feat: initial support of method call

sdgb-cli/src/main.rs

@@ -1,6 +1,9 @@
 use nyquest_preset::nyquest::ClientBuilder;
 use palc::Parser;
-use sdgb_api::all_net::QRCode;
+use sdgb_api::{
+    all_net::QRCode,
+    title::{MaiVersionExt, Sdgb1_50, methods::APIMethod, model::Ping},
+};
 use spdlog::{error, info};
 
 use crate::commands::Cli;
@@ -15,6 +18,12 @@ async fn main() -> Result<(), Box<dyn snafu::Error>> {
     let client = ClientBuilder::default().build_async().await?;
 
     match cmd.command {
+        commands::Commands::Ping => {
+            let req = Sdgb1_50::api_request(APIMethod::Ping, "", Ping)?;
+            let data = client.request(req).await?.bytes().await?;
+            let decoded = Sdgb1_50::decode(data)?;
+            info!("resp: {:?}", String::from_utf8_lossy(&decoded));
+        }
         commands::Commands::QRLogin { ref qrcode_content } => {
             let qrcode = QRCode { qrcode_content };
             match qrcode.login(&client).await {