Struct WaterfallRouter 

pub struct WaterfallRouter { /* private fields */ }

Waterfall router: tries each step in order, falls back to next on failure. Optimizes cost by trying cheaper channels (email) before expensive ones (SMS).

Implementations

impl WaterfallRouter

pub fn new() -> Self

pub fn add_sms(self, provider: Arc<dyn SmsSender>) -> Self

pub fn add_email(self, provider: Arc<dyn EmailSender>) -> Self

pub async fn send_otp( &self, recipient: &str, code: &str, app_name: &str, ) -> Result<SendResult, ChorusError>

Send a message through the waterfall chain. For OTP: recipient can be email or phone — tries each step in order.

pub async fn send_sms( &self, msg: &SmsMessage, ) -> Result<SendResult, ChorusError>

Send SMS directly (bypass waterfall).

pub async fn send_email( &self, msg: &EmailMessage, ) -> Result<SendResult, ChorusError>

Send email directly (bypass waterfall).

Trait Implementations

impl Default for WaterfallRouter

fn default() -> Self

Returns the “default value” for a type.