feat: create database structure

src/app/db/index.ts

@@ -0,0 +1,35 @@
+import { Platform } from 'react-native'
+import { Database, tableSchema } from '@nozbe/watermelondb'
+import SQLiteAdapter from '@nozbe/watermelondb/adapters/sqlite'
+
+import schema from './schema'
+import migrations from './migrations'
+import User from '../model/User'
+// import Post from './model/Post' // ⬅️ You'll import your Models here
+
+// First, create the adapter to the underlying database:
+const adapter = new SQLiteAdapter({
+  schema,
+  // (You might want to comment it out for development purposes -- see Migrations documentation)
+  migrations,
+  // (optional database name or file system path)
+  // dbName: 'myapp',
+  // (recommended option, should work flawlessly out of the box on iOS. On Android,
+  // additional installation steps have to be taken - disable if you run into issues...)
+  jsi: true, /* Platform.OS === 'ios' */
+  // (optional, but you should implement this method)
+  onSetUpError: error => {
+    // Database failed to load -- offer the user to reload the app or log out
+  }
+})
+
+// Then, make a Watermelon database from it!
+const database = new Database({
+  adapter,
+  modelClasses: [
+    // Post, // ⬅️ You'll add Models to Watermelon here
+    User
+  ],
+});
+
+export default database;

src/app/db/migrations.ts

@@ -0,0 +1,7 @@
+import { schemaMigrations } from '@nozbe/watermelondb/Schema/migrations'
+
+export default schemaMigrations({
+  migrations: [
+    // We'll add migration definitions here later
+  ],
+})

src/app/db/schema.ts

@@ -0,0 +1,21 @@
+import { appSchema, tableSchema } from '@nozbe/watermelondb'
+
+export default appSchema({
+  version: 1,
+  tables: [
+    // We'll add tableSchemas here later
+    tableSchema({
+      name: 'users',
+      columns: [
+        { name: 'external_id', type: 'string' },
+        { name: 'name', type: 'string' },
+        { name: 'email', type: 'string' },
+        { name: 'photo', type: 'string' },
+        { name: 'admin', type: 'boolean'},
+        { name: 'password', type: 'string' },
+        { name: 'created_at', type: 'number' },
+        { name: 'updated_at', type: 'number' }
+      ]
+    })
+  ]
+})

tsconfig.json

@@ -2,6 +2,7 @@
   "extends": "expo/tsconfig.base",
   "compilerOptions": {
     "jsx": "react",
-    "strict": true
+    "strict": true,
+    "experimentalDecorators": true
   }
 }