Better Auth

rr/.env.example

@@ -1,2 +1,4 @@
 NODE_ENV=development
 DATABASE_URL=postgres://user:postgres@localhost:5432/
+BETTER_AUTH_SECRET=
+BETTER_AUTH_URL=http://localhost:3000

rr/app/lib/auth-client.ts

@@ -0,0 +1,2 @@
+import { createAuthClient } from "better-auth/react";
+export const authClient = createAuthClient({});

rr/app/lib/auth.ts

@@ -0,0 +1,17 @@
+import { betterAuth } from "better-auth";
+import { drizzleAdapter } from "better-auth/adapters/drizzle";
+import { getDB } from "./db";
+
+export function getAuth(env?: Env) {
+	const auth = betterAuth({
+		database: drizzleAdapter(getDB(env), {
+			provider: "pg",
+		}),
+		emailAndPassword: {
+			enabled: true,
+		},
+	});
+	return auth;
+}
+
+export const auth = getAuth();

rr/app/lib/db/index.ts

@@ -0,0 +1,15 @@
+import { drizzle as drizzleNeon } from "drizzle-orm/neon-http";
+import { drizzle as drizzlePg } from "drizzle-orm/node-postgres";
+
+export function getDB(env?: Env) {
+	// better-auth/cli を実行するとき
+	if (!env) {
+		const db = drizzlePg(process.env.DATABASE_URL);
+		return db;
+	}
+	const db =
+		env.NODE_ENV === "development"
+			? drizzlePg(env.DATABASE_URL)
+			: drizzleNeon(env.DATABASE_URL);
+	return db;
+}

rr/app/lib/db/schema.ts

@@ -1,8 +1,76 @@
-import { integer, pgTable, varchar } from "drizzle-orm/pg-core";
+import {
+	boolean,
+	integer,
+	pgTable,
+	text,
+	timestamp,
+	varchar,
+} from "drizzle-orm/pg-core";
 
 export const usersTable = pgTable("users", {
 	id: integer().primaryKey().generatedAlwaysAsIdentity(),
 	name: varchar({ length: 255 }).notNull(),
 	age: integer().notNull(),
 	email: varchar({ length: 255 }).notNull().unique(),
 });
+
+// better-auth
+export const user = pgTable("user", {
+	id: text("id").primaryKey(),
+	name: text("name").notNull(),
+	email: text("email").notNull().unique(),
+	emailVerified: boolean("email_verified").default(false).notNull(),
+	image: text("image"),
+	createdAt: timestamp("created_at").defaultNow().notNull(),
+	updatedAt: timestamp("updated_at")
+		.defaultNow()
+		.$onUpdate(() => /* @__PURE__ */ new Date())
+		.notNull(),
+});
+
+export const session = pgTable("session", {
+	id: text("id").primaryKey(),
+	expiresAt: timestamp("expires_at").notNull(),
+	token: text("token").notNull().unique(),
+	createdAt: timestamp("created_at").defaultNow().notNull(),
+	updatedAt: timestamp("updated_at")
+		.$onUpdate(() => /* @__PURE__ */ new Date())
+		.notNull(),
+	ipAddress: text("ip_address"),
+	userAgent: text("user_agent"),
+	userId: text("user_id")
+		.notNull()
+		.references(() => user.id, { onDelete: "cascade" }),
+});
+
+export const account = pgTable("account", {
+	id: text("id").primaryKey(),
+	accountId: text("account_id").notNull(),
+	providerId: text("provider_id").notNull(),
+	userId: text("user_id")
+		.notNull()
+		.references(() => user.id, { onDelete: "cascade" }),
+	accessToken: text("access_token"),
+	refreshToken: text("refresh_token"),
+	idToken: text("id_token"),
+	accessTokenExpiresAt: timestamp("access_token_expires_at"),
+	refreshTokenExpiresAt: timestamp("refresh_token_expires_at"),
+	scope: text("scope"),
+	password: text("password"),
+	createdAt: timestamp("created_at").defaultNow().notNull(),
+	updatedAt: timestamp("updated_at")
+		.$onUpdate(() => /* @__PURE__ */ new Date())
+		.notNull(),
+});
+
+export const verification = pgTable("verification", {
+	id: text("id").primaryKey(),
+	identifier: text("identifier").notNull(),
+	value: text("value").notNull(),
+	expiresAt: timestamp("expires_at").notNull(),
+	createdAt: timestamp("created_at").defaultNow().notNull(),
+	updatedAt: timestamp("updated_at")
+		.defaultNow()
+		.$onUpdate(() => /* @__PURE__ */ new Date())
+		.notNull(),
+});

rr/app/routes/api.auth.$.ts

@@ -0,0 +1,14 @@
+import { getAuth } from "~/lib/auth";
+import type { Route } from "./+types/api.auth.$";
+
+export async function loader({ request, context }: Route.LoaderArgs) {
+	const { env } = context.cloudflare;
+	const auth = getAuth(env);
+	return auth.handler(request);
+}
+
+export async function action({ request, context }: Route.ActionArgs) {
+	const { env } = context.cloudflare;
+	const auth = getAuth(env);
+	return auth.handler(request);
+}

rr/package.json

@@ -14,6 +14,7 @@
 	"dependencies": {
 		"@neondatabase/serverless": "^1.0.2",
 		"@react-router/fs-routes": "^7.9.4",
+		"better-auth": "^1.3.33",
 		"drizzle-orm": "^0.44.7",
 		"isbot": "^5.1.31",
 		"pg": "^8.16.3",