hossein-por-shop/frontend/components/product/ProductHero.vue

<script lang="ts" setup>

// import

import useGetProduct from "~/composables/api/product/useGetProduct";
import { sanitize } from "isomorphic-dompurify";
import type { ProductVariantProvideType } from "~/pages/product/[id].vue";
import useAddCartItem from "~/composables/api/orders/useAddCartItem";
import { useAuth } from "~/composables/api/auth/useAuth";

// state

const route = useRoute();
const id = route.params.id as string | undefined;

const { token } = useAuth();
const { data: product, refetch: refetchProduct } = useGetProduct(id);
const { mutateAsync: addCartItem, isPending: isAddCartItemPending } = useAddCartItem();

const selectedVariantId = ref(product.value!.variants[0].id);
const selectedQuantity = ref(1);
const selectedSlide = ref(product.value!.variants[0].images[0].id);

const selectedColor = ref(product.value!.colors[0]);

// provide / inject

const { selectedVariant, changeSelectedVariant } = inject("productVariant") as ProductVariantProvideType;

// method

const addItemToCart = async () => {
    await addCartItem({
        id: selectedVariant.value!.id,
        quantity: selectedQuantity.value
    });
    await refetchProduct();
};

// computed

const sanitizedProductDescription = computed(() => {
    return sanitize(product.value!.description);
});

// watch

watch(() => selectedVariantId.value, (newId) => {
    const newVariant = product.value!.variants.find(variant => variant.id === newId)!;
    changeSelectedVariant(newVariant);
});

watch(() => selectedColor.value, (newValue) => {
    const filteredVariants = product.value!.variants.filter(v => v.color === newValue);
    selectedVariantId.value = filteredVariants[0].id;
    selectedVariant.value = filteredVariants[0];
}, {
    immediate: true
});

watch(() => selectedVariant.value!, (newValue) => {
    selectedQuantity.value = 1;
    selectedSlide.value = newValue.images[0].id;
});

</script>

<template>
    <div class="flex max-lg:flex-col gap-12 xl:gap-16 container pt-[5rem] pb-28">
        <div class="flex flex-col gap-3 lg:hidden">
            <NuxtLink to="#" class="typo-label-sm"> {{ product!.category.name }}</NuxtLink>
            <h1 class="typo-h-6 xs:typo-h-5 sm:typo-h-4 lg:typo-h-2"> {{ product!.name }} </h1>
            <div class="flex w-full items-center justify-between h-[85px]">
                <div class="flex items-end gap-4">
                    <div class="flex flex-col gap-2">
                        <span
                            v-if="selectedVariant!.discount > 0"
                            class="typo-p-lg relative flex-center w-fit"
                            :class="'after:w-full after:h-[2px] after:bg-black after:absolute'"
                        >
                            {{ selectedVariant!.price }}
                        </span>
                        <span
                            class="typo-p-2xl relative flex-center w-fit font-medium"
                        >
                            {{ selectedVariant!.discount > 0 ? selectedVariant!.price : selectedVariant!.price }}
                        </span>
                    </div>
                    <div
                        v-if="selectedVariant!.discount > 0"
                        class="text-white bg-blue-500 mb-1 px-4 py-2 text-xs rounded-full flex items-center gap-1"
                    >
                        <Icon name="material-symbols:percent" class="size-4" />
                        {{ selectedVariant!.discount }}
                        درصد تخفیف
                    </div>
                </div>
                <Rating :rate="3" />
            </div>
        </div>
        <Slider
            class="w-full lg:w-1/2 lg:max-w-[620px]"
            v-model:selectedSlide="selectedSlide"
            :slides="selectedVariant!.images"
        />
        <div class="lg:w-1/2 flex flex-col gap-3 lg:mt-12">
            <NuxtLink
                to="#"
                class="typo-label-sm max-lg:hidden"
            >
                {{ product!.category.name }}
            </NuxtLink>
            <h1 class="typo-h-4 xl:typo-h-3 max-lg:hidden"> {{ product!.name }} </h1>
            <div class="flex w-full items-center justify-between h-[85px] max-lg:hidden">
                <div class="flex items-end gap-4">
                    <div class="flex flex-col gap-2">
                        <span
                            v-if="selectedVariant!.discount > 0"
                            class="typo-p-lg relative flex-center w-fit"
                            :class="'after:w-full after:h-[2px] after:bg-black after:absolute'"
                        >
                            {{ selectedVariant!.price }}
                        </span>
                        <span
                            class="typo-p-2xl relative flex-center w-fit font-medium"
                        >
                            {{ selectedVariant!.discount > 0 ? selectedVariant!.price : selectedVariant!.price }}
                        </span>
                    </div>
                    <div
                        v-if="selectedVariant!.discount > 0"
                        class="text-white bg-blue-500 mb-1 px-4 py-2 text-xs rounded-full flex items-center gap-1"
                    >
                        <Icon name="material-symbols:percent" class="size-4" />
                        {{ selectedVariant!.discount }}
                        <span class="max-sm:hidden">درصد</span>
                        تخفیف
                    </div>

                    <Rating :rate="3" class="sm:hidden" />

                </div>

                <Rating :rate="3" class="max-sm:hidden" />

            </div>

            <div
                class="py-8 typo-p-md text-slate-500 text-justify [&_a]:text-blue-400 [&_strong]:font-bold [&_u]:text-red-400"
                v-html="sanitizedProductDescription"
            />

            <div class="flex items-center gap-4">
                <span class="typo-p-lg">
                    تنوع رنگی :
                </span>
                <div class="flex items-center gap-4 py-4">
                    <ColorCircle
                        v-for="color in product!.colors"
                        :key="color"
                        @click="selectedColor = color"
                        selectable
                        :selected="selectedColor === color "
                        :style="{backgroundColor: color}"
                        class="cursor-pointer"
                    />
                </div>
            </div>

            <div class="flex items-center gap-6 flex-wrap">
                <ProductVariant
                    @click="variant.in_stock > 0 ? selectedVariantId = variant.id : undefined"
                    v-for="variant in product!.variants.filter(p => p.color === selectedColor)"
                    :key="variant.id"
                    :variantDetail="variant"
                    :isSelected="selectedVariantId === variant.id"
                />
            </div>

            <div class="w-full flex flex-col gap-6 mt-10">

                <RemainQuantity
                    :maxQuantity="selectedVariant!.in_stock"
                    :quantity="selectedQuantity"
                />

                <div class="w-full flex gap-3">
                    <template v-if="token">
                        <Button
                            v-if="selectedVariant!.cart_quantity === 0"
                            @click="addItemToCart"
                            :loading="isAddCartItemPending"
                            :disabled="isAddCartItemPending"
                            class="w-full rounded-full"
                            end-icon="ci:plus"
                        >

                            افزودن به سبد خرید
                        </Button>
                        <NuxtLink v-else to="/cart" class="w-full">
                            <Button
                                class="w-full rounded-full h-full"
                                end-icon="ci:cart"
                            >
                                مشاهده در سبد خرید
                            </Button>
                        </NuxtLink>
                    </template>
                    <NuxtLink v-else to="/signin" class="w-full">
                        <Button
                            class="w-full rounded-full h-full"
                            end-icon="ci:user"
                        >
                            ابتدا وارد شوید
                        </Button>
                    </NuxtLink>

                    <QuantityCounter
                        v-if="selectedVariant!.cart_quantity === 0"
                        :disable="isAddCartItemPending"
                        v-model="selectedQuantity"
                        :max="selectedVariant!.in_stock"
                    />

                    <UpdateQuantity v-else />

                </div>

                <InfoCard />

                <Share />

            </div>
        </div>
    </div>
</template>