From 470413b70405cd00ace4146f719487dcb5532ead Mon Sep 17 00:00:00 2001
From: Hongbo Wu <hongbo@omnivore.app>
Date: Sat, 8 Jun 2024 10:50:44 +0800
Subject: [PATCH] add basic highlights web UI

---
 packages/api/src/services/highlights.ts       |   5 +
 .../templates/navMenu/LibraryMenu.tsx         |   4 +-
 .../networking/queries/useGetHighlights.tsx   |  23 +--
 packages/web/pages/highlights.tsx             | 166 ++++++++++++++++++
 4 files changed, 186 insertions(+), 12 deletions(-)
 create mode 100644 packages/web/pages/highlights.tsx

diff --git a/packages/api/src/services/highlights.ts b/packages/api/src/services/highlights.ts
index 80a011589..327038aca 100644
--- a/packages/api/src/services/highlights.ts
+++ b/packages/api/src/services/highlights.ts
@@ -290,6 +290,11 @@ export const searchHighlights = async (
       const queryBuilder = tx
         .getRepository(Highlight)
         .createQueryBuilder('highlight')
+        .innerJoin(
+          'highlight.libraryItem',
+          'libraryItem',
+          'highlight.libraryItemId = libraryItem.id AND libraryItem.deletedAt IS NULL'
+        )
         .andWhere('highlight.userId = :userId', { userId })
         .orderBy('highlight.updatedAt', 'DESC')
         .take(limit)
diff --git a/packages/web/components/templates/navMenu/LibraryMenu.tsx b/packages/web/components/templates/navMenu/LibraryMenu.tsx
index e39923bca..d852a2087 100644
--- a/packages/web/components/templates/navMenu/LibraryMenu.tsx
+++ b/packages/web/components/templates/navMenu/LibraryMenu.tsx
@@ -210,10 +210,10 @@ const LibraryNav = (props: LibraryFilterMenuProps): JSX.Element => {
         filterTerm="in:library use:folders"
         icon={<LibraryIcon color={theme.colors.ctaBlue.toString()} />}
       />
-      <NavButton
+      <NavRedirectButton
         {...props}
         text="Highlights"
-        filterTerm="in:all has:highlights mode:highlights"
+        redirectLocation={'/highlights'}
         icon={<HighlightsIcon color={theme.colors.highlight.toString()} />}
       />
       <NavRedirectButton
diff --git a/packages/web/lib/networking/queries/useGetHighlights.tsx b/packages/web/lib/networking/queries/useGetHighlights.tsx
index 635426d5e..505bf4e28 100644
--- a/packages/web/lib/networking/queries/useGetHighlights.tsx
+++ b/packages/web/lib/networking/queries/useGetHighlights.tsx
@@ -5,11 +5,10 @@ import { gqlFetcher } from '../networkHelpers'
 import { PageInfo } from './useGetLibraryItemsQuery'
 
 interface HighlightsResponse {
-  highlightsData?: Array<HighlightsData>
-  highlightsError?: unknown
+  data?: Array<HighlightsData>
+  error?: unknown
   isLoading: boolean
   isValidating: boolean
-  error: boolean
   size: number
   setSize: (
     size: number | ((_size: number) => number)
@@ -19,7 +18,6 @@ interface HighlightsResponse {
 
 interface HighlightsVariables {
   first?: number
-  after?: string
   query?: string
 }
 
@@ -46,6 +44,11 @@ export const useGetHighlights = (
           edges {
             node {
               ...HighlightFields
+              libraryItem {
+                id
+                title
+                author
+              }
             }
             cursor
           }
@@ -67,12 +70,13 @@ export const useGetHighlights = (
   const getKey = (pageIndex: number, previousPageData: any) => {
     if (previousPageData && !previousPageData.highlights.edges) return null
 
-    if (pageIndex === 0) return `${query}_${variables.first}_${variables.query}`
+    if (pageIndex === 0) return '0'
 
-    return `${query}_${previousPageData.highlights.pageInfo.endCursor}_${variables.first}_${variables.query}`
+    return previousPageData.highlights.pageInfo.endCursor
   }
 
-  const fetcher = async () => gqlFetcher(query, variables, true)
+  const fetcher = async (cursor: string | null) =>
+    gqlFetcher(query, { ...variables, after: cursor }, true)
 
   const { data, error, isValidating, mutate, size, setSize } = useSWRInfinite(
     getKey,
@@ -99,10 +103,9 @@ export const useGetHighlights = (
 
   return {
     isValidating,
-    highlightsData: responsePages || undefined,
-    highlightsError: responseError,
+    data: responsePages || undefined,
+    error: responseError,
     isLoading: !error && !data,
-    error: !!error,
     size,
     setSize,
     mutate,
diff --git a/packages/web/pages/highlights.tsx b/packages/web/pages/highlights.tsx
new file mode 100644
index 000000000..3a4cbd551
--- /dev/null
+++ b/packages/web/pages/highlights.tsx
@@ -0,0 +1,166 @@
+import { useRouter } from 'next/router'
+import { useCallback, useMemo, useState } from 'react'
+import ReactMarkdown from 'react-markdown'
+import remarkGfm from 'remark-gfm'
+import { LabelChip } from '../components/elements/LabelChip'
+import { Box, HStack, VStack } from '../components/elements/LayoutPrimitives'
+import { EmptyHighlights } from '../components/templates/homeFeed/EmptyHighlights'
+import { LibraryFilterMenu } from '../components/templates/navMenu/LibraryMenu'
+import { useApplyLocalTheme } from '../lib/hooks/useApplyLocalTheme'
+import { useFetchMore } from '../lib/hooks/useFetchMoreScroll'
+import { Highlight } from '../lib/networking/fragments/highlightFragment'
+import { useGetHighlights } from '../lib/networking/queries/useGetHighlights'
+import { highlightColor } from '../lib/themeUpdater'
+
+const PAGE_SIZE = 10
+
+export default function HighlightsPage(): JSX.Element {
+  const router = useRouter()
+  const [showFilterMenu, setShowFilterMenu] = useState(false)
+  const [_, setShowAddLinkModal] = useState(false)
+
+  useApplyLocalTheme()
+
+  const { isLoading, isValidating, mutate, setSize, size, data, error } =
+    useGetHighlights({
+      first: PAGE_SIZE,
+    })
+
+  const hasMore = useMemo(() => {
+    if (!data) {
+      return false
+    }
+    return data[data.length - 1].highlights.pageInfo.hasNextPage
+  }, [data])
+
+  const handleFetchMore = useCallback(() => {
+    if (isLoading || !hasMore) {
+      return
+    }
+    setSize(size + 1)
+  }, [isLoading, hasMore, setSize, size])
+
+  useFetchMore(handleFetchMore)
+
+  const highlights = useMemo(() => {
+    if (!data) {
+      return []
+    }
+    return data.flatMap((res) => res.highlights.edges.map((edge) => edge.node))
+  }, [data])
+
+  if (!highlights.length) {
+    return (
+      <Box
+        css={{
+          width: '100%',
+          height: `100vh`,
+        }}
+      >
+        <EmptyHighlights />
+      </Box>
+    )
+  }
+
+  return (
+    <HStack>
+      <LibraryFilterMenu
+        setShowAddLinkModal={setShowAddLinkModal}
+        showFilterMenu={showFilterMenu}
+        setShowFilterMenu={setShowFilterMenu}
+        searchTerm={undefined}
+        applySearchQuery={(searchQuery: string) => {
+          router?.push(`/home?q=${searchQuery}`)
+        }}
+      />
+      <VStack
+        css={{
+          maxWidth: '70%',
+          padding: '20px',
+          margin: '30px 50px 0 0',
+        }}
+      >
+        {highlights.map((highlight) => {
+          return <HighlightCard key={highlight.id} highlight={highlight} />
+        })}
+      </VStack>
+    </HStack>
+  )
+}
+
+interface HighlightCardProps {
+  highlight: Highlight
+}
+
+function HighlightCard(props: HighlightCardProps): JSX.Element {
+  return (
+    <Box
+      css={{
+        width: '100%',
+        fontFamily: '$inter',
+        padding: '20px',
+        marginBottom: '20px',
+        bg: '$thBackground2',
+        borderRadius: '8px',
+      }}
+    >
+      <VStack
+        css={{
+          width: '100%',
+        }}
+      >
+        <Box
+          css={{
+            width: '30px',
+            height: '5px',
+            backgroundColor: highlightColor(props.highlight.color),
+            borderRadius: '2px',
+          }}
+        />
+        {props.highlight.quote && (
+          <ReactMarkdown remarkPlugins={[remarkGfm]}>
+            {props.highlight.quote}
+          </ReactMarkdown>
+        )}
+        {props.highlight.labels && (
+          <HStack
+            css={{
+              marginBottom: '10px',
+            }}
+          >
+            {props.highlight.labels.map((label) => {
+              return (
+                <LabelChip
+                  key={label.id}
+                  color={label.color}
+                  text={label.name}
+                />
+              )
+            })}
+          </HStack>
+        )}
+        <Box
+          css={{
+            color: '$thText',
+            fontSize: '12px',
+            lineHeight: '20px',
+            fontWeight: 300,
+            marginBottom: '10px',
+          }}
+        >
+          {props.highlight.libraryItem?.title}
+        </Box>
+        <Box
+          css={{
+            color: '$grayText',
+            fontSize: '12px',
+            lineHeight: '20px',
+            fontWeight: 300,
+          }}
+        >
+          {props.highlight.libraryItem?.author}
+        </Box>
+      </VStack>
+    </Box>
+  )
+}