Pien-Studio/packages/editor-core/src/index.ts

export { createProject, setCanvasSize } from "./project";
export { createLayer, addLayer, removeLayer, moveLayer, updateLayerTransform, reorderLayer, setLayerEffect, removeLayerEffect, setLayerVisible, setEffectEnabled } from "./layers";
export type { LayerFactoryOptions, TransformPatch } from "./layers";
export { normalizeProject } from "./normalize";
export { serializeProjectFile, parseProjectFile } from "./serialization";
export { getEffectDefinition, normalizeEffect } from "./effects/registry";
export type { EffectDefinition } from "./effects/registry";
export { faceBlurDefinition } from "./effects/face-blur";
export { getToolDefinition, getAllTools } from "./tools/registry";
export type { ToolDefinition, ToolInteractionMode, EditorToolId } from "./tools/registry";

import type { Layer, LayerEffect, Project } from "@pien-studio/types";
import { addLayer, moveLayer, removeLayer, reorderLayer, setLayerEffect, updateLayerTransform } from "./layers";
import { setCanvasSize } from "./project";

export type EditorOperation =
  | { type: "addLayer"; layer: Layer }
  | { type: "removeLayer"; layerId: string }
  | { type: "moveLayer"; layerId: string; delta: { dx: number; dy: number } }
  | { type: "updateLayerTransform"; layerId: string; patch: import("./layers").TransformPatch }
  | { type: "reorderLayer"; layerId: string; toIndex: number }
  | { type: "setLayerEffect"; layerId: string; effect: LayerEffect }
  | { type: "setCanvasSize"; width: number; height: number; unit?: "px" | "in" | "cm" };

export function applyOperation(project: Project, operation: EditorOperation): Project {
  switch (operation.type) {
    case "addLayer": return addLayer(project, operation.layer);
    case "removeLayer": return removeLayer(project, operation.layerId);
    case "moveLayer": return moveLayer(project, operation.layerId, operation.delta);
    case "updateLayerTransform": return updateLayerTransform(project, operation.layerId, operation.patch);
    case "reorderLayer": return reorderLayer(project, operation.layerId, operation.toIndex);
    case "setLayerEffect": return setLayerEffect(project, operation.layerId, operation.effect);
    case "setCanvasSize": return setCanvasSize(project, operation.width, operation.height, operation.unit);
    default: return project;
  }
}