feat: ✨ a111 like style loader

__init__.py

@@ -30,9 +30,10 @@ try:
 except Exception:
     log.error("DeglazeImage failed to load. This is probably an opencv mismatch. This node requires opencv-python-contrib.")
 
-from .nodes.crop import Crop, Uncrop, BoundingBox
-from .nodes.graph_utils import IntToNumber, Modulo
-from .nodes.conditions import SmartStep
+from .nodes.conditions import (
+    SmartStep, 
+    StylesLoader, 
+)
 # NODE MAPPING
 NODE_CLASS_MAPPINGS = {
     "Latent Lerp (mtb) [DEPRECATED]": LatentLerp,
@@ -51,6 +52,7 @@ NODE_CLASS_MAPPINGS = {
     "Modulo (mtb)": Modulo,
     "Deglaze Image (mtb)": DeglazeImage,
     "Smart Step (mtb)": SmartStep,
+    "Styles Loader (mtb)": StylesLoader,
     "Mask to Image (mtb)": MaskToImage,
     "Colored Image (mtb)": ColoredImage,
     # "Load Geometry (mtb)": LoadGeometry,

nodes/conditions.py

@@ -29,4 +29,57 @@ class SmartStep:
         start = int(step * start_percent / 100)
         end = int(step * end_percent / 100)
         
-        return (step,start, end)
+        return (step,start, end)
+    
+import folder_paths
+from pathlib import Path
+import shutil
+
+from ..utils import here
+def install_default_styles():
+    styles_dir = Path(folder_paths.base_path) / "styles"
+    styles_dir.mkdir(parents=True, exist_ok=True)
+    default_style = here / "styles.csv"
+    dest_style = styles_dir / "default.csv"
+    print("\n\n\n\tINSTALLING DEFAULT STYLE\n\n\n")
+    shutil.copy2(default_style.as_posix(), dest_style.as_posix())
+    print("\n\n\n\tDEFAULT STYLE INSTALLED\n\n\n")
+    
+    return dest_style
+
+import csv
+# class that load csv files and populate a dropdown from the rows
+class StylesLoader:
+    options = {}
+    def __init__(self):
+        pass
+    
+    @classmethod
+    def INPUT_TYPES(cls):
+        input_dir = Path(folder_paths.base_path) / "styles"
+        if not input_dir.exists():
+            install_default_styles()
+
+        if not (files := [f for f in input_dir.iterdir() if f.suffix == ".csv"]):
+            log.error("No styles found in the styles folder, place at least one csv file in the styles folder")
+            return  {"required":
+                {"style_name": (["error"],), }
+            }
+        for file in files:
+            with open(file, "r", encoding="utf8") as f:
+                parsed = csv.reader(f)
+                for row in parsed:
+                    log.debug(f"Adding style {row[0]}")
+                    cls.options[row[0]] = (row[1], row[2])
+        return  {"required":
+                    {"style_name": (list(cls.options.keys()),), }
+            }
+        
+     
+    CATEGORY = "conditioning"
+
+    RETURN_TYPES = ("STRING","STRING")
+    RETURN_NAMES = ("positive","negative")
+    FUNCTION = "load_style"
+    def load_style(self, style_name):
+        return (self.options[style_name][0],self.options[style_name][1])

styles.csv

@@ -0,0 +1,3 @@
+name,prompt,negative_prompt
+❌Low Token,,"embedding:EasyNegative, NSFW, Cleavage, Pubic Hair, Nudity, Naked, censored"
+✅Line Art / Manga,"(Anime Scene, Toonshading, Satoshi Kon, Ken Sugimori, Hiromu Arakawa:1.2), (Anime Style, Manga Style:1.3), Low detail, sketch, concept art, line art, webtoon, manhua, hand drawn, defined lines, simple shades, minimalistic, High contrast, Linear compositions, Scalable artwork, Digital art, High Contrast Shadows, glow effects, humorous illustration, big depth of field, Masterpiece, colors, concept art, trending on artstation, Vivid colors, dramatic",