use serde::Deserialize;

#[derive(Debug, Deserialize, Clone)]
pub struct ServerConfig {
    #[serde(default = "default_server_host")]
    pub host: String,
    #[serde(default = "default_server_port")]
    pub port: u16,
    #[serde(default = "default_request_timeout_seconds")]
    pub request_timeout_seconds: u64,
    #[serde(default = "default_max_body_bytes")]
    pub max_body_bytes: usize,
    #[serde(default = "default_concurrency_limit")]
    pub concurrency_limit: usize,
    #[serde(default = "default_rate_limit_per_minute")]
    pub rate_limit_per_minute: u32,
    #[serde(default = "default_cors_origins")]
    pub cors_origins: Vec<String>,
}

fn default_request_timeout_seconds() -> u64 {
    30
}
fn default_max_body_bytes() -> usize {
    1024 * 1024
}
fn default_concurrency_limit() -> usize {
    256
}
fn default_rate_limit_per_minute() -> u32 {
    120
}
fn default_cors_origins() -> Vec<String> {
    vec!["http://localhost:3000".to_string()]
}

fn default_server_host() -> String {
    "127.0.0.1".to_string()
}

fn default_server_port() -> u16 {
    3000
}