feat: add config loader to parse json configs

src/config/loader.rs

@@ -0,0 +1,16 @@
+use crate::types::config::{self, Config};
+
+pub fn load_config(config_path: &str) -> Config {
+    let settings: Config = config::Config::new();
+
+    match config::Config::load_from_file(config_path) {
+        Ok(config) => {
+            return config;
+        }
+        Err(e) => {
+            eprintln!("Error loading config file: {}", e);
+        }
+    }
+
+    return settings;
+}

src/config/mod.rs

@@ -0,0 +1 @@
+pub mod loader;

src/lib.rs

@@ -1,4 +1,5 @@
 pub mod cmd;
+pub mod config;
 pub mod handlers;
 pub mod search;
 pub mod types;

src/main.rs

@@ -13,13 +13,16 @@ use rustysearch::{
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
+    // Get Command Line Arguments
     let args = Args::parse();
 
     // Initialize logger
     env_logger::init_from_env(Env::default().default_filter_or("debug"));
 
+    // Initialize the search engine
     let search_engine = SearchEngine::new(1.5, 0.75);
 
+    // Wrap the search engine in a Mutex and then in an AppState
     let app_state = web::Data::new(AppStateWithSearchEngine {
         search_engine: Mutex::new(search_engine.clone()),
     });

src/types/config.rs

@@ -1,3 +1,5 @@
+use std::fmt::Error;
+
 use serde::{Deserialize, Serialize};
 
 #[derive(Debug, Serialize, Deserialize)]
@@ -13,4 +15,8 @@ impl Config {
             database_path: String::from("/tmp/rustysearch.db"),
         }
     }
+
+    pub(crate) fn load_from_file(config_path: &str) -> Result<Config, Error> {
+        unimplemented!();
+    }
 }