MisskeyPlay (#9467)

* wip

* wip

* wip

* wip

* wip

* Update ui.ts

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* wip

* Update CHANGELOG.md

* wip

* wip

* wip

* wip

* :art:

* wip

* :v:

11 files changed, 642 insertions, 0 deletions

diff --git a/packages/backend/src/server/api/EndpointsModule.ts b/packages/backend/src/server/api/EndpointsModule.ts
index 32eff7f312..60beca4f47 100644
--- a/packages/backend/src/server/api/EndpointsModule.ts
+++ b/packages/backend/src/server/api/EndpointsModule.ts
@@ -266,6 +266,15 @@ import * as ep___pages_like from './endpoints/pages/like.js';
 import * as ep___pages_show from './endpoints/pages/show.js';
 import * as ep___pages_unlike from './endpoints/pages/unlike.js';
 import * as ep___pages_update from './endpoints/pages/update.js';
+import * as ep___flash_create from './endpoints/flash/create.js';
+import * as ep___flash_delete from './endpoints/flash/delete.js';
+import * as ep___flash_featured from './endpoints/flash/featured.js';
+import * as ep___flash_like from './endpoints/flash/like.js';
+import * as ep___flash_show from './endpoints/flash/show.js';
+import * as ep___flash_unlike from './endpoints/flash/unlike.js';
+import * as ep___flash_update from './endpoints/flash/update.js';
+import * as ep___flash_my from './endpoints/flash/my.js';
+import * as ep___flash_myLikes from './endpoints/flash/my-likes.js';
 import * as ep___ping from './endpoints/ping.js';
 import * as ep___pinnedUsers from './endpoints/pinned-users.js';
 import * as ep___promo_read from './endpoints/promo/read.js';
@@ -587,6 +596,15 @@ const $pages_like: Provider = { provide: 'ep:pages/like', useClass: ep___pages_l
 const $pages_show: Provider = { provide: 'ep:pages/show', useClass: ep___pages_show.default };
 const $pages_unlike: Provider = { provide: 'ep:pages/unlike', useClass: ep___pages_unlike.default };
 const $pages_update: Provider = { provide: 'ep:pages/update', useClass: ep___pages_update.default };
+const $flash_create: Provider = { provide: 'ep:flash/create', useClass: ep___flash_create.default };
+const $flash_delete: Provider = { provide: 'ep:flash/delete', useClass: ep___flash_delete.default };
+const $flash_featured: Provider = { provide: 'ep:flash/featured', useClass: ep___flash_featured.default };
+const $flash_like: Provider = { provide: 'ep:flash/like', useClass: ep___flash_like.default };
+const $flash_show: Provider = { provide: 'ep:flash/show', useClass: ep___flash_show.default };
+const $flash_unlike: Provider = { provide: 'ep:flash/unlike', useClass: ep___flash_unlike.default };
+const $flash_update: Provider = { provide: 'ep:flash/update', useClass: ep___flash_update.default };
+const $flash_my: Provider = { provide: 'ep:flash/my', useClass: ep___flash_my.default };
+const $flash_myLikes: Provider = { provide: 'ep:flash/my-likes', useClass: ep___flash_myLikes.default };
 const $ping: Provider = { provide: 'ep:ping', useClass: ep___ping.default };
 const $pinnedUsers: Provider = { provide: 'ep:pinned-users', useClass: ep___pinnedUsers.default };
 const $promo_read: Provider = { provide: 'ep:promo/read', useClass: ep___promo_read.default };
@@ -912,6 +930,15 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$pages_show,
 		$pages_unlike,
 		$pages_update,
+		$flash_create,
+		$flash_delete,
+		$flash_featured,
+		$flash_like,
+		$flash_show,
+		$flash_unlike,
+		$flash_update,
+		$flash_my,
+		$flash_myLikes,
 		$ping,
 		$pinnedUsers,
 		$promo_read,
@@ -1231,6 +1258,15 @@ const $retention: Provider = { provide: 'ep:retention', useClass: ep___retention
 		$pages_show,
 		$pages_unlike,
 		$pages_update,
+		$flash_create,
+		$flash_delete,
+		$flash_featured,
+		$flash_like,
+		$flash_show,
+		$flash_unlike,
+		$flash_update,
+		$flash_my,
+		$flash_myLikes,
 		$ping,
 		$pinnedUsers,
 		$promo_read,
diff --git a/packages/backend/src/server/api/endpoints.ts b/packages/backend/src/server/api/endpoints.ts
index 49dc3b224f..d4f8be5b85 100644
--- a/packages/backend/src/server/api/endpoints.ts
+++ b/packages/backend/src/server/api/endpoints.ts
@@ -265,6 +265,15 @@ import * as ep___pages_like from './endpoints/pages/like.js';
 import * as ep___pages_show from './endpoints/pages/show.js';
 import * as ep___pages_unlike from './endpoints/pages/unlike.js';
 import * as ep___pages_update from './endpoints/pages/update.js';
+import * as ep___flash_create from './endpoints/flash/create.js';
+import * as ep___flash_delete from './endpoints/flash/delete.js';
+import * as ep___flash_featured from './endpoints/flash/featured.js';
+import * as ep___flash_like from './endpoints/flash/like.js';
+import * as ep___flash_show from './endpoints/flash/show.js';
+import * as ep___flash_unlike from './endpoints/flash/unlike.js';
+import * as ep___flash_update from './endpoints/flash/update.js';
+import * as ep___flash_my from './endpoints/flash/my.js';
+import * as ep___flash_myLikes from './endpoints/flash/my-likes.js';
 import * as ep___ping from './endpoints/ping.js';
 import * as ep___pinnedUsers from './endpoints/pinned-users.js';
 import * as ep___promo_read from './endpoints/promo/read.js';
@@ -584,6 +593,15 @@ const eps = [
 	['pages/show', ep___pages_show],
 	['pages/unlike', ep___pages_unlike],
 	['pages/update', ep___pages_update],
+	['flash/create', ep___flash_create],
+	['flash/delete', ep___flash_delete],
+	['flash/featured', ep___flash_featured],
+	['flash/like', ep___flash_like],
+	['flash/show', ep___flash_show],
+	['flash/unlike', ep___flash_unlike],
+	['flash/update', ep___flash_update],
+	['flash/my', ep___flash_my],
+	['flash/my-likes', ep___flash_myLikes],
 	['ping', ep___ping],
 	['pinned-users', ep___pinnedUsers],
 	['promo/read', ep___promo_read],
diff --git a/packages/backend/src/server/api/endpoints/flash/create.ts b/packages/backend/src/server/api/endpoints/flash/create.ts
new file mode 100644
index 0000000000..a652047d98
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/create.ts
@@ -0,0 +1,66 @@
+import ms from 'ms';
+import { Inject, Injectable } from '@nestjs/common';
+import type { DriveFilesRepository, FlashsRepository, PagesRepository } from '@/models/index.js';
+import { IdService } from '@/core/IdService.js';
+import { Page } from '@/models/entities/Page.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { PageEntityService } from '@/core/entities/PageEntityService.js';
+import { DI } from '@/di-symbols.js';
+import { FlashEntityService } from '@/core/entities/FlashEntityService.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['flash'],
+
+	requireCredential: true,
+
+	kind: 'write:flash',
+
+	limit: {
+		duration: ms('1hour'),
+		max: 10,
+	},
+
+	errors: {
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		title: { type: 'string' },
+		summary: { type: 'string' },
+		script: { type: 'string' },
+		permissions: { type: 'array', items: {
+			type: 'string',
+		} },
+	},
+	required: ['title', 'summary', 'script', 'permissions'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		private flashEntityService: FlashEntityService,
+		private idService: IdService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const flash = await this.flashsRepository.insert({
+				id: this.idService.genId(),
+				userId: me.id,
+				createdAt: new Date(),
+				updatedAt: new Date(),
+				title: ps.title,
+				summary: ps.summary,
+				script: ps.script,
+				permissions: ps.permissions,
+			}).then(x => this.flashsRepository.findOneByOrFail(x.identifiers[0]));
+
+			return await this.flashEntityService.pack(flash);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/delete.ts b/packages/backend/src/server/api/endpoints/flash/delete.ts
new file mode 100644
index 0000000000..e94ede9f68
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/delete.ts
@@ -0,0 +1,56 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { FlashsRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['flashs'],
+
+	requireCredential: true,
+
+	kind: 'write:flash',
+
+	errors: {
+		noSuchFlash: {
+			message: 'No such flash.',
+			code: 'NO_SUCH_FLASH',
+			id: 'de1623ef-bbb3-4289-a71e-14cfa83d9740',
+		},
+
+		accessDenied: {
+			message: 'Access denied.',
+			code: 'ACCESS_DENIED',
+			id: '1036ad7b-9f92-4fff-89c3-0e50dc941704',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		flashId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['flashId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const flash = await this.flashsRepository.findOneBy({ id: ps.flashId });
+			if (flash == null) {
+				throw new ApiError(meta.errors.noSuchFlash);
+			}
+			if (flash.userId !== me.id) {
+				throw new ApiError(meta.errors.accessDenied);
+			}
+
+			await this.flashsRepository.delete(flash.id);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/featured.ts b/packages/backend/src/server/api/endpoints/flash/featured.ts
new file mode 100644
index 0000000000..570aef96d2
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/featured.ts
@@ -0,0 +1,48 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { FlashsRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { FlashEntityService } from '@/core/entities/FlashEntityService.js';
+import { DI } from '@/di-symbols.js';
+
+export const meta = {
+	tags: ['flash'],
+
+	requireCredential: false,
+
+	res: {
+		type: 'array',
+		optional: false, nullable: false,
+		items: {
+			type: 'object',
+			optional: false, nullable: false,
+			ref: 'Flash',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {},
+	required: [],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		private flashEntityService: FlashEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const query = this.flashsRepository.createQueryBuilder('flash')
+				.andWhere('flash.likedCount > 0')
+				.orderBy('flash.likedCount', 'DESC');
+
+			const flashs = await query.take(10).getMany();
+
+			return await this.flashEntityService.packMany(flashs, me);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/like.ts b/packages/backend/src/server/api/endpoints/flash/like.ts
new file mode 100644
index 0000000000..5581b8ec60
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/like.ts
@@ -0,0 +1,87 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { FlashsRepository, FlashLikesRepository } from '@/models/index.js';
+import { IdService } from '@/core/IdService.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['flash'],
+
+	requireCredential: true,
+
+	kind: 'write:flash-likes',
+
+	errors: {
+		noSuchFlash: {
+			message: 'No such flash.',
+			code: 'NO_SUCH_FLASH',
+			id: 'c07c1491-9161-4c5c-9d75-01906f911f73',
+		},
+
+		yourFlash: {
+			message: 'You cannot like your flash.',
+			code: 'YOUR_FLASH',
+			id: '3fd8a0e7-5955-4ba9-85bb-bf3e0c30e13b',
+		},
+
+		alreadyLiked: {
+			message: 'The flash has already been liked.',
+			code: 'ALREADY_LIKED',
+			id: '010065cf-ad43-40df-8067-abff9f4686e3',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		flashId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['flashId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		@Inject(DI.flashLikesRepository)
+		private flashLikesRepository: FlashLikesRepository,
+
+		private idService: IdService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const flash = await this.flashsRepository.findOneBy({ id: ps.flashId });
+			if (flash == null) {
+				throw new ApiError(meta.errors.noSuchFlash);
+			}
+
+			if (flash.userId === me.id) {
+				throw new ApiError(meta.errors.yourFlash);
+			}
+
+			// if already liked
+			const exist = await this.flashLikesRepository.findOneBy({
+				flashId: flash.id,
+				userId: me.id,
+			});
+
+			if (exist != null) {
+				throw new ApiError(meta.errors.alreadyLiked);
+			}
+
+			// Create like
+			await this.flashLikesRepository.insert({
+				id: this.idService.genId(),
+				createdAt: new Date(),
+				flashId: flash.id,
+				userId: me.id,
+			});
+
+			this.flashsRepository.increment({ id: flash.id }, 'likedCount', 1);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/my-likes.ts b/packages/backend/src/server/api/endpoints/flash/my-likes.ts
new file mode 100644
index 0000000000..f7716ea74a
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/my-likes.ts
@@ -0,0 +1,68 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import type { FlashLikesRepository } from '@/models/index.js';
+import { QueryService } from '@/core/QueryService.js';
+import { FlashLikeEntityService } from '@/core/entities/FlashLikeEntityService.js';
+import { DI } from '@/di-symbols.js';
+
+export const meta = {
+	tags: ['account', 'flash'],
+
+	requireCredential: true,
+
+	kind: 'read:flash-likes',
+
+	res: {
+		type: 'array',
+		optional: false, nullable: false,
+		items: {
+			type: 'object',
+			properties: {
+				id: {
+					type: 'string',
+					optional: false, nullable: false,
+					format: 'id',
+				},
+				flash: {
+					type: 'object',
+					optional: false, nullable: false,
+					ref: 'Flash',
+				},
+			},
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
+		sinceId: { type: 'string', format: 'misskey:id' },
+		untilId: { type: 'string', format: 'misskey:id' },
+	},
+	required: [],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashLikesRepository)
+		private flashLikesRepository: FlashLikesRepository,
+
+		private flashLikeEntityService: FlashLikeEntityService,
+		private queryService: QueryService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const query = this.queryService.makePaginationQuery(this.flashLikesRepository.createQueryBuilder('like'), ps.sinceId, ps.untilId)
+				.andWhere('like.userId = :meId', { meId: me.id })
+				.leftJoinAndSelect('like.flash', 'flash');
+
+			const likes = await query
+				.take(ps.limit)
+				.getMany();
+
+			return this.flashLikeEntityService.packMany(likes, me);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/my.ts b/packages/backend/src/server/api/endpoints/flash/my.ts
new file mode 100644
index 0000000000..baed7f000f
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/my.ts
@@ -0,0 +1,57 @@
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import type { FlashsRepository } from '@/models/index.js';
+import { QueryService } from '@/core/QueryService.js';
+import { FlashEntityService } from '@/core/entities/FlashEntityService.js';
+import { DI } from '@/di-symbols.js';
+
+export const meta = {
+	tags: ['account', 'flash'],
+
+	requireCredential: true,
+
+	kind: 'read:flash',
+
+	res: {
+		type: 'array',
+		optional: false, nullable: false,
+		items: {
+			type: 'object',
+			optional: false, nullable: false,
+			ref: 'Flash',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		limit: { type: 'integer', minimum: 1, maximum: 100, default: 10 },
+		sinceId: { type: 'string', format: 'misskey:id' },
+		untilId: { type: 'string', format: 'misskey:id' },
+	},
+	required: [],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		private flashEntityService: FlashEntityService,
+		private queryService: QueryService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const query = this.queryService.makePaginationQuery(this.flashsRepository.createQueryBuilder('flash'), ps.sinceId, ps.untilId)
+				.andWhere('flash.userId = :meId', { meId: me.id });
+
+			const flashs = await query
+				.take(ps.limit)
+				.getMany();
+
+			return await this.flashEntityService.packMany(flashs);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/show.ts b/packages/backend/src/server/api/endpoints/flash/show.ts
new file mode 100644
index 0000000000..48114c5a60
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/show.ts
@@ -0,0 +1,60 @@
+import { IsNull } from 'typeorm';
+import { Inject, Injectable } from '@nestjs/common';
+import type { UsersRepository, FlashsRepository } from '@/models/index.js';
+import type { Flash } from '@/models/entities/Flash.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { FlashEntityService } from '@/core/entities/FlashEntityService.js';
+import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['flashs'],
+
+	requireCredential: false,
+
+	res: {
+		type: 'object',
+		optional: false, nullable: false,
+		ref: 'Flash',
+	},
+
+	errors: {
+		noSuchFlash: {
+			message: 'No such flash.',
+			code: 'NO_SUCH_FLASH',
+			id: 'f0d34a1a-d29a-401d-90ba-1982122b5630',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		flashId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['flashId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.usersRepository)
+		private usersRepository: UsersRepository,
+
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		private flashEntityService: FlashEntityService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const flash = await this.flashsRepository.findOneBy({ id: ps.flashId });
+
+			if (flash == null) {
+				throw new ApiError(meta.errors.noSuchFlash);
+			}
+
+			return await this.flashEntityService.pack(flash, me);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/unlike.ts b/packages/backend/src/server/api/endpoints/flash/unlike.ts
new file mode 100644
index 0000000000..b994f5d347
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/unlike.ts
@@ -0,0 +1,68 @@
+import { Inject, Injectable } from '@nestjs/common';
+import type { FlashsRepository, FlashLikesRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['flash'],
+
+	requireCredential: true,
+
+	kind: 'write:flash-likes',
+
+	errors: {
+		noSuchFlash: {
+			message: 'No such flash.',
+			code: 'NO_SUCH_FLASH',
+			id: 'afe8424a-a69e-432d-a5f2-2f0740c62410',
+		},
+
+		notLiked: {
+			message: 'You have not liked that flash.',
+			code: 'NOT_LIKED',
+			id: '755f25a7-9871-4f65-9f34-51eaad9ae0ac',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		flashId: { type: 'string', format: 'misskey:id' },
+	},
+	required: ['flashId'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		@Inject(DI.flashLikesRepository)
+		private flashLikesRepository: FlashLikesRepository,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const flash = await this.flashsRepository.findOneBy({ id: ps.flashId });
+			if (flash == null) {
+				throw new ApiError(meta.errors.noSuchFlash);
+			}
+
+			const exist = await this.flashLikesRepository.findOneBy({
+				flashId: flash.id,
+				userId: me.id,
+			});
+
+			if (exist == null) {
+				throw new ApiError(meta.errors.notLiked);
+			}
+
+			// Delete like
+			await this.flashLikesRepository.delete(exist.id);
+
+			this.flashsRepository.decrement({ id: flash.id }, 'likedCount', 1);
+		});
+	}
+}
diff --git a/packages/backend/src/server/api/endpoints/flash/update.ts b/packages/backend/src/server/api/endpoints/flash/update.ts
new file mode 100644
index 0000000000..9ab17a61e8
--- /dev/null
+++ b/packages/backend/src/server/api/endpoints/flash/update.ts
@@ -0,0 +1,78 @@
+import ms from 'ms';
+import { Not } from 'typeorm';
+import { Inject, Injectable } from '@nestjs/common';
+import type { FlashsRepository, DriveFilesRepository } from '@/models/index.js';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { DI } from '@/di-symbols.js';
+import { ApiError } from '../../error.js';
+
+export const meta = {
+	tags: ['flash'],
+
+	requireCredential: true,
+
+	kind: 'write:flash',
+
+	limit: {
+		duration: ms('1hour'),
+		max: 300,
+	},
+
+	errors: {
+		noSuchFlash: {
+			message: 'No such flash.',
+			code: 'NO_SUCH_FLASH',
+			id: '611e13d2-309e-419a-a5e4-e0422da39b02',
+		},
+
+		accessDenied: {
+			message: 'Access denied.',
+			code: 'ACCESS_DENIED',
+			id: '08e60c88-5948-478e-a132-02ec701d67b2',
+		},
+	},
+} as const;
+
+export const paramDef = {
+	type: 'object',
+	properties: {
+		flashId: { type: 'string', format: 'misskey:id' },
+		title: { type: 'string' },
+		summary: { type: 'string' },
+		script: { type: 'string' },
+		permissions: { type: 'array', items: {
+			type: 'string',
+		} },
+	},
+	required: ['flashId', 'title', 'summary', 'script', 'permissions'],
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		@Inject(DI.flashsRepository)
+		private flashsRepository: FlashsRepository,
+
+		@Inject(DI.driveFilesRepository)
+		private driveFilesRepository: DriveFilesRepository,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const flash = await this.flashsRepository.findOneBy({ id: ps.flashId });
+			if (flash == null) {
+				throw new ApiError(meta.errors.noSuchFlash);
+			}
+			if (flash.userId !== me.id) {
+				throw new ApiError(meta.errors.accessDenied);
+			}
+
+			await this.flashsRepository.update(flash.id, {
+				updatedAt: new Date(),
+				title: ps.title,
+				summary: ps.summary,
+				script: ps.script,
+				permissions: ps.permissions,
+			});
+		});
+	}
+}