import crypto from 'node:crypto';
import { stripTrailingSlash } from '@openpanel/common';
import { hashPassword } from '@openpanel/common/server';
import type { IServiceUser, ProjectType } from '@openpanel/db';
import { db, getId, getOrganizationById, getUserById } from '@openpanel/db';
import { zOnboardingProject } from '@openpanel/validation';
import { addDays } from 'date-fns';
import type { z } from 'zod';
import { createTRPCRouter, protectedProcedure, publicProcedure } from '../trpc';

async function createOrGetOrganization(
  input: z.infer<typeof zOnboardingProject>,
  user: IServiceUser
) {
  if (input.organizationId) {
    return await getOrganizationById(input.organizationId);
  }

  const TRIAL_DURATION_IN_DAYS = 30;

  if (input.organization) {
    const organization = await db.organization.create({
      data: {
        id: await getId('organization', input.organization),
        name: input.organization,
        createdByUserId: user.id,
        subscriptionEndsAt: addDays(new Date(), TRIAL_DURATION_IN_DAYS),
        subscriptionStatus: 'trialing',
        timezone: input.timezone,
        onboarding: '',
      },
    });

    return organization;
  }

  return null;
}

export const onboardingRouter = createTRPCRouter({
  skipOnboardingCheck: publicProcedure.query(async ({ ctx }) => {
    if (!ctx.session.userId) {
      return { canSkip: false, url: null };
    }

    const members = await db.member.findMany({
      where: {
        userId: ctx.session.userId,
      },
    });

    if (members.length > 0) {
      return {
        canSkip: true,
      };
    }

    const projectAccess = await db.projectAccess.findMany({
      where: {
        userId: ctx.session.userId,
      },
    });

    if (projectAccess.length > 0) {
      return {
        canSkip: true,
      };
    }

    return { canSkip: false };
  }),
  project: protectedProcedure
    .input(zOnboardingProject)
    .mutation(async ({ input, ctx }) => {
      const types: ProjectType[] = [];
      if (input.website) {
        types.push('website');
      }
      if (input.app) {
        types.push('app');
      }
      if (input.backend) {
        types.push('backend');
      }

      const user = await getUserById(ctx.session.userId);
      const organization = await createOrGetOrganization(input, user);

      if (!organization?.id) {
        throw new Error('Organization slug is missing');
      }

      if (input.organization) {
        await db.member.create({
          data: {
            email: user.email,
            organizationId: organization.id,
            role: 'org:admin',
            userId: user.id,
          },
        });
      }

      if (input.cors.length === 0 && input.website) {
        input.cors.push('*');
      }

      const project = await db.project.create({
        data: {
          id: await getId('project', input.project),
          name: input.project,
          organizationId: organization.id,
          types,
          domain: input.domain ? stripTrailingSlash(input.domain) : null,
          cors: input.cors.map((c) => stripTrailingSlash(c)),
        },
      });

      const secret = `sec_${crypto.randomBytes(10).toString('hex')}`;
      const client = await db.client.create({
        data: {
          name: `${project.name} Client`,
          organizationId: organization.id,
          projectId: project.id,
          type: 'write',
          secret: await hashPassword(secret),
        },
      });

      return {
        ...client,
        secret,
      };
    }),
});