Add WebSocket support (#12)

backend/sync_server/src/app_state.rs

@@ -0,0 +1,34 @@
+pub mod broadcasts;
+pub mod database;
+
+use std::ffi::OsString;
+
+use anyhow::Result;
+use broadcasts::Broadcasts;
+use database::Database;
+
+use crate::{config::Config, consts::DEFAULT_CONFIG_PATH};
+
+#[derive(Clone, Debug)]
+pub struct AppState {
+    pub config: Config,
+    pub database: Database,
+    pub broadcasts: Broadcasts,
+}
+
+impl AppState {
+    pub async fn try_new(config_path: Option<OsString>) -> Result<Self> {
+        let config_path = config_path.unwrap_or_else(|| OsString::from(DEFAULT_CONFIG_PATH));
+        let path = std::path::PathBuf::from(config_path);
+
+        let config = Config::read_or_create(&path).await?;
+        let database = Database::try_new(&config.database).await?;
+        let broadcasts = Broadcasts::new(&config.server);
+
+        Ok(Self {
+            config,
+            database,
+            broadcasts,
+        })
+    }
+}