feat: significantly improve logging for api requests

src/pages/api/students.rs

@@ -3,36 +3,34 @@ use leptos::server_fn::codec::Json;
 
 #[cfg(feature = "ssr")]
 mod imports {
-    pub use crate::utils::server::*;
-    pub use aws_sdk_dynamodb::types::AttributeValue;
     pub use super::super::MAIN_TABLE_NAME;
     pub use crate::common::ValueType;
+    pub use crate::utils::server::*;
+    pub use aws_sdk_dynamodb::error::ProvideErrorMetadata;
+    pub use aws_sdk_dynamodb::types::AttributeValue;
+    pub use leptos::logging::{debug_log, error};
     pub use std::collections::HashMap;
-    pub use leptos::logging::debug_log;
 }
 
 #[server(input = Json)]
 pub async fn put_student_data(
     subject: String,
     data_type: String,
-    data_map: std::collections::HashMap<String, crate::common::ValueType>
+    data_map: std::collections::HashMap<String, crate::common::ValueType>,
 ) -> Result<(), ServerFnError> {
     use imports::*;
-    
+
     let client = create_dynamo_client().await;
-    
+
     let mut data_map_attr = into_attr_map(data_map);
     data_map_attr.insert(
         "HK".into(),
-        AttributeValue::S(format!("STUDENT#{}", subject))
+        AttributeValue::S(format!("STUDENT#{}", subject)),
     );
-    data_map_attr.insert(
-        "SK".into(),
-        AttributeValue::S(data_type.to_uppercase())
-    );
-    
+    data_map_attr.insert("SK".into(), AttributeValue::S(data_type.to_uppercase()));
+
     debug_log!("Inserting this item: {:?}", data_map_attr);
-    
+
     client
         .put_item()
         .table_name(MAIN_TABLE_NAME)
@@ -40,7 +38,14 @@ pub async fn put_student_data(
         .send()
         .await
         .map(|_| ())
-        .map_err(ServerFnError::from)
+        .map_err(|err| {
+            let msg = format!(
+                "Couldn't put item into Dynamo: {}",
+                err.message().unwrap_or("Unknown error occurred")
+            );
+            error!("{}", msg);
+            ServerFnError::new(msg)
+        })
 }
 
 #[server]
@@ -49,9 +54,9 @@ pub async fn get_student_data(
     data_type: String,
 ) -> Result<std::collections::HashMap<String, crate::common::ValueType>, ServerFnError> {
     use imports::*;
-    
+
     let client = create_dynamo_client().await;
-    
+
     client
         .query()
         .table_name(MAIN_TABLE_NAME)
@@ -65,37 +70,42 @@ pub async fn get_student_data(
             let Some(list) = output.items else {
                 return HashMap::new();
             };
-            
+
             let mut map = HashMap::new();
-            
-            let _ = list
-                .into_iter()
-                .flatten()
-                .for_each(|(k, v)| {
-                    map.insert(k, ValueType::from(&v));
-                });
-            
+
+            let _ = list.into_iter().flatten().for_each(|(k, v)| {
+                map.insert(k, ValueType::from(&v));
+            });
+
             map
         })
-        .map_err(ServerFnError::from)
+        .map_err(|err| {
+            let msg = format!(
+                "Couldn't get item from Dynamo: {}",
+                err.message().unwrap_or("Unknown error occurred")
+            );
+            error!("{}", msg);
+            ServerFnError::new(msg)
+        })
 }
 
 /// Gets and flattens all of a student's information from the database, regardless of their defined
 /// sort key.
-/// 
+///
 /// Note: if sorted data from the `put_student_data` function contains the same fields, this
 /// function will have unexpected behavior. For example, if a `first_name` field appears in multiple
 /// locations in the database, all for this single student, they will overwrite each other in no
 /// specific order.
 #[server]
 pub async fn get_all_student_data(
-    subject: String
+    subject: String,
 ) -> Result<std::collections::HashMap<String, crate::common::ValueType>, ServerFnError> {
     use imports::*;
-    
+
     let client = create_dynamo_client().await;
-    
-    client.query()
+
+    client
+        .query()
         .table_name(MAIN_TABLE_NAME)
         .key_condition_expression("HK = :hk")
         .expression_attribute_values(":hk", AttributeValue::S(format!("STUDENT#{}", subject)))
@@ -105,10 +115,19 @@ pub async fn get_all_student_data(
             let Some(items) = output.items else {
                 return HashMap::new();
             };
-            
-            items.iter().flatten()
-                .map(|(|k, v)| (k.clone(), ValueType::from(v)))
+
+            items
+                .iter()
+                .flatten()
+                .map(|(k, v)| (k.clone(), ValueType::from(v)))
                 .collect::<HashMap<String, ValueType>>()
         })
-        .map_err(ServerFnError::from)
+        .map_err(|err| {
+            let msg = format!(
+                "Couldn't get data from Dynamo: {}",
+                err.message().unwrap_or("Unknown error occurred")
+            );
+            error!("{}", msg);
+            ServerFnError::new(msg)
+        })
 }