        echo "Usage: $0 {daily|weekly|monthly}"
        exit 1
        ;;
esac