Started reimplementation of the Rest api in actix-web

backend-actix/src/request/error.rs

@@ -0,0 +1,60 @@
+use std::fmt::{Display, Formatter, Result};
+use actix_web::{ResponseError, error::BlockingError};
+use serde::{Serialize, Deserialize};
+use validator::ValidationErrors;
+
+use crate::schema::error::DatabaseError;
+
+#[derive(Serialize, Deserialize, Debug)]
+pub struct ApiError {
+    pub error: String
+}
+
+impl Display for ApiError {
+    // This trait requires `fmt` with this exact signature.
+    fn fmt(&self, f: &mut Formatter) -> Result {
+        write!(f, "{}", self.error)
+    }
+}
+
+impl ResponseError for ApiError { }
+
+impl From<DatabaseError> for ApiError {
+    fn from(value: DatabaseError) -> Self {
+        ApiError {
+            error: value.0
+        }
+    }
+}
+
+impl From<BlockingError> for ApiError {
+    fn from(value: BlockingError) -> Self {
+        ApiError {
+            error: value.to_string()
+        }
+    }
+}
+
+impl From<serde_json::Error> for ApiError {
+    fn from(value: serde_json::Error) -> Self {
+        ApiError {
+            error: value.to_string()
+        }
+    }
+}
+
+impl From<jsonwebtoken::errors::Error> for ApiError {
+    fn from(value: jsonwebtoken::errors::Error) -> Self {
+        ApiError { 
+            error: value.to_string() 
+        }
+    }
+}
+
+impl From<ValidationErrors> for ApiError {
+    fn from(value: ValidationErrors) -> Self {
+        ApiError {
+            error: value.to_string()
+        }
+    }
+}