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refactor : prefab code optimization and protection #15845

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merged 8 commits into from
Aug 9, 2023
Merged

refactor : prefab code optimization and protection #15845

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1449fd1
refactor : prefab code optimization and protection
dogeFu Aug 2, 2023
aba0ff9
remove extra if
dogeFu Aug 2, 2023
992e31f
remove extra param
dogeFu Aug 2, 2023
4262bdb
replace class with interface
dogeFu Aug 2, 2023
992ee28
Update cocos/scene-graph/prefab/utils.ts
dogeFu Aug 2, 2023
3594748
remove command and protect access
dogeFu Aug 7, 2023
1ca17a2
Merge remote-tracking branch 'dogeFu/v3.8.1_expand_failed' into v3.8.…
dogeFu Aug 7, 2023
57523ab
add prefab getter in node.jsb.ts
dogeFu Aug 9, 2023
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24 changes: 19 additions & 5 deletions cocos/scene-graph/node.jsb.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -1214,11 +1214,25 @@ nodeProto[serializeTag] = function (serializationOutput: SerializationOutput, co
// discard props disallow to synchronize
const isRoot = this._prefab?.root === this;
if (isRoot) {
serializationOutput.writeProperty('_objFlags', this._objFlags);
serializationOutput.writeProperty('_parent', this._parent);
serializationOutput.writeProperty('_prefab', this._prefab);
if (context.customArguments.keepNodeUuid) {
serializationOutput.writeProperty('_id', this._id);
// if B prefab is in A prefab,B can be referenced by component.We should discard it.because B is not the root of prefab
let isNestedPrefab = false;
let parent = this.getParent();
while (parent) {
const nestedRoots = parent?._prefab?.nestedPrefabInstanceRoots;
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if (nestedRoots && nestedRoots.length > 0) {
// if this node is not in nestedPrefabInstanceRoots,it means this node is not the root of prefab,so it should be discarded.
isNestedPrefab = !nestedRoots.some((root) => root === this);
break;
}
parent = parent.getParent();
}
if (!isNestedPrefab) {
serializationOutput.writeProperty('_objFlags', this._objFlags);
serializationOutput.writeProperty('_parent', this._parent);
serializationOutput.writeProperty('_prefab', this._prefab);
if (context.customArguments.keepNodeUuid) {
serializationOutput.writeProperty('_id', this._id);
}
}
// TODO: editorExtrasTag may be a symbol in the future
serializationOutput.writeProperty(editorExtrasTag, this[editorExtrasTag]);
Expand Down
4 changes: 4 additions & 0 deletions cocos/scene-graph/node.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -50,7 +50,7 @@

const idGenerator = new js.IDGenerator('Node');

function getConstructor<T> (typeOrClassName: string | Constructor<T> | AbstractedConstructor<T>): Constructor<T> | AbstractedConstructor<T> | null | undefined {

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if (!typeOrClassName) {
errorID(3804);
return null;
Expand Down Expand Up @@ -291,7 +291,7 @@
return null;
}

protected static _findComponents<T extends Component> (node: Node, constructor: Constructor<T> | AbstractedConstructor<T>, components: Component[]): void {

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const cls = constructor;
const comps = node._components;
// NOTE: internal rtti property
Expand Down Expand Up @@ -333,7 +333,7 @@
protected static _findChildComponents (children: Node[], constructor, components): void {
for (let i = 0; i < children.length; ++i) {
const node = children[i];
Node._findComponents(node, constructor, components);

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Unsafe argument of type `any` assigned to a parameter of type `Constructor<Component> | AbstractedConstructor<Component>`

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Unsafe argument of type `any` assigned to a parameter of type `Component[]`
if (node._children.length > 0) {
Node._findChildComponents(node._children, constructor, components);
}
Expand Down Expand Up @@ -363,6 +363,10 @@
*/
@serializable
protected _prefab: PrefabInfo | null = null;
/**
* @engineInternal
*/
public get prefab (): PrefabInfo | null { return this._prefab; }

protected _scene: Scene = null!;

Expand Down Expand Up @@ -1000,8 +1004,8 @@
if (Array.isArray(reqComps)) {
for (let i = 0; i < reqComps.length; i++) {
const reqComp = reqComps[i];
if (!this.getComponent(reqComp)) {

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Unsafe argument of type `any` assigned to a parameter of type `Constructor<Component> | AbstractedConstructor<Component>`
this.addComponent(reqComp);

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Unsafe argument of type `any` assigned to a parameter of type `Constructor<Component>`
}
}
} else {
Expand Down Expand Up @@ -1086,7 +1090,7 @@
if (component instanceof Component) {
componentInstance = component;
} else {
componentInstance = this.getComponent(component);

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Unsafe argument of type `any` assigned to a parameter of type `Constructor<Component> | AbstractedConstructor<Component>`
}
if (componentInstance) {
componentInstance.destroy();
Expand Down Expand Up @@ -1140,7 +1144,7 @@
default:
break;
}
this._eventProcessor.on(type as NodeEventType, callback, target, useCapture);

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Unsafe argument of type `any` assigned to a parameter of type `boolean | undefined`
}

/**
Expand All @@ -1160,7 +1164,7 @@
* ```
*/
public off (type: string, callback?: AnyFunction, target?: unknown, useCapture: any = false): void {
this._eventProcessor.off(type as NodeEventType, callback, target, useCapture);

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Unsafe argument of type `any` assigned to a parameter of type `boolean | undefined`

const hasListeners = this._eventProcessor.hasEventListener(type);
// All listener removed
Expand Down Expand Up @@ -1188,7 +1192,7 @@
* @param target - The target (this object) to invoke the callback, can be null
*/
public once (type: string, callback: AnyFunction, target?: unknown, useCapture?: any): void {
this._eventProcessor.once(type as NodeEventType, callback, target, useCapture);

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Unsafe argument of type `any` assigned to a parameter of type `boolean | undefined`
}

/**
Expand Down Expand Up @@ -1241,7 +1245,7 @@
* @zh 移除目标上的所有注册事件。
* @param target - The target to be searched for all related callbacks
*/
public targetOff (target: string | unknown): void {

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'unknown' overrides all other types in this union type
this._eventProcessor.targetOff(target);
// Check for event mask reset
if ((this._eventMask & TRANSFORM_ON) && !this._eventProcessor.hasEventListener(NodeEventType.TRANSFORM_CHANGED)) {
Expand Down Expand Up @@ -1317,7 +1321,7 @@
if (EDITOR && newPrefabInfo) {
if (cloned === newPrefabInfo.root) {
// when instantiate prefab in Editor,should add prefab instance info for root node
EditorExtends.PrefabUtils.addPrefabInstance?.(cloned);

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Unsafe argument of type `any` assigned to a parameter of type `Node`
// newPrefabInfo.fileId = '';
} else {
// var PrefabUtils = Editor.require('scene://utils/prefab');
Expand Down
4 changes: 3 additions & 1 deletion cocos/scene-graph/prefab/prefab-info.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -167,7 +167,7 @@ export class PrefabInstance {
@type([TargetInfo])
public removedComponents: TargetInfo[] = [];

public targetMap: Record<string, any | Node | Component> = {};
public targetMap: TargetMap = {};

/**
* make sure prefab instance expand only once
Expand Down Expand Up @@ -201,6 +201,8 @@ export class PrefabInstance {
}
}

export interface TargetMap { [k: string]: TargetMap | Node | Component }

@ccclass('cc.PrefabInfo')
export class PrefabInfo {
// the most top node of this prefab in the scene
Expand Down
59 changes: 32 additions & 27 deletions cocos/scene-graph/prefab/utils.ts
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Expand Up @@ -27,15 +27,22 @@ import { EDITOR, SUPPORT_JIT } from 'internal:constants';
import { cclegacy, errorID, warn, editorExtrasTag } from '../../core';
import { Node } from '../node';
import { Component } from '../component';
import { MountedChildrenInfo, PropertyOverrideInfo, MountedComponentsInfo, TargetInfo } from './prefab-info';
import {
MountedChildrenInfo,
PropertyOverrideInfo,
MountedComponentsInfo,
TargetInfo, TargetMap,
PrefabInstance,
TargetOverrideInfo,
} from './prefab-info';
import { ValueType } from '../../core/value-types';

export * from './prefab-info';

export function createNodeWithPrefab (node: Node): void {
// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const prefabInfo = (node as any)._prefab;
const prefabInfo = node?.prefab;
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if (!prefabInfo) {
return;
}
Expand Down Expand Up @@ -63,7 +70,6 @@ export function createNodeWithPrefab (node: Node): void {
const _id = node.uuid;
// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const _prefab = (node as any)._prefab;
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const editorExtras = node[editorExtrasTag];

// instantiate prefab
Expand Down Expand Up @@ -92,14 +98,14 @@ export function createNodeWithPrefab (node: Node): void {

// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
if ((node as any)._prefab) {
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if (node.prefab) {
// just keep the instance
(node as any)._prefab.instance = _prefab?.instance;
node.prefab.instance = prefabInfo.instance;
}
}

// TODO: more efficient id->Node/Component map
export function generateTargetMap (node: Node, targetMap: any, isRoot: boolean): void {
export function generateTargetMap (node: Node, targetMap: TargetMap, isRoot: boolean): void {
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if (!targetMap) {
return;
}
Expand All @@ -112,15 +118,15 @@ export function generateTargetMap (node: Node, targetMap: any, isRoot: boolean):

// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const prefabInstance = (node as any)._prefab?.instance;
const prefabInstance = node.prefab?.instance;
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if (!isRoot && prefabInstance) {
targetMap[prefabInstance.fileId] = {};
curTargetMap = targetMap[prefabInstance.fileId];
curTargetMap = targetMap[prefabInstance.fileId] as TargetMap;
}

// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const prefabInfo = (node as any)._prefab;
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const prefabInfo = node.prefab;
if (prefabInfo) {
curTargetMap[prefabInfo.fileId] = node;
}
Expand Down Expand Up @@ -158,7 +164,7 @@ export function getTarget (localID: string[], targetMap: any): Node | Component
return target;
}

export function applyMountedChildren (node: Node, mountedChildren: MountedChildrenInfo[], targetMap: Record<string, any | Node | Component>): void {
export function applyMountedChildren (node: Node, mountedChildren: MountedChildrenInfo[], targetMap: TargetMap): void {
if (!mountedChildren) {
return;
}
Expand All @@ -175,7 +181,7 @@ export function applyMountedChildren (node: Node, mountedChildren: MountedChildr
const localID = childInfo.targetInfo.localID;
if (localID.length > 0) {
for (let i = 0; i < localID.length - 1; i++) {
curTargetMap = curTargetMap[localID[i]];
curTargetMap = curTargetMap[localID[i]] as TargetMap;
}
}
if (childInfo.nodes) {
Expand Down Expand Up @@ -205,7 +211,7 @@ export function applyMountedChildren (node: Node, mountedChildren: MountedChildr
}
}

export function applyMountedComponents (node: Node, mountedComponents: MountedComponentsInfo[], targetMap: Record<string, any | Node | Component>): void {
export function applyMountedComponents (node: Node, mountedComponents: MountedComponentsInfo[], targetMap: TargetMap): void {
if (!mountedComponents) {
return;
}
Expand Down Expand Up @@ -240,7 +246,7 @@ export function applyMountedComponents (node: Node, mountedComponents: MountedCo
}
}

export function applyRemovedComponents (node: Node, removedComponents: TargetInfo[], targetMap: Record<string, any | Node | Component>): void {
export function applyRemovedComponents (node: Node, removedComponents: TargetInfo[], targetMap: TargetMap): void {
if (!removedComponents) {
return;
}
Expand All @@ -261,7 +267,7 @@ export function applyRemovedComponents (node: Node, removedComponents: TargetInf
}
}

export function applyPropertyOverrides (node: Node, propertyOverrides: PropertyOverrideInfo[], targetMap: Record<string, any | Node | Component>): void {
export function applyPropertyOverrides (node: Node, propertyOverrides: PropertyOverrideInfo[], targetMap: TargetMap): void {
if (propertyOverrides.length <= 0) {
return;
}
Expand Down Expand Up @@ -322,16 +328,16 @@ export function applyPropertyOverrides (node: Node, propertyOverrides: PropertyO
export function applyTargetOverrides (node: Node): void {
// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const targetOverrides = (node as any)._prefab?.targetOverrides;
const targetOverrides = node.prefab?.targetOverrides as TargetOverrideInfo[];
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if (targetOverrides) {
for (let i = 0; i < targetOverrides.length; i++) {
const targetOverride = targetOverrides[i];

let source: Node | Component | null = targetOverride.source;
const sourceInfo = targetOverride.sourceInfo;
if (sourceInfo) {
// TODO: targetOverride.source is type of `Node | Component`, while `_prefab` does not exist on type 'Component'.
const sourceInstance = targetOverride.source?._prefab?.instance;
const src = targetOverride.source as Node;
const sourceInstance = src?.prefab?.instance;
if (sourceInstance && sourceInstance.targetMap) {
source = getTarget(sourceInfo.localID, sourceInstance.targetMap);
}
Expand All @@ -347,8 +353,8 @@ export function applyTargetOverrides (node: Node): void {
if (!targetInfo) {
continue;
}

const targetInstance = targetOverride.target?._prefab?.instance;
const targetAsNode = targetOverride.target as Node;
const targetInstance = targetAsNode?.prefab?.instance;
if (!targetInstance || !targetInstance.targetMap) {
continue;
}
Expand Down Expand Up @@ -387,8 +393,7 @@ export function applyTargetOverrides (node: Node): void {
export function expandPrefabInstanceNode (node: Node, recursively = false): void {
// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const prefabInfo = (node as any)._prefab;
const prefabInstance = prefabInfo?.instance;
const prefabInstance = node?.prefab?.instance as PrefabInstance;
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if (prefabInstance && !prefabInstance.expanded) {
createNodeWithPrefab(node);
// nested prefab should expand before parent(property override order)
Expand All @@ -400,7 +405,7 @@ export function expandPrefabInstanceNode (node: Node, recursively = false): void
}
}

const targetMap: Record<string, any | Node | Component> = {};
const targetMap = {};
prefabInstance.targetMap = targetMap;
generateTargetMap(node, targetMap, true);
applyMountedChildren(node, prefabInstance.mountedChildren, targetMap);
Expand All @@ -420,15 +425,15 @@ export function expandPrefabInstanceNode (node: Node, recursively = false): void
export function expandNestedPrefabInstanceNode (node: Node): void {
// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const prefabInfo = (node as any)._prefab;
const prefabInfo = node.prefab;
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if (prefabInfo && prefabInfo.nestedPrefabInstanceRoots) {
prefabInfo.nestedPrefabInstanceRoots.forEach((instanceNode: Node) => {
expandPrefabInstanceNode(instanceNode);
// when expanding the prefab,it's children will be change,so need to apply after expanded
if (!EDITOR) {
applyNodeAndComponentId(instanceNode, (instanceNode as any)._prefab?.instance?.fileId ?? '');
}
// if (!EDITOR) {
// applyNodeAndComponentId(instanceNode, (instanceNode as any)._prefab?.instance?.fileId ?? '');
// }
});
}
}
Expand All @@ -445,7 +450,7 @@ export function applyNodeAndComponentId (prefabInstanceNode: Node, rootId: strin
const child = children[i];
// TODO(PP_Pro): after we support editorOnly tag, we could remove this any type assertion.
// Tracking issue: https://github.com/cocos/cocos-engine/issues/14613
const prefabInfo = (child as any)._prefab!;
const prefabInfo = child.prefab!;
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const fileId = prefabInfo?.instance ? prefabInfo.instance.fileId : prefabInfo?.fileId;
if (!fileId) continue;
child.id = `${rootId}${fileId}`;
Expand Down
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