Move .env configuration to config.toml

src/config.rs

@@ -140,3 +140,47 @@ impl Default for ZoneConfig {
     }
 }
 
+#[derive(Serialize, Deserialize, Clone, Debug, PartialEq)]
+pub(crate) struct AppConfig {
+    #[serde(alias="cf_api_token")]
+    pub(crate) cloudflare_api_token: String,
+    pub(crate) check_interval_seconds: Option<u16>,
+    pub(crate) uptime_url: Option<String>,
+}
+
+impl AppConfig {
+    pub(crate) fn load() -> Result<Self, Box<dyn Error>> {
+        let cfg: Self = match confy::load(env!("CARGO_PKG_NAME"),"config") {
+            Ok(data) => data,
+            Err(e) => {
+                match connected_to_journal() {
+                    true => error!("[ERROR] {e}"),
+                    false => eprintln!("[ERROR] {e}")
+                }
+                return Err(Box::new(e));
+            }
+        };
+
+        if cfg.cloudflare_api_token.is_empty() {
+            let err_msg = "Cloudflare api token not specified. The app cannot work without this";
+            match connected_to_journal() {
+                true => error!("[ERROR] {err_msg}"),
+                false => eprintln!("[ERROR] {err_msg}")
+            }
+            panic!("{err_msg}");
+        }
+
+        Ok(cfg)
+    }
+}
+
+impl Default for AppConfig {
+    fn default() -> Self {
+        Self {
+            cloudflare_api_token: "".to_owned(),
+            check_interval_seconds: None,
+            uptime_url: None
+        }
+    }
+}
+