import { MembershipRole, Prisma, PrismaClient, UserPlan } from "@prisma/client";
import dayjs from "dayjs";
import { uuid } from "short-uuid";

import { hashPassword } from "../lib/auth";
import { DEFAULT_SCHEDULE, getAvailabilityFromSchedule } from "../lib/availability";

const prisma = new PrismaClient();

async function createUserAndEventType(opts: {
  user: {
    email: string;
    password: string;
    username: string;
    plan: UserPlan;
    name: string;
    completedOnboarding?: boolean;
  };
  eventTypes: Array<
    Prisma.EventTypeCreateInput & {
      _bookings?: Prisma.BookingCreateInput[];
    }
  >;
}) {
  const userData: Prisma.UserCreateArgs["data"] = {
    ...opts.user,
    password: await hashPassword(opts.user.password),
    emailVerified: new Date(),
    completedOnboarding: opts.user.completedOnboarding ?? true,
    availability: {
      createMany: {
        data: getAvailabilityFromSchedule(DEFAULT_SCHEDULE),
      },
    },
  };
  const user = await prisma.user.upsert({
    where: { email: opts.user.email },
    update: userData,
    create: userData,
  });

  console.log(
    `👤 Upserted '${opts.user.username}' with email "${opts.user.email}" & password "${opts.user.password}". Booking page 👉 ${process.env.BASE_URL}/${opts.user.username}`
  );

  for (const eventTypeInput of opts.eventTypes) {
    const { _bookings: bookingInputs = [], ...eventTypeData } = eventTypeInput;
    eventTypeData.userId = user.id;
    eventTypeData.users = { connect: { id: user.id } };

    const eventType = await prisma.eventType.findFirst({
      where: {
        slug: eventTypeData.slug,
        users: {
          some: {
            id: eventTypeData.userId,
          },
        },
      },
      select: {
        id: true,
      },
    });

    if (eventType) {
      console.log(
        `\t📆 Event type ${eventTypeData.slug} already seems seeded - ${process.env.BASE_URL}/${user.username}/${eventTypeData.slug}`
      );
      continue;
    }
    const { id } = await prisma.eventType.create({
      data: eventTypeData,
    });

    console.log(
      `\t📆 Event type ${eventTypeData.slug}, length ${eventTypeData.length}min - ${process.env.BASE_URL}/${user.username}/${eventTypeData.slug}`
    );
    for (const bookingInput of bookingInputs) {
      await prisma.booking.create({
        data: {
          ...bookingInput,
          user: {
            connect: {
              email: opts.user.email,
            },
          },
          attendees: {
            create: {
              email: opts.user.email,
              name: opts.user.name,
              timeZone: "Europe/London",
            },
          },
          eventType: {
            connect: {
              id,
            },
          },
          confirmed: bookingInput.confirmed,
        },
      });
      console.log(
        `\t\t☎️ Created booking ${bookingInput.title} at ${new Date(
          bookingInput.startTime
        ).toLocaleDateString()}`
      );
    }
  }

  return user;
}

async function createTeamAndAddUsers(
  teamInput: Prisma.TeamCreateInput,
  users: { id: number; username: string; role?: MembershipRole }[]
) {
  const createTeam = async (team: Prisma.TeamCreateInput) => {
    try {
      return await prisma.team.create({
        data: {
          ...team,
        },
      });
    } catch (_err) {
      if (_err instanceof Error && _err.message.indexOf("Unique constraint failed on the fields") !== -1) {
        console.log(`Team '${team.name}' already exists, skipping.`);
        return;
      }
      throw _err;
    }
  };

  const team = await createTeam(teamInput);
  if (!team) {
    return;
  }

  console.log(`🏢 Created team '${teamInput.name}' - ${process.env.BASE_URL}/team/${team.slug}`);

  for (const user of users) {
    const { role = MembershipRole.OWNER, id, username } = user;
    await prisma.membership.create({
      data: {
        teamId: team.id,
        userId: id,
        role: role,
        accepted: true,
      },
    });
    console.log(`\t👤 Added '${teamInput.name}' membership for '${username}' with role '${role}'`);
  }
}

async function main() {
  await createUserAndEventType({
    user: {
      email: "onboarding@example.com",
      password: "onboarding",
      username: "onboarding",
      name: "onboarding",
      plan: "TRIAL",
      completedOnboarding: false,
    },
    eventTypes: [],
  });

  await createUserAndEventType({
    user: {
      email: "free-first-hidden@example.com",
      password: "free-first-hidden",
      username: "free-first-hidden",
      name: "Free First Hidden Example",
      plan: "FREE",
    },
    eventTypes: [
      {
        title: "30min",
        slug: "30min",
        length: 30,
        hidden: true,
      },
      {
        title: "60min",
        slug: "60min",
        length: 30,
      },
    ],
  });
  await createUserAndEventType({
    user: {
      email: "pro@example.com",
      name: "Pro Example",
      password: "pro",
      username: "pro",
      plan: "PRO",
    },

    eventTypes: [
      {
        title: "30min",
        slug: "30min",
        length: 30,
        _bookings: [
          {
            uid: uuid(),
            title: "30min",
            startTime: dayjs().add(1, "day").toDate(),
            endTime: dayjs().add(1, "day").add(30, "minutes").toDate(),
          },
          {
            uid: uuid(),
            title: "30min",
            startTime: dayjs().add(2, "day").toDate(),
            endTime: dayjs().add(2, "day").add(30, "minutes").toDate(),
            confirmed: false,
          },
        ],
      },
      {
        title: "60min",
        slug: "60min",
        length: 60,
      },
    ],
  });

  await createUserAndEventType({
    user: {
      email: "trial@example.com",
      password: "trial",
      username: "trial",
      name: "Trial Example",
      plan: "TRIAL",
    },
    eventTypes: [
      {
        title: "30min",
        slug: "30min",
        length: 30,
      },
      {
        title: "60min",
        slug: "60min",
        length: 60,
      },
    ],
  });

  await createUserAndEventType({
    user: {
      email: "free@example.com",
      password: "free",
      username: "free",
      name: "Free Example",
      plan: "FREE",
    },
    eventTypes: [
      {
        title: "30min",
        slug: "30min",
        length: 30,
      },
      {
        title: "60min",
        slug: "60min",
        length: 30,
      },
    ],
  });

  const freeUserTeam = await createUserAndEventType({
    user: {
      email: "teamfree@example.com",
      password: "teamfree",
      username: "teamfree",
      name: "Team Free Example",
      plan: "FREE",
    },
    eventTypes: [],
  });

  const proUserTeam = await createUserAndEventType({
    user: {
      email: "teampro@example.com",
      password: "teampro",
      username: "teampro",
      name: "Team Pro Example",
      plan: "PRO",
    },
    eventTypes: [],
  });

  await createTeamAndAddUsers(
    {
      name: "Seeded Team",
      slug: "seeded-team",
    },
    [
      {
        id: proUserTeam.id,
        username: proUserTeam.name || "Unknown",
      },
      {
        id: freeUserTeam.id,
        username: freeUserTeam.name || "Unknown",
      },
    ]
  );

  await prisma.$disconnect();
}

main()
  .then(() => {
    console.log("🌱 Seeded db");
  })
  .catch((e) => {
    console.error(e);
    process.exit(1);
  });
