use thiserror::Error;
#[derive(Debug, Error)]
pub enum Error {
#[error("Request failed: {0}")]
Request(#[from] reqwest::Error),
#[error("Slack API error: {0}")]
SlackApi(String),
#[error("Rate limited, retry after {retry_after}s")]
RateLimited { retry_after: u64 },
#[error("Unauthorized: invalid token")]
Unauthorized,
#[error("Channel not found: {0}")]
ChannelNotFound(String),
#[error("User not found: {0}")]
UserNotFound(String),
#[error("JSON error: {0}")]
Json(#[from] serde_json::Error),
#[error("Invalid request: {0}")]
InvalidRequest(String),
}
pub type Result<T> = std::result::Result<T, Error>;