drive/packages/convex/auth.ts

import { createClient, type GenericCtx } from "@convex-dev/better-auth"
import { convex, crossDomain } from "@convex-dev/better-auth/plugins"
import { betterAuth } from "better-auth"
import { components } from "./_generated/api"
import type { DataModel } from "./_generated/dataModel"
import { query } from "./_generated/server"

const siteUrl = process.env.SITE_URL!

// The component client has methods needed for integrating Convex with Better Auth,
// as well as helper methods for general use.
export const authComponent = createClient<DataModel>(components.betterAuth)

export const createAuth = (
	ctx: GenericCtx<DataModel>,
	{ optionsOnly } = { optionsOnly: false },
) => {
	return betterAuth({
		// disable logging when createAuth is called just to generate options.
		// this is not required, but there's a lot of noise in logs without it.
		logger: {
			disabled: optionsOnly,
		},
		trustedOrigins: [siteUrl],
		database: authComponent.adapter(ctx),
		// Configure simple, non-verified email/password to get started
		emailAndPassword: {
			enabled: true,
			requireEmailVerification: false,
		},
		plugins: [
			// The cross domain plugin is required for client side frameworks
			crossDomain({ siteUrl }),
			// The Convex plugin is required for Convex compatibility
			convex(),
		],
	})
}

// Example function for getting the current user
// Feel free to edit, omit, etc.
export const getCurrentUser = query({
	args: {},
	handler: async (ctx) => {
		return authComponent.getAuthUser(ctx)
	},
})