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#[cfg(feature = "tonic")]
use crate::proto::{common::v1::KeyValue, resource::v1::Resource};
use std::cmp::Ordering;

#[derive(PartialEq)]
pub(crate) struct ResourceWrapper(opentelemetry::sdk::Resource);

impl From<opentelemetry::sdk::Resource> for ResourceWrapper {
    fn from(r: opentelemetry::sdk::Resource) -> Self {
        ResourceWrapper(r)
    }
}

impl Eq for ResourceWrapper {}

impl Ord for ResourceWrapper {
    fn cmp(&self, other: &Self) -> Ordering {
        self.0.len().cmp(&other.0.len())
    }
}

impl PartialOrd for ResourceWrapper {
    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
        Some(self.0.len().cmp(&other.0.len()))
    }
}

#[cfg(feature = "tonic")]
impl From<ResourceWrapper> for Resource {
    fn from(resource: ResourceWrapper) -> Self {
        Resource {
            attributes: resource
                .0
                .into_iter()
                .map(|(key, value)| KeyValue {
                    key: key.as_str().to_string(),
                    value: Some(value.into()),
                })
                .collect::<Vec<KeyValue>>(),
            dropped_attributes_count: 0,
        }
    }
}