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

import { createEditorStore } from "../../src/app/editor-store";
import { createCreateBoxBrushCommand } from "../../src/commands/create-box-brush-command";
import { createMoveBoxBrushCommand } from "../../src/commands/move-box-brush-command";
import { createRotateBoxBrushCommand } from "../../src/commands/rotate-box-brush-command";
import { createResizeBoxBrushCommand } from "../../src/commands/resize-box-brush-command";
import { createSetBoxBrushNameCommand } from "../../src/commands/set-box-brush-name-command";
import { createSetBoxBrushVolumeSettingsCommand } from "../../src/commands/set-box-brush-volume-settings-command";

describe("box brush commands", () => {
  it("creates a canonical box brush and supports undo/redo", () => {
    const store = createEditorStore();

    store.executeCommand(
      createCreateBoxBrushCommand({
        center: {
          x: 1.2,
          y: 1.1,
          z: -0.6
        },
        size: {
          x: 2.2,
          y: 2.7,
          z: 3.6
        }
      })
    );

    const brush = Object.values(store.getState().document.brushes)[0];

    expect(brush).toBeDefined();
    expect(brush.kind).toBe("box");
    expect(brush.center).toEqual({
      x: 1,
      y: 1,
      z: -1
    });
    expect(brush.rotationDegrees).toEqual({
      x: 0,
      y: 0,
      z: 0
    });
    expect(brush.size).toEqual({
      x: 2,
      y: 3,
      z: 4
    });
    expect(Object.keys(brush.faces)).toEqual(["posX", "negX", "posY", "negY", "posZ", "negZ"]);
    expect(brush.faces.posX).toEqual({
      materialId: null,
      uv: {
        offset: {
          x: 0,
          y: 0
        },
        scale: {
          x: 1,
          y: 1
        },
        rotationQuarterTurns: 0,
        flipU: false,
        flipV: false
      }
    });
    expect(store.getState().selection).toEqual({
      kind: "brushes",
      ids: [brush.id]
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes).toEqual({});

    expect(store.redo()).toBe(true);
    expect(store.getState().document.brushes[brush.id]).toEqual(brush);
  });

  it("moves and resizes a box brush through undoable commands", () => {
    const store = createEditorStore();

    store.executeCommand(createCreateBoxBrushCommand());

    const createdBrush = Object.values(store.getState().document.brushes)[0];

    store.executeCommand(
      createMoveBoxBrushCommand({
        brushId: createdBrush.id,
        center: {
          x: 2.4,
          y: 3.2,
          z: -1.7
        }
      })
    );
    store.executeCommand(
      createResizeBoxBrushCommand({
        brushId: createdBrush.id,
        size: {
          x: 4.2,
          y: 1.2,
          z: 0.2
        }
      })
    );

    expect(store.getState().document.brushes[createdBrush.id].center).toEqual({
      x: 2,
      y: 3,
      z: -2
    });
    expect(store.getState().document.brushes[createdBrush.id].size).toEqual({
      x: 4,
      y: 1,
      z: 1
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].size).toEqual({
      x: 2,
      y: 2,
      z: 2
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].center).toEqual({
      x: 0,
      y: 1,
      z: 0
    });

    expect(store.redo()).toBe(true);
    expect(store.redo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].center).toEqual({
      x: 2,
      y: 3,
      z: -2
    });
    expect(store.getState().document.brushes[createdBrush.id].size).toEqual({
      x: 4,
      y: 1,
      z: 1
    });
  });

  it("preserves floating-point move, rotate, and scale authoring when snapping is disabled", () => {
    const store = createEditorStore();

    store.executeCommand(
      createCreateBoxBrushCommand({
        center: {
          x: 1.25,
          y: 1.5,
          z: -0.75
        },
        size: {
          x: 2.5,
          y: 3.25,
          z: 4.75
        },
        snapToGrid: false
      })
    );

    const createdBrush = Object.values(store.getState().document.brushes)[0];

    store.executeCommand(
      createMoveBoxBrushCommand({
        brushId: createdBrush.id,
        center: {
          x: 2.125,
          y: 3.375,
          z: -1.625
        },
        snapToGrid: false
      })
    );
    store.executeCommand(
      createRotateBoxBrushCommand({
        brushId: createdBrush.id,
        rotationDegrees: {
          x: 12.5,
          y: 37.5,
          z: -8.25
        }
      })
    );
    store.executeCommand(
      createResizeBoxBrushCommand({
        brushId: createdBrush.id,
        size: {
          x: 3.5,
          y: 1.75,
          z: 5.125
        },
        snapToGrid: false
      })
    );

    expect(store.getState().document.brushes[createdBrush.id]).toMatchObject({
      center: {
        x: 2.125,
        y: 3.375,
        z: -1.625
      },
      rotationDegrees: {
        x: 12.5,
        y: 37.5,
        z: -8.25
      },
      size: {
        x: 3.5,
        y: 1.75,
        z: 5.125
      }
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].size).toEqual({
      x: 2.5,
      y: 3.25,
      z: 4.75
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].rotationDegrees).toEqual({
      x: 0,
      y: 0,
      z: 0
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].center).toEqual({
      x: 1.25,
      y: 1.5,
      z: -0.75
    });

    expect(store.redo()).toBe(true);
    expect(store.redo()).toBe(true);
    expect(store.redo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id]).toMatchObject({
      center: {
        x: 2.125,
        y: 3.375,
        z: -1.625
      },
      rotationDegrees: {
        x: 12.5,
        y: 37.5,
        z: -8.25
      },
      size: {
        x: 3.5,
        y: 1.75,
        z: 5.125
      }
    });
  });

  it("renames a box brush through an undoable command", () => {
    const store = createEditorStore();

    store.executeCommand(createCreateBoxBrushCommand());

    const createdBrush = Object.values(store.getState().document.brushes)[0];

    store.executeCommand(
      createSetBoxBrushNameCommand({
        brushId: createdBrush.id,
        name: "Entry Room"
      })
    );

    expect(store.getState().document.brushes[createdBrush.id].name).toBe("Entry Room");

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].name).toBeUndefined();

    expect(store.redo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].name).toBe("Entry Room");
  });

  it("updates box volume settings through an undoable command", () => {
    const store = createEditorStore();

    store.executeCommand(createCreateBoxBrushCommand());

    const createdBrush = Object.values(store.getState().document.brushes)[0];

    store.executeCommand(
      createSetBoxBrushVolumeSettingsCommand({
        brushId: createdBrush.id,
        volume: {
          mode: "light",
          light: {
            colorHex: "#ffd9a6",
            intensity: 1.75,
            padding: 0.45,
            falloff: "smoothstep"
          }
        }
      })
    );

    expect(store.getState().document.brushes[createdBrush.id].volume).toEqual({
      mode: "light",
      light: {
        colorHex: "#ffd9a6",
        intensity: 1.75,
        padding: 0.45,
        falloff: "smoothstep"
      }
    });

    expect(store.undo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].volume).toEqual({
      mode: "none"
    });

    expect(store.redo()).toBe(true);
    expect(store.getState().document.brushes[createdBrush.id].volume).toEqual({
      mode: "light",
      light: {
        colorHex: "#ffd9a6",
        intensity: 1.75,
        padding: 0.45,
        falloff: "smoothstep"
      }
    });
  });
});