<template>
  <div class="flex min-h-screen flex-1 bg-zinc-900">
    <div
      class="flex flex-1 flex-col justify-center px-4 py-8 sm:px-6 lg:flex-none lg:px-20 xl:px-24"
    >
      <div class="mx-auto w-full max-w-sm lg:w-96">
        <div>
          <DropLogo class="h-8 w-auto" />
          <h2
            class="mt-4 text-2xl font-bold font-display leading-9 tracking-tight text-zinc-100"
          >
            {{ $t("auth.register.title") }}
          </h2>
          <p class="mt-1 text-sm leading-6 text-zinc-400">
            {{ $t("auth.register.subheader") }}
          </p>
        </div>

        <div class="mt-6">
          <div class="bg-zinc-900">
            <form class="space-y-4" @submit.prevent="() => register_wrapper()">
              <div>
                <label
                  for="display-name"
                  class="block text-sm font-medium leading-6 text-zinc-100"
                  >{{ $t("auth.displayName") }}</label
                >
                <div class="mt-1">
                  <input
                    id="display-name"
                    v-model="displayName"
                    name="display-name"
                    type="text"
                    autocomplete="display-name"
                    required
                    placeholder="AwesomeDropGamer771"
                    class="block w-full rounded-md border-0 py-1.5 px-3 bg-zinc-800 disabled:bg-zinc-900/80 text-zinc-100 disabled:text-zinc-400 shadow-sm ring-1 ring-inset ring-zinc-700 disabled:ring-zinc-800 placeholder:text-zinc-400 focus:ring-2 focus:ring-inset focus:ring-blue-600 sm:text-sm sm:leading-6"
                  />
                </div>
              </div>

              <div>
                <label
                  for="email"
                  class="block text-sm font-medium leading-6 text-zinc-100"
                  >{{ $t("auth.email") }}</label
                >
                <p
                  :class="[
                    validEmail ? 'text-blue-400' : 'text-red-500',
                    'block text-xs font-medium leading-6',
                  ]"
                >
                  {{ $t("auth.register.emailFormat") }}
                </p>
                <div class="mt-1">
                  <input
                    id="email"
                    v-model="email"
                    name="email"
                    type="email"
                    autocomplete="email"
                    required
                    :disabled="!!invitation?.email"
                    placeholder="me@example.com"
                    class="block w-full rounded-md border-0 py-1.5 px-3 bg-zinc-800 disabled:bg-zinc-900/80 text-zinc-100 disabled:text-zinc-400 shadow-sm ring-1 ring-inset ring-zinc-700 disabled:ring-zinc-800 placeholder:text-zinc-400 focus:ring-2 focus:ring-inset focus:ring-blue-600 sm:text-sm sm:leading-6"
                  />
                </div>
              </div>

              <div class="w-full h-px bg-zinc-700" />

              <div>
                <label
                  for="username"
                  class="block text-sm font-medium leading-6 text-zinc-100"
                  >{{ $t("auth.username") }}</label
                >
                <p
                  :class="[
                    validUsername ? 'text-blue-400' : 'text-red-500',
                    'block text-xs font-medium leading-6',
                  ]"
                >
                  {{ $t("auth.register.usernameFormat") }}
                </p>
                <div class="mt-1">
                  <input
                    id="username"
                    v-model="username"
                    name="username"
                    type="text"
                    autocomplete="username"
                    required
                    :disabled="!!invitation?.username"
                    placeholder="myUsername"
                    class="block w-full rounded-md border-0 py-1.5 px-3 bg-zinc-800 disabled:bg-zinc-900/80 text-zinc-100 disabled:text-zinc-400 shadow-sm ring-1 ring-inset ring-zinc-700 disabled:ring-zinc-800 placeholder:text-zinc-400 focus:ring-2 focus:ring-inset focus:ring-blue-600 sm:text-sm sm:leading-6"
                  />
                </div>
              </div>

              <div class="w-full h-px bg-zinc-700" />

              <div>
                <label
                  for="password"
                  class="block text-sm font-medium leading-6 text-zinc-100"
                  >{{ $t("auth.password") }}</label
                >
                <p
                  :class="[
                    validPassword ? 'text-blue-400' : 'text-red-500',
                    'block text-xs font-medium leading-6',
                  ]"
                >
                  {{ $t("auth.register.passwordFormat") }}
                </p>
                <div class="mt-1">
                  <input
                    id="password"
                    v-model="password"
                    name="password"
                    type="password"
                    autocomplete="password"
                    required
                    class="block w-full rounded-md border-0 py-1.5 px-3 bg-zinc-800 disabled:bg-zinc-900/80 text-zinc-100 disabled:text-zinc-400 shadow-sm ring-1 ring-inset ring-zinc-700 disabled:ring-zinc-800 placeholder:text-zinc-400 focus:ring-2 focus:ring-inset focus:ring-blue-600 sm:text-sm sm:leading-6"
                  />
                </div>
              </div>

              <div>
                <label
                  for="confirm-password"
                  class="block text-sm font-medium leading-6 text-zinc-100"
                  >{{ $t("auth.confirmPassword") }}</label
                >
                <p
                  :class="[
                    validConfirmPassword ? 'text-blue-400' : 'text-red-500',
                    'block text-xs font-medium leading-6',
                  ]"
                >
                  {{ $t("auth.register.confirmPasswordFormat") }}
                </p>
                <div class="mt-1">
                  <input
                    id="confirm-password"
                    v-model="confirmPassword"
                    name="confirm-password"
                    type="password"
                    autocomplete="confirm-password"
                    required
                    class="block w-full rounded-md border-0 py-1.5 px-3 bg-zinc-800 disabled:bg-zinc-900/80 text-zinc-100 disabled:text-zinc-400 shadow-sm ring-1 ring-inset ring-zinc-700 disabled:ring-zinc-800 placeholder:text-zinc-400 focus:ring-2 focus:ring-inset focus:ring-blue-600 sm:text-sm sm:leading-6"
                  />
                </div>
              </div>

              <div>
                <LoadingButton type="submit" :loading="loading" class="w-full">
                  {{ $t("common.create") }}
                </LoadingButton>
              </div>

              <div v-if="error" class="mt-1 rounded-md bg-red-600/10 p-3">
                <div class="flex">
                  <div class="flex-shrink-0">
                    <XCircleIcon
                      class="h-5 w-5 text-red-600"
                      aria-hidden="true"
                    />
                  </div>
                  <div class="ml-3">
                    <h3 class="text-sm font-medium text-red-600">
                      {{ error }}
                    </h3>
                  </div>
                </div>
              </div>
            </form>
          </div>
        </div>
      </div>
    </div>
    <div class="relative hidden w-0 flex-1 lg:block">
      <img
        src="/wallpapers/signin.jpg"
        class="absolute inset-0 h-full w-full object-cover"
        alt=""
      />
    </div>
  </div>
</template>

<script setup lang="ts">
import { XCircleIcon } from "@heroicons/vue/24/solid";
import { type } from "arktype";

const { t } = useI18n();

const route = useRoute();
const router = useRouter();
const invitationId = route.query.id?.toString();
if (!invitationId)
  throw createError({
    statusCode: 400,
    statusMessage: t("errors.inviteRequired"),
  });

const invitation = await $dropFetch(
  `/api/v1/auth/signup/simple?id=${encodeURIComponent(invitationId)}`,
);

const email = ref(invitation?.email);
const displayName = ref("");
const username = ref(invitation?.username);
const password = ref("");
const confirmPassword = ref(undefined);

const emailValidator = type("string.email");
const validEmail = computed(
  () => !((emailValidator(email.value) as unknown) instanceof type.errors),
);

const usernameValidator = type("string.alphanumeric >= 5").to("string.lower");
const validUsername = computed(
  () =>
    !((usernameValidator(username.value) as unknown) instanceof type.errors),
);

const passwordValidator = type("string >= 8");
const validPassword = computed(
  () =>
    !((passwordValidator(password.value) as unknown) instanceof type.errors),
);
const validConfirmPassword = computed(
  () => password.value == confirmPassword.value,
);

const loading = ref(false);
const error = ref<string | undefined>(undefined);

async function register() {
  await $dropFetch("/api/v1/auth/signup/simple", {
    method: "POST",
    body: {
      invitation: invitationId,
      username: username.value,
      password: password.value,
      email: email.value,
      displayName: displayName.value,
    },
  });
}

function register_wrapper() {
  if (
    !validEmail.value ||
    !validUsername.value ||
    !validPassword.value ||
    !validConfirmPassword.value
  )
    return;

  loading.value = true;
  register()
    .then(() => {
      if (route.query.after == "close") {
        window.close();
        return;
      }
      router.push("/auth/signin");
    })
    .catch((response) => {
      const message = response.statusMessage || t("errors.unknown");
      error.value = message;
    })
    .finally(() => {
      loading.value = false;
    });
}

definePageMeta({
  layout: false,
});

useHead({
  title: t("auth.register.title"),
});
</script>
