some error handling

src/error.rs

@@ -1,8 +1,41 @@
 
+use json;
+use crate::server::proto;
+
+#[derive(Debug)]
 pub struct MizeError {
-    pub message: String
+    pub kind: String,
+    pub code: u32,
+    pub message: String,
 }
 
-pub fn display_error_to_user(error: MizeError){
-    println!("{}", error.message);
+impl MizeError {
+    pub fn to_json(self: MizeError) -> json::JsonValue{
+        let data = json::object!{
+            kind: self.kind,
+            code: self.code,
+            message: self.message,
+        };
+        return data;
+    }
+
+    pub fn to_message(self: MizeError) -> proto::Response {
+        let data = self.to_json();
+        let mut msg = vec![crate::PROTO_VERSION, proto::MSG_ERROR];
+        msg.extend(json::stringify(data).into_bytes());
+        return proto::Response::One(msg);
+    }
+}
+
+impl From<surrealdb::Error> for MizeError {
+    fn from(sur_err: surrealdb::Error) -> MizeError{
+        let cat = format!("data-storage:surrealdb:{:?}", sur_err);
+        let msg = format!("Something went wrong internally with the data-storage:surrealdb: {}", sur_err);
+        let err = MizeError {
+            code: 128,
+            kind: cat,
+            message: msg,
+        };
+        return err;
+    }
 }