From bf5be037799e4418b86676c1debe8f93fac39a95 Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.me>
Date: Fri, 23 Jan 2026 05:55:30 -0800
Subject: feat(List): Add media roulette

---
 src/lib/List/Anime/CleanAnimeList.svelte |  18 +-
 src/lib/List/Manga/CleanMangaList.svelte |  15 ++
 src/lib/List/MediaRoulette.svelte        | 294 +++++++++++++++++++++++++++++++
 3 files changed, 326 insertions(+), 1 deletion(-)
 create mode 100644 src/lib/List/MediaRoulette.svelte

(limited to 'src/lib/List')

diff --git a/src/lib/List/Anime/CleanAnimeList.svelte b/src/lib/List/Anime/CleanAnimeList.svelte
index b7b7a6cb..fef76c03 100644
--- a/src/lib/List/Anime/CleanAnimeList.svelte
+++ b/src/lib/List/Anime/CleanAnimeList.svelte
@@ -18,6 +18,7 @@
   import CleanList from '../CleanList.svelte';
   import stateBin from '$stores/stateBin';
   import localforage from 'localforage';
+  import MediaRoulette from '../MediaRoulette.svelte';
 
   export let media: Media[];
   export let title: any;
@@ -33,6 +34,7 @@
   export let dummy = false;
   export let disableFilter = false;
 
+  let showRoulette = false;
   let keyCacher: NodeJS.Timeout;
   let totalEpisodeDueCount = media
     .map((anime) => {
@@ -145,7 +147,17 @@
   {title}
   hideTime={dummy}
   hideCount={dummy}
-/>
+>
+  {#if $settings.displayMediaRoulette && !upcoming && !notYetReleased && filteredMedia.length > 0}
+    <button
+      class="small-button"
+      onclick={() => (showRoulette = true)}
+      title="Pick a random anime to watch"
+    >
+      Roulette
+    </button>
+  {/if}
+</ListTitle>
 
 {#if media.length === 0}
   No anime to display. <button onclick={() => (animeLists = cleanCache(user, $identity))}>
@@ -229,3 +241,7 @@
     </span>
   </CleanList>
 {/if}
+
+{#if showRoulette && !upcoming && !notYetReleased}
+  <MediaRoulette media={filteredMedia} type="anime" onClose={() => (showRoulette = false)} />
+{/if}
diff --git a/src/lib/List/Manga/CleanMangaList.svelte b/src/lib/List/Manga/CleanMangaList.svelte
index ecf7fa5a..c337a053 100644
--- a/src/lib/List/Manga/CleanMangaList.svelte
+++ b/src/lib/List/Manga/CleanMangaList.svelte
@@ -16,6 +16,7 @@
   import CleanList from '../CleanList.svelte';
   import stateBin from '$stores/stateBin';
   import localforage from 'localforage';
+  import MediaRoulette from '../MediaRoulette.svelte';
 
   export let media: Media[];
   export let cleanCache: () => void;
@@ -33,6 +34,7 @@
   export let dummy = false;
   export let disableFilter = false;
 
+  let showRoulette = false;
   let serviceStatusResponse: Promise<Response>;
   let totalEpisodeDueCount = media
     .map((manga) => {
@@ -96,6 +98,15 @@
         onclick={cleanCache}
         data-umami-event="Force Refresh Manga">Refresh</button
       >
+      {#if $settings.displayMediaRoulette && filteredMedia.length > 0}
+        <button
+          class="small-button"
+          onclick={() => (showRoulette = true)}
+          title="Pick a random manga to read"
+        >
+          Roulette
+        </button>
+      {/if}
     {/if}
   </ListTitle>
 {/if}
@@ -209,3 +220,7 @@
     </span>
   </CleanList>
 {/if}
+
+{#if showRoulette}
+  <MediaRoulette media={filteredMedia} type="manga" onClose={() => (showRoulette = false)} />
+{/if}
diff --git a/src/lib/List/MediaRoulette.svelte b/src/lib/List/MediaRoulette.svelte
new file mode 100644
index 00000000..e5b7ccba
--- /dev/null
+++ b/src/lib/List/MediaRoulette.svelte
@@ -0,0 +1,294 @@
+<script lang="ts">
+  import type { Media } from '$lib/Data/AniList/media';
+  import ParallaxImage from '$lib/Image/ParallaxImage.svelte';
+  import { outboundLink } from '$lib/Media/links';
+  import settings from '$stores/settings';
+  import { mediaTitle } from './mediaTitle';
+
+  export let media: Media[];
+  export let type: 'anime' | 'manga';
+  export let onClose: () => void;
+  export let spinDuration = 2;
+
+  let isSpinning = false;
+  let selectedIndex = 0;
+  let displayIndex = 0;
+  let spinTimeout: ReturnType<typeof setTimeout> | null = null;
+  let showResult = false;
+
+  const startRoulette = () => {
+    if (media.length === 0 || isSpinning) return;
+
+    isSpinning = true;
+    showResult = false;
+    selectedIndex = Math.floor(Math.random() * media.length);
+
+    const startTime = Date.now();
+    const durationMs = spinDuration * 1000;
+    const minSpeed = 50;
+    const maxSpeed = 350;
+    const slowdownStart = 0.8;
+
+    const spin = () => {
+      displayIndex = (displayIndex + 1) % media.length;
+
+      const elapsed = Date.now() - startTime;
+      const progress = Math.min(elapsed / durationMs, 1);
+      let speed = minSpeed;
+
+      if (progress > slowdownStart) {
+        const slowdownProgress = (progress - slowdownStart) / (1 - slowdownStart);
+
+        speed = minSpeed + slowdownProgress * (maxSpeed - minSpeed);
+      }
+
+      if (progress >= 1 && displayIndex === selectedIndex) {
+        spinTimeout = null;
+        isSpinning = false;
+        showResult = true;
+
+        return;
+      }
+
+      spinTimeout = setTimeout(spin, speed);
+    };
+
+    spinTimeout = setTimeout(spin, minSpeed);
+  };
+
+  const handleClose = () => {
+    if (spinTimeout) {
+      clearTimeout(spinTimeout);
+
+      spinTimeout = null;
+    }
+
+    isSpinning = false;
+    showResult = false;
+
+    onClose();
+  };
+
+  $: currentMedia = media[displayIndex];
+
+  const handleOverlayClick = (e: MouseEvent) => {
+    if (e.target === e.currentTarget) handleClose();
+  };
+</script>
+
+<svelte:window onkeydown={(e) => e.key === 'Escape' && handleClose()} />
+
+<div
+  class="roulette-overlay"
+  role="dialog"
+  aria-modal="true"
+  tabindex="-1"
+  onclick={handleOverlayClick}
+  onkeydown={() => {
+    /* */
+  }}
+>
+  <div class="roulette-container card">
+    <button class="close-button" onclick={handleClose} aria-label="Close roulette">&times;</button>
+
+    <h3 class="roulette-title">
+      {type === 'anime' ? 'Watch' : 'Read'} Roulette
+    </h3>
+
+    {#if media.length === 0}
+      <p>No media available for roulette.</p>
+    {:else}
+      <div class="roulette-display" class:spinning={isSpinning} class:result={showResult}>
+        {#if currentMedia}
+          <div class="media-card">
+            <div class="cover-wrapper">
+              <ParallaxImage
+                source={$settings.displayDataSaver
+                  ? currentMedia.coverImage.medium
+                  : currentMedia.coverImage.extraLarge}
+                alternativeText="Cover"
+                limit={5}
+                classList={`roulette-cover${
+                  currentMedia.isAdult && $settings.displayBlurAdultContent ? ' adult' : ''
+                }`}
+              />
+            </div>
+            <div class="media-info">
+              <span class="media-title-text">{mediaTitle(currentMedia)}</span>
+
+              {#if showResult}
+                <a
+                  href={outboundLink(currentMedia, type, $settings.displayOutboundLinksTo)}
+                  target="_blank"
+                  class="view-link"
+                >
+                  View on {$settings.displayOutboundLinksTo === 'anilist'
+                    ? 'AniList'
+                    : $settings.displayOutboundLinksTo === 'livechartme'
+                      ? 'LiveChart.me'
+                      : $settings.displayOutboundLinksTo === 'animeschedule'
+                        ? 'AnimeSchedule'
+                        : 'MyAnimeList'}
+                </a>
+              {/if}
+            </div>
+          </div>
+        {/if}
+      </div>
+
+      <div class="roulette-actions">
+        {#if !isSpinning && !showResult}
+          <button onclick={startRoulette}>Spin!</button>
+        {:else if showResult}
+          <button onclick={startRoulette}>Spin Again</button>
+        {:else}
+          <button disabled>Spinning ...</button>
+        {/if}
+      </div>
+    {/if}
+  </div>
+</div>
+
+<style>
+  .roulette-overlay {
+    position: fixed;
+    top: 0;
+    left: 0;
+    right: 0;
+    bottom: 0;
+    background: rgba(0, 0, 0, 0.6);
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    z-index: 100;
+    backdrop-filter: blur(3px);
+    -webkit-backdrop-filter: blur(3px);
+  }
+
+  .roulette-container {
+    max-width: 400px;
+    width: 90%;
+    position: relative;
+  }
+
+  .close-button {
+    position: absolute;
+    top: 0.5rem;
+    right: 0.5rem;
+    background: transparent;
+    box-shadow: none;
+    color: var(--base04);
+    font-size: 1.5rem;
+    padding: 0.25rem 0.5rem;
+    line-height: 1;
+  }
+
+  .close-button:hover {
+    background: transparent;
+    color: var(--base05);
+  }
+
+  .roulette-title {
+    text-align: center;
+    margin: 0 0 1rem;
+    font-size: 1.25rem;
+    color: var(--base05);
+  }
+
+  .roulette-display {
+    min-height: 280px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    margin-bottom: 1.5rem;
+  }
+
+  .roulette-display.spinning .media-card {
+    animation: pulse 0.15s ease-in-out infinite;
+  }
+
+  .roulette-display.result .media-card {
+    animation: celebrate 0.5s ease-out;
+  }
+
+  @keyframes pulse {
+    0%,
+    100% {
+      transform: scale(1);
+    }
+
+    50% {
+      transform: scale(1.02);
+    }
+  }
+
+  @keyframes celebrate {
+    0% {
+      transform: scale(1.1);
+    }
+
+    50% {
+      transform: scale(1.05);
+    }
+
+    100% {
+      transform: scale(1);
+    }
+  }
+
+  .media-card {
+    text-align: center;
+  }
+
+  .cover-wrapper {
+    width: 150px;
+    height: 220px;
+    margin: 0 auto 1rem;
+    border-radius: 8px;
+    overflow: hidden;
+    box-shadow: rgba(0, 0, 11, 0.1) 0px 7px 29px 0px;
+  }
+
+  .cover-wrapper :global(.roulette-cover) {
+    width: 100%;
+    height: 100%;
+    object-fit: cover;
+  }
+
+  .cover-wrapper :global(.adult) {
+    filter: blur(8px);
+  }
+
+  .media-info {
+    display: flex;
+    flex-direction: column;
+  }
+
+  .media-title-text {
+    font-weight: 500;
+    color: var(--base05);
+    font-size: 1rem;
+    max-width: 280px;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+    display: block;
+    margin: 0 auto;
+  }
+
+  .view-link {
+    color: var(--base0D);
+    text-decoration: none;
+    font-size: 0.875rem;
+  }
+
+  .view-link:hover {
+    color: var(--base0C);
+    text-decoration: underline;
+  }
+
+  .roulette-actions {
+    display: flex;
+    justify-content: center;
+  }
+</style>
-- 
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