got build script working properly

Cargo.toml

@@ -21,3 +21,6 @@ glcp = "0.1.2"
 serde = "1.0.158"
 serde_derive = "1.0.158"
 toml = "0.7.3"
+
+[build-dependencies]
+dirs = "5.0.0"

build.rs

@@ -1,5 +1,9 @@
 use std::env::var;
-use dir::home_dir;
+use std::path::PathBuf;
+use std::include_str;
+use std::fs;
+use std::io::Write;
+use dirs::home_dir;
 
 fn generate_config() {
     let mut home = home_dir().unwrap();
@@ -13,9 +17,18 @@ fn generate_config() {
             default_config_path
         }
     };
+    if !config_path.exists() {
+            fs::create_dir_all(&config_path.parent().unwrap_or(&home_dir().expect("[error] Cannot find home directory.")))
+                .expect("[error] Could not create config directory.");
+            let mut new_config_file =
+                fs::File::create(&config_path).expect("[error] Could not create config file.");
+            new_config_file
+                .write_all(include_str!("src/resources/default.toml").as_bytes())
+                .expect("[error] Could not write to config file.");
+    };
 }
 
 fn main() {
     println!("cargo:rerun-if-env-changed=SHRTCUT_CONFIG_FILE");
-    let _ = Configs::new();
+    generate_config();
 }