// SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
// SPDX-License-Identifier: Apache-2.0

use dynamo_runtime::metrics::MetricsRegistry;
use prometheus::IntCounter;

#[derive(Clone, Debug)]
pub struct KvbmMetrics {
    pub offload_requests: IntCounter,
    pub save_kv_layer_requests: IntCounter,
}

impl KvbmMetrics {
    pub fn new(mr: &dyn MetricsRegistry) -> Self {
        let offload_requests = mr
            .create_intcounter("offload_requests", "The number of offload requests", &[])
            .unwrap();
        let save_kv_layer_requests = mr
            .create_intcounter(
                "save_kv_layer_requests",
                "The number of save kv layer requests",
                &[],
            )
            .unwrap();
        Self {
            offload_requests,
            save_kv_layer_requests,
        }
    }
}