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use std::collections::BTreeMap;
use jsonrpc_core::Error;
use v1::traits::Rpc;
pub struct RpcClient {
modules: BTreeMap<String, String>,
valid_apis: Vec<String>,
}
impl RpcClient {
pub fn new(modules: BTreeMap<String, String>) -> Self {
let valid_apis = vec!["web3", "eth", "net", "personal", "rpc"];
RpcClient {
modules: modules,
valid_apis: valid_apis.into_iter().map(|x| x.to_owned()).collect(),
}
}
}
impl Rpc for RpcClient {
fn rpc_modules(&self) -> Result<BTreeMap<String, String>, Error> {
let modules = self.modules.iter()
.fold(BTreeMap::new(), |mut map, (k, v)| {
map.insert(k.to_owned(), v.to_owned());
map
});
Ok(modules)
}
fn modules(&self) -> Result<BTreeMap<String, String>, Error> {
let modules = self.modules.iter()
.filter(|&(k, _v)| {
self.valid_apis.contains(k)
})
.fold(BTreeMap::new(), |mut map, (k, v)| {
map.insert(k.to_owned(), v.to_owned());
map
});
Ok(modules)
}
}