design database

database/schema/project.db.ts

@@ -36,3 +36,62 @@ import {
 import { sql } from "drizzle-orm";
 
 import { id, createdAt, updatedAt } from "../common";
+import { user } from "./auth.db";
+
+// Enums
+const difficultyEnum = pgEnum('difficulty', ['easy', 'medium', 'hard']);
+const levelTypeEnum = pgEnum('level_type', ['drag_drop', 'puzzle']);
+const progressStatusEnum = pgEnum('progress_status', ['not_started', 'in_progress', 'completed']);
+const rewardTypeEnum = pgEnum('reward_type', ['badge', 'points', 'certificate']);
+
+// Tables
+export const levels = pgTable("levels", {
+    id,
+    title: varchar("title", { length: 255 }).notNull(),
+    description: text("description"),
+    difficulty: difficultyEnum("difficulty").notNull(),
+    type: levelTypeEnum("type").notNull(),
+    content: jsonb("content"), // JSON data for puzzle/blocks
+    order: integer("order").notNull(),
+    createdAt,
+    updatedAt,
+});
+
+export const userProgress = pgTable("user_progress", {
+    id,
+    userId: text("user_id").notNull().references(() => user.id, { onDelete: "cascade" }),
+    levelId: integer("level_id").notNull().references(() => levels.id, { onDelete: "cascade" }),
+    status: progressStatusEnum("status").notNull().default('not_started'),
+    progress: integer("progress").notNull().default(0), // 0-100
+    completedAt: timestamp("completed_at"),
+    createdAt,
+    updatedAt,
+});
+
+export const rewards = pgTable("rewards", {
+    id,
+    name: varchar("name", { length: 255 }).notNull(),
+    type: rewardTypeEnum("type").notNull(),
+    value: integer("value"), // e.g., points value
+    description: text("description"),
+    iconUrl: varchar("icon_url", { length: 255 }),
+    createdAt,
+    updatedAt,
+});
+
+export const userRewards = pgTable("user_rewards", {
+    id,
+    userId: text("user_id").notNull().references(() => user.id, { onDelete: "cascade" }),
+    rewardId: integer("reward_id").notNull().references(() => rewards.id, { onDelete: "cascade" }),
+    earnedAt: timestamp("earned_at").defaultNow().notNull(),
+    createdAt,
+    updatedAt,
+});
+
+export const parentChild = pgTable("parent_child", {
+    id,
+    parentId: text("parent_id").notNull().references(() => user.id, { onDelete: "cascade" }),
+    childId: text("child_id").notNull().references(() => user.id, { onDelete: "cascade" }),
+    createdAt,
+    updatedAt,
+});