我对 VueJS 还很陌生,所以请放轻松。我正在尝试使用 VueJS 实现购物车。我有一个按钮“添加到购物车”,addProductToCart(product)其中包含一个单击处理程序,该处理程序应将产品添加到购物车中,当我单击该按钮时,出现错误unknown local action type: addProductToCart, global type: cart/addProductToCart。我被卡住了,我不知道我可能做错了什么。
<button @click="addProductToCart(product)">Add to Cart</button>
<script>
import { mapActions } from 'vuex'
export default {
computed: {
//...
},
methods: mapActions('cart', [
'addProductToCart'
])
}
</script>
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import * as types from '../types';
const state = {
items: []
};
const getters = {
cartProducts: (state, getters, rootState) => {
return state.items.map(({ name, quantity }) => {
const product = rootState.products.all.find(product => product.name === name)
return {
name: product.name,
price: product.price,
quantity
}
})
},
cartTotalPrice: (state, getters) => {
return getters.cartProducts.reduce((total, product) => {
return total + product.price * product.quantity
}, 0)
}
};
const mutations = {
[types.PUSH_PRODUCT_TO_CART] (state, { product_name }) {
state.items.push({
product_name,
quantity: 1
})
}
};
const actions = {
[types.ADD_PRODUCT_TO_CART] ({ state, commit }, product) {
commit(types.PUSH_PRODUCT_TO_CART, { name: product.name })
}
};
export default {
namespaced: true,
state,
mutations,
actions,
getters
}
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export const ADD_PRODUCT_TO_CART = 'cart/ADD_PRODUCT_TO_CART'
export const PUSH_PRODUCT_TO_CART = 'cart/PUSH_PRODUCT_TO_CART'
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我正在使用命名空间模块,因为我有产品状态和购物车状态,并且希望为每个模块设置单独的操作、更改等。
问题是您的操作具有不正确的[types.ADD_PRODUCT_TO_CART].
它应该是:
const actions = {
addProductToCart ({ state, commit }, product) {
commit(types.PUSH_PRODUCT_TO_CART, { name: product.name })
}
};
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