fix some sqlite errors.

app/lib/__tests__/settings.spec.tsx

@@ -7,12 +7,14 @@ describe('Settings', () => {
 
     beforeEach(async () => {
         // Initialize your Settings class here with a fresh database instance
-        settings = new Settings(await getDb());
+        const db = await getDb();
+        if (!db) throw new Error("Could not get db");
+        settings = new Settings(db);
     });
 
     afterEach(async () => {
         // Clean up the database after each test
-        await settings.db.executeSql('DELETE FROM settings');
+        settings && await settings.db.executeSql('DELETE FROM settings');
     });
 
     describe('setHostLanguage', () => {
@@ -57,7 +59,7 @@ describe('Settings', () => {
         it('should return the LibreTranslate base URL from the database', async () => {
             const value = 'https://another-example.com';
             await settings.db.executeSql(
-                `INSERT INTO settings (libetransalte_base_url) VALUES (?)`,
+                `INSERT INTO settings (libretranslate_base_url) VALUES (?)`,
                 [value]
             );
 

app/lib/db.ts

@@ -2,7 +2,7 @@ import * as SQLite from 'expo-sqlite';
 
 export const MIGRATE_UP = {
     1: [
-        `CREATE TABLE IF NOT EXIST settings (
+        `CREATE TABLE IF NOT EXISTS settings (
             host_language TEXT,
             libretranslate_base_url TEXT,
             ui_direction INTEGER

app/lib/settings.ts

@@ -19,7 +19,7 @@ export class Settings {
         }
 
         const query = `
-SELECT ?
+SELECT ${key}
 FROM settings
 LIMIT 1`
         const result = await this.db.getFirstAsync(
@@ -33,10 +33,10 @@ LIMIT 1`
         if (!Settings.KEYS.includes(key)) {
             throw new Error(`Invalid setting: '${key}'`)
         }
-        const statement = `INSERT INTO settings (${key})
-SELECT '?'
-ON CONFLICT DO UPDATE SET ${key} = ?`
-        await this.db.runAsync(statement, [value, value]);
+        const statement = `REPLACE INTO settings ('${key}')
+VALUES (?)`
+        const args = [value]
+        await this.db.runAsync(statement, args);
     }
 
     async setHostLanguage(value: string) {