问题描述
在这里请这个新手。我想根据类别列出一些文章,现在有了“类别”页面,您可以在其中单击一个类别,应打开该特定类别下的文章列表。问题是,在何处定义块的变量[等于文章的类别]。 鉴于我来自类别页面,因此在哪里定义与类别相同的$ slug变量,该变量必须是发送被单击的类别的帖子请求,我应该将其放在该页面上的某个地方,如果我做任何事情,有人可以指导我吗感觉在这里吗? 预先感谢。
const EduCatTemp = ({data}) => {
const {allStrapiEducations:{nodes:educations}} = data
return (
<Layout>
{
educations.map((education)=> {
return (
<p>{education.title}</p>
)
})
}
</Layout>
)
}
export default EduCatTemp
export const query = graphql`
{
allStrapiEducations(filter: {education_category: {slug: {eq: $slug}}}) {
nodes {
title
}
}
}
这是我的gatsby-node.js文件
educations: allStrapiEducations {
nodes {
slug
}
}
education_categories: allStrapiEducationCategories {
nodes {
slug
}
}
result.data.educations.nodes.forEach(education => {
createPage({
path: `/education/${education.slug}`,component: path.resolve(`src/templates/education-template.js`),context: {
slug: education.slug,},})
})
result.data.education_categories.nodes.forEach(educat => {
createPage({
path: `/education/${educat.slug}`,component: path.resolve(`src/templates/education-category-template.js`),context: {
slug: educat.slug,})
})
这是我想从中吸取教训的[父母]教育页面
import React from 'react'
import Layout from '../components/layout'
import EducationCard from '../components/EducationComponent/EducationCard'
import Category from '../components/utilities/Category'
const Education = ({data}) => {
const {allStrapiEducationCategories:{nodes:educations}} = data
return (
<Layout>
<div className="p-5">
<h1 className="sm:text-3xl text-2xl font-medium title-font text-gray-900 headline py-10">Beekeeping Programs</h1>
<input type="search" id="gsearch" placeholder="Search..." name="gsearch" className="my-5 py-2 search-button lg:w-1/3" />
<div className="flex flex-wrap mx-auto">
{educations.map((education)=> {
return <EducationCard headline={education.name} image={education.picture.childImageSharp.fixed} slug={`/education/${education.slug}`} />
})}
</div>
</div>
</Layout>
)
}
export default Education
export const query = graphql`
{
allStrapiEducationCategories {
nodes {
slug
picture {
childImageSharp {
fixed(width: 400
height: 200) {
...GatsbyImageSharpFixed
}
}
}
name
}
}
}
`
解决方法
考虑到我正确设置了gatsby-node.js,我以某种方式可以解决该问题,即以一种稍微不同的方式编辑Graphql查询。
export const query = graphql`
query getSingleNewsCategory($slug: String!)
{
strapiNewsCategories(slug: { eq: $slug }) {
name
}
allStrapiIndustries(
filter: {news_category: {slug: {eq: $slug}}}
) {
nodes {
report_photo {
childImageSharp {
fluid {
src
}
}
}
quote
content
title
slug
minutes_read
date(formatString: "MM")
article_author {
name
}
}
}
allStrapiNewsCategories {
nodes {
slug
name
}
}
}
`