122 lines
4.4 KiB
TypeScript
122 lines
4.4 KiB
TypeScript
import type { EditableMapDocument } from './editor/types';
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import { normalizePhysicalMapConfig } from './physicalMap';
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import {
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mapSelectionTransform,
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updatePlacedMapAsset,
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type MapInstanceTransform,
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type PlacedMapAsset,
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} from './types';
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function sameAsset(left: PlacedMapAsset | undefined, right: PlacedMapAsset | undefined): boolean {
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return Boolean(
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left &&
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right &&
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left.id === right.id &&
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left.name === right.name &&
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JSON.stringify(left.selection) === JSON.stringify(right.selection),
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);
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}
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function cloneAsset(asset: PlacedMapAsset): PlacedMapAsset {
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return { ...asset, selection: structuredClone(asset.selection) };
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}
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export interface MapSceneDraftSummary {
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dirty: boolean;
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changeCount: number;
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/** 当前仍存在且相对应用基线新增或发生修改的实例 ID。 */
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changedIds: string[];
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/** 可直接在 Three.js 中预览的新增或已修改程序地图。 */
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previewAssets: PlacedMapAsset[];
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}
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export interface MapEditorDraftPreviewInstance {
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id: string;
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document: EditableMapDocument;
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transform: MapInstanceTransform;
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}
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/**
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* 当前激活的认证场景由交互编辑层绘制；其余待提交工程地图必须保留只读预览，
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* 否则切换到参数地形时会因为清空交互文档而从画布消失。
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*/
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export function mapEditorDraftPreviewInstances(
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assets: readonly PlacedMapAsset[],
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pendingIds: readonly string[],
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documents: ReadonlyMap<string, EditableMapDocument>,
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activeId?: string,
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): MapEditorDraftPreviewInstance[] {
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const pending = new Set(pendingIds);
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return assets.flatMap((asset) => {
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if (asset.id === activeId || !pending.has(asset.id) || asset.selection.kind !== 'project')
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return [];
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const document = documents.get(asset.selection.descriptorPath);
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return document
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? [{ id: asset.id, document, transform: mapSelectionTransform(asset.selection) }]
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: [];
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});
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}
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/**
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* 所有地图实例共享同一个场景草稿边界。新增、删除、替换和实例参数修改只更新
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* `current`，显式应用成功后才推进 `applied` 基线。
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*/
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export function summarizeMapSceneDraft(
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current: readonly PlacedMapAsset[],
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applied: readonly PlacedMapAsset[],
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): MapSceneDraftSummary {
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const currentById = new Map(current.map((asset) => [asset.id, asset]));
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const appliedById = new Map(applied.map((asset) => [asset.id, asset]));
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const changed = current.filter((asset) => !sameAsset(asset, appliedById.get(asset.id)));
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const removed = applied.filter((asset) => !currentById.has(asset.id));
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return {
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dirty: changed.length + removed.length > 0,
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changeCount: changed.length + removed.length,
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changedIds: changed.map((asset) => asset.id),
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previewAssets: changed.filter((asset) => asset.selection.kind === 'builtin').map(cloneAsset),
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};
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}
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/** 放弃完整场景草稿，严格恢复上一次成功编译的实例顺序和状态。 */
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export function restoreAppliedMapScene(applied: readonly PlacedMapAsset[]): PlacedMapAsset[] {
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return applied.map(cloneAsset);
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}
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export function clonePlacedMapAssets(assets: readonly PlacedMapAsset[]): PlacedMapAsset[] {
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return assets.map(cloneAsset);
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}
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/** 普通模型重载使用应用基线；只有显式场景提交才传入候选实例。 */
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export function resolveMapSceneLoadAssets(
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applied: readonly PlacedMapAsset[],
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requested?: readonly PlacedMapAsset[],
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): PlacedMapAsset[] {
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return clonePlacedMapAssets(requested ?? applied);
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}
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/** 视口操纵器只更新参数地形草稿，不触发 MuJoCo 编译。 */
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export function transformParametricMapAsset(
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assets: readonly PlacedMapAsset[],
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id: string,
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position: readonly [number, number],
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yawDeg: number,
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): PlacedMapAsset[] | readonly PlacedMapAsset[] {
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const target = assets.find((asset) => asset.id === id);
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if (!target || target.selection.kind !== 'builtin' || target.selection.config.preset === 'none')
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return assets;
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const clean = (value: number) => Math.round(value * 1_000_000) / 1_000_000;
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const config = normalizePhysicalMapConfig({
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...target.selection.config,
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positionX: clean(position[0]),
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positionY: clean(position[1]),
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yawDeg: clean(yawDeg),
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});
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if (
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config.positionX === target.selection.config.positionX &&
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config.positionY === target.selection.config.positionY &&
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config.yawDeg === target.selection.config.yawDeg
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)
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return assets;
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return updatePlacedMapAsset(assets, id, { kind: 'builtin', config });
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}
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