#!/usr/bin/env bash
# Shared SSH Helper Module
# Provides common SSH utility functions
# Usage: source "$(dirname "${BASH_SOURCE[0]}")/../lib/ssh-helpers.sh"

# Source dependencies
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
source "$SCRIPT_DIR/ip-config.sh" 2>/dev/null || true
source "$SCRIPT_DIR/logging.sh" 2>/dev/null || true

# SSH user: when using SSH + pct, root is not needed (use a user with pct permissions)
PROXMOX_SSH_USER="${PROXMOX_SSH_USER:-$USER}"

# SSH helper functions
ssh_proxmox() {
    local host="${1:-${PROXMOX_HOST_ML110:-192.168.11.10}}"
    local command="${2:-}"
    
    if [ -z "$command" ]; then
        log_error "SSH command required"
        return 1
    fi
    
    ssh -o ConnectTimeout=10 -o StrictHostKeyChecking=no "${PROXMOX_SSH_USER}@$host" "$command"
}

ssh_container() {
    local host="${1:-${PROXMOX_HOST_ML110:-192.168.11.10}}"
    local vmid="${2:-}"
    local command="${3:-}"
    
    if [ -z "$vmid" ] || [ -z "$command" ]; then
        log_error "VMID and command required"
        return 1
    fi
    
    ssh -o ConnectTimeout=10 -o StrictHostKeyChecking=no "${PROXMOX_SSH_USER}@$host" \
        "pct exec $vmid -- $command"
}

# Test SSH connectivity
test_ssh_connection() {
    local host="${1:-${PROXMOX_HOST_ML110:-192.168.11.10}}"
    
    if ssh -o ConnectTimeout=5 -o StrictHostKeyChecking=no "${PROXMOX_SSH_USER}@$host" "echo 'SSH OK'" >/dev/null 2>&1; then
        log_success "SSH connection to $host: OK"
        return 0
    else
        log_error "SSH connection to $host: FAILED"
        return 1
    fi
}