refactor: replace loadBasicLesson w/ loadLesson

We are in the process of moving away from egghead-rails as the source of
lesson metadata. This moves us along that path by eliminating one of th
huge graphql queries for lesson metadata.

issue: #1138

src/lib/lessons.ts

@@ -165,98 +165,3 @@ export async function loadLessonForUser(slug: string) {
 
   return lesson as LessonResource
 }
-
-export async function loadBasicLesson(slug: string) {
-  const query = /* GraphQL */ `
-    query getLesson($slug: String!) {
-      lesson(slug: $slug) {
-        slug
-        title
-        transcript
-        description
-        free_forever
-        media_url
-        hls_url
-        thumb_url
-        subtitles_url
-        path
-        icon_url
-        created_at
-        updated_at
-        published_at
-        staff_notes_url
-        collection {
-          ... on Playlist {
-            title
-            slug
-            type
-            square_cover_480_url
-            path
-            lessons {
-              slug
-              type
-              path
-              title
-              completed
-              media_url
-              duration
-            }
-          }
-          ... on Course {
-            title
-            slug
-            type
-            square_cover_480_url
-            path
-            lessons {
-              slug
-              type
-              path
-              title
-              completed
-              media_url
-              duration
-            }
-          }
-        }
-        tags {
-          name
-          label
-          http_url
-          image_url
-        }
-        instructor {
-          full_name
-          avatar_64_url
-          slug
-          twitter
-        }
-        comments {
-          comment
-          commentable_id
-          commentable_type
-          created_at
-          id
-          is_commentable_owner
-          state
-          user {
-            avatar_url
-            full_name
-            instructor {
-              first_name
-            }
-          }
-        }
-      }
-    }
-  `
-
-  const variables = {
-    slug: slug,
-  }
-
-  const graphQLClient = getGraphQLClient()
-  const {lesson} = await graphQLClient.request(query, variables)
-
-  return lesson as LessonResource
-}

src/pages/lessons/[slug].tsx

@@ -12,7 +12,7 @@ import Overlays from 'components/pages/lessons/overlays'
 import specialLessons from 'components/pages/lessons/special-lessons'
 import Tags from 'components/pages/lessons/tags'
 import Transcript from 'components/pages/lessons/transcript'
-import {loadBasicLesson, loadLesson} from 'lib/lessons'
+import {loadLesson} from 'lib/lessons'
 import {useViewer} from 'context/viewer-context'
 import {LessonResource, VideoResource} from 'types'
 import {NextSeo, VideoJsonLd} from 'next-seo'
@@ -77,7 +77,7 @@ export const getServerSideProps: GetServerSideProps = async function ({
 
   try {
     const initialLesson: LessonResource | undefined =
-      params && (await loadBasicLesson(params.slug as string))
+      params && (await loadLesson(params.slug as string))
 
     if (initialLesson && initialLesson?.slug !== params?.slug) {
       res.setHeader('Location', initialLesson.path)

src/pages/video-test.tsx

@@ -3,7 +3,7 @@ import {GetServerSideProps} from 'next'
 import VideoResourcePlayer from 'components/player'
 import {PlayerProvider} from 'cueplayer-react'
 import {VideoResource} from 'types'
-import {loadBasicLesson} from 'lib/lessons'
+import {loadLesson} from 'lib/lessons'
 import PlayerSidebar from 'components/player/player-sidebar'
 import PlayerContainer from 'components/player/player-container'
 
@@ -39,10 +39,10 @@ export const getServerSideProps: GetServerSideProps = async function ({
   params,
   query,
 }) {
-  const lesson =
+  const lessonSlug =
     (query?.lesson as string) || 'react-a-beginners-guide-to-react-introduction'
-  const videoResource: VideoResource = (await loadBasicLesson(
-    lesson,
+  const videoResource: VideoResource = (await loadLesson(
+    lessonSlug,
   )) as VideoResource
 
   return {