Crate larksuite_oapi_sdk_rs 

Lark/Feishu OpenAPI SDK for Rust.

Quick start

use larksuite_oapi_sdk_rs::LarkClient;

let client = LarkClient::builder("APP_ID", "APP_SECRET").build().unwrap();

Features

• REST services — 56+ service modules under service covering IM, Calendar, Drive, etc.
• Event dispatch — webhook and WebSocket event routing via EventDispatcher.
• Typed events — 200+ typed event structs under events.
• Card builder — interactive Lark card construction via card.
• Channel messaging — feature-gated (messaging) high-level send, reply, edit, upload, and download operations via [channel::ChannelMessaging].
• Channel runtime — feature-gated (channel) inbound event normalization and policy handling; enables messaging and ws.
• WebSocket client — feature-gated (ws) persistent long-connection event stream via [ws::WsClient].
• Axum adapter — feature-gated (axum) integration for HTTP servers.

Re-exports

pub use cache::Cache;

pub use cache::LocalCache;

pub use client::LarkClient;

pub use client::LarkClientBuilder;

pub use config::Config;

pub use constants::AccessTokenType;

pub use constants::AppType;

pub use constants::FEISHU_BASE_URL;

pub use constants::LARK_BASE_URL;

pub use crypto::encrypted_event_msg;

pub use crypto::event_decrypt;

pub use crypto::event_encrypt;

pub use crypto::verify_signature_sha1;

pub use crypto::verify_signature_sha256;

pub use error::LarkError;

pub use event::CallbackAction;

pub use event::CallbackCard;

pub use event::CallbackContext;

pub use event::CallbackHandlerFn;

pub use event::CallbackOperator;

pub use event::CardAction;

pub use event::CardActionHandler;

pub use event::CardActionTriggerRequest;

pub use event::CardActionTriggerResponse;

pub use event::CardHandlerFn;

pub use event::CardHandlerResult;

pub use event::CustomResp;

pub use event::CustomizedEventHandlerFn;

pub use event::EventBase;

pub use event::EventDispatcher;

pub use event::EventHandlerFn;

pub use event::EventHeader;

pub use event::EventReq;

pub use event::EventResp;

pub use event::EventV1Header;

pub use event::EventV2Base;

pub use event::EventV2Body;

pub use event::InlinePreview;

pub use event::PreviewUrl;

pub use event::TemplateCard;

pub use event::Toast;

pub use event::ToastI18n;

pub use event::URLPreviewGetRequest;

pub use event::URLPreviewGetResponse;

pub use json::JsonValue;

pub use req::ApiReq;

pub use req::FormDataBuilder;

pub use req::FormDataField;

pub use req::FormDataValue;

pub use req::PathParams;

pub use req::QueryParams;

pub use req::ReqBody;

pub use req::RequestOption;

pub use resp::ApiResp;

pub use resp::CodeError;

pub use resp::CodeErrorInfo;

pub use resp::RawResponse;

pub use service::go_compatibility::GoCompatibility;

pub use service::go_compatibility::GoCompatibilityEndpoint;

pub use service::go_compatibility::GoCompatibilityEndpointMeta;

pub use service::go_compatibility::GoV397;Deprecated

pub use service::go_compatibility::GoV397Endpoint;Deprecated

pub use service::go_compatibility::GoV397EndpointMeta;Deprecated

pub use token::AppTicketManager;

pub use token::AppTokenResponse;

pub use token::ClientAssertionProvider;

pub use token::MarketplaceAppTokenReq;

pub use token::MarketplaceTenantTokenReq;

pub use token::ResendAppTicketRequest;

pub use token::ResendAppTicketResponse;

pub use token::SelfBuiltAppTokenReq;

pub use token::SelfBuiltTenantTokenReq;

pub use token::TargetInfo;

pub use token::TenantTokenResponse;

pub use token::Token;

pub use token::TokenManager;

Modules

cache

In-memory token cache with TTL expiry.

card

Lark interactive card builder.

client

config

constants

crypto

error

event

Lark event dispatch framework.

events

Typed P2 (v2.0 protocol) event payload structs and handler registration methods.

http_handler

Framework-agnostic HTTP adapter helpers for event callbacks.

json

SDK-owned representation for intentionally dynamic JSON values.

registration

OAuth app registration via device-code flow.

req

resp

service

token

Structs

HttpMethod

The Request Method (VERB)