temporalio-sdk 0.4.0

Temporal Rust SDK
Documentation
mod workflows;

use temporalio_client::{
    Client, ClientOptions, Connection, WorkflowGetResultOptions, WorkflowQueryOptions,
    WorkflowSignalOptions, WorkflowStartOptions, envconfig::LoadClientConfigProfileOptions,
};
use workflows::UpdatableTimerWorkflow;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let (conn_opts, client_opts) =
        ClientOptions::load_from_config(LoadClientConfigProfileOptions::default())?;
    let connection = Connection::connect(conn_opts).await?;
    let client = Client::new(connection, client_opts)?;

    let far_future_ms = std::time::SystemTime::now()
        .duration_since(std::time::UNIX_EPOCH)
        .unwrap()
        .as_millis() as u64
        + 3_600_000;

    let handle = client
        .start_workflow(
            UpdatableTimerWorkflow::run,
            far_future_ms,
            WorkflowStartOptions::new("updatable-timer", "updatable-timer-workflow-id").build(),
        )
        .await?;

    println!("Started workflow, run_id: {:?}", handle.run_id());
    println!("Initial deadline: {far_future_ms}");

    let near_future_ms = std::time::SystemTime::now()
        .duration_since(std::time::UNIX_EPOCH)
        .unwrap()
        .as_millis() as u64
        + 2_000;

    handle
        .signal(
            UpdatableTimerWorkflow::update_deadline,
            near_future_ms,
            WorkflowSignalOptions::default(),
        )
        .await?;

    println!("Updated deadline to: {near_future_ms}");
    let curr_deadline = handle
        .query(
            UpdatableTimerWorkflow::get_deadline,
            (),
            WorkflowQueryOptions::default(),
        )
        .await?;
    println!("Current deadline: {curr_deadline}");

    let result = handle
        .get_result(WorkflowGetResultOptions::default())
        .await?;
    println!("Workflow result: {result}");

    Ok(())
}