initial commit

crates/router/src/utils.rs

@@ -0,0 +1,76 @@
+pub(crate) mod crypto;
+pub(crate) mod custom_serde;
+mod ext_traits;
+mod fp_utils;
+
+use nanoid::nanoid;
+
+pub(crate) use self::{
+    ext_traits::{
+        validate_address, validate_email, ByteSliceExt, BytesExt, Encode, OptionExt, StringExt,
+        ValidateCall, ValueExt,
+    },
+    fp_utils::when,
+};
+use crate::consts;
+
+pub mod date_time {
+    use time::{OffsetDateTime, PrimitiveDateTime};
+
+    pub fn now() -> PrimitiveDateTime {
+        let utc_date_time = OffsetDateTime::now_utc();
+        PrimitiveDateTime::new(utc_date_time.date(), utc_date_time.time())
+    }
+}
+
+pub mod error_parser {
+    use std::fmt::Display;
+
+    use actix_web::{
+        error::{Error, JsonPayloadError},
+        http::StatusCode,
+        HttpRequest, ResponseError,
+    };
+
+    #[derive(Debug)]
+    struct CustomJsonError {
+        err: JsonPayloadError,
+    }
+
+    // Display is a requirement defined by the actix crate for implementing ResponseError trait
+    impl Display for CustomJsonError {
+        fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+            f.write_str(
+                serde_json::to_string(&serde_json::json!({
+                    "error": self.err.to_string()
+                }))
+                .as_deref()
+                .unwrap_or("Invalid Json Error"),
+            )
+        }
+    }
+
+    impl ResponseError for CustomJsonError {
+        fn status_code(&self) -> reqwest::StatusCode {
+            StatusCode::INTERNAL_SERVER_ERROR
+        }
+
+        fn error_response(&self) -> actix_web::HttpResponse<actix_web::body::BoxBody> {
+            use actix_web::http::header;
+
+            actix_web::HttpResponseBuilder::new(StatusCode::BAD_REQUEST)
+                .insert_header((header::CONTENT_TYPE, mime::APPLICATION_JSON))
+                .insert_header((header::VIA, "Juspay_Router"))
+                .body(self.to_string())
+        }
+    }
+
+    pub(crate) fn custom_json_error_handler(err: JsonPayloadError, _req: &HttpRequest) -> Error {
+        actix_web::error::Error::from(CustomJsonError { err })
+    }
+}
+
+#[inline]
+pub fn generate_id(length: usize, prefix: &str) -> String {
+    format!("{}_{}", prefix, nanoid!(length, &consts::ALPHABETS))
+}