offline mode, expanded logging

src/global.rs

@@ -1,4 +1,5 @@
-use crate::structs::PrintPrefix;
+use crate::misc;
+use crate::structs::{PrintPrefix, StoredGameData};
 use colored::Colorize;
 use once_cell::sync::Lazy;
 use std::collections::HashMap;
@@ -12,6 +13,8 @@ pub const GH_IW4X_REPO: &str = "iw4x-client";
 pub static MASTER: Lazy<Mutex<String>> =
     Lazy::new(|| Mutex::new("https://cdn.alterware.ovh".to_owned()));
 
+pub static IS_OFFLINE: Lazy<Mutex<bool>> = Lazy::new(|| Mutex::new(false));
+
 pub static PREFIXES: Lazy<HashMap<&'static str, PrintPrefix>> = Lazy::new(|| {
     HashMap::from([
         (
@@ -51,3 +54,29 @@ pub static PREFIXES: Lazy<HashMap<&'static str, PrintPrefix>> = Lazy::new(|| {
         ),
     ])
 });
+
+pub async fn check_connectivity() -> bool {
+    let master_url = MASTER.lock().unwrap().clone();
+
+    match crate::http_async::get_body_string(&master_url).await {
+        Ok(_) => true,
+        Err(_) => {
+            *IS_OFFLINE.lock().unwrap() = true;
+            false
+        }
+    }
+}
+
+pub fn get_stored_data() -> Option<StoredGameData> {
+    let dir = std::env::current_dir().ok()?;
+    let cache = misc::get_cache(&dir);
+    cache.stored_data
+}
+
+pub fn store_game_data(data: &StoredGameData) -> Result<(), Box<dyn std::error::Error>> {
+    let dir = std::env::current_dir()?;
+    let mut cache = misc::get_cache(&dir);
+    cache.stored_data = Some((*data).clone());
+    misc::save_cache(&dir, cache);
+    Ok(())
+}