Struct Config 

pub struct Config {
    pub base_url: String,
    pub api_key: String,
    pub secret: String,
    pub timeout: Duration,
    pub lang: String,
    pub trade_type: i32,
}

Client configuration.

Fields

base_url: String

API base URL. Defaults to “http://www.dce.com.cn”.

api_key: String

API key (required).

secret: String

API secret (required).

timeout: Duration

HTTP request timeout. Defaults to 30 seconds.

lang: String

Language for API responses. “zh” or “en”. Defaults to “zh”.

trade_type: i32

Trade type. 1 = futures, 2 = options. Defaults to 1.

Implementations

impl Config

pub fn new() -> Self

Create a new configuration with default values.

Note: api_key and secret must be set before using the client.

pub fn from_env() -> Self

Create a configuration from environment variables.

Reads DCE_API_KEY and DCE_SECRET from environment.

pub fn with_base_url(self, base_url: impl Into<String>) -> Self

Set the base URL.

pub fn with_api_key(self, api_key: impl Into<String>) -> Self

Set the API key.

pub fn with_secret(self, secret: impl Into<String>) -> Self

Set the API secret.

pub fn with_timeout(self, timeout: Duration) -> Self

Set the HTTP timeout.

pub fn with_lang(self, lang: impl Into<String>) -> Self

Set the language.

pub fn with_trade_type(self, trade_type: i32) -> Self

Set the trade type.

pub fn validate(&self) -> Result<()>

Validate the configuration.

Returns an error if required fields are missing.

pub fn apply_defaults(&mut self)

Apply default values to empty fields.

Trait Implementations

impl Clone for Config

fn clone(&self) -> Config

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Config

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for Config

fn default() -> Self

Returns the “default value” for a type.