Implement serde_json::Value for BlockStatsFields

Author: Gabriel Comte

client/src/client.rs

@@ -471,8 +471,6 @@ pub trait RpcApi: Sized {
         height: u64,
         fields: &[json::BlockStatsFields],
     ) -> Result<json::GetBlockStatsResultPartial> {
-        let fields: Vec<String> = fields.iter().map(|field| field.to_string()).collect();
-
         self.call("getblockstats", &[height.into(), fields.into()])
     }
 

json/src/lib.rs

@@ -403,6 +403,7 @@ pub struct FeeRatePercentiles {
     pub fr_90th: Amount,
 }
 
+#[derive(Clone)]
 pub enum BlockStatsFields {
     AverageFee,
     AverageFeeRate,
@@ -477,6 +478,12 @@ impl fmt::Display for BlockStatsFields {
     }
 }
 
+impl From<BlockStatsFields> for serde_json::Value {
+    fn from(bsf: BlockStatsFields) -> Self {
+        Self::from(bsf.to_string())
+    }
+}
+
 #[derive(Clone, PartialEq, Debug, Deserialize, Serialize)]
 #[serde(rename_all = "camelCase")]
 pub struct GetMiningInfoResult {