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index.vue
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index.vue
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<script setup>
const { data } = await useFetch('/api/products')
</script>
<template>
<div class="container">
<div class="row">
<div v-for="(product, index) in data" :key="'product-' + index" class="col-md-4">
<div class="card mb-3">
<img :src="product.photoURL" class="card-img-top">
<div class="card-body">
<h5 class="card-title">
{{ product.name }}
</h5>
<p class="card-text">
{{ product.description }}
</p>
<div class="d-grid">
<button @click="addToCart(product)" class="btn btn-outline-primary">
Add to cart
</button>
</div>
</div>
</div>
</div>
</div>
<ShoppingCart v-model="shoppingCart"/>
</div>
</template>
<script>
export default {
data() {
return {
shoppingCart: []
}
},
mounted() {
this.shoppingCart = JSON.parse(localStorage.getItem('shoppingCart') || "[]")
},
watch: {
shoppingCart: {
handler(newValue) {
localStorage.setItem('shoppingCart', JSON.stringify(newValue));
}, deep: true
}
},
methods: {
addToCart(product) {
let exists = false;
for (const cartItem of this.shoppingCart) {
if (cartItem.uuid === product.uuid) {
cartItem.amount = cartItem.amount + 1;
exists = true;
break;
}
}
if (!exists) {
this.shoppingCart.push({
...product,
amount: 1,
})
}
},
}
}
</script>