//! WebSocket configuration

use serde::{Deserialize, Serialize};

/// WebSocket client configuration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct WebSocketConfig {
    /// WebSocket server URL (e.g., "ws://localhost:8087/ws")
    pub ws_url: String,

    /// Auto-connect on initialization
    #[serde(default = "default_true")]
    pub auto_connect: bool,

    /// Auto-reconnect on disconnection
    #[serde(default = "default_true")]
    pub reconnect: bool,

    /// Maximum reconnect delay in milliseconds
    #[serde(default = "default_max_reconnect_delay")]
    pub max_reconnect_delay_ms: u64,

    /// Initial reconnect delay in milliseconds
    #[serde(default = "default_reconnect_delay")]
    pub reconnect_delay_ms: u64,

    /// Debug mode (enable logging)
    #[serde(default)]
    pub debug_mode: bool,

    /// Heartbeat interval in milliseconds (0 to disable)
    #[serde(default = "default_heartbeat_interval")]
    pub heartbeat_interval_ms: u64,

    /// Connection timeout in milliseconds
    #[serde(default = "default_connect_timeout")]
    pub connect_timeout_ms: u64,

    /// Maximum message queue size
    #[serde(default = "default_max_queue_size")]
    pub max_queue_size: usize,

    /// Custom HTTP headers
    #[serde(default)]
    pub custom_headers: Vec<(String, String)>,

    /// Client type for identification
    #[serde(default)]
    pub client_type: Option<String>,
}

fn default_true() -> bool {
    true
}

fn default_max_reconnect_delay() -> u64 {
    30000
}

fn default_reconnect_delay() -> u64 {
    1000
}

fn default_heartbeat_interval() -> u64 {
    30000
}

fn default_connect_timeout() -> u64 {
    10000
}

fn default_max_queue_size() -> usize {
    100
}

impl Default for WebSocketConfig {
    fn default() -> Self {
        Self {
            ws_url: "ws://localhost:8087/ws".to_string(),
            auto_connect: true,
            reconnect: true,
            max_reconnect_delay_ms: default_max_reconnect_delay(),
            reconnect_delay_ms: default_reconnect_delay(),
            debug_mode: false,
            heartbeat_interval_ms: default_heartbeat_interval(),
            connect_timeout_ms: default_connect_timeout(),
            max_queue_size: default_max_queue_size(),
            custom_headers: Vec::new(),
            client_type: None,
        }
    }
}

impl WebSocketConfig {
    /// Create a new config with the given URL
    pub fn new(ws_url: impl Into<String>) -> Self {
        Self {
            ws_url: ws_url.into(),
            ..Default::default()
        }
    }

    /// Set client type
    pub fn with_client_type(mut self, client_type: impl Into<String>) -> Self {
        self.client_type = Some(client_type.into());
        self
    }

    /// Set debug mode
    pub fn with_debug(mut self, debug: bool) -> Self {
        self.debug_mode = debug;
        self
    }

    /// Add a custom header
    pub fn with_header(mut self, key: impl Into<String>, value: impl Into<String>) -> Self {
        self.custom_headers.push((key.into(), value.into()));
        self
    }

    /// Enable auto-reconnect
    pub fn with_reconnect(mut self, enabled: bool) -> Self {
        self.reconnect = enabled;
        self
    }

    /// Set heartbeat interval (0 to disable)
    pub fn with_heartbeat(mut self, interval_ms: u64) -> Self {
        self.heartbeat_interval_ms = interval_ms;
        self
    }

    /// Set initial reconnect delay in milliseconds
    pub fn with_reconnect_delay(mut self, delay_ms: u64) -> Self {
        self.reconnect_delay_ms = delay_ms;
        self
    }

    /// Set maximum reconnect delay in milliseconds
    pub fn with_max_reconnect_delay(mut self, delay_ms: u64) -> Self {
        self.max_reconnect_delay_ms = delay_ms;
        self
    }
}