Model and DB refactor (#61)

- [x] Move from `sqlx` to `rusqlite`
- [x] Generate TS types from Rust models

src-tauri/yaak_models/src/lib.rs

@@ -0,0 +1,57 @@
+use std::env::current_dir;
+use std::fs::create_dir_all;
+use r2d2;
+use r2d2_sqlite;
+
+use log::info;
+use r2d2::Pool;
+use r2d2_sqlite::SqliteConnectionManager;
+use serde::Deserialize;
+use tauri::async_runtime::Mutex;
+use tauri::plugin::TauriPlugin;
+use tauri::{is_dev, plugin, Manager, Runtime};
+
+pub mod models;
+pub mod queries;
+
+pub struct SqliteConnection(Mutex<Pool<SqliteConnectionManager>>);
+
+#[derive(Default, Deserialize)]
+pub struct PluginConfig {
+    // Nothing yet (will be configurable in tauri.conf.json
+}
+
+/// Tauri SQL plugin builder.
+#[derive(Default)]
+pub struct Builder {
+    // Nothing Yet
+}
+
+impl Builder {
+    pub fn new() -> Self {
+        Self::default()
+    }
+
+    pub fn build<R: Runtime>(&self) -> TauriPlugin<R, Option<PluginConfig>> {
+        plugin::Builder::<R, Option<PluginConfig>>::new("yaak_models")
+            .setup(|app, _api| {
+                let app_path = match is_dev() {
+                    true => current_dir().unwrap(),
+                    false => app.path().app_data_dir().unwrap(),
+                };
+
+                create_dir_all(app_path.clone()).expect("Problem creating App directory!");
+
+                let db_file_path = app_path.join("db.sqlite");
+                info!("Opening SQLite DB at {db_file_path:?}");
+
+                let manager = SqliteConnectionManager::file(db_file_path);
+                let pool = Pool::new(manager).unwrap();
+
+                app.manage(SqliteConnection(Mutex::new(pool)));
+
+                Ok(())
+            })
+            .build()
+    }
+}