feat(api): 建立 assets 的 Server Actions 防腐层与 Zod 校验

src/actions/asset.ts

@@ -0,0 +1,37 @@
+'use server';
+
+import { db } from '@/db';
+import { assets, assetTypeEnum } from '@/db/schema';
+import { z } from 'zod';
+
+const createAssetSchema = z.object({
+  symbol: z.string().min(1, 'Symbol is required'),
+  type: z.enum(['STOCK', 'CRYPTO', 'CASH']),
+  baseCurrency: z.string().min(2).max(10),
+});
+
+export async function createAsset(params: z.infer<typeof createAssetSchema>) {
+  const validation = createAssetSchema.safeParse(params);
+  if (!validation.success) {
+    return { success: false, error: validation.error.issues[0].message };
+  }
+
+  try {
+    const [asset] = await db.insert(assets).values(params).returning();
+    return { success: true, data: asset };
+  } catch (error: unknown) {
+    if (
+      error &&
+      typeof error === 'object' &&
+      'code' in error &&
+      (error as { code: string }).code === '23505'
+    ) {
+      return { success: false, error: 'Asset with this symbol already exists' };
+    }
+    throw error;
+  }
+}
+
+export async function getAssets() {
+  return db.select().from(assets);
+}