<template>
  <main class="global-components dir-rtl">
    <header class="global-components__header">
      <h1>کامپوننت‌های گلوبال</h1>
      <p>پیش‌نمایش کامپوننت‌های مشترک — برای تأیید بصری.</p>
    </header>

    <section class="global-components__section">
      <h2>دکمه‌ها</h2>
      <div class="global-components__row">
        <BaseButton text="تایید" customClass="global-components__btn" />
        <BaseButton variant="secondary" text="لغو" customClass="global-components__btn" />
        <BaseButton variant="transparent" text="بازگشت" customClass="global-components__btn" />
        <BaseButton :loading="true" text="در حال ارسال" customClass="global-components__btn" />
        <BaseButton :disabled="true" text="غیرفعال" customClass="global-components__btn" />
      </div>
    </section>

    <section class="global-components__section">
      <h2>فرم</h2>
      <form class="global-components__form" @submit.prevent="onSubmit">
        <TextField
          v-model="form.fullName"
          name="fullName"
          label="نام و نام خانوادگی"
          placeholder="نام خود را وارد کنید"
          :error="errors.fullName"
          @blur="validateAt('fullName', form.fullName)"
        />
        <TextField
          v-model="form.phone"
          name="phone"
          label="شماره موبایل"
          placeholder="09xxxxxxxxx"
          inputmode="numeric"
          :convert-digits="true"
          :error="errors.phone"
          :vibration="true"
          @blur="validateAt('phone', form.phone)"
        />
        <TextField
          v-model="form.nationalCode"
          name="nationalCode"
          label="کد ملی"
          placeholder="0000000000"
          inputmode="numeric"
          :convert-digits="true"
          :error="errors.nationalCode"
          :vibration="true"
          @blur="validateAt('nationalCode', form.nationalCode)"
        />
        <TextField
          v-model="form.disabled"
          name="disabled"
          label="فیلد غیرفعال"
          placeholder="-"
          :disabled="true"
        />

        <TextareaField
          v-model="form.bio"
          name="bio"
          label="درباره من"
          placeholder="چند کلمه درباره خودتان..."
          :error="errors.bio"
          @blur="validateAt('bio', form.bio)"
        />

        <SelectField
          v-model="form.province"
          name="province"
          label="استان"
          :options="provinceOptions"
          option-label="name"
          option-value="id"
          :error="errors.province"
          @change="validateAt('province', form.province)"
        />

        <SelectField
          v-model="form.skills"
          name="skills"
          label="مهارت‌ها (چند انتخابی)"
          :options="skillOptions"
          :multiple="true"
          option-label="name"
          option-value="id"
        />

        <AutocompleteField
          v-model="form.city"
          name="city"
          label="شهر (جستجو)"
          :options="cityOptions"
          option-label="name"
          option-value="id"
          :on-search="onCitySearch"
        />

        <DatePickerField
          v-model="form.birthDate"
          name="birthDate"
          label="تاریخ تولد"
          :error="errors.birthDate"
        />

        <ToggleSwitch v-model="form.notifications" label="دریافت اعلان‌ها" />
        <ToggleSwitch :model-value="true" label="فعال (نمایش)" />
        <ToggleSwitch :model-value="false" label="غیرفعال (نمایش)" :disabled="true" />

        <div class="global-components__actions">
          <BaseButton type="submit" text="ارسال فرم" customClass="global-components__btn" />
          <BaseButton
            variant="secondary"
            text="پاکسازی"
            customClass="global-components__btn"
            @click="reset"
          />
        </div>

        <pre v-if="lastSubmitted" class="global-components__output"
          >{{ lastSubmitted }}
        </pre>
      </form>
    </section>

    <section class="global-components__section">
      <h2>مودال</h2>
      <div class="global-components__row">
        <BaseButton
          text="نمایش مودال تأیید"
          customClass="global-components__btn-wide"
          @click="askConfirm"
        />
        <BaseButton
          variant="secondary"
          text="نمایش مودال ساده"
          customClass="global-components__btn-wide"
          @click="
            openModal('PreviewModal', { title: 'مودال نمونه', body: 'این یک مودال نمونه است.' })
          "
        />
        <BaseButton
          variant="secondary"
          text="نمایش مودال نمونه (الگوی بنو)"
          customClass="global-components__btn-wide"
          @click="openModal('SampleModal', { context: 'پیش‌نمایش' })"
        />
      </div>
    </section>

    <section class="global-components__section">
      <h2>آپلود فایل</h2>
      <FileUploader
        v-model="form.files"
        accept="*"
        :max-files="5"
        :max-size="5 * 1024 * 1024"
        @select="onFilesSelected"
        @error="onUploaderError"
      />
    </section>

    <section class="global-components__section">
      <h2>تصویر پروفایل</h2>
      <ImageCropper v-model="form.avatar" @crop="onAvatarCropped" @error="onUploaderError" />
      <p v-if="lastCroppedName" class="global-components__hint">
        فایل کراپ‌شده آماده آپلود: {{ lastCroppedName }}
      </p>
    </section>

    <section class="global-components__section">
      <h2>دکمهٔ گرد</h2>
      <div class="global-components__row">
        <CircleButton tooltip="تأیید" bg-color="var(--color-primary)">
          <template #icon>
            <SvgIcon name="check" :size="20" color="#fff" />
          </template>
        </CircleButton>
        <CircleButton tooltip="حذف" tooltip-position="bottom">
          <template #icon>
            <SvgIcon name="close" :size="20" color="var(--color-error)" />
          </template>
        </CircleButton>
      </div>
    </section>

    <section class="global-components__section">
      <h2>صفحه‌بندی</h2>
      <p class="global-components__caption">
        الگوی استاندارد لیست‌ها:
        <code>usePagination</code>
        +
        <code>useQuery(['items', pagination])</code>
      </p>
      <ul class="paginated-list">
        <li v-for="item in pagedItems" :key="item.id">
          <span>{{ item.name }}</span>
          <button type="button" class="paginated-list__open" @click="openItemDetails(item)">
            مشاهده
          </button>
        </li>
      </ul>
      <div class="paginated-list__nav">
        <BaseButton
          variant="secondary"
          text="قبلی"
          customClass="paginated-list__btn"
          :disabled="pagination.page === 1"
          @click="setPage(pagination.page - 1)"
        />
        <span class="paginated-list__status">صفحهٔ {{ pagination.page }} از {{ totalPages }}</span>
        <BaseButton
          variant="secondary"
          text="بعدی"
          customClass="paginated-list__btn"
          :disabled="pagination.page === totalPages"
          @click="setPage(pagination.page + 1)"
        />
      </div>
    </section>

    <BasicModal name="PreviewModal" min-width="0" max-width="480px" width="90%">
      <template #default="{ data, close }">
        <div class="preview-modal">
          <h3 class="preview-modal__title">{{ data?.title }}</h3>
          <p class="preview-modal__body">{{ data?.body }}</p>
          <BaseButton text="بستن" customClass="preview-modal__btn" @click="close" />
        </div>
      </template>
    </BasicModal>

    <ItemDetailsModal v-if="isModal('ItemDetailsModal')" />
    <SampleModal v-if="isModal('SampleModal')" />
  </main>
</template>

<script setup>
import { computed, ref } from 'vue'
import { toast } from 'vue3-toastify'
import useYup from '@/composables/useYup'
import useModal from '@/composables/useModal'
import BaseButton from '@/components/BaseButton.vue'
import BasicModal from '@/components/BasicModal.vue'
import SvgIcon from '@/components/icons/SvgIcon.vue'
import TextField from '@/components/form/TextField.vue'
import CircleButton from '@/components/CircleButton.vue'
import SelectField from '@/components/form/SelectField.vue'
import { usePagination } from '@/composables/usePagination'
import ToggleSwitch from '@/components/form/ToggleSwitch.vue'
import FileUploader from '@/components/form/FileUploader.vue'
import ImageCropper from '@/components/form/ImageCropper.vue'
import TextareaField from '@/components/form/TextareaField.vue'
import DatePickerField from '@/components/form/DatePickerField.vue'
import { demoFormSchema } from '@/features/global-components/schema'
import AutocompleteField from '@/components/form/AutocompleteField.vue'
import SampleModal from '@/features/global-components/components/SampleModal.vue'
import ItemDetailsModal from '@/features/global-components/components/ItemDetailsModal.vue'

const schema = demoFormSchema

const provinceOptions = [
  { id: 'tehran', name: 'تهران' },
  { id: 'isfahan', name: 'اصفهان' },
  { id: 'shiraz', name: 'فارس' },
  { id: 'tabriz', name: 'آذربایجان شرقی' },
]

const skillOptions = [
  { id: 'vue', name: 'Vue' },
  { id: 'react', name: 'React' },
  { id: 'svelte', name: 'Svelte' },
  { id: 'angular', name: 'Angular' },
]

const allCities = [
  { id: '1', name: 'تهران' },
  { id: '2', name: 'مشهد' },
  { id: '3', name: 'اصفهان' },
  { id: '4', name: 'شیراز' },
  { id: '5', name: 'تبریز' },
  { id: '6', name: 'کرج' },
  { id: '7', name: 'قم' },
  { id: '8', name: 'اهواز' },
]
const cityOptions = ref(allCities)

const onCitySearch = (q) => {
  if (!q) {
    cityOptions.value = allCities
    return
  }
  cityOptions.value = allCities.filter((c) => c.name.includes(q))
}

const form = ref({
  fullName: '',
  phone: '',
  nationalCode: '',
  disabled: 'فقط برای نمایش',
  bio: '',
  province: '',
  city: '',
  skills: [],
  birthDate: '',
  notifications: false,
  files: [],
  avatar: null,
})

const lastCroppedName = ref('')

const lastSubmitted = ref(null)
const { validate, validateAt, errors, resetErrors } = useYup(schema)
const { openModal, isModal } = useModal()

const openItemDetails = (item) =>
  openModal('ItemDetailsModal', {
    ...item,
    description: `این آیتم نمونه با شناسهٔ ${item.id} برای نمایش الگوی مودال نام‌دار است.`,
  })

const { pagination, setPage } = usePagination({ page: 1, perPage: 5 })

const allItems = Array.from({ length: 17 }, (_, i) => ({
  id: i + 1,
  name: `آیتم شمارهٔ ${i + 1}`,
}))

const totalPages = computed(() =>
  Math.max(1, Math.ceil(allItems.length / pagination.value.perPage))
)

const pagedItems = computed(() => {
  const start = (pagination.value.page - 1) * pagination.value.perPage
  return allItems.slice(start, start + pagination.value.perPage)
})

const onSubmit = async () => {
  const { isValid, payload } = await validate(form.value)
  if (isValid) lastSubmitted.value = payload
}

const reset = () => {
  form.value = {
    fullName: '',
    phone: '',
    disabled: 'فقط برای نمایش',
    bio: '',
    province: '',
    city: '',
    skills: [],
    birthDate: '',
    notifications: false,
    files: [],
    avatar: null,
  }
  resetErrors()
  lastSubmitted.value = null
  lastCroppedName.value = ''
}

const onFilesSelected = (files) => {
  const next = [...form.value.files]
  files.forEach((file, i) => {
    next.push({
      id: `local-${Date.now()}-${i}`,
      name: file.name,
      size: file.size,
      type: file.type.startsWith('image/') ? 'image' : 'other',
      url: URL.createObjectURL(file),
      file,
    })
  })
  form.value.files = next
  toast.info(`${files.length} فایل انتخاب شد (در پروژه واقعی، آپلود از طریق mutation)`)
}

const onAvatarCropped = (file) => {
  lastCroppedName.value = file.name
  form.value.avatar = { url: URL.createObjectURL(file), file }
  toast.info('تصویر کراپ شد (در پروژه واقعی، آپلود از طریق mutation)')
}

const onUploaderError = (msg) => toast.error(msg)

const askConfirm = () => {
  openModal('ConfirmModal', {
    title: 'تأیید عملیات',
    message: '<p>آیا از انجام این عملیات اطمینان دارید؟</p>',
    onConfirm: () => {
      lastSubmitted.value = { confirmed: true, at: new Date().toISOString() }
    },
    onCancel: () => {
      lastSubmitted.value = { cancelled: true }
    },
  })
}
</script>

<style lang="scss" scoped>
.global-components {
  max-width: 36rem;
  margin: 0 auto;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;

  &__header {
    h1 {
      font-family: var(--font-family-fa);
      font-size: 1.5rem;
      font-weight: 600;
      margin-bottom: 0.5rem;
    }

    p {
      font-family: var(--font-family-fa);
      font-size: 0.875rem;
      color: var(--color-prim-gray);
    }
  }

  &__section {
    h2 {
      font-family: var(--font-family-fa);
      font-size: 1.125rem;
      font-weight: 500;
      margin-bottom: 1rem;
    }
  }

  &__row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  &__btn {
    width: 9rem;
  }

  &__btn-wide {
    width: 14rem;
  }

  &__form {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  &__actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.5rem;
  }

  &__output {
    margin-top: 1rem;
    padding: 0.75rem;
    background: #f3f4f6;
    border-radius: 0.75rem;
    font-family: var(--font-family-en);
    font-size: 0.75rem;
    direction: ltr;
    text-align: left;
    white-space: pre-wrap;
  }

  &__hint {
    margin-top: 0.5rem;
    font-family: var(--font-family-fa);
    font-size: 0.75rem;
    color: var(--color-prim-gray);
    text-align: right;
  }

  &__caption {
    font-family: var(--font-family-fa);
    font-size: 0.75rem;
    color: var(--color-prim-gray);
    margin-bottom: 0.75rem;

    code {
      font-family: var(--font-family-en);
      background: #f3f4f6;
      padding: 0.05rem 0.35rem;
      border-radius: 0.25rem;
      direction: ltr;
      display: inline-block;
    }
  }
}

.paginated-list {
  list-style: none;
  margin: 0 0 0.75rem;
  padding: 0;
  border: 1px solid var(--color-thd-gray);
  border-radius: 1rem;
  overflow: hidden;

  li {
    padding: 0.5rem 1rem;
    font-family: var(--font-family-fa);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;

    & + li {
      border-top: 1px solid var(--color-thd-gray);
    }
  }

  &__open {
    border: none;
    background: transparent;
    color: var(--color-primary);
    font-family: var(--font-family-fa);
    font-size: 0.8rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;

    &:hover {
      background: rgba(243, 102, 117, 8%);
    }
  }

  &__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }

  &__btn {
    width: 6rem;
  }

  &__status {
    font-family: var(--font-family-fa);
    font-size: 0.875rem;
    color: var(--color-sec-gray);
  }
}

.preview-modal {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;

  &__title {
    font-family: var(--font-family-fa);
    font-weight: 600;
    font-size: 1.125rem;
  }

  &__body {
    font-family: var(--font-family-fa);
    color: var(--color-sec-gray);
  }

  &__btn {
    width: 8rem;
  }
}
</style>
