From 587e8db15e9c19b4c58406e3e4215d8bf87d8762 Mon Sep 17 00:00:00 2001
From: sct <sctsnipe@gmail.com>
Date: Sun, 17 Jan 2021 08:23:34 +0000
Subject: [PATCH] feat(frontend): add see more card to media sliders

---
 .../MediaSlider/ShowMoreCard/index.tsx        | 104 ++++++++++++++++
 src/components/MediaSlider/index.tsx          | 114 +++++++++++-------
 2 files changed, 177 insertions(+), 41 deletions(-)
 create mode 100644 src/components/MediaSlider/ShowMoreCard/index.tsx

diff --git a/src/components/MediaSlider/ShowMoreCard/index.tsx b/src/components/MediaSlider/ShowMoreCard/index.tsx
new file mode 100644
index 000000000..169675c03
--- /dev/null
+++ b/src/components/MediaSlider/ShowMoreCard/index.tsx
@@ -0,0 +1,104 @@
+import Link from 'next/link';
+import React, { useState } from 'react';
+import { defineMessages, useIntl } from 'react-intl';
+
+const messages = defineMessages({
+  seemore: 'See More',
+});
+
+interface ShowMoreCardProps {
+  url: string;
+  posters: (string | undefined)[];
+}
+
+const ShowMoreCard: React.FC<ShowMoreCardProps> = ({ url, posters }) => {
+  const intl = useIntl();
+  const [isHovered, setHovered] = useState(false);
+  return (
+    <Link href={url}>
+      <a
+        className={'w-36 sm:w-36 md:w-44'}
+        onMouseEnter={() => {
+          setHovered(true);
+        }}
+        onMouseLeave={() => setHovered(false)}
+        onKeyDown={(e) => {
+          if (e.key === 'Enter') {
+            setHovered(true);
+          }
+        }}
+        role="link"
+        tabIndex={0}
+      >
+        <div
+          className={`relative w-36 sm:w-36 md:w-44
+         rounded-lg text-white shadow-lg overflow-hidden transition ease-in-out duration-150 cursor-pointer transform-gpu ${
+           isHovered ? 'bg-gray-500 scale-105' : 'bg-gray-600 scale-100'
+         }`}
+        >
+          <div style={{ paddingBottom: '150%' }}>
+            <div className="absolute inset-0 flex flex-col items-center w-full h-full p-2">
+              <div className="relative z-10 flex flex-wrap items-center justify-center h-full opacity-30">
+                {posters[0] && (
+                  <div className="w-1/2 p-1">
+                    <img
+                      src={`//image.tmdb.org/t/p/w300_and_h450_face${posters[0]}`}
+                      alt=""
+                      className="w-full rounded-md"
+                    />
+                  </div>
+                )}
+                {posters[1] && (
+                  <div className="w-1/2 p-1">
+                    <img
+                      src={`//image.tmdb.org/t/p/w300_and_h450_face${posters[1]}`}
+                      alt=""
+                      className="w-full rounded-md"
+                    />
+                  </div>
+                )}
+                {posters[2] && (
+                  <div className="w-1/2 p-1">
+                    <img
+                      src={`//image.tmdb.org/t/p/w300_and_h450_face${posters[2]}`}
+                      alt=""
+                      className="w-full rounded-md"
+                    />
+                  </div>
+                )}
+                {posters[3] && (
+                  <div className="w-1/2 p-1">
+                    <img
+                      src={`//image.tmdb.org/t/p/w300_and_h450_face${posters[3]}`}
+                      alt=""
+                      className="w-full rounded-md"
+                    />
+                  </div>
+                )}
+              </div>
+              <div className="absolute inset-0 z-20 flex flex-col items-center justify-center text-white">
+                <svg
+                  className="w-14"
+                  fill="currentColor"
+                  viewBox="0 0 20 20"
+                  xmlns="http://www.w3.org/2000/svg"
+                >
+                  <path
+                    fillRule="evenodd"
+                    d="M10 18a8 8 0 100-16 8 8 0 000 16zm3.707-8.707l-3-3a1 1 0 00-1.414 1.414L10.586 9H7a1 1 0 100 2h3.586l-1.293 1.293a1 1 0 101.414 1.414l3-3a1 1 0 000-1.414z"
+                    clipRule="evenodd"
+                  />
+                </svg>
+                <div className="mt-2 font-extrabold">
+                  {intl.formatMessage(messages.seemore)}
+                </div>
+              </div>
+            </div>
+          </div>
+        </div>
+      </a>
+    </Link>
+  );
+};
+
+export default ShowMoreCard;
diff --git a/src/components/MediaSlider/index.tsx b/src/components/MediaSlider/index.tsx
index 6640f5863..5df3f490c 100644
--- a/src/components/MediaSlider/index.tsx
+++ b/src/components/MediaSlider/index.tsx
@@ -1,6 +1,6 @@
 import Link from 'next/link';
 import React, { useContext } from 'react';
-import useSWR from 'swr';
+import { useSWRInfinite } from 'swr';
 import type {
   MovieResult,
   PersonResult,
@@ -10,6 +10,7 @@ import { LanguageContext } from '../../context/LanguageContext';
 import PersonCard from '../PersonCard';
 import Slider from '../Slider';
 import TitleCard from '../TitleCard';
+import ShowMoreCard from './ShowMoreCard';
 
 interface MixedResult {
   page: number;
@@ -34,12 +35,80 @@ const MediaSlider: React.FC<MediaSliderProps> = ({
   hideWhenEmpty = false,
 }) => {
   const { locale } = useContext(LanguageContext);
-  const { data, error } = useSWR<MixedResult>(`${url}?language=${locale}`);
+  const { data, error } = useSWRInfinite<MixedResult>(
+    (pageIndex: number, previousPageData: MixedResult | null) => {
+      if (previousPageData && pageIndex + 1 > previousPageData.totalPages) {
+        return null;
+      }
 
-  if (hideWhenEmpty && (data?.results ?? []).length === 0) {
+      return `${url}?page=${pageIndex + 1}&language=${locale}`;
+    },
+    {
+      initialSize: 2,
+    }
+  );
+
+  if (hideWhenEmpty && (data?.[0].results ?? []).length === 0) {
     return null;
   }
 
+  const titles = (data ?? []).reduce(
+    (a, v) => [...a, ...v.results],
+    [] as (MovieResult | TvResult | PersonResult)[]
+  );
+
+  const finalTitles = titles.slice(0, 20).map((title) => {
+    switch (title.mediaType) {
+      case 'movie':
+        return (
+          <TitleCard
+            id={title.id}
+            image={title.posterPath}
+            status={title.mediaInfo?.status}
+            summary={title.overview}
+            title={title.title}
+            userScore={title.voteAverage}
+            year={title.releaseDate}
+            mediaType={title.mediaType}
+          />
+        );
+      case 'tv':
+        return (
+          <TitleCard
+            id={title.id}
+            image={title.posterPath}
+            status={title.mediaInfo?.status}
+            summary={title.overview}
+            title={title.name}
+            userScore={title.voteAverage}
+            year={title.firstAirDate}
+            mediaType={title.mediaType}
+          />
+        );
+      case 'person':
+        return (
+          <PersonCard
+            personId={title.id}
+            name={title.name}
+            profilePath={title.profilePath}
+          />
+        );
+    }
+  });
+
+  if (linkUrl && titles.length > 20) {
+    finalTitles.push(
+      <ShowMoreCard
+        url={linkUrl}
+        posters={titles
+          .slice(20, 24)
+          .map((title) =>
+            title.mediaType !== 'person' ? title.posterPath : undefined
+          )}
+      />
+    );
+  }
+
   return (
     <>
       <div className="mt-6 mb-4 md:flex md:items-center md:justify-between">
@@ -75,44 +144,7 @@ const MediaSlider: React.FC<MediaSliderProps> = ({
         sliderKey={sliderKey}
         isLoading={!data && !error}
         isEmpty={false}
-        items={data?.results.map((title) => {
-          switch (title.mediaType) {
-            case 'movie':
-              return (
-                <TitleCard
-                  id={title.id}
-                  image={title.posterPath}
-                  status={title.mediaInfo?.status}
-                  summary={title.overview}
-                  title={title.title}
-                  userScore={title.voteAverage}
-                  year={title.releaseDate}
-                  mediaType={title.mediaType}
-                />
-              );
-            case 'tv':
-              return (
-                <TitleCard
-                  id={title.id}
-                  image={title.posterPath}
-                  status={title.mediaInfo?.status}
-                  summary={title.overview}
-                  title={title.name}
-                  userScore={title.voteAverage}
-                  year={title.firstAirDate}
-                  mediaType={title.mediaType}
-                />
-              );
-            case 'person':
-              return (
-                <PersonCard
-                  personId={title.id}
-                  name={title.name}
-                  profilePath={title.profilePath}
-                />
-              );
-          }
-        })}
+        items={finalTitles}
       />
     </>
   );