Gatsby Migration

Author: ardatan

.gitignore

@@ -1,10 +1,70 @@
-*.swp
-*~
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+old
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (http://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (http://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Typescript v1 declaration files
+typings/
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# dotenv environment variable files
+.env*
+
+# gatsby files
+.cache/
+public
+
+# Mac files
 .DS_Store
-.nvmrc
-node_modules
-npm-debug.log
 
-/build/
-.tmp.*
-package-lock.json
+# Yarn
+yarn-error.log
+.pnp/
+.pnp.js
+# Yarn Integrity file
+.yarn-integrity

.prettierignore

@@ -0,0 +1,4 @@
+.cache
+package.json
+package-lock.json
+public

.prettierrc

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+{
+  "arrowParens": "avoid",
+  "semi": false
+}

.travis.yml

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+module.exports = {
+  siteMetadata: {
+    title: "A query language for your API",
+    description:
+      "GraphQL provides a complete description of the data in your API, gives clients the power to ask for exactly what they need and nothing more, makes it easier to evolve APIs over time, and enables powerful developer tools.",
+    siteUrl: "http://graphql.org/",
+  },
+
+  plugins: [
+    {
+      resolve: "gatsby-source-filesystem",
+      options: {
+        name: "content",
+        path: `${__dirname}/src/content`,
+        include: ["**/*.md"], // ignore files starting with a dot
+      },
+    },
+    {
+      resolve: "gatsby-source-filesystem",
+      options: {
+        name: "pagecontent",
+        path: `${__dirname}/src/pagecontent`,
+        include: ["**/*.md"], // ignore files starting with a dot
+      },
+    },
+    `gatsby-transformer-remark`,
+    {
+      resolve: `gatsby-plugin-webfonts`,
+      options: {
+        fonts: {
+          google: [
+            {
+              family: `Rubik`,
+              variants: [`300`],
+            },
+            {
+              family: `Roboto Mono`,
+              variants: [`400`, `400i`, `600`],
+            },
+            {
+              family: `Roboto`,
+              variants: [`300`],
+            },
+          ],
+        },
+      },
+    },
+    `gatsby-plugin-less`,
+    `gatsby-plugin-react-helmet`,
+    {
+      resolve: `gatsby-plugin-google-analytics`,
+      options: {
+        trackingId: "UA-44373548-16",
+      },
+    },
+  ],
+}

LICENSE

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+const path = require("path")
+
+exports.onCreatePage = async ({ page, actions }) => {
+  const { createPage, deletePage } = actions
+  deletePage(page)
+  createPage({
+    ...page,
+    context: {
+      ...page.context,
+      sourcePath: path.relative(__dirname, page.componentPath),
+    },
+  })
+}
+
+exports.createPages = async ({ graphql, actions }) => {
+  const { createPage } = actions
+
+  const result = await graphql(/* GraphQL */ `
+    query {
+      allMarkdownRemark {
+        edges {
+          node {
+            fileAbsolutePath
+            parent {
+              ... on File {
+                relativeDirectory
+                sourceInstanceName
+              }
+            }
+            frontmatter {
+              title
+              permalink
+              next
+              category
+              sublinks
+              sidebarTitle
+            }
+            id
+          }
+        }
+      }
+    }
+  `)
+
+  const docTemplate = path.resolve("./src/templates/doc.tsx")
+
+  if (result.errors) {
+    // eslint-disable-next-line no-console
+    console.error(result.errors)
+    throw result.errors
+  }
+
+  const { edges } = result.data.allMarkdownRemark
+
+  let sideBardata = {}
+  let pagesGroupedByFolder = {}
+  const allPages = []
+  
+  await Promise.all(edges.map(async ({ node }) => {
+    const {
+      frontmatter: { permalink, next, sidebarTitle },
+      parent: { relativeDirectory, sourceInstanceName },
+    } = node
+
+    if (sourceInstanceName !== "content") {
+      return
+    }
+
+    if (!pagesGroupedByFolder[relativeDirectory]) {
+      pagesGroupedByFolder = {
+        ...pagesGroupedByFolder,
+        [relativeDirectory]: [node],
+      }
+    } else {
+      pagesGroupedByFolder = {
+        ...pagesGroupedByFolder,
+        [relativeDirectory]: [...pagesGroupedByFolder[relativeDirectory], node],
+      }
+    }
+    allPages.push({
+      permalink,
+      relativeDirectory,
+      sidebarTitle,
+      nextPermalink: next,
+      sourcePath: path.relative(__dirname, node.fileAbsolutePath),
+    })
+  }));
+
+  await Promise.all(Object.entries(pagesGroupedByFolder).map(async ([folder, pages]) => {
+    let pagesByUrl = {}
+    let previousPagesMap = {}
+
+    await Promise.all(pages.map(async (page) => {
+      const {
+        frontmatter: { permalink, next },
+      } = page
+      if (next) {
+        previousPagesMap[next] = permalink
+      }
+      pagesByUrl[permalink] = page
+    }))
+
+    let firstPage = null
+
+    await Promise.all(pages.map(async (page) => {
+      const {
+        frontmatter: { permalink },
+      } = page
+
+      if (!previousPagesMap[permalink]) {
+        firstPage = page
+        return
+      }
+    }))
+
+    if (!firstPage) {
+      throw new Error(`First page not found in ${folder}`)
+    }
+
+    let categories = []
+    let currentCategory = null
+
+    let page = firstPage
+    let i = 0
+    while (page && i++ < 1000) {
+      const {
+        frontmatter: { category, next },
+      } = page
+      if (!currentCategory || category !== currentCategory.name) {
+        currentCategory && categories.push(currentCategory)
+        currentCategory = {
+          name: category,
+          links: [],
+        }
+      }
+      currentCategory.links.push(page)
+      page = pagesByUrl[next]
+    }
+
+    categories.push(currentCategory)
+
+    sideBardata[folder] = categories
+  }))
+
+  await Promise.all(allPages.map(async page => {
+    createPage({
+      path: `${page.permalink}`,
+      component: docTemplate,
+      context: {
+        permalink: page.permalink,
+        nextPermalink: page.nextPermalink,
+        sideBarData: sideBardata[page.relativeDirectory],
+        sourcePath: page.sourcePath,
+      },
+    })
+  }))
+}