feat:drinkkaart

packages/db/src/migrations/0004_drinkkaart.sql

@@ -0,0 +1,56 @@
+-- Migration: Add Drinkkaart digital balance card tables
+CREATE TABLE `drinkkaart` (
+	`id` text PRIMARY KEY NOT NULL,
+	`user_id` text NOT NULL,
+	`balance` integer DEFAULT 0 NOT NULL,
+	`version` integer DEFAULT 0 NOT NULL,
+	`qr_secret` text NOT NULL,
+	`created_at` integer NOT NULL,
+	`updated_at` integer NOT NULL,
+	UNIQUE(`user_id`)
+);
+--> statement-breakpoint
+CREATE TABLE `drinkkaart_transaction` (
+	`id` text PRIMARY KEY NOT NULL,
+	`drinkkaart_id` text NOT NULL,
+	`user_id` text NOT NULL,
+	`admin_id` text NOT NULL,
+	`amount_cents` integer NOT NULL,
+	`balance_before` integer NOT NULL,
+	`balance_after` integer NOT NULL,
+	`type` text NOT NULL,
+	`reversed_by` text,
+	`reverses` text,
+	`note` text,
+	`created_at` integer NOT NULL
+);
+--> statement-breakpoint
+CREATE TABLE `drinkkaart_topup` (
+	`id` text PRIMARY KEY NOT NULL,
+	`drinkkaart_id` text NOT NULL,
+	`user_id` text NOT NULL,
+	`amount_cents` integer NOT NULL,
+	`balance_before` integer NOT NULL,
+	`balance_after` integer NOT NULL,
+	`type` text NOT NULL,
+	`lemonsqueezy_order_id` text,
+	`lemonsqueezy_customer_id` text,
+	`admin_id` text,
+	`reason` text,
+	`paid_at` integer NOT NULL,
+	UNIQUE(`lemonsqueezy_order_id`)
+);
+--> statement-breakpoint
+CREATE INDEX `idx_drinkkaart_user_id` ON `drinkkaart` (`user_id`);
+--> statement-breakpoint
+CREATE INDEX `idx_dkt_drinkkaart_id` ON `drinkkaart_transaction` (`drinkkaart_id`);
+--> statement-breakpoint
+CREATE INDEX `idx_dkt_user_id` ON `drinkkaart_transaction` (`user_id`);
+--> statement-breakpoint
+CREATE INDEX `idx_dkt_admin_id` ON `drinkkaart_transaction` (`admin_id`);
+--> statement-breakpoint
+CREATE INDEX `idx_dkt_created_at` ON `drinkkaart_transaction` (`created_at`);
+--> statement-breakpoint
+CREATE INDEX `idx_dktu_drinkkaart_id` ON `drinkkaart_topup` (`drinkkaart_id`);
+--> statement-breakpoint
+CREATE INDEX `idx_dktu_user_id` ON `drinkkaart_topup` (`user_id`);

packages/db/src/migrations/meta/_journal.json

@@ -22,6 +22,13 @@
 			"when": 1772520000000,
 			"tag": "0002_registration_type_redesign",
 			"breakpoints": true
+		},
+		{
+			"idx": 3,
+			"version": "6",
+			"when": 1772530000000,
+			"tag": "0003_add_guests",
+			"breakpoints": true
 		}
 	]
 }

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";