Add venue planner: OOP furniture, shapes, conditions, room/birds-eye UI, layout+optimize modes, pathfinding, random search + NN stub

src/types/index.ts

@@ -0,0 +1,94 @@
+export type ShapeType = 'rectangle' | 'circle' | 'polygon';
+
+export interface Point {
+  x: number;
+  y: number;
+}
+
+export interface Size {
+  width: number;
+  height: number;
+}
+
+export interface Rect extends Point, Size {}
+
+export interface ShapeData {
+  type: ShapeType;
+  x: number;
+  y: number;
+  width: number;
+  height: number;
+  rotation?: number;
+  points?: Point[];
+}
+
+export type ConditionKind =
+  | 'walk_to_and_sit'
+  | 'around_open_area'
+  | 'near_entrance'
+  | 'not_blocking_path'
+  | 'accessible'
+  | 'open_circulation';
+
+export interface ConditionSpec {
+  kind: ConditionKind;
+  weight: number;
+  params?: Record<string, unknown>;
+}
+
+export interface FurnitureConfig {
+  id: string;
+  name: string;
+  shape: ShapeData;
+  conditions: ConditionSpec[];
+  color?: string;
+  lockedForOptimization?: boolean;
+  placed?: boolean;
+}
+
+export interface Entrance {
+  x: number;
+  y: number;
+  width?: number;
+  height?: number;
+  rotation?: number;
+}
+
+export interface RoomConfig {
+  width: number;
+  height: number;
+  gridSize?: number;
+}
+
+export interface GridCell {
+  x: number;
+  y: number;
+  walkable: boolean;
+}
+
+export interface PathNode extends Point {
+  g: number;
+  h: number;
+  f: number;
+  parent?: PathNode;
+}
+
+export interface AccessibilityResult {
+  furnitureId: string;
+  distanceFromEntrance: number | null;
+  reachable: boolean;
+  pathLength: number | null;
+}
+
+export interface LayoutEvaluation {
+  totalScore: number;
+  conditionScores: Record<string, number>;
+  accessibility: AccessibilityResult[];
+  penalty: number;
+}
+
+export interface LayoutState {
+  room: RoomConfig;
+  entrance: Entrance | null;
+  furniture: FurnitureConfig[];
+}