Method cancel_request

core/station/impl/src/services/request.rs:421–449

Cancels a request if the request is in the created status and the caller is the requester.

(
        &self,
        request_id: &UUID,
        reason: Option<String>,
        ctx: &CallContext,
    )

    /// Cancels a request if the request is in the created status and the caller is the requester.
    pub fn cancel_request(
        &self,
        request_id: &UUID,
        reason: Option<String>,
        ctx: &CallContext,
    ) -> ServiceResult<Request> {
        let caller = ctx.user().ok_or(RequestError::Unauthorized)?;
        let request = self.get_request(request_id)?;

        if request.status != RequestStatus::Created {
            Err(RequestError::CancellationNotAllowed {
                reason: "Only requests in the created status can be cancelled.".to_string(),
            })?
        }

        if request.requested_by != caller.id {
            Err(RequestError::CancellationNotAllowed {
                reason: "Only the requester can cancel the request.".to_string(),
            })?
        }

        let request = self.request_repository.cancel_request(
            request,
            reason.unwrap_or("Request cancelled by requester.".to_string()),
            next_time(),
        );

        Ok(request)
    }

    pub async fn submit_request_approval(
        &self,