refactor: Remove duplicated program info definitions in status mode

Co-authored-by: aider (openai/andrew.openrouter.qwen.qwen3-coder) <aider@aider.chat>

src/meta_plugin.rs

@@ -37,6 +37,7 @@ pub trait MetaPlugin {
     fn is_supported(&self) -> bool {
         true
     }
+    
     fn create(&self) -> Result<Box<dyn Write>>;
     fn finalize(&mut self) -> io::Result<String>;
 
@@ -44,6 +45,11 @@ pub trait MetaPlugin {
     fn update(&mut self, data: &[u8]);
 
     fn meta_name(&mut self) -> String;
+    
+    // Get program information for display in status
+    fn program_info(&self) -> Option<(&str, Vec<&str>)> {
+        None
+    }
 }
 
 use std::io::Write;

src/meta_plugin/program.rs

@@ -117,6 +117,14 @@ impl MetaPlugin for MetaPluginProgram {
     fn meta_name(&mut self) -> String {
         self.meta_name.clone()
     }
+    
+    fn program_info(&self) -> Option<(&str, Vec<&str>)> {
+        if self.supported {
+            Some((&self.program, self.args.iter().map(|s| s.as_str()).collect()))
+        } else {
+            None
+        }
+    }
 
 }
 

src/modes/status.rs

@@ -147,29 +147,12 @@ fn build_meta_plugin_table(enabled_meta_plugins: &Vec<MetaPluginType>) -> Table
                 },
                 // For program-based plugins, show program info
                 _ => {
-                    // Get the program info by downcasting to MetaPluginProgram
-                    // This is a bit hacky but necessary to get the program info
-                    let program_name = match meta_plugin_type {
-                        MetaPluginType::FileMagic => "file".to_string(),
-                        MetaPluginType::FileMime => "file".to_string(),
-                        MetaPluginType::FileEncoding => "file".to_string(),
-                        MetaPluginType::LineCount => "wc".to_string(),
-                        MetaPluginType::WordCount => "wc".to_string(),
-                        MetaPluginType::DigestMd5 => "md5sum".to_string(),
-                        _ => "".to_string(),
-                    };
-                    
-                    let args = match meta_plugin_type {
-                        MetaPluginType::FileMagic => "-bE -",
-                        MetaPluginType::FileMime => "-b --mime-type -",
-                        MetaPluginType::FileEncoding => "-b --mime-encoding -",
-                        MetaPluginType::LineCount => "-l",
-                        MetaPluginType::WordCount => "-w",
-                        MetaPluginType::DigestMd5 => "",
-                        _ => "",
-                    };
-                    
-                    (program_name, args.to_string())
+                    // Get program info from the meta plugin itself
+                    if let Some((program, args)) = meta_plugin.program_info() {
+                        (program.to_string(), args.join(" "))
+                    } else {
+                        ("<NOT FOUND>".to_string(), "".to_string())
+                    }
                 }
             }
         };