Set up sqlx

src/db.rs

@@ -0,0 +1,29 @@
+// TODO Occasionally run PRAGMA optimize
+
+use sqlx::{
+    sqlite::{SqliteConnectOptions, SqliteJournalMode, SqlitePoolOptions, SqliteSynchronous},
+    SqlitePool,
+};
+
+// TODO Open db from path
+pub async fn pool() -> sqlx::Result<SqlitePool> {
+    let options = SqliteConnectOptions::new()
+        // https://www.sqlite.org/pragma.html#pragma_journal_mode
+        .journal_mode(SqliteJournalMode::Wal)
+        // https://www.sqlite.org/pragma.html#pragma_synchronous
+        // NORMAL recommended when using WAL, can't cause corruption
+        .synchronous(SqliteSynchronous::Normal)
+        // https://www.sqlite.org/pragma.html#pragma_foreign_keys
+        .foreign_keys(true)
+        // https://www.sqlite.org/pragma.html#pragma_trusted_schema
+        // The docs recommend always turning this off
+        .pragma("trusted_schema", "false")
+        .create_if_missing(true)
+        .optimize_on_close(true, None);
+
+    let pool = SqlitePoolOptions::new().connect_with(options).await?;
+
+    sqlx::migrate!().run(&pool).await?;
+
+    Ok(pool)
+}