{
  "version": 3,
  "sources": ["../../src/records/TLInstance.ts"],
  "sourcesContent": ["import {\n\tBaseRecord,\n\tcreateMigrationIds,\n\tcreateRecordMigrationSequence,\n\tcreateRecordType,\n\tRecordId,\n} from '@tldraw/store'\nimport { filterEntries, JsonObject } from '@tldraw/utils'\nimport { T } from '@tldraw/validate'\nimport { BoxModel, boxModelValidator } from '../misc/geometry-types'\nimport { idValidator } from '../misc/id-validator'\nimport { cursorValidator, TLCursor } from '../misc/TLCursor'\nimport { opacityValidator, TLOpacityType } from '../misc/TLOpacity'\nimport { scribbleValidator, TLScribble } from '../misc/TLScribble'\nimport { StyleProp } from '../styles/StyleProp'\nimport { pageIdValidator, TLPageId } from './TLPage'\nimport { TLShapeId } from './TLShape'\n\n/**\n * State that is particular to a single browser tab. The TLInstance record stores\n * all session-specific state including cursor position, selected tools, UI preferences,\n * and temporary interaction state.\n *\n * Each browser tab has exactly one TLInstance record that persists for the duration\n * of the session and tracks the user's current interaction state.\n *\n * @example\n * ```ts\n * const instance: TLInstance = {\n *   id: 'instance:instance',\n *   typeName: 'instance',\n *   currentPageId: 'page:page1',\n *   cursor: { type: 'default', rotation: 0 },\n *   screenBounds: { x: 0, y: 0, w: 1920, h: 1080 },\n *   isFocusMode: false,\n *   isGridMode: true\n * }\n * ```\n *\n * @public\n */\nexport interface TLInstance extends BaseRecord<'instance', TLInstanceId> {\n\tcurrentPageId: TLPageId\n\topacityForNextShape: TLOpacityType\n\tstylesForNextShape: Record<string, unknown>\n\tfollowingUserId: string | null\n\thighlightedUserIds: string[]\n\tbrush: BoxModel | null\n\tcursor: TLCursor\n\tscribbles: TLScribble[]\n\tisFocusMode: boolean\n\tisDebugMode: boolean\n\tisToolLocked: boolean\n\texportBackground: boolean\n\tscreenBounds: BoxModel\n\tinsets: boolean[]\n\tzoomBrush: BoxModel | null\n\tchatMessage: string\n\tisChatting: boolean\n\tisPenMode: boolean\n\tisGridMode: boolean\n\tisFocused: boolean\n\tdevicePixelRatio: number\n\t/**\n\t * This is whether the primary input mechanism includes a pointing device of limited accuracy,\n\t * such as a finger on a touchscreen.\n\t */\n\tisCoarsePointer: boolean\n\t/**\n\t * Will be null if the pointer doesn't support hovering (e.g. touch), but true or false\n\t * otherwise\n\t */\n\tisHoveringCanvas: boolean | null\n\topenMenus: string[]\n\tisChangingStyle: boolean\n\tisReadonly: boolean\n\tmeta: JsonObject\n\tduplicateProps: {\n\t\tshapeIds: TLShapeId[]\n\t\toffset: {\n\t\t\tx: number\n\t\t\ty: number\n\t\t}\n\t} | null\n\t/**\n\t * Whether the camera is currently moving or idle. Used to optimize rendering\n\t * and hit-testing during panning/zooming.\n\t */\n\tcameraState: 'idle' | 'moving'\n}\n\n/**\n * Configuration object defining which TLInstance properties should be preserved\n * when loading snapshots across browser sessions. Properties marked as `true`\n * represent user preferences that should persist, while `false` indicates\n * temporary state that should reset.\n *\n * @internal\n */\nexport const shouldKeyBePreservedBetweenSessions = {\n\t// This object defines keys that should be preserved across calls to loadSnapshot()\n\n\tid: false, // meta\n\ttypeName: false, // meta\n\n\tcurrentPageId: false, // does not preserve because who knows if the page still exists\n\topacityForNextShape: false, // does not preserve because it's a temporary state\n\tstylesForNextShape: false, // does not preserve because it's a temporary state\n\tfollowingUserId: false, // does not preserve because it's a temporary state\n\thighlightedUserIds: false, // does not preserve because it's a temporary state\n\tbrush: false, // does not preserve because it's a temporary state\n\tcursor: false, // does not preserve because it's a temporary state\n\tscribbles: false, // does not preserve because it's a temporary state\n\n\tisFocusMode: true, // preserves because it's a user preference\n\tisDebugMode: true, // preserves because it's a user preference\n\tisToolLocked: true, // preserves because it's a user preference\n\texportBackground: true, // preserves because it's a user preference\n\tscreenBounds: true, // preserves because it's capturing the user's screen state\n\tinsets: true, // preserves because it's capturing the user's screen state\n\n\tzoomBrush: false, // does not preserve because it's a temporary state\n\tchatMessage: false, // does not preserve because it's a temporary state\n\tisChatting: false, // does not preserve because it's a temporary state\n\tisPenMode: false, // does not preserve because it's a temporary state\n\n\tisGridMode: true, // preserves because it's a user preference\n\tisFocused: true, // preserves because obviously\n\tdevicePixelRatio: true, // preserves because it captures the user's screen state\n\tisCoarsePointer: true, // preserves because it captures the user's screen state\n\tisHoveringCanvas: false, // does not preserve because it's a temporary state\n\topenMenus: false, // does not preserve because it's a temporary state\n\tisChangingStyle: false, // does not preserve because it's a temporary state\n\tisReadonly: true, // preserves because it's a config option\n\tmeta: false, // does not preserve because who knows what's in there, leave it up to sdk users to save and reinstate\n\tduplicateProps: false, //\n\tcameraState: false, // does not preserve because it's a temporary state\n} as const satisfies { [K in keyof TLInstance]: boolean }\n\n/**\n * Extracts only the properties from a TLInstance that should be preserved\n * between browser sessions, filtering out temporary state.\n *\n * @param val - The TLInstance to filter, or null/undefined\n * @returns A partial TLInstance containing only preservable properties, or null\n *\n * @internal\n */\nexport function pluckPreservingValues(val?: TLInstance | null): null | Partial<TLInstance> {\n\treturn val\n\t\t? (filterEntries(val, (key) => {\n\t\t\t\treturn shouldKeyBePreservedBetweenSessions[key as keyof TLInstance]\n\t\t\t}) as Partial<TLInstance>)\n\t\t: null\n}\n\n/**\n * A unique identifier for TLInstance records.\n *\n * TLInstance IDs are always the constant 'instance:instance' since there\n * is exactly one instance record per browser tab.\n *\n * @public\n */\nexport type TLInstanceId = RecordId<TLInstance>\n\n/**\n * Validator for TLInstanceId values. Ensures the ID follows the correct\n * format for instance records.\n *\n * @example\n * ```ts\n * const isValid = instanceIdValidator.isValid('instance:instance') // true\n * const isValid2 = instanceIdValidator.isValid('invalid') // false\n * ```\n *\n * @public\n */\nexport const instanceIdValidator = idValidator<TLInstanceId>('instance')\n\n/**\n * Creates the record type definition for TLInstance records, including validation\n * and default properties. The function takes a map of available style properties\n * to configure validation for the stylesForNextShape field.\n *\n * @param stylesById - Map of style property IDs to their corresponding StyleProp definitions\n * @returns A configured RecordType for TLInstance records\n *\n * @example\n * ```ts\n * const stylesMap = new Map([['color', DefaultColorStyle]])\n * const InstanceRecordType = createInstanceRecordType(stylesMap)\n *\n * const instance = InstanceRecordType.create({\n *   id: 'instance:instance',\n *   currentPageId: 'page:page1'\n * })\n * ```\n *\n * @public\n */\nexport function createInstanceRecordType(stylesById: Map<string, StyleProp<unknown>>) {\n\tconst stylesForNextShapeValidators = {} as Record<string, T.Validator<unknown>>\n\tfor (const [id, style] of stylesById) {\n\t\tstylesForNextShapeValidators[id] = T.optional(style)\n\t}\n\n\tconst instanceTypeValidator: T.Validator<TLInstance> = T.model(\n\t\t'instance',\n\t\tT.object({\n\t\t\ttypeName: T.literal('instance'),\n\t\t\tid: idValidator<TLInstanceId>('instance'),\n\t\t\tcurrentPageId: pageIdValidator,\n\t\t\tfollowingUserId: T.string.nullable(),\n\t\t\tbrush: boxModelValidator.nullable(),\n\t\t\topacityForNextShape: opacityValidator,\n\t\t\tstylesForNextShape: T.object(stylesForNextShapeValidators),\n\t\t\tcursor: cursorValidator,\n\t\t\tscribbles: T.arrayOf(scribbleValidator),\n\t\t\tisFocusMode: T.boolean,\n\t\t\tisDebugMode: T.boolean,\n\t\t\tisToolLocked: T.boolean,\n\t\t\texportBackground: T.boolean,\n\t\t\tscreenBounds: boxModelValidator,\n\t\t\tinsets: T.arrayOf(T.boolean),\n\t\t\tzoomBrush: boxModelValidator.nullable(),\n\t\t\tisPenMode: T.boolean,\n\t\t\tisGridMode: T.boolean,\n\t\t\tchatMessage: T.string,\n\t\t\tisChatting: T.boolean,\n\t\t\thighlightedUserIds: T.arrayOf(T.string),\n\t\t\tisFocused: T.boolean,\n\t\t\tdevicePixelRatio: T.number,\n\t\t\tisCoarsePointer: T.boolean,\n\t\t\tisHoveringCanvas: T.boolean.nullable(),\n\t\t\topenMenus: T.arrayOf(T.string),\n\t\t\tisChangingStyle: T.boolean,\n\t\t\tisReadonly: T.boolean,\n\t\t\tmeta: T.jsonValue as T.ObjectValidator<JsonObject>,\n\t\t\tduplicateProps: T.object({\n\t\t\t\tshapeIds: T.arrayOf(idValidator<TLShapeId>('shape')),\n\t\t\t\toffset: T.object({\n\t\t\t\t\tx: T.number,\n\t\t\t\t\ty: T.number,\n\t\t\t\t}),\n\t\t\t}).nullable(),\n\t\t\tcameraState: T.literalEnum('idle', 'moving'),\n\t\t})\n\t)\n\n\treturn createRecordType<TLInstance>('instance', {\n\t\tvalidator: instanceTypeValidator,\n\t\tscope: 'session',\n\t\tephemeralKeys: {\n\t\t\tcurrentPageId: false,\n\t\t\tmeta: false,\n\n\t\t\tfollowingUserId: true,\n\t\t\topacityForNextShape: true,\n\t\t\tstylesForNextShape: true,\n\t\t\tbrush: true,\n\t\t\tcursor: true,\n\t\t\tscribbles: true,\n\t\t\tisFocusMode: true,\n\t\t\tisDebugMode: true,\n\t\t\tisToolLocked: true,\n\t\t\texportBackground: true,\n\t\t\tscreenBounds: true,\n\t\t\tinsets: true,\n\t\t\tzoomBrush: true,\n\t\t\tisPenMode: true,\n\t\t\tisGridMode: true,\n\t\t\tchatMessage: true,\n\t\t\tisChatting: true,\n\t\t\thighlightedUserIds: true,\n\t\t\tisFocused: true,\n\t\t\tdevicePixelRatio: true,\n\t\t\tisCoarsePointer: true,\n\t\t\tisHoveringCanvas: true,\n\t\t\topenMenus: true,\n\t\t\tisChangingStyle: true,\n\t\t\tisReadonly: true,\n\t\t\tduplicateProps: true,\n\t\t\tcameraState: true,\n\t\t},\n\t}).withDefaultProperties(\n\t\t(): Omit<TLInstance, 'typeName' | 'id' | 'currentPageId'> => ({\n\t\t\tfollowingUserId: null,\n\t\t\topacityForNextShape: 1,\n\t\t\tstylesForNextShape: {},\n\t\t\tbrush: null,\n\t\t\tscribbles: [],\n\t\t\tcursor: {\n\t\t\t\ttype: 'default',\n\t\t\t\trotation: 0,\n\t\t\t},\n\t\t\tisFocusMode: false,\n\t\t\texportBackground: false,\n\t\t\tisDebugMode: false,\n\t\t\tisToolLocked: false,\n\t\t\tscreenBounds: { x: 0, y: 0, w: 1080, h: 720 },\n\t\t\tinsets: [false, false, false, false],\n\t\t\tzoomBrush: null,\n\t\t\tisGridMode: false,\n\t\t\tisPenMode: false,\n\t\t\tchatMessage: '',\n\t\t\tisChatting: false,\n\t\t\thighlightedUserIds: [],\n\t\t\tisFocused: false,\n\t\t\tdevicePixelRatio: typeof window === 'undefined' ? 1 : window.devicePixelRatio,\n\t\t\tisCoarsePointer: false,\n\t\t\tisHoveringCanvas: null,\n\t\t\topenMenus: [] as string[],\n\t\t\tisChangingStyle: false,\n\t\t\tisReadonly: false,\n\t\t\tmeta: {},\n\t\t\tduplicateProps: null,\n\t\t\tcameraState: 'idle',\n\t\t})\n\t)\n}\n\n/**\n * Migration version identifiers for TLInstance records. Each version represents\n * a schema change that requires data transformation when loading older documents.\n *\n * The versions track the evolution of the instance record structure over time,\n * enabling backward and forward compatibility.\n *\n * @public\n */\nexport const instanceVersions = createMigrationIds('com.tldraw.instance', {\n\tAddTransparentExportBgs: 1,\n\tRemoveDialog: 2,\n\tAddToolLockMode: 3,\n\tRemoveExtraPropsForNextShape: 4,\n\tAddLabelColor: 5,\n\tAddFollowingUserId: 6,\n\tRemoveAlignJustify: 7,\n\tAddZoom: 8,\n\tAddVerticalAlign: 9,\n\tAddScribbleDelay: 10,\n\tRemoveUserId: 11,\n\tAddIsPenModeAndIsGridMode: 12,\n\tHoistOpacity: 13,\n\tAddChat: 14,\n\tAddHighlightedUserIds: 15,\n\tReplacePropsForNextShapeWithStylesForNextShape: 16,\n\tAddMeta: 17,\n\tRemoveCursorColor: 18,\n\tAddLonelyProperties: 19,\n\tReadOnlyReadonly: 20,\n\tAddHoveringCanvas: 21,\n\tAddScribbles: 22,\n\tAddInset: 23,\n\tAddDuplicateProps: 24,\n\tRemoveCanMoveCamera: 25,\n\tAddCameraState: 26,\n} as const)\n\n// TODO: rewrite these to use mutation\n\n/**\n * Migration sequence for TLInstance records. Defines how to transform instance\n * records between different schema versions, ensuring data compatibility when\n * loading documents created with different versions of tldraw.\n *\n * Each migration includes an 'up' function to migrate forward and optionally\n * a 'down' function for reverse migration.\n *\n * @example\n * ```ts\n * // Migrations are applied automatically when loading documents\n * const migratedInstance = instanceMigrations.migrate(oldInstance, targetVersion)\n * ```\n *\n * @public\n */\nexport const instanceMigrations = createRecordMigrationSequence({\n\tsequenceId: 'com.tldraw.instance',\n\trecordType: 'instance',\n\tsequence: [\n\t\t{\n\t\t\tid: instanceVersions.AddTransparentExportBgs,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, exportBackground: true }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.RemoveDialog,\n\t\t\tup: ({ dialog: _, ...instance }: any) => {\n\t\t\t\treturn instance\n\t\t\t},\n\t\t},\n\n\t\t{\n\t\t\tid: instanceVersions.AddToolLockMode,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, isToolLocked: false }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.RemoveExtraPropsForNextShape,\n\t\t\tup: ({ propsForNextShape, ...instance }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...instance,\n\t\t\t\t\tpropsForNextShape: Object.fromEntries(\n\t\t\t\t\t\tObject.entries(propsForNextShape).filter(([key]) =>\n\t\t\t\t\t\t\t[\n\t\t\t\t\t\t\t\t'color',\n\t\t\t\t\t\t\t\t'labelColor',\n\t\t\t\t\t\t\t\t'dash',\n\t\t\t\t\t\t\t\t'fill',\n\t\t\t\t\t\t\t\t'size',\n\t\t\t\t\t\t\t\t'font',\n\t\t\t\t\t\t\t\t'align',\n\t\t\t\t\t\t\t\t'verticalAlign',\n\t\t\t\t\t\t\t\t'icon',\n\t\t\t\t\t\t\t\t'geo',\n\t\t\t\t\t\t\t\t'arrowheadStart',\n\t\t\t\t\t\t\t\t'arrowheadEnd',\n\t\t\t\t\t\t\t\t'spline',\n\t\t\t\t\t\t\t].includes(key)\n\t\t\t\t\t\t)\n\t\t\t\t\t),\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddLabelColor,\n\t\t\tup: ({ propsForNextShape, ...instance }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...instance,\n\t\t\t\t\tpropsForNextShape: {\n\t\t\t\t\t\t...propsForNextShape,\n\t\t\t\t\t\tlabelColor: 'black',\n\t\t\t\t\t},\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddFollowingUserId,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, followingUserId: null }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.RemoveAlignJustify,\n\t\t\tup: (instance: any) => {\n\t\t\t\tlet newAlign = instance.propsForNextShape.align\n\t\t\t\tif (newAlign === 'justify') {\n\t\t\t\t\tnewAlign = 'start'\n\t\t\t\t}\n\n\t\t\t\treturn {\n\t\t\t\t\t...instance,\n\t\t\t\t\tpropsForNextShape: {\n\t\t\t\t\t\t...instance.propsForNextShape,\n\t\t\t\t\t\talign: newAlign,\n\t\t\t\t\t},\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddZoom,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, zoomBrush: null }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddVerticalAlign,\n\t\t\tup: (instance: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...instance,\n\t\t\t\t\tpropsForNextShape: {\n\t\t\t\t\t\t...instance.propsForNextShape,\n\t\t\t\t\t\tverticalAlign: 'middle',\n\t\t\t\t\t},\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddScribbleDelay,\n\t\t\tup: (instance: any) => {\n\t\t\t\tif (instance.scribble !== null) {\n\t\t\t\t\treturn { ...instance, scribble: { ...instance.scribble, delay: 0 } }\n\t\t\t\t}\n\t\t\t\treturn { ...instance }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.RemoveUserId,\n\t\t\tup: ({ userId: _, ...instance }: any) => {\n\t\t\t\treturn instance\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddIsPenModeAndIsGridMode,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, isPenMode: false, isGridMode: false }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.HoistOpacity,\n\t\t\tup: ({ propsForNextShape: { opacity, ...propsForNextShape }, ...instance }: any) => {\n\t\t\t\treturn { ...instance, opacityForNextShape: Number(opacity ?? '1'), propsForNextShape }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddChat,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, chatMessage: '', isChatting: false }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddHighlightedUserIds,\n\t\t\tup: (instance) => {\n\t\t\t\treturn { ...instance, highlightedUserIds: [] }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.ReplacePropsForNextShapeWithStylesForNextShape,\n\t\t\tup: ({ propsForNextShape: _, ...instance }: any) => {\n\t\t\t\treturn { ...instance, stylesForNextShape: {} }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddMeta,\n\t\t\tup: (record) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tmeta: {},\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.RemoveCursorColor,\n\t\t\tup: (record: any) => {\n\t\t\t\tconst { color: _, ...cursor } = record.cursor\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tcursor,\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddLonelyProperties,\n\t\t\tup: (record) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tcanMoveCamera: true,\n\t\t\t\t\tisFocused: false,\n\t\t\t\t\tdevicePixelRatio: 1,\n\t\t\t\t\tisCoarsePointer: false,\n\t\t\t\t\topenMenus: [],\n\t\t\t\t\tisChangingStyle: false,\n\t\t\t\t\tisReadOnly: false,\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.ReadOnlyReadonly,\n\t\t\tup: ({ isReadOnly: _isReadOnly, ...record }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tisReadonly: _isReadOnly,\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddHoveringCanvas,\n\t\t\tup: (record) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tisHoveringCanvas: null,\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddScribbles,\n\t\t\tup: ({ scribble: _, ...record }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tscribbles: [],\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddInset,\n\t\t\tup: (record) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tinsets: [false, false, false, false],\n\t\t\t\t}\n\t\t\t},\n\t\t\tdown: ({ insets: _, ...record }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddDuplicateProps,\n\t\t\tup: (record) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t\tduplicateProps: null,\n\t\t\t\t}\n\t\t\t},\n\t\t\tdown: ({ duplicateProps: _, ...record }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t}\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.RemoveCanMoveCamera,\n\t\t\tup: ({ canMoveCamera: _, ...record }: any) => {\n\t\t\t\treturn {\n\t\t\t\t\t...record,\n\t\t\t\t}\n\t\t\t},\n\t\t\tdown: (instance) => {\n\t\t\t\treturn { ...instance, canMoveCamera: true }\n\t\t\t},\n\t\t},\n\t\t{\n\t\t\tid: instanceVersions.AddCameraState,\n\t\t\tup: (record) => {\n\t\t\t\treturn { ...record, cameraState: 'idle' }\n\t\t\t},\n\t\t\tdown: ({ cameraState: _, ...record }: any) => {\n\t\t\t\treturn record\n\t\t\t},\n\t\t},\n\t],\n})\n\n/**\n * The constant ID used for the singleton TLInstance record.\n *\n * Since each browser tab has exactly one instance, this constant ID\n * is used universally across the application.\n *\n * @example\n * ```ts\n * const instance = store.get(TLINSTANCE_ID)\n * if (instance) {\n *   console.log('Current page:', instance.currentPageId)\n * }\n * ```\n *\n * @public\n */\nexport const TLINSTANCE_ID = 'instance:instance' as TLInstanceId\n"],
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