feat: Added parsing of simple command line arguments and CONFIG GET command implementation

1 files changed, 44 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index bf4f302..060106b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,5 +1,49 @@
+use std::{env, sync::Arc};
+
 #[macro_use]
 pub mod macros;
 pub mod resp_commands;
 pub mod resp_parser;
 pub mod shared_cache;
+
+#[derive(Debug, Default)]
+pub struct Config {
+    pub dir: Option<String>,
+    pub dbfilename: Option<String>,
+}
+
+pub type SharedConfig = Arc<Option<Config>>;
+
+impl Config {
+    pub fn new() -> Result<Config, String> {
+        let args: Vec<String> = env::args().collect();
+
+        let mut dir = None;
+        let mut dbfilename = None;
+
+        let mut i = 1; // Skip program name
+        while i < args.len() {
+            match args[i].as_str() {
+                "--dir" => {
+                    if i + 1 >= args.len() {
+                        return Err("--dir requires a value".to_string());
+                    }
+                    dir = Some(args[i + 1].clone());
+                    i += 2;
+                }
+                "--dbfilename" => {
+                    if i + 1 >= args.len() {
+                        return Err("--dbfilename requires a value".to_string());
+                    }
+                    dbfilename = Some(args[i + 1].clone());
+                    i += 2;
+                }
+                _ => {
+                    return Err(format!("Unknown argument: {}", args[i]));
+                }
+            }
+        }
+
+        Ok(Config { dir, dbfilename })
+    }
+}