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use std::time::Duration;

use crate::proto::etcdserverpb;
use crate::ResponseHeader;

pbwrap_request!(
    /// Request for granting lease.
    LeaseGrantRequest
);

impl LeaseGrantRequest {
    /// Creates a new LeaseGrantRequest with the specified TTL.
    pub fn new(ttl: Duration) -> Self {
        Self {
            proto: etcdserverpb::LeaseGrantRequest {
                ttl: ttl.as_secs() as i64,
                id: 0,
            },
        }
    }

    /// Set custom lease ID.
    pub fn set_id(&mut self, id: u64) {
        self.proto.id = id as i64;
    }
}

pbwrap_response!(LeaseGrantResponse);

impl LeaseGrantResponse {
    /// Takes the header out of response, leaving a `None` in its place.
    pub fn take_header(&mut self) -> Option<ResponseHeader> {
        self.proto.header.take().map(From::from)
    }

    /// Gets the lease ID for the granted lease.
    pub fn id(&self) -> u64 {
        self.proto.id as u64
    }

    /// Gets the server chosen lease time-to-live in seconds.
    pub fn ttl(&self) -> u64 {
        self.proto.ttl as u64
    }
}