import { describe, expect, it } from "vitest";

import { defineToolcraft } from "../schema/define-toolcraft";
import { createToolcraftState } from "../state/create-template-state";
import {
  TOOLCRAFT_MAX_EXPORT_EDGE_PX,
  TOOLCRAFT_MAX_EXPORT_PIXELS,
  resolveToolcraftExportFrame,
  validateToolcraftArtifactSize,
} from "./export-frame";

function state(mode: "finite" | "infinite") {
  return createToolcraftState(
    defineToolcraft({
      canvas: {
        enabled: true,
        size: { height: 720, unit: "px", width: 1280 },
      },
      panels: {},
    }),
    { canvas: { mode } },
  );
}

describe("Toolcraft export frame", () => {
  it("uses the active artboard for finite export", () => {
    expect(resolveToolcraftExportFrame(state("finite"), null)).toEqual({
      frame: { height: 720, width: 1280, x: 0, y: 0 },
      ok: true,
    });
  });

  it("outward-rounds tight scene bounds for infinite export", () => {
    expect(
      resolveToolcraftExportFrame(state("infinite"), {
        height: 200.2,
        width: 100.4,
        x: -50.25,
        y: 10.75,
      }),
    ).toEqual({
      frame: { height: 201, width: 102, x: -51, y: 10 },
      ok: true,
    });
  });

  it("preserves typed empty and unavailable failures", () => {
    expect(resolveToolcraftExportFrame(state("infinite"), null)).toMatchObject({
      code: "empty-scene",
      ok: false,
    });
    expect(
      resolveToolcraftExportFrame(state("infinite"), {
        code: "scene-bounds-unavailable",
        message: "Missing product bounds.",
        ok: false,
      }),
    ).toEqual({
      code: "scene-bounds-unavailable",
      message: "Missing product bounds.",
      ok: false,
    });
  });

  it("validates actual artifact pixels without constraining world coordinates", () => {
    expect(
      validateToolcraftArtifactSize({
        height: TOOLCRAFT_MAX_EXPORT_EDGE_PX,
        width: TOOLCRAFT_MAX_EXPORT_EDGE_PX,
      }),
    ).toEqual({ ok: true });
    expect(TOOLCRAFT_MAX_EXPORT_PIXELS).toBe(67_108_864);
    expect(
      validateToolcraftArtifactSize({
        height: 1,
        width: TOOLCRAFT_MAX_EXPORT_EDGE_PX + 1,
      }),
    ).toMatchObject({ code: "scene-export-too-large", ok: false });
  });
});