storage in the system is now storing log in details properly well

client/src/config/storage/storage.rs

@@ -0,0 +1,101 @@
+// src/config/storage/storage.rs
+use serde::{Deserialize, Serialize};
+use std::fs::{self, File};
+use std::io::Write;
+use std::path::PathBuf;
+use anyhow::{Context, Result};
+use tracing::{error, info};
+
+#[cfg(unix)]
+use std::os::unix::fs::PermissionsExt;
+
+pub const APP_NAME: &str = "multieko2_client";
+pub const TOKEN_FILE_NAME: &str = "auth.token";
+
+#[derive(Serialize, Deserialize, Debug, Clone)]
+pub struct StoredAuthData {
+    pub access_token: String,
+    pub user_id: String,
+    pub role: String,
+    pub username: String,
+}
+
+pub fn get_token_storage_path() -> Result<PathBuf> {
+    let state_dir = dirs::state_dir()
+        .or_else(|| dirs::home_dir().map(|home| home.join(".local").join("state")))
+        .ok_or_else(|| anyhow::anyhow!("Could not determine state directory"))?;
+
+    let app_state_dir = state_dir.join(APP_NAME);
+    fs::create_dir_all(&app_state_dir)
+        .with_context(|| format!("Failed to create app state directory at {:?}", app_state_dir))?;
+    
+    Ok(app_state_dir.join(TOKEN_FILE_NAME))
+}
+
+pub fn save_auth_data(data: &StoredAuthData) -> Result<()> {
+    let path = get_token_storage_path()?;
+    
+    let json_data = serde_json::to_string(data)
+        .context("Failed to serialize auth data")?;
+    
+    let mut file = File::create(&path)
+        .with_context(|| format!("Failed to create token file at {:?}", path))?;
+    
+    file.write_all(json_data.as_bytes())
+        .context("Failed to write token data to file")?;
+    
+    // Set file permissions to 600 (owner read/write only) on Unix
+    #[cfg(unix)]
+    {
+        file.set_permissions(std::fs::Permissions::from_mode(0o600))
+            .context("Failed to set token file permissions")?;
+    }
+    
+    info!("Auth data saved to {:?}", path);
+    Ok(())
+}
+
+pub fn load_auth_data() -> Result<Option<StoredAuthData>> {
+    let path = get_token_storage_path()?;
+    
+    if !path.exists() {
+        info!("Token file not found at {:?}", path);
+        return Ok(None);
+    }
+    
+    let json_data = fs::read_to_string(&path)
+        .with_context(|| format!("Failed to read token file at {:?}", path))?;
+    
+    if json_data.trim().is_empty() {
+        info!("Token file is empty at {:?}", path);
+        return Ok(None);
+    }
+    
+    match serde_json::from_str::<StoredAuthData>(&json_data) {
+        Ok(data) => {
+            info!("Auth data loaded from {:?}", path);
+            Ok(Some(data))
+        }
+        Err(e) => {
+            error!("Failed to deserialize token data from {:?}: {}. Deleting corrupt file.", path, e);
+            if let Err(del_e) = fs::remove_file(&path) {
+                error!("Failed to delete corrupt token file: {}", del_e);
+            }
+            Ok(None)
+        }
+    }
+}
+
+pub fn delete_auth_data() -> Result<()> {
+    let path = get_token_storage_path()?;
+    
+    if path.exists() {
+        fs::remove_file(&path)
+            .with_context(|| format!("Failed to delete token file at {:?}", path))?;
+        info!("Token file deleted from {:?}", path);
+    } else {
+        info!("Token file not found for deletion at {:?}", path);
+    }
+    
+    Ok(())
+}