feat:drinkkaart

packages/db/src/schema/drinkkaart.ts

@@ -0,0 +1,69 @@
+import type { InferInsertModel, InferSelectModel } from "drizzle-orm";
+import { integer, sqliteTable, text } from "drizzle-orm/sqlite-core";
+
+// ---------------------------------------------------------------------------
+// drinkkaart — one row per user account (1:1 with user)
+// ---------------------------------------------------------------------------
+
+export const drinkkaart = sqliteTable("drinkkaart", {
+	id: text("id").primaryKey(),
+	userId: text("user_id").notNull().unique(),
+	balance: integer("balance").notNull().default(0), // in cents
+	version: integer("version").notNull().default(0), // optimistic lock counter
+	qrSecret: text("qr_secret").notNull(), // CSPRNG 32-byte hex; signs QR tokens
+	createdAt: integer("created_at", { mode: "timestamp_ms" }).notNull(),
+	updatedAt: integer("updated_at", { mode: "timestamp_ms" }).notNull(),
+});
+
+// ---------------------------------------------------------------------------
+// drinkkaart_transaction — immutable audit log of deductions and reversals
+// ---------------------------------------------------------------------------
+
+export const drinkkaartTransaction = sqliteTable("drinkkaart_transaction", {
+	id: text("id").primaryKey(),
+	drinkkaartId: text("drinkkaart_id").notNull(),
+	userId: text("user_id").notNull(), // denormalized for fast audit queries
+	adminId: text("admin_id").notNull(), // FK → user.id (admin who processed it)
+	amountCents: integer("amount_cents").notNull(),
+	balanceBefore: integer("balance_before").notNull(),
+	balanceAfter: integer("balance_after").notNull(),
+	type: text("type", { enum: ["deduction", "reversal"] }).notNull(),
+	reversedBy: text("reversed_by"), // nullable; id of the reversal transaction
+	reverses: text("reverses"), // nullable; id of the original deduction
+	note: text("note"),
+	createdAt: integer("created_at", { mode: "timestamp_ms" }).notNull(),
+});
+
+// ---------------------------------------------------------------------------
+// drinkkaart_topup — immutable log of every credited amount
+// ---------------------------------------------------------------------------
+
+export const drinkkaartTopup = sqliteTable("drinkkaart_topup", {
+	id: text("id").primaryKey(),
+	drinkkaartId: text("drinkkaart_id").notNull(),
+	userId: text("user_id").notNull(), // denormalized
+	amountCents: integer("amount_cents").notNull(),
+	balanceBefore: integer("balance_before").notNull(),
+	balanceAfter: integer("balance_after").notNull(),
+	type: text("type", { enum: ["payment", "admin_credit"] }).notNull(),
+	lemonsqueezyOrderId: text("lemonsqueezy_order_id").unique(), // nullable; only for type="payment"
+	lemonsqueezyCustomerId: text("lemonsqueezy_customer_id"),
+	adminId: text("admin_id"), // nullable; only for type="admin_credit"
+	reason: text("reason"),
+	paidAt: integer("paid_at", { mode: "timestamp_ms" }).notNull(),
+});
+
+// ---------------------------------------------------------------------------
+// Inferred Drizzle types
+// ---------------------------------------------------------------------------
+
+export type Drinkkaart = InferSelectModel<typeof drinkkaart>;
+export type NewDrinkkaart = InferInsertModel<typeof drinkkaart>;
+export type DrinkkaartTransaction = InferSelectModel<
+	typeof drinkkaartTransaction
+>;
+export type NewDrinkkaartTransaction = InferInsertModel<
+	typeof drinkkaartTransaction
+>;
+export type DrinkkaartTopup = InferSelectModel<typeof drinkkaartTopup>;
+export type NewDrinkkaartTopup = InferInsertModel<typeof drinkkaartTopup>;

packages/db/src/schema/index.ts

@@ -1,3 +1,4 @@
 export * from "./admin-requests";
 export * from "./auth";
+export * from "./drinkkaart";
 export * from "./registrations";