Add AppState, DB and Snafu

src/state/mod.rs

@@ -0,0 +1,27 @@
+use sea_orm::{Database, DatabaseConnection};
+use snafu::prelude::*;
+
+use crate::state::config::AppConfig;
+use error::*;
+
+pub mod config;
+pub mod error;
+
+#[derive(Clone, Debug)]
+pub struct AppState {
+    pub config: AppConfig,
+    pub db: DatabaseConnection,
+}
+
+impl AppState {
+    pub async fn new() -> Result<Self, AppStateError> {
+        let config: AppConfig = AppConfig::new().await.context(ConfigSnafu)?;
+
+        let db: DatabaseConnection =
+            Database::connect(format!("sqlite:{}?mode=rwc", &config.database_path))
+                .await
+                .context(SqliteSnafu)?;
+
+        Ok(Self { config, db })
+    }
+}