feat: implement surrealdb and redis

src/entities/common_dto.rs

@@ -1,4 +1,5 @@
 use serde::{Deserialize, Serialize};
+use surrealdb::{engine::remote::ws::Client, Surreal};
 use utoipa::{IntoParams, ToSchema};
 
 #[derive(Debug, Clone, Serialize, Deserialize, ToSchema)]
@@ -35,3 +36,12 @@ pub struct ResponseListSuccessDto<T: Serialize> {
 	pub data: T,
 	pub meta: Option<MetaResponseDto>,
 }
+
+pub type SurrealClient = Surreal<Client>;
+pub type RedisClient = redis::Client;
+
+#[derive(Clone)]
+pub struct AppState {
+	pub surrealdb: SurrealClient,
+	pub redisdb: RedisClient,
+}

src/entities/error_dto.rs

@@ -0,0 +1,27 @@
+pub mod error {
+	use axum::http::StatusCode;
+	use axum::response::IntoResponse;
+	use axum::response::Response;
+	use axum::Json;
+	use thiserror::Error;
+
+	#[derive(Error, Debug)]
+	pub enum Error {
+		#[error("database error")]
+		Db,
+	}
+
+	impl IntoResponse for Error {
+		fn into_response(self) -> Response {
+			(StatusCode::INTERNAL_SERVER_ERROR, Json(self.to_string()))
+				.into_response()
+		}
+	}
+
+	impl From<surrealdb::Error> for Error {
+		fn from(error: surrealdb::Error) -> Self {
+			eprintln!("{error}");
+			Self::Db
+		}
+	}
+}

src/entities/mod.rs

@@ -1,3 +1,5 @@
 pub mod common_dto;
+pub mod error_dto;
 
 pub use common_dto::*;
+pub use error_dto::*;