feat: config module implemented

src/modules/config/mod.rs

@@ -0,0 +1,36 @@
+use std::fs::read_to_string;
+
+#[derive(Clone)]
+pub struct Config {
+    pub database_path: String,
+}
+
+const DEFAULT_CONFIG_PATH: &'static str = "./src/assets/wordsmith_default.conf";
+const DEFAULT_DATABASE_PATH: &'static str = "~/.config/wordsmith/wordsmith.db";
+
+pub fn read_config(path: Option<&str>) -> Config {
+    let target_path: &str = {
+        if let Some(p) = path {
+            p
+        } else {
+            DEFAULT_CONFIG_PATH
+        }
+    };
+
+    let mut config = Config {
+        database_path: DEFAULT_DATABASE_PATH.to_string(),
+    };
+
+    for line in read_to_string(target_path).unwrap().lines() {
+        if let Some((key, value)) = line.split_once(" ") {
+            match key {
+                "database_path" => {
+                    config.database_path = value.to_string();
+                }
+                _ => {}
+            }
+        }
+    }
+
+    config
+}

src/modules/mod.rs

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