const path = require('path')
const { createFilePath } = require(`gatsby-source-filesystem`)


exports.createPages = async ({ actions, graphql }) => {
    const {createPage} = actions;

    const courseTemplate = path.resolve(`./src/components/courseTemplate.js`);
    const result = await graphql(`{
        allMarkdownRemark(
            filter: {frontmatter: {
                        content_type: {eq: "page_education"}, 
                        published: {eq: true}}}
        ){ 
            edges{
                node{
                    html
                    frontmatter{
                        title
                        path
                    }
                }
            }
        }
    }`)
    
    if(result.errors){throw result.errors;}

    const courses = result.data.allMarkdownRemark.edges;

    courses.forEach(({node}) => {
        createPage({
            path: node.frontmatter.path,
            component: courseTemplate
        })
    })
}