gatsby-config.js

const lost = require('lost')
const pxtorem = require('postcss-pxtorem')

module.exports = {
  pathPrefix: '/',
  siteMetadata: {
    url: 'https://blog.nuwan.dev',
    title: "Nuwan's Blog",
    subtitle: 'Coder | Tech Enthusiast | Geek',
    copyright: '© All rights reserved.',
    disqusShortname: 'nsa94',
    menu: [{
      label: 'Posts',
      path: '/',
    },
    {
      label: 'Categories',
      path: '/categories/',
    },
    {
      label: 'Tags',
      path: '/tags/',
    },
    {
      label: 'About',
      path: '/about/',
    },
    {
      label: 'Contact',
      path: '/contact/',
    },
    ],
    author: {
      name: 'Nuwan Sameera Alawatta',
      email: 'hello@nuwan.dev',
      personal: 'https://nuwan.dev',
      linkedin: 'nsa94',
      stackoverflow: 'nsa94',
      github: 'nuwan94',
    },
  },
  plugins: [{
    resolve: 'gatsby-plugin-favicon',
    options: {
      logo: './src/favicon.png',
      injectHTML: true,
      icons: {
        android: true,
        appleIcon: true,
        appleStartup: true,
        coast: false,
        favicons: true,
        firefox: true,
        twitter: false,
        yandex: false,
        windows: false,
      },
    },
  },
  {
    resolve: 'gatsby-source-filesystem',
    options: {
      path: `${__dirname}/src/pages`,
      name: 'pages',
    },
  },
  {
    resolve: 'gatsby-plugin-feed',
    options: {
      query: `
          {
            site {
              siteMetadata {
                site_url: url
                title
                description: subtitle
              }
            }
          }
        `,
      feeds: [{
        serialize: ({
          query: {
            site,
            allMarkdownRemark,
          },
        }) =>
          allMarkdownRemark.edges.map(edge =>
            Object.assign({}, edge.node.frontmatter, {
              description: edge.node.frontmatter.description,
              date: edge.node.frontmatter.date,
              url: site.siteMetadata.site_url + edge.node.fields.slug,
              guid: site.siteMetadata.site_url + edge.node.fields.slug,
              custom_elements: [{
                'content:encoded': edge.node.html,
              }],
            })
          ),
        query: `
              {
                allMarkdownRemark(
                  limit: 1000,
                  sort: { order: DESC, fields: [frontmatter___date] },
                  filter: { frontmatter: { layout: { eq: "post" }, draft: { ne: true } } }
                ) {
                  edges {
                    node {
                      html
                      fields {
                        slug
                      }
                      frontmatter {
                        title
                        date
                        layout
                        draft
                        description
                      }
                    }
                  }
                }
              }
            `,
        output: '/rss.xml',
      } ],
    },
  },
  {
    resolve: 'gatsby-transformer-remark',
    options: {
      plugins: [{
        resolve: 'gatsby-remark-images',
        options: {
          maxWidth: 960,
          quality: 80,
        },
      },
      {
        resolve: 'gatsby-remark-responsive-iframe',
        options: {
          wrapperStyle: 'margin-bottom: 1.0725rem',
        },
      },
      'gatsby-remark-prismjs',
      'gatsby-remark-copy-linked-files',
      'gatsby-remark-smartypants',
      ],
    },
  },
  'gatsby-transformer-sharp',
  'gatsby-plugin-sharp',
  {
    resolve: 'gatsby-plugin-google-analytics',
    options: {
      trackingId: 'UA-73379983-2',
    },
  },
  {
    resolve: 'gatsby-plugin-google-fonts',
    options: {
      fonts: ['roboto:400,400i,500,700'],
    },
  },
  {
    resolve: 'gatsby-plugin-sitemap',
    options: {
      query: `
          {
            site {
              siteMetadata {
                siteUrl: url
              }
            }
            allSitePage(
              filter: {
                path: { regex: "/^(?!/404/|/404.html|/dev-404-page/)/" }
              }
            ) {
              edges {
                node {
                  path
                }
              }
            }
          }
        `,
      output: '/sitemap.xml',
      serialize: ({
        site,
        allSitePage,
      }) => allSitePage.edges.map(edge => ({
        url: site.siteMetadata.siteUrl + edge.node.path,
        changefreq: 'daily',
        priority: 0.7,
      })),
    },
  },
  'gatsby-plugin-offline',
  'gatsby-plugin-catch-links',
  'gatsby-plugin-react-helmet',
  {
    resolve: 'gatsby-plugin-sass',
    options: {
      postCssPlugins: [
        lost(),
        pxtorem({
          rootValue: 16,
          unitPrecision: 5,
          propList: [
            'font',
            'font-size',
            'line-height',
            'letter-spacing',
            'margin',
            'margin-top',
            'margin-left',
            'margin-bottom',
            'margin-right',
            'padding',
            'padding-top',
            'padding-left',
            'padding-bottom',
            'padding-right',
            'border-radius',
            'width',
            'max-width',
          ],
          selectorBlackList: [],
          replace: true,
          mediaQuery: false,
          minPixelValue: 0,
        }),
      ],
      precision: 8,
    },
  },
  ],
}