import type { WebEngineEditCommand } from "./web-engine";

type NonMeshCommand<T extends WebEngineEditCommand["type"]> = Extract<WebEngineEditCommand, { type: T }>;

/** Typed constructors for non-mesh data, curve/surface topology, font, volume and Grease Pencil editing. */
export const nonMeshGeometryCommands = Object.freeze({
  createCurve(name: string, controlPoints: readonly number[], cyclic = false, resolution = 12): NonMeshCommand<"createCurve"> {
    return { type: "createCurve", curveType: "CURVE", name, controlPoints: [...controlPoints], cyclic, resolution };
  },
  deleteNonMeshData(dataId: string): NonMeshCommand<"deleteNonMeshData"> {
    return { type: "deleteNonMeshData", dataId };
  },
  setCurveControlPoints(dataId: string, controlPoints: readonly number[], splineOffsets?: readonly number[], resolution?: number): NonMeshCommand<"setCurveControlPoints"> {
    return { type: "setCurveControlPoints", dataId, controlPoints: [...controlPoints], ...(splineOffsets ? { splineOffsets: [...splineOffsets] } : {}), ...(resolution === undefined ? {} : { resolution }) };
  },
  setCurveBevel(dataId: string, bevelDepth?: number, bevelResolution?: number, bevelFactorStart?: number, bevelFactorEnd?: number): NonMeshCommand<"setCurveBevel"> {
    return { type: "setCurveBevel", dataId, ...(bevelDepth === undefined ? {} : { bevelDepth }), ...(bevelResolution === undefined ? {} : { bevelResolution }), ...(bevelFactorStart === undefined ? {} : { bevelFactorStart }), ...(bevelFactorEnd === undefined ? {} : { bevelFactorEnd }) };
  },
  setCurveTaper(dataId: string, taperObjectId: string | null, taperRadiusMode?: number): NonMeshCommand<"setCurveTaper"> {
    return { type: "setCurveTaper", dataId, taperObjectId, ...(taperRadiusMode === undefined ? {} : { taperRadiusMode }) };
  },
  convertCurveType(dataId: string, targetType: "CURVE" | "SURFACE"): NonMeshCommand<"convertCurveType"> {
    return { type: "convertCurveType", dataId, targetType };
  },
  setCurveHandle(dataId: string, pointIndex: number, side: "LEFT" | "RIGHT", position: readonly [number, number, number]): NonMeshCommand<"setCurveHandle"> {
    return { type: "setCurveHandle", dataId, pointIndex, side, position: [...position] as [number, number, number] };
  },
  setCurveSplines(
    dataId: string,
    splineTypes: ReadonlyArray<NonMeshCommand<"setCurveSplines">["splineTypes"][number]>,
    splineOffsets: readonly number[],
    ordersU: readonly number[],
    controlPoints: readonly number[],
    pointWeights: readonly number[],
    cyclicU: readonly boolean[],
    handleTypes: readonly number[],
    handlePoints: readonly number[],
  ): NonMeshCommand<"setCurveSplines"> {
    return {
      type: "setCurveSplines",
      dataId,
      splineTypes: [...splineTypes],
      splineOffsets: [...splineOffsets],
      ordersU: [...ordersU],
      controlPoints: [...controlPoints],
      pointWeights: [...pointWeights],
      cyclicU: [...cyclicU],
      handleTypes: [...handleTypes],
      handlePoints: [...handlePoints],
    };
  },
  setSurfaceTopology(
    dataId: string,
    splineDimensions: ReadonlyArray<NonMeshCommand<"setSurfaceTopology">["splineDimensions"][number]>,
    controlPoints: readonly number[],
    pointWeights: readonly number[],
    cyclicU: readonly boolean[],
    cyclicV: readonly boolean[],
  ): NonMeshCommand<"setSurfaceTopology"> {
    return {
      type: "setSurfaceTopology",
      dataId,
      splineDimensions: splineDimensions.map((dimension) => ({ ...dimension })),
      controlPoints: [...controlPoints],
      pointWeights: [...pointWeights],
      cyclicU: [...cyclicU],
      cyclicV: [...cyclicV],
    };
  },
  setSurfaceResolution(dataId: string, resolutionU: number, resolutionV?: number): NonMeshCommand<"setSurfaceResolution"> {
    return { type: "setSurfaceResolution", dataId, resolutionU, ...(resolutionV === undefined ? {} : { resolutionV }) };
  },
  setFontBody(dataId: string, body: string): NonMeshCommand<"setFontBody"> {
    return { type: "setFontBody", dataId, body };
  },
  setFontProperties(dataId: string, properties: NonMeshCommand<"setFontProperties">["properties"]): NonMeshCommand<"setFontProperties"> {
    return { type: "setFontProperties", dataId, properties: { ...properties } };
  },
  setFontAdvanced(
    dataId: string,
    characters: ReadonlyArray<NonMeshCommand<"setFontAdvanced">["characters"][number]>,
    textBoxes: ReadonlyArray<NonMeshCommand<"setFontAdvanced">["textBoxes"][number]>,
    activeTextBox: number,
  ): NonMeshCommand<"setFontAdvanced"> {
    return {
      type: "setFontAdvanced",
      dataId,
      characters: characters.map((character) => ({ ...character })),
      textBoxes: textBoxes.map((textBox) => ({ ...textBox })),
      activeTextBox,
    };
  },
  importVFont(payload: Omit<NonMeshCommand<"importVFont">, "type">): NonMeshCommand<"importVFont"> {
    return { type: "importVFont", ...payload };
  },
  setFontLinks(dataId: string, links: NonMeshCommand<"setFontLinks">["links"]): NonMeshCommand<"setFontLinks"> {
    return { type: "setFontLinks", dataId, links: { ...links } };
  },
  setVolumeProperties(dataId: string, sourcePath: string, displayDensity: number, interpolation: "NEAREST" | "LINEAR", stepSize: number): NonMeshCommand<"setVolumeProperties"> {
    return { type: "setVolumeProperties", dataId, sourcePath, displayDensity, interpolation, stepSize };
  },
  setMetaballElements(dataId: string, elements: NonMeshCommand<"setMetaballElements">["elements"]): NonMeshCommand<"setMetaballElements"> {
    return { type: "setMetaballElements", dataId, elements: elements.map((element) => ({ ...element, position: [...element.position] as [number, number, number], scale: [...element.scale] as [number, number, number] })) };
  },
  createGreasePencilLayer(dataId: string, name: string): NonMeshCommand<"createGreasePencilLayer"> {
    return { type: "createGreasePencilLayer", dataId, name };
  },
  removeGreasePencilLayer(dataId: string, layerId: string): NonMeshCommand<"removeGreasePencilLayer"> {
    return { type: "removeGreasePencilLayer", dataId, layerId };
  },
  clearGreasePencilFrame(dataId: string, layerId: string, frame: number, baseRevision?: number): NonMeshCommand<"setGreasePencilStrokes"> {
    return { type: "setGreasePencilStrokes", dataId, layerId, frame, ...(baseRevision === undefined ? {} : { baseRevision }), strokes: [] };
  },
} satisfies Record<string, (...args: never[]) => WebEngineEditCommand>);