diff --git a/src/cli/mod.rs b/src/cli/mod.rs
index be6b7dd..c902f9d 100644
--- a/src/cli/mod.rs
+++ b/src/cli/mod.rs
@@ -10,4 +10,8 @@ pub struct Args {
     /// show current config file
     #[arg(short = 'C', long)]
     pub current_config: bool,
+
+    /// veiw previous day's notes
+    #[arg(short = 'p', long, default_value_t = 0)]
+    pub previous: u16,
 }
diff --git a/src/main.rs b/src/main.rs
index 11f8c7f..1ea31b9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -15,10 +15,9 @@ use std::fs;
 use std::path::Path;
 use std::process::Command;
 
-//TODO refactor creating new file
-
 fn main() {
     let args = Args::parse();
+    println!("previous = {}", args.previous);
 
     let expected_cfg_files = match Config::expected_locations() {
         Ok(cfg_files) => cfg_files,
@@ -113,8 +112,8 @@ fn main() {
         Ok(todo_file) => todo_file.file.path(),
     };
 
-    Command::new(cfg.editor)
+    Command::new(&cfg.editor)
         .args([current_file])
         .status()
-        .expect(format!("failed to launch editor {}", "vim").as_str());
+        .expect(format!("failed to launch editor {}", &cfg.editor).as_str());
 }