// Firewall management module
// Provides operations for managing Proxmox firewall

use serde::{Deserialize, Serialize};

/// Firewall rule
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct FirewallRule {
    pub rule_num: u32,
    pub action: String,
    pub protocol: String,
    pub source: String,
    pub destination: String,
    pub port: Option<String>,
    pub enabled: bool,
}

/// Firewall status
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct FirewallStatus {
    pub enabled: bool,
    pub rules: Vec<FirewallRule>,
    pub rule_count: u32,
}

/// List firewall rules
pub async fn list_firewall_rules(
    _client: &crate::proxmox::client::ProxmoxClient,
    _node: &str,
    _ticket: &str,
) -> Result<Vec<FirewallRule>, String> {
    Err("Not implemented yet".to_string())
}

/// Add firewall rule
pub async fn add_rule(
    _client: &crate::proxmox::client::ProxmoxClient,
    _node: &str,
    _rule: &FirewallRule,
    _ticket: &str,
) -> Result<(), String> {
    Err("Not implemented yet".to_string())
}

/// Delete firewall rule
pub async fn delete_rule(
    _client: &crate::proxmox::client::ProxmoxClient,
    _node: &str,
    _rule_num: u32,
    _ticket: &str,
) -> Result<(), String> {
    Err("Not implemented yet".to_string())
}

/// Enable firewall
pub async fn enable_firewall(
    _client: &crate::proxmox::client::ProxmoxClient,
    _node: &str,
    _ticket: &str,
) -> Result<(), String> {
    Err("Not implemented yet".to_string())
}

/// Disable firewall
pub async fn disable_firewall(
    _client: &crate::proxmox::client::ProxmoxClient,
    _node: &str,
    _ticket: &str,
) -> Result<(), String> {
    Err("Not implemented yet".to_string())
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn test_firewall_rule_serialization() {
        let rule = FirewallRule {
            rule_num: 1,
            action: "ACCEPT".to_string(),
            protocol: "tcp".to_string(),
            source: "10.0.0.0/8".to_string(),
            destination: "any".to_string(),
            port: Some("443".to_string()),
            enabled: true,
        };

        let json = serde_json::to_string(&rule).unwrap();
        let deserialized: FirewallRule = serde_json::from_str(&json).unwrap();

        assert_eq!(rule.action, deserialized.action);
        assert_eq!(rule.enabled, deserialized.enabled);
    }
}