<script setup lang="ts">
import { getColorNameFromRal } from '@/components/ral'
import type { ralTypes } from '@/components/ral'

const config = useRuntimeConfig()
const apiBase = config.public.apiBase
const { data: calculatorData } = await useFetch(`${apiBase}/calculator/5/`)

const isModalOpen = useState('modal_open', () => false)

const lamelles_count = useState<number>('lamelles_count')
const fence_section = useState<number>('fence_section')
const pillar_color = useState<ralTypes>('pillar_color')
const lamelle_color = useState<ralTypes>('lamelle_color')
const section_count = useState('section_count')
const extra_section = useState('extra_section')
const total_length = useState('total_length')
const remove_pillar = useState<boolean>('remove_pillar')

const toggleModal = () => {
    modal_data.phone = undefined
    modal_data.name = undefined
    modal_state.show_form = false
    isModalOpen.value = !isModalOpen.value
}
type modalDataType = {
    phone?: string
    name?: string
}
const modal_data = reactive<modalDataType>({
    phone: undefined,
    name: undefined
})
const modal_form = reactive({
    disabled: true,
    errors: [],
})
const modal_state = reactive({
    show_form: false
})
const openForm = () => {
    modal_state.show_form = !modal_state.show_form
}
const validateInput = (evt: KeyboardEvent) => {
    const valid_symbols = /[a-zA-Z0-9\+(\\)\ @\.]/
    if (!valid_symbols.test(evt.key)) {
        evt.preventDefault()
        return
    }
}
const validate = () => {
    const phone_regexp = /^\+?[\d\s-()]{0,14}\d{11}$/
    const email_regex = /^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$/

    if (!modal_data.phone) {
        modal_form.disabled = true
        return
    }
    if (modal_data.phone.length < 3) {
        modal_form.disabled = true
        return
    }
    if (phone_regexp.test(modal_data.phone) || email_regex.test(modal_data.phone)) {
        modal_form.disabled = false
        return
    }
}
const submit = (e: any) => {
    fetch(`${apiBase}/custom_request/`, {
        method: 'POST',
        headers: {
            'Content-Type': 'application/json'
        },
        body: JSON.stringify({
            name: modal_data.name || `ref from site ${new Date}`,
            phone: modal_data.phone,
            fence_info: `Ширина секции: ${fence_section.value}
            Ламелей в секции: ${lamelles_count.value}
            Всего секций: ${section_count.value}
            Дополнительная секция: ${extra_section.value}
            Общая длина забора: ${total_length.value}
            Цвет ламелей ${lamelle_color.value} (${getColorNameFromRal(lamelle_color.value)})
            Цвет столбов ${pillar_color.value} (${getColorNameFromRal(pillar_color.value)})`
        })
    })
    modal_data.phone = undefined
    modal_data.name = undefined
    isModalOpen.value = false
}
const roubleSign = new Intl.NumberFormat('ru-RU', {
    style: 'currency',
    currency: 'RUB',
});
const total = computed(() => {
    const { mortgage, pillar, lamella, rivets, bar, guide } = calculatorData.value
    const pillar_count = (section_count.value + 1)
    const pil = (parseFloat(mortgage) + parseFloat(pillar)) * pillar_count

    const length = fence_section.value

    const lam_count = lamelles_count.value * section_count.value
    const lam = (lam_count * length * parseFloat(lamella)) + parseFloat(rivets)

    const top_count = section_count.value
    const top = top_count * lamella

    const guides_count = section_count.value
    const guides = guides_count * parseFloat(guide) * lam_count * 115
    return [
        !remove_pillar.value && `Столб, ${pillar_count}: (${parseFloat(mortgage)} + ${parseFloat(pillar)}) x ${pillar_count} = ${roubleSign.format(pil)}`,
        `Ламели, ${lam_count}: (${lam_count} x ${length} x ${lamella}) + ${rivets} = ${roubleSign.format(lam)}`,
        `Направляющая, ${guides_count}: ${guides_count} x ${guide} x ${lam_count} x 115 = ${roubleSign.format(guides)}`,
        `Верхняя планка, ${top_count}: ${top_count} x ${length} x ${bar} = ${roubleSign.format(top)}`,
    ].filter(Boolean)
})
</script>
<template>
    <div v-if="isModalOpen" class="modal-backdrop" @click.self="toggleModal">
        <div class="modal">
            <template v-if="modal_state.show_form">
                <h2>Оставьте контакты для связи </h2>
                <form @submit.prevent="submit">
                    <input type="text" placeholder="Ваше имя" v-model="modal_data.name" @keyup="validate" />
                    <input type="phone" placeholder="Номер телефона или e-mail" v-model="modal_data.phone"
                        @keypress="validateInput" @keyup="validate" />
                    <div class="flex gap-4">
                        <button class="not-prose" :disabled="modal_form.disabled" type="submit">Отправить</button>
                        <button class="not-prose" type="reset" @click="toggleModal">Отмена</button>
                    </div>
                </form>
            </template>
            <template v-else>
                <h2>данные расчета</h2>
                <div class="flex gap-4 flex-col mb-4">
                    <p>Ламелей: {{ lamelles_count }}<br />
                        Длина секции: {{ fence_section * 1000 }}<br />
                        Общая длина: {{ total_length }}<br />
                        Секций: {{ section_count }}<br />
                        Цвет столба: {{ getColorNameFromRal(pillar_color) }}<br />
                        Цвет ламелей: {{ getColorNameFromRal(lamelle_color) }}</p>
                    <p>
                        <template v-for="i in total">{{ i }}<br /></template>
                    </p>
                </div>
                <div class="flex gap-4">
                    <button class="not-prose" @click="openForm">Данные верны</button>
                    <button class="not-prose neutral" @click="toggleModal">Закрыть окно</button>
                </div>
            </template>
        </div>
    </div>
</template>