use convert_case::{Case, Casing};
use serde_json::Value;

pub fn convert_json_keys(json: Value, case: Case) -> Value {
    match json {
        Value::Object(object) => Value::Object(
            object
                .into_iter()
                .map(|(key, value)| (key.to_case(case), convert_json_keys(value, case)))
                .collect(),
        ),
        Value::Array(array) => Value::Array(
            array
                .into_iter()
                .map(|item| convert_json_keys(item, case))
                .collect(),
        ),
        _ => json,
    }
}