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from nodes import EmptyLatentImage
from .constants import get_category, get_name


class RgthreeSDXLEmptyLatentImage:

  NAME = get_name('SDXL Empty Latent Image')
  CATEGORY = get_category()

  @classmethod
  def INPUT_TYPES(cls):  # pylint: disable = invalid-name, missing-function-docstring
    return {
      "required": {
        "dimensions": (
          [
            # 'Custom',
            '1536 x 640   (landscape)',
            '1344 x 768   (landscape)',
            '1216 x 832   (landscape)',
            '1152 x 896   (landscape)',
            '1024 x 1024  (square)',
            ' 896 x 1152  (portrait)',
            ' 832 x 1216  (portrait)',
            ' 768 x 1344  (portrait)',
            ' 640 x 1536  (portrait)',
          ],
          {
            "default": '1024 x 1024  (square)'
          }),
        "clip_scale": ("FLOAT", {
          "default": 2.0,
          "min": 1.0,
          "max": 10.0,
          "step": .5
        }),
        "batch_size": ("INT", {
          "default": 1,
          "min": 1,
          "max": 64
        }),
      },
      # "optional": {
      #   "custom_width": ("INT", {"min": 1, "max": MAX_RESOLUTION, "step": 64}),
      #   "custom_height": ("INT", {"min": 1, "max": MAX_RESOLUTION, "step": 64}),
      # }
    }

  RETURN_TYPES = ("LATENT", "INT", "INT")
  RETURN_NAMES = ("LATENT", "CLIP_WIDTH", "CLIP_HEIGHT")
  FUNCTION = "generate"

  def generate(self, dimensions, clip_scale, batch_size):
    """Generates the latent and exposes the clip_width and clip_height"""
    if True:
      result = [x.strip() for x in dimensions.split('x')]
      width = int(result[0])
      height = int(result[1].split(' ')[0])
    latent = EmptyLatentImage().generate(width, height, batch_size)[0]
    return (
      latent,
      int(width * clip_scale),
      int(height * clip_scale),
    )