import { betterAuth } from "better-auth";
import Database from "better-sqlite3";
import { sveltekitCookies } from "better-auth/svelte-kit";
import { getRequestEvent } from "$app/server";
import { jwt } from "better-auth/plugins"
import { anonymous } from "better-auth/plugins"
import { emailOTP } from "better-auth/plugins"
import { stripe } from "@better-auth/stripe"
import Stripe from "stripe"
import { env } from "$env/dynamic/private";

const stripeClient = new Stripe(env.STRIPE_SECRET_KEY, { apiVersion: "2025-02-24.acacia" })


export const auth = betterAuth({
  database: new Database(env.BETTER_AUTH_DATABASE_PATH || "./sqlite.db"),
  emailAndPassword: {
    enabled: true
  },
  user: {
    deleteUser: {
      enabled: true,
      sendDeleteAccountVerification: async ({ user, url, token }) => {
        // Send delete account verification email
        console.log(`Delete verification for ${user.email}: ${url}`);
        // TODO: Implement email sending with your email provider
      },
      beforeDelete: async (user) => {
        // Cancel any active subscriptions before deleting
        console.log(`Preparing to delete user ${user.id}, canceling subscriptions...`);
      },
      afterDelete: async (user) => {
        // Cleanup after user deletion
        console.log(`User ${user.id} has been deleted successfully`);
      }
    }
  },
  socialProviders: {
    twitch: {
      clientId: env.TWITCH_CLIENT_ID,
      clientSecret: env.TWITCH_CLIENT_SECRET,
    },

    discord: {
      clientId: env.DISCORD_CLIENT_ID,
      clientSecret: env.DISCORD_CLIENT_SECRET,
    },
  },

  plugins: [
    sveltekitCookies(getRequestEvent),
    jwt(),
    anonymous(),
    emailOTP({
      otpLength: 6,
      expiresIn: 300,
      async sendVerificationOTP({ email, otp, type }) {
        // TODO: Implement the sendVerificationOTP method to send the OTP to the user's email address
        console.log(`OTP for ${email}: ${otp} type: ${type}`);
      },
    }),
    stripe({
      stripeClient,
      stripeWebhookSecret: env.STRIPE_WEBHOOK_SECRET,
      createCustomerOnSignUp: false,

      subscription: {
        enabled: true,
        plans: [
          {
            name: "premium",
            priceId: env.STRIPE_PREMIUM_PRICE_ID,
            annualDiscountPriceId: env.STRIPE_PREMIUM_ANNUAL_PRICE_ID,
          }
        ],

        getCheckoutSessionParams: async ({ user, session, plan, subscription }, request) => {
          return {
            params: {
              automatic_tax: {
                enabled: true
              }
            }
          };
        }
      },

      getCustomerCreateParams: async ({ user, session }, request) => {
        return {
          metadata: {
            user_id: user.id
          }
        };
      }
    })
  ],
})