はじまりの大地

server/core/models/application/application.ts

@@ -0,0 +1,84 @@
+import { getNodeABIVersion } from '@server/helpers/version.js'
+import memoizee from 'memoizee'
+import { AllowNull, Column, Default, DefaultScope, HasOne, IsInt, Table } from 'sequelize-typescript'
+import { AccountModel } from '../account/account.js'
+import { ActorImageModel } from '../actor/actor-image.js'
+import { SequelizeModel } from '../shared/index.js'
+
+export const getServerActor = memoizee(async function () {
+  const application = await ApplicationModel.load()
+  if (!application) throw Error('Could not load Application from database.')
+
+  const actor = application.Account.Actor
+  actor.Account = application.Account
+
+  const { avatars, banners } = await ActorImageModel.listActorImages(actor)
+  actor.Avatars = avatars
+  actor.Banners = banners
+
+  return actor
+}, { promise: true })
+
+@DefaultScope(() => ({
+  include: [
+    {
+      model: AccountModel,
+      required: true
+    }
+  ]
+}))
+@Table({
+  tableName: 'application',
+  timestamps: false
+})
+export class ApplicationModel extends SequelizeModel<ApplicationModel> {
+
+  @AllowNull(false)
+  @Default(0)
+  @IsInt
+  @Column
+  migrationVersion: number
+
+  @AllowNull(true)
+  @Column
+  latestPeerTubeVersion: string
+
+  @AllowNull(false)
+  @Column
+  nodeVersion: string
+
+  @AllowNull(false)
+  @Column
+  nodeABIVersion: number
+
+  @HasOne(() => AccountModel, {
+    foreignKey: {
+      allowNull: true
+    },
+    onDelete: 'cascade'
+  })
+  Account: Awaited<AccountModel>
+
+  static countTotal () {
+    return ApplicationModel.count()
+  }
+
+  static load () {
+    return ApplicationModel.findOne()
+  }
+
+  static async nodeABIChanged () {
+    const application = await this.load()
+
+    return application.nodeABIVersion !== getNodeABIVersion()
+  }
+
+  static async updateNodeVersions () {
+    const application = await this.load()
+
+    application.nodeABIVersion = getNodeABIVersion()
+    application.nodeVersion = process.version
+
+    await application.save()
+  }
+}