Input parameter detection

api.yaml

@@ -2,7 +2,7 @@ version: "1.0"
 project: "legacy-student-api"
 
 endpoints:
-  - path: "/students/{id}"
+  - path: "/students/:id"
     method: "GET"
     cobol_source: "src/fetch_student.cbl"
     procedure: "FETCH-STUDENT"

code/src/main.rs

@@ -1,15 +1,17 @@
 use axum::{
+    extract::Path as AxumPath,
     http::StatusCode,
     routing::get,
     Extension, Json, Router,
 };
 use serde::{Deserialize, Serialize};
+use std::collections::HashMap;
 use std::fs::File;
 use std::io::Read;
 use std::net::SocketAddr;
-use std::sync::Arc;
 use std::path::Path;
 use std::process::Command;
+use std::sync::Arc;
 
 #[derive(Debug, Serialize, Deserialize)]
 struct ApiConfig {
@@ -50,12 +52,11 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
         
         let cobol_path = Path::new(&endpoint.cobol_source);
         let working_dir = cobol_path.parent().unwrap_or_else(|| Path::new("."));
-        let file_name = cobol_path.file_name()
-            .ok_or("Invalid COBOL filename")?;
-        let library_name = Path::new(file_name)
-            .with_extension("so");
+        let file_name = cobol_path.file_name().ok_or("Invalid COBOL filename")?;
+        let library_name = Path::new(file_name).with_extension("so");
         let file_name_str = file_name.to_str().ok_or("Filename conversion error")?;
         let library_name_str = library_name.to_str().ok_or("Library name conversion error")?;
+        
         let output = Command::new("cobc")
             .current_dir(working_dir)
             .args(["-m", "-O", "-o", library_name_str, file_name_str])
@@ -65,7 +66,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
             eprintln!("COBOL Compilation failed:\n{}", String::from_utf8_lossy(&output.stderr));
             std::process::exit(1);
         }
-        println!("Compilation successful: {} generated.", endpoint.cobol_source.replace(".cbl", ".so").as_str());
+        println!("Compilation successful: {} generated.", library_name_str);
         
         let path = endpoint.path.clone();
 
@@ -91,10 +92,32 @@ async fn project_handler() -> Result<Json<serde_json::Value>, (StatusCode, Strin
     })))
 }
 
-async fn cobol_handler(Extension(endpoint): Extension<Arc<Endpoint>>) -> Result<Json<serde_json::Value>, (StatusCode, String)> {
+async fn cobol_handler(
+    Extension(endpoint): Extension<Arc<Endpoint>>,
+    AxumPath(params): AxumPath<HashMap<String, String>>,
+) -> Result<Json<serde_json::Value>, (StatusCode, String)> {
+    let mut mapped_arguments = serde_json::Map::new();
+
+    for arg in &endpoint.arguments {
+        if arg.source == "path" {
+            if let Some(value) = params.get(&arg.name) {
+                mapped_arguments.insert(
+                    arg.target.clone(),
+                    serde_json::Value::String(value.clone())
+                );
+            } else {
+                return Err((
+                    StatusCode::BAD_REQUEST,
+                    format!("Missing required path parameter: {}", arg.name)
+                ));
+            }
+        }
+    }
 
     Ok(Json(serde_json::json!({
-        "source_file": endpoint.cobol_source
+        "source_file": endpoint.cobol_source,
+        "procedure": endpoint.procedure,
+        "input_arguments": mapped_arguments
     })))
 }