Merge pull request 'develop' (#1) from Sharkey/Sharkey:develop into develop

Reviewed-on: https://git.joinsharkey.org/morotesovtannu/Sharkey/pulls/1

8 files changed, 345 insertions, 49 deletions

diff --git a/packages/frontend/src/components/MkDonation.vue b/packages/frontend/src/components/MkDonation.vue
index a77ff42f94..92e4f14bbe 100644
--- a/packages/frontend/src/components/MkDonation.vue
+++ b/packages/frontend/src/components/MkDonation.vue
@@ -26,6 +26,16 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<MkLink target="_blank" url="https://ko-fi.com/transfem">{{ i18n.ts.learnMore }}</MkLink>
 			</div>
 		</div>
+		<div v-if="instance.donationUrl" :class="$style.text">
+			<I18n :src="i18n.ts.pleaseDonateInstance" tag="span">
+				<template #host>
+					{{ instance.name ?? host }}
+				</template>
+			</I18n>
+			<div style="margin-top: 0.2em;">
+				<MkLink target="_blank" :url="instance.donationUrl">{{ i18n.ts.learnMore }}</MkLink>
+			</div>
+		</div>
 		<div class="_buttons">
 			<MkButton @click="close">{{ i18n.ts.remindMeLater }}</MkButton>
 			<MkButton @click="neverShow">{{ i18n.ts.neverShow }}</MkButton>
diff --git a/packages/frontend/src/components/MkTokenGenerateWindow.vue b/packages/frontend/src/components/MkTokenGenerateWindow.vue
index d024e1e593..a42767e1b6 100644
--- a/packages/frontend/src/components/MkTokenGenerateWindow.vue
+++ b/packages/frontend/src/components/MkTokenGenerateWindow.vue
@@ -33,7 +33,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<MkButton inline @click="enableAll">{{ i18n.ts.enableAll }}</MkButton>
 			</div>
 			<div class="_gaps_s">
-				<MkSwitch v-for="kind in Object.keys(permissions)" :key="kind" v-model="permissions[kind]">{{ i18n.t(`_permissions.${kind}`) }}</MkSwitch>
+				<MkSwitch v-for="kind in Object.keys(permissionSwitches)" :key="kind" v-model="permissionSwitches[kind]">{{ i18n.t(`_permissions.${kind}`) }}</MkSwitch>
+			</div>
+			<div v-if="iAmAdmin" :class="$style.adminPermissions">
+				<div :class="$style.adminPermissionsHeader"><b>{{ i18n.ts.adminPermission }}</b></div>
+				<div class="_gaps_s">
+					<MkSwitch v-for="kind in Object.keys(permissionSwitchesForAdmin)" :key="kind" v-model="permissionSwitchesForAdmin[kind]">{{ i18n.t(`_permissions.${kind}`) }}</MkSwitch>
+				</div>
 			</div>
 		</div>
 	</MkSpacer>
@@ -49,6 +55,7 @@ import MkButton from './MkButton.vue';
 import MkInfo from './MkInfo.vue';
 import MkModalWindow from '@/components/MkModalWindow.vue';
 import { i18n } from '@/i18n.js';
+import { iAmAdmin } from '@/account.js';
 
 const props = withDefaults(defineProps<{
 	title?: string | null;
@@ -68,37 +75,76 @@ const emit = defineEmits<{
 }>();
 
 const defaultPermissions = Misskey.permissions.filter(p => !p.startsWith('read:admin') && !p.startsWith('write:admin'));
+const adminPermissions = Misskey.permissions.filter(p => p.startsWith('read:admin') || p.startsWith('write:admin'));
+
 const dialog = shallowRef<InstanceType<typeof MkModalWindow>>();
 const name = ref(props.initialName);
-const permissions = ref(<Record<(typeof Misskey.permissions)[number], boolean>>{});
+const permissionSwitches = ref(<Record<(typeof Misskey.permissions)[number], boolean>>{});
+const permissionSwitchesForAdmin = ref(<Record<(typeof Misskey.permissions)[number], boolean>>{});
 
 if (props.initialPermissions) {
 	for (const kind of props.initialPermissions) {
-		permissions.value[kind] = true;
+		permissionSwitches.value[kind] = true;
 	}
 } else {
 	for (const kind of defaultPermissions) {
-		permissions.value[kind] = false;
+		permissionSwitches.value[kind] = false;
+	}
+
+	if (iAmAdmin) {
+		for (const kind of adminPermissions) {
+			permissionSwitchesForAdmin.value[kind] = false;
+		}
 	}
 }
 
 function ok(): void {
 	emit('done', {
 		name: name.value,
-		permissions: Object.keys(permissions.value).filter(p => permissions.value[p]),
+		permissions: [
+			...Object.keys(permissionSwitches.value).filter(p => permissionSwitches.value[p]),
+			...(iAmAdmin ? Object.keys(permissionSwitchesForAdmin.value).filter(p => permissionSwitchesForAdmin.value[p]) : []),
+		],
 	});
 	dialog.value?.close();
 }
 
 function disableAll(): void {
-	for (const p in permissions.value) {
-		permissions.value[p] = false;
+	for (const p in permissionSwitches.value) {
+		permissionSwitches.value[p] = false;
+	}
+	if (iAmAdmin) {
+		for (const p in permissionSwitchesForAdmin.value) {
+			permissionSwitchesForAdmin.value[p] = false;
+		}
 	}
 }
 
 function enableAll(): void {
-	for (const p in permissions.value) {
-		permissions.value[p] = true;
+	for (const p in permissionSwitches.value) {
+		permissionSwitches.value[p] = true;
+	}
+	if (iAmAdmin) {
+		for (const p in permissionSwitchesForAdmin.value) {
+			permissionSwitchesForAdmin.value[p] = true;
+		}
 	}
 }
 </script>
+
+<style module lang="scss">
+.adminPermissions {
+	margin: 8px -6px 0;
+	padding: 24px 6px 6px;
+	border: 2px solid var(--error);
+	border-radius: calc(var(--radius) / 2);
+}
+
+.adminPermissionsHeader {
+	margin: -34px 0 6px 12px;
+	padding: 0 4px;
+	width: fit-content;
+	color: var(--error);
+	background: var(--panel);
+}
+</style>
diff --git a/packages/frontend/src/components/MkVisitorDashboard.vue b/packages/frontend/src/components/MkVisitorDashboard.vue
index 9f4fc00938..8f15fa93a6 100644
--- a/packages/frontend/src/components/MkVisitorDashboard.vue
+++ b/packages/frontend/src/components/MkVisitorDashboard.vue
@@ -123,7 +123,13 @@ function showMenu(ev) {
 		action: () => {
 			window.open(instance.privacyPolicyUrl, '_blank', 'noopener');
 		},
-	} : undefined, (!instance.impressumUrl && !instance.tosUrl && !instance.privacyPolicyUrl) ? undefined : { type: 'divider' }, {
+	} : undefined, (instance.donationUrl) ? {
+		text: i18n.ts.donation,
+		icon: 'ph-hand-coins ph-bold ph-lg',
+		action: () => {
+			window.open(instance.donationUrl, '_blank', 'noopener');
+		},
+	} : undefined, (!instance.impressumUrl && !instance.tosUrl && !instance.privacyPolicyUrl && !instance.donationUrl) ? undefined : { type: 'divider' }, {
 		text: i18n.ts.help,
 		icon: 'ph-question ph-bold ph-lg',
 		action: () => {
diff --git a/packages/frontend/src/pages/about.vue b/packages/frontend/src/pages/about.vue
index 8209515065..024f2dc746 100644
--- a/packages/frontend/src/pages/about.vue
+++ b/packages/frontend/src/pages/about.vue
@@ -57,6 +57,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 						</MkFolder>
 						<FormLink v-if="instance.tosUrl" :to="instance.tosUrl" external>{{ i18n.ts.termsOfService }}</FormLink>
 						<FormLink v-if="instance.privacyPolicyUrl" :to="instance.privacyPolicyUrl" external>{{ i18n.ts.privacyPolicy }}</FormLink>
+						<FormLink v-if="instance.donationUrl" :to="instance.donationUrl" external>{{ i18n.ts.donation }}</FormLink>
 					</div>
 				</div>
 			</FormSection>
diff --git a/packages/frontend/src/pages/admin/settings.vue b/packages/frontend/src/pages/admin/settings.vue
index d08bfac74a..f11d37ab23 100644
--- a/packages/frontend/src/pages/admin/settings.vue
+++ b/packages/frontend/src/pages/admin/settings.vue
@@ -40,6 +40,11 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<template #caption>{{ i18n.ts.impressumDescription }}</template>
 					</MkInput>
 
+					<MkInput v-model="donationUrl" type="url">
+						<template #label>{{ i18n.ts.donationUrl }}</template>
+						<template #prefix><i class="ph-link ph-bold ph-lg"></i></template>
+					</MkInput>
+
 					<MkTextarea v-model="pinnedUsers">
 						<template #label>{{ i18n.ts.pinnedUsers }}</template>
 						<template #caption>{{ i18n.ts.pinnedUsersDescription }}</template>
@@ -170,6 +175,7 @@ const description = ref<string | null>(null);
 const maintainerName = ref<string | null>(null);
 const maintainerEmail = ref<string | null>(null);
 const impressumUrl = ref<string | null>(null);
+const donationUrl = ref<string | null>(null);
 const pinnedUsers = ref<string>('');
 const cacheRemoteFiles = ref<boolean>(false);
 const cacheRemoteSensitiveFiles = ref<boolean>(false);
@@ -192,6 +198,7 @@ async function init(): Promise<void> {
 	maintainerName.value = meta.maintainerName;
 	maintainerEmail.value = meta.maintainerEmail;
 	impressumUrl.value = meta.impressumUrl;
+	donationUrl.value = meta.donationUrl;
 	pinnedUsers.value = meta.pinnedUsers.join('\n');
 	cacheRemoteFiles.value = meta.cacheRemoteFiles;
 	cacheRemoteSensitiveFiles.value = meta.cacheRemoteSensitiveFiles;
@@ -215,6 +222,7 @@ async function save(): void {
 		maintainerName: maintainerName.value,
 		maintainerEmail: maintainerEmail.value,
 		impressumUrl: impressumUrl.value,
+		donationUrl: donationUrl.value,
 		pinnedUsers: pinnedUsers.value.split('\n'),
 		cacheRemoteFiles: cacheRemoteFiles.value,
 		cacheRemoteSensitiveFiles: cacheRemoteSensitiveFiles.value,
diff --git a/packages/frontend/src/pages/drop-and-fusion.vue b/packages/frontend/src/pages/drop-and-fusion.vue
index b8d3d8bf04..974daf35e4 100644
--- a/packages/frontend/src/pages/drop-and-fusion.vue
+++ b/packages/frontend/src/pages/drop-and-fusion.vue
@@ -61,7 +61,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					</div>
 				</div>
 			</div>
-			<div ref="containerEl" :class="[$style.gameContainer, { [$style.gameOver]: gameOver }]" @contextmenu.stop.prevent @click.stop.prevent="onClick" @touchmove.stop.prevent="onTouchmove" @touchend="onTouchend" @mousemove="onMousemove">
+			<div ref="containerEl" :class="[$style.gameContainer, { [$style.gameOver]: isGameOver && !replaying }]" @contextmenu.stop.prevent @click.stop.prevent="onClick" @touchmove.stop.prevent="onTouchmove" @touchend="onTouchend" @mousemove="onMousemove">
 				<img v-if="defaultStore.state.darkMode" src="/client-assets/drop-and-fusion/frame-dark.svg" :class="$style.mainFrameImg"/>
 				<img v-else src="/client-assets/drop-and-fusion/frame-light.svg" :class="$style.mainFrameImg"/>
 				<canvas ref="canvasEl" :class="$style.canvas"/>
@@ -74,7 +74,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				>
 					<div v-show="combo > 1" :class="$style.combo" :style="{ fontSize: `${100 + ((comboPrev - 2) * 15)}%` }">{{ comboPrev }} Chain!</div>
 				</Transition>
-				<div :class="$style.dropperContainer" :style="{ left: dropperX + 'px' }">
+				<div v-if="!isGameOver && !replaying" :class="$style.dropperContainer" :style="{ left: dropperX + 'px' }">
 					<!--<img v-if="currentPick" src="/client-assets/drop-and-fusion/dropper.png" :class="$style.dropper" :style="{ left: dropperX + 'px' }"/>-->
 					<Transition
 						:enterActiveClass="$style.transition_picked_enterActive"
@@ -91,15 +91,29 @@ SPDX-License-Identifier: AGPL-3.0-only
 						<div :class="$style.dropGuide"/>
 					</template>
 				</div>
-				<div v-if="gameOver" :class="$style.gameOverLabel">
+				<div v-if="isGameOver && !replaying" :class="$style.gameOverLabel">
 					<div class="_gaps_s">
 						<img src="/client-assets/drop-and-fusion/gameover.png" style="width: 200px; max-width: 100%; display: block; margin: auto; margin-bottom: -5px;"/>
 						<div>SCORE: <MkNumber :value="score"/></div>
 						<div>MAX CHAIN: <MkNumber :value="maxCombo"/></div>
-						<div class="_buttonsCenter">
-							<MkButton primary rounded @click="restart">Restart</MkButton>
-							<MkButton primary rounded @click="share">Share</MkButton>
-						</div>
+					</div>
+				</div>
+				<div v-if="replaying" :class="$style.replayIndicator"><span :class="$style.replayIndicatorText"><i class="ti ti-player-play"></i> {{ i18n.ts.replaying }}</span></div>
+			</div>
+			<div v-if="replaying" style="display: flex;">
+				<div :class="$style.frame" style="flex: 1; margin-right: 10px;">
+					<div :class="$style.frameInner">
+						<MkButton @click="endReplay"><i class="ti ti-player-stop"></i> END REPLAY</MkButton>
+					</div>
+				</div>
+			</div>
+			<div v-if="isGameOver" :class="$style.frame">
+				<div :class="$style.frameInner">
+					<div class="_buttonsCenter">
+						<MkButton primary rounded @click="end">{{ i18n.ts.done }}</MkButton>
+						<MkButton primary rounded @click="replay">{{ i18n.ts.showReplay }}</MkButton>
+						<MkButton primary rounded @click="share">{{ i18n.ts.share }}</MkButton>
+						<MkButton rounded @click="exportLog">Copy replay data</MkButton>
 					</div>
 				</div>
 			</div>
@@ -139,7 +153,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</div>
 			<div :class="$style.frame">
 				<div :class="$style.frameInner">
-					<MkButton @click="restart">Restart</MkButton>
+					<MkButton danger @click="surrender">Retry</MkButton>
 				</div>
 			</div>
 		</div>
@@ -168,6 +182,7 @@ import { DropAndFusionGame, Mono } from '@/scripts/drop-and-fusion-engine.js';
 import * as sound from '@/scripts/sound.js';
 import MkRange from '@/components/MkRange.vue';
 import MkSwitch from '@/components/MkSwitch.vue';
+import copyToClipboard from '@/scripts/copy-to-clipboard.js';
 
 const NORMAL_BASE_SIZE = 30;
 const NORAML_MONOS: Mono[] = [{
@@ -401,6 +416,8 @@ const GAME_HEIGHT = 600;
 let viewScale = 1;
 let game: DropAndFusionGame;
 let containerElRect: DOMRect | null = null;
+let seed: string;
+let logs: ReturnType<DropAndFusionGame['getLogs']> | null = null;
 
 const containerEl = shallowRef<HTMLElement>();
 const canvasEl = shallowRef<HTMLCanvasElement>();
@@ -414,22 +431,25 @@ const comboPrev = ref(0);
 const maxCombo = ref(0);
 const dropReady = ref(true);
 const gameMode = ref<'normal' | 'square'>('normal');
-const gameOver = ref(false);
+const isGameOver = ref(false);
 const gameStarted = ref(false);
 const highScore = ref<number | null>(null);
 const showConfig = ref(false);
+const replaying = ref(false);
 const mute = ref(false);
 const bgmVolume = ref(defaultStore.state.dropAndFusion.bgmVolume);
 const sfxVolume = ref(defaultStore.state.dropAndFusion.sfxVolume);
 
 function onClick(ev: MouseEvent) {
 	if (!containerElRect) return;
+	if (replaying.value) return;
 	const x = (ev.clientX - containerElRect.left) / viewScale;
 	game.drop(x);
 }
 
 function onTouchend(ev: TouchEvent) {
 	if (!containerElRect) return;
+	if (replaying.value) return;
 	const x = (ev.changedTouches[0].clientX - containerElRect.left) / viewScale;
 	game.drop(x);
 }
@@ -454,9 +474,18 @@ function hold() {
 	game.hold();
 }
 
-function restart() {
+async function surrender() {
+	const { canceled } = await os.confirm({
+		type: 'warning',
+		text: i18n.ts.areYouSure,
+	});
+	if (canceled) return;
+	game.surrender();
+}
+
+function end() {
 	game.dispose();
-	gameOver.value = false;
+	isGameOver.value = false;
 	currentPick.value = null;
 	dropReady.value = true;
 	stock.value = [];
@@ -467,6 +496,45 @@ function restart() {
 	gameStarted.value = false;
 }
 
+function replay() {
+	replaying.value = true;
+	game.dispose();
+	game = new DropAndFusionGame({
+		width: GAME_WIDTH,
+		height: GAME_HEIGHT,
+		canvas: canvasEl.value!,
+		seed: seed,
+		sfxVolume: mute.value ? 0 : sfxVolume.value,
+		...(
+			gameMode.value === 'normal' ? {
+				monoDefinitions: NORAML_MONOS,
+			} : {
+				monoDefinitions: SQUARE_MONOS,
+			}
+		),
+	});
+	attachGameEvents();
+	os.promiseDialog(game.load(), async () => {
+		game.start(logs!);
+	});
+}
+
+function endReplay() {
+	replaying.value = false;
+	game.dispose();
+}
+
+function exportLog() {
+	if (!logs) return;
+	const data = JSON.stringify({
+		seed: seed,
+		date: new Date().toISOString(),
+		logs: logs,
+	});
+	copyToClipboard(data);
+	os.success();
+}
+
 function attachGameEvents() {
 	game.addListener('changeScore', value => {
 		score.value = value;
@@ -492,9 +560,11 @@ function attachGameEvents() {
 	});
 
 	game.addListener('dropped', () => {
+		if (replaying.value) return;
+
 		dropReady.value = false;
 		window.setTimeout(() => {
-			if (!gameOver.value) {
+			if (!isGameOver.value) {
 				dropReady.value = true;
 			}
 		}, game.DROP_INTERVAL);
@@ -511,6 +581,8 @@ function attachGameEvents() {
 	});
 
 	game.addListener('monoAdded', (mono) => {
+		if (replaying.value) return;
+
 		// 実績関連
 		if (mono.level === 10) {
 			claimAchievement('bubbleGameExplodingHead');
@@ -523,9 +595,15 @@ function attachGameEvents() {
 	});
 
 	game.addListener('gameOver', () => {
+		if (replaying.value) {
+			endReplay();
+			return;
+		}
+
+		logs = game.getLogs();
 		currentPick.value = null;
 		dropReady.value = false;
-		gameOver.value = true;
+		isGameOver.value = true;
 
 		if (score.value > (highScore.value ?? 0)) {
 			highScore.value = score.value;
@@ -551,10 +629,13 @@ async function start() {
 		highScore.value = null;
 	}
 
+	seed = Date.now().toString();
+
 	game = new DropAndFusionGame({
 		width: GAME_WIDTH,
 		height: GAME_HEIGHT,
 		canvas: canvasEl.value!,
+		seed: seed,
 		sfxVolume: mute.value ? 0 : sfxVolume.value,
 		...(
 			gameMode.value === 'normal' ? {
@@ -690,7 +771,7 @@ useInterval(() => {
 }, 1000, { immediate: false, afterMounted: true });
 
 onDeactivated(() => {
-	restart();
+	end();
 });
 
 definePageMetadata({
@@ -922,6 +1003,28 @@ definePageMetadata({
 	}
 }
 
+.replayIndicator {
+	position: absolute;
+	z-index: 10;
+	left: 10px;
+	bottom: 10px;
+	padding: 6px 8px;
+	color: #f00;
+	background: #0008;
+	border-radius: 6px;
+	pointer-events: none;
+}
+
+.replayIndicatorText {
+	animation: replayIndicator-blink 2s infinite;
+}
+
+@keyframes replayIndicator-blink {
+	0% { opacity: 1; }
+	50% { opacity: 0; }
+	100% { opacity: 1; }
+}
+
 @keyframes currentMonoArrow {
 	0% { transform: translateY(0); }
 	25% { transform: translateY(-8px); }
diff --git a/packages/frontend/src/scripts/drop-and-fusion-engine.ts b/packages/frontend/src/scripts/drop-and-fusion-engine.ts
index f71f3a668e..16fe87d97a 100644
--- a/packages/frontend/src/scripts/drop-and-fusion-engine.ts
+++ b/packages/frontend/src/scripts/drop-and-fusion-engine.ts
@@ -5,6 +5,7 @@
 
 import { EventEmitter } from 'eventemitter3';
 import * as Matter from 'matter-js';
+import seedrandom from 'seedrandom';
 import * as sound from '@/scripts/sound.js';
 
 export type Mono = {
@@ -20,6 +21,18 @@ export type Mono = {
 	spriteScale: number;
 };
 
+type Log = {
+	frame: number;
+	operation: 'drop';
+	x: number;
+} | {
+	frame: number;
+	operation: 'hold';
+} | {
+	frame: number;
+	operation: 'surrender';
+};
+
 export class DropAndFusionGame extends EventEmitter<{
 	changeScore: (newScore: number) => void;
 	changeCombo: (newCombo: number) => void;
@@ -35,18 +48,23 @@ export class DropAndFusionGame extends EventEmitter<{
 	public readonly DROP_INTERVAL = 500;
 	public readonly PLAYAREA_MARGIN = 25;
 	private STOCK_MAX = 4;
+	private TICK_DELTA = 1000 / 60; // 60fps
 	private loaded = false;
+	private frame = 0;
 	private engine: Matter.Engine;
 	private render: Matter.Render;
-	private runner: Matter.Runner;
+	private tickRaf: ReturnType<typeof requestAnimationFrame> | null = null;
+	private tickCallbackQueue: { frame: number; callback: () => void; }[] = [];
 	private overflowCollider: Matter.Body;
 	private isGameOver = false;
-
 	private gameWidth: number;
 	private gameHeight: number;
 	private monoDefinitions: Mono[] = [];
 	private monoTextures: Record<string, Blob> = {};
 	private monoTextureUrls: Record<string, string> = {};
+	private rng: () => number;
+	private logs: Log[] = [];
+	private replaying = false;
 
 	private sfxVolume = 1;
 
@@ -87,13 +105,17 @@ export class DropAndFusionGame extends EventEmitter<{
 		width: number;
 		height: number;
 		monoDefinitions: Mono[];
+		seed: string;
 		sfxVolume?: number;
 	}) {
 		super();
 
+		this.tick = this.tick.bind(this);
+
 		this.gameWidth = opts.width;
 		this.gameHeight = opts.height;
 		this.monoDefinitions = opts.monoDefinitions;
+		this.rng = seedrandom(opts.seed);
 
 		if (opts.sfxVolume) {
 			this.sfxVolume = opts.sfxVolume;
@@ -129,9 +151,6 @@ export class DropAndFusionGame extends EventEmitter<{
 
 		Matter.Render.run(this.render);
 
-		this.runner = Matter.Runner.create();
-		Matter.Runner.run(this.runner, this.engine);
-
 		this.engine.world.bodies = [];
 
 		//#region walls
@@ -223,9 +242,12 @@ export class DropAndFusionGame extends EventEmitter<{
 			Matter.Composite.add(this.engine.world, body);
 
 			// 連鎖してfusionした場合の分かりやすさのため少し間を置いてからfusion対象になるようにする
-			window.setTimeout(() => {
-				this.activeBodyIds.push(body.id);
-			}, 100);
+			this.tickCallbackQueue.push({
+				frame: this.frame + 6,
+				callback: () => {
+					this.activeBodyIds.push(body.id);
+				},
+			});
 
 			const comboBonus = 1 + ((this.combo - 1) / 5);
 			const additionalScore = Math.round(currentMono.score * comboBonus);
@@ -244,7 +266,7 @@ export class DropAndFusionGame extends EventEmitter<{
 		} else {
 			//const VELOCITY = 30;
 			//for (let i = 0; i < 10; i++) {
-			//	const body = createBody(FRUITS.find(x => x.level === (1 + Math.floor(Math.random() * 3)))!, x + ((Math.random() * VELOCITY) - (VELOCITY / 2)), y + ((Math.random() * VELOCITY) - (VELOCITY / 2)));
+			//	const body = createBody(FRUITS.find(x => x.level === (1 + Math.floor(this.rng() * 3)))!, x + ((this.rng() * VELOCITY) - (VELOCITY / 2)), y + ((this.rng() * VELOCITY) - (VELOCITY / 2)));
 			//	Matter.Composite.add(world, body);
 			//	bodies.push(body);
 			//}
@@ -255,10 +277,25 @@ export class DropAndFusionGame extends EventEmitter<{
 		}
 	}
 
+	public surrender() {
+		this.logs.push({
+			frame: this.frame,
+			operation: 'surrender',
+		});
+
+		this.gameOver();
+	}
+
 	private gameOver() {
 		this.isGameOver = true;
-		Matter.Runner.stop(this.runner);
+		if (this.tickRaf) window.cancelAnimationFrame(this.tickRaf);
+		this.tickRaf = null;
 		this.emit('gameOver');
+
+		// TODO: 効果音再生はコンポーネント側の責務なので移動する
+		sound.playUrl('/client-assets/drop-and-fusion/gameover.mp3', {
+			volume: this.sfxVolume,
+		});
 	}
 
 	/** テクスチャをすべてキャッシュする */
@@ -292,13 +329,14 @@ export class DropAndFusionGame extends EventEmitter<{
 		return Promise.all(this.monoDefinitions.map(x => loadSingleMonoTexture(x, this)));
 	}
 
-	public start() {
+	public start(logs?: Log[]) {
 		if (!this.loaded) throw new Error('game is not loaded yet');
+		if (logs) this.replaying = true;
 
 		for (let i = 0; i < this.STOCK_MAX; i++) {
 			this.stock.push({
-				id: Math.random().toString(),
-				mono: this.monoDefinitions.filter(x => x.dropCandidate)[Math.floor(Math.random() * this.monoDefinitions.filter(x => x.dropCandidate).length)],
+				id: this.rng().toString(),
+				mono: this.monoDefinitions.filter(x => x.dropCandidate)[Math.floor(this.rng() * this.monoDefinitions.filter(x => x.dropCandidate).length)],
 			});
 		}
 		this.emit('changeStock', this.stock);
@@ -327,10 +365,13 @@ export class DropAndFusionGame extends EventEmitter<{
 						this.fusion(bodyA, bodyB);
 					} else {
 						fusionReservedPairs.push({ bodyA, bodyB });
-						window.setTimeout(() => {
-							fusionReservedPairs = fusionReservedPairs.filter(x => x.bodyA.id !== bodyA.id && x.bodyB.id !== bodyB.id);
-							this.fusion(bodyA, bodyB);
-						}, 100);
+						this.tickCallbackQueue.push({
+							frame: this.frame + 6,
+							callback: () => {
+								fusionReservedPairs = fusionReservedPairs.filter(x => x.bodyA.id !== bodyA.id && x.bodyB.id !== bodyB.id);
+								this.fusion(bodyA, bodyB);
+							},
+						});
 					}
 				} else {
 					const energy = pairs.collision.depth;
@@ -354,6 +395,69 @@ export class DropAndFusionGame extends EventEmitter<{
 				this.combo = 0;
 			}
 		}, 500);
+
+		if (logs) {
+			const playTick = () => {
+				this.frame++;
+				const log = logs.find(x => x.frame === this.frame - 1);
+				if (log) {
+					switch (log.operation) {
+						case 'drop': {
+							this.drop(log.x);
+							break;
+						}
+						case 'hold': {
+							this.hold();
+							break;
+						}
+						case 'surrender': {
+							this.surrender();
+							break;
+						}
+						default:
+							break;
+					}
+				}
+				this.tickCallbackQueue = this.tickCallbackQueue.filter(x => {
+					if (x.frame === this.frame) {
+						x.callback();
+						return false;
+					} else {
+						return true;
+					}
+				});
+
+				Matter.Engine.update(this.engine, this.TICK_DELTA);
+
+				if (!this.isGameOver) {
+					this.tickRaf = window.requestAnimationFrame(playTick);
+				}
+			};
+
+			playTick();
+		} else {
+			this.tick();
+		}
+	}
+
+	public getLogs() {
+		return this.logs;
+	}
+
+	private tick() {
+		this.frame++;
+		this.tickCallbackQueue = this.tickCallbackQueue.filter(x => {
+			if (x.frame === this.frame) {
+				x.callback();
+				return false;
+			} else {
+				return true;
+			}
+		});
+		Matter.Engine.update(this.engine, this.TICK_DELTA);
+		if (!this.isGameOver) {
+			this.tickRaf = window.requestAnimationFrame(this.tick);
+		}
 	}
 
 	public async load() {
@@ -387,17 +491,23 @@ export class DropAndFusionGame extends EventEmitter<{
 
 	public drop(_x: number) {
 		if (this.isGameOver) return;
-		if (Date.now() - this.latestDroppedAt < this.DROP_INTERVAL) return;
+		if (!this.replaying && (Date.now() - this.latestDroppedAt < this.DROP_INTERVAL)) return;
 
 		const head = this.stock.shift()!;
 		this.stock.push({
-			id: Math.random().toString(),
-			mono: this.monoDefinitions.filter(x => x.dropCandidate)[Math.floor(Math.random() * this.monoDefinitions.filter(x => x.dropCandidate).length)],
+			id: this.rng().toString(),
+			mono: this.monoDefinitions.filter(x => x.dropCandidate)[Math.floor(this.rng() * this.monoDefinitions.filter(x => x.dropCandidate).length)],
 		});
 		this.emit('changeStock', this.stock);
 
-		const x = Math.min(this.gameWidth - this.PLAYAREA_MARGIN - (head.mono.size / 2), Math.max(this.PLAYAREA_MARGIN + (head.mono.size / 2), _x));
+		const inputX = Math.round(_x);
+		const x = Math.min(this.gameWidth - this.PLAYAREA_MARGIN - (head.mono.size / 2), Math.max(this.PLAYAREA_MARGIN + (head.mono.size / 2), inputX));
 		const body = this.createBody(head.mono, x, 50 + head.mono.size / 2);
+		this.logs.push({
+			frame: this.frame,
+			operation: 'drop',
+			x: inputX,
+		});
 		Matter.Composite.add(this.engine.world, body);
 		this.activeBodyIds.push(body.id);
 		this.latestDroppedBodyId = body.id;
@@ -416,6 +526,11 @@ export class DropAndFusionGame extends EventEmitter<{
 	public hold() {
 		if (this.isGameOver) return;
 
+		this.logs.push({
+			frame: this.frame,
+			operation: 'hold',
+		});
+
 		if (this.holding) {
 			const head = this.stock.shift()!;
 			this.stock.unshift(this.holding);
@@ -426,8 +541,8 @@ export class DropAndFusionGame extends EventEmitter<{
 			const head = this.stock.shift()!;
 			this.holding = head;
 			this.stock.push({
-				id: Math.random().toString(),
-				mono: this.monoDefinitions.filter(x => x.dropCandidate)[Math.floor(Math.random() * this.monoDefinitions.filter(x => x.dropCandidate).length)],
+				id: this.rng().toString(),
+				mono: this.monoDefinitions.filter(x => x.dropCandidate)[Math.floor(this.rng() * this.monoDefinitions.filter(x => x.dropCandidate).length)],
 			});
 			this.emit('changeHolding', this.holding);
 			this.emit('changeStock', this.stock);
@@ -440,8 +555,9 @@ export class DropAndFusionGame extends EventEmitter<{
 
 	public dispose() {
 		if (this.comboIntervalId) window.clearInterval(this.comboIntervalId);
+		if (this.tickRaf) window.cancelAnimationFrame(this.tickRaf);
+		this.tickRaf = null;
 		Matter.Render.stop(this.render);
-		Matter.Runner.stop(this.runner);
 		Matter.World.clear(this.engine.world, false);
 		Matter.Engine.clear(this.engine);
 	}
diff --git a/packages/frontend/src/ui/_common_/common.ts b/packages/frontend/src/ui/_common_/common.ts
index e7f24228b6..6e2f8b7e46 100644
--- a/packages/frontend/src/ui/_common_/common.ts
+++ b/packages/frontend/src/ui/_common_/common.ts
@@ -102,7 +102,13 @@ export function openInstanceMenu(ev: MouseEvent) {
 		action: () => {
 			window.open(instance.privacyPolicyUrl, '_blank', 'noopener');
 		},
-	} : undefined, (!instance.impressumUrl && !instance.tosUrl && !instance.privacyPolicyUrl) ? undefined : { type: 'divider' }, {
+	} : undefined, (instance.donationUrl) ? {
+		text: i18n.ts.donation,
+		icon: 'ph-hand-coins ph-bold ph-lg',
+		action: () => {
+			window.open(instance.donationUrl, '_blank', 'noopener');
+		},
+	} : undefined, (!instance.impressumUrl && !instance.tosUrl && !instance.privacyPolicyUrl && !instance.donationUrl) ? undefined : { type: 'divider' }, {
 		text: i18n.ts.help,
 		icon: 'ph-question ph-bold ph-lg',
 		action: () => {