107 lines
3.1 KiB
TypeScript
107 lines
3.1 KiB
TypeScript
/**
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* @file app/db/schema.ts
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* @description Defines the PostgreSQL database schema for users, tasks, and task assignees using Drizzle ORM, including custom enums and relations.
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*/
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import {
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boolean,
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pgEnum,
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pgTable,
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primaryKey,
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text,
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timestamp,
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uuid,
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varchar,
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} from "drizzle-orm/pg-core";
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// ==========================================
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// Enums
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// ==========================================
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/**
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* Enumeration representing the current lifecycle status of a task.
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*/
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export const taskStatusEnum = pgEnum("task_status", [
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"todo",
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"in_progress",
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"await_feedback",
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"done",
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]);
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/**
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* Enumeration representing the priority level of a task.
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*/
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export const taskPriorityEnum = pgEnum("task_priority", [
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"low",
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"medium",
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"high",
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]);
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/**
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* Enumeration representing access control roles assigned to application users.
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*/
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export const userRoleEnum = pgEnum("user_role", ["admin", "member", "guest"]);
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// ==========================================
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// Tables
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// ==========================================
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/**
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* Database table definition for application users.
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*/
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export const usersTable = pgTable("users", {
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id: uuid("id").defaultRandom().primaryKey(),
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email: varchar("email", { length: 255 }).notNull().unique(),
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password: text("password").notNull(),
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firstName: varchar("first_name", { length: 50 }).notNull(),
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lastName: varchar("last_name", { length: 50 }).notNull(),
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role: userRoleEnum("role").default("member").notNull(),
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color: varchar("color", { length: 50 }).default("bg-indigo-500").notNull(),
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lastLogin: timestamp("last_login"),
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isOnline: boolean("is_online").default(false).notNull(),
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createdAt: timestamp("created_at").defaultNow().notNull(),
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});
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/**
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* Database table definition for application tasks.
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*/
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export const tasksTable = pgTable("tasks", {
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id: uuid("id").defaultRandom().primaryKey(),
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userId: uuid("user_id")
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.notNull()
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.references(() => usersTable.id, { onDelete: "cascade" }),
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title: varchar("title", { length: 255 }).notNull(),
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description: varchar("description", { length: 2000 }).notNull(),
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status: taskStatusEnum("status").default("todo").notNull(),
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priority: taskPriorityEnum("priority").default("medium").notNull(),
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dueDate: timestamp("due_date").notNull(),
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createdAt: timestamp("created_at").defaultNow().notNull(),
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updatedAt: timestamp("updated_at").defaultNow().notNull(),
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deletedAt: timestamp("deleted_at"),
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});
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/**
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* Junction table for assigning multiple users to tasks (Many-to-Many).
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*/
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export const taskAssigneesTable = pgTable(
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"task_assignees",
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{
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taskId: uuid("task_id")
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.notNull()
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.references(() => tasksTable.id, { onDelete: "cascade" }),
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userId: uuid("user_id")
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.notNull()
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.references(() => usersTable.id, { onDelete: "cascade" }),
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assignedAt: timestamp("assigned_at").defaultNow().notNull(),
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},
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(t) => ({
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pk: primaryKey({ columns: [t.taskId, t.userId] }),
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}),
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);
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// ==========================================
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// Type Exports
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// ==========================================
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export type Task = typeof tasksTable.$inferSelect;
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export type User = typeof usersTable.$inferSelect;
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