allow styles to modify settings and improve parser

Signed-off-by: Vladimir Mandic <mandic00@live.com>

CHANGELOG.md

@@ -25,6 +25,8 @@
     *note*: SD.Next will use either SageAttention v1/v2/v2++, depending which one is installed  
     until authors provide pre-build wheels for v2++, you need to install it manually or SD.Next will auto-install v1  
 - **Other**  
+  - **Styles** can now include both generation params and server settings  
+    see [Styles wiki](https://github.com/vladmandic/sdnext/wiki/Styles) for details  
   - **TAESD** is now default preview type since its the only one that supports most new models  
   - SD.Next now starts with *locked* state preventing model loading until startup is complete  
 - **API**  

modules/styles.py

@@ -6,7 +6,7 @@ import csv
 import json
 import time
 import random
-from modules import files_cache, shared, infotext
+from modules import files_cache, shared, infotext, sd_models, sd_vae
 
 
 class Style():
@@ -145,37 +145,49 @@ def apply_styles_to_extra(p, style: Style):
         'sampler': 'sampler_name',
         'size-1': 'width',
         'size-2': 'height',
+        'model': 'sd_model_checkpoint',
+        'vae': 'sd_vae',
+        'unet': 'sd_unet',
+        'te': 'sd_text_encoder',
+        'refine': 'enable_hr',
+        'hires': 'hr_force',
     }
     name_exclude = [
         'size',
     ]
     reference_style = get_reference_style()
     extra = infotext.parse(reference_style) if shared.opts.extra_network_reference_values else {}
-
     style_extra = apply_wildcards_to_prompt(style.extra, [style.wildcards], silent=True)
     style_extra = ' ' + style_extra.lower()
     extra.update(infotext.parse(style_extra))
     extra.pop('Prompt', None)
     extra.pop('Negative prompt', None)
-    fields = []
+    params = []
+    settings = []
     skipped = []
     for k, v in extra.items():
-        k = k.lower()
-        k = k.replace(' ', '_')
+        k = k.lower().replace(' ', '_')
         if k in name_map: # rename some fields
             k = name_map[k]
         if k in name_exclude: # exclude some fields
             continue
-        if hasattr(p, k):
+        elif hasattr(p, k):
             orig = getattr(p, k)
             if (type(orig) != type(v)) and (orig is not None):
                 if not (type(orig) == int and type(v) == float): # dont convert float to int
                     v = type(orig)(v)
             setattr(p, k, v)
-            fields.append(f'{k}={v}')
+            params.append(f'{k}={v}')
+        elif shared.opts.data_labels.get(k, None) is not None:
+            shared.opts.data[k] = v
+            if k == 'sd_model_checkpoint':
+                sd_models.reload_model_weights()
+            if k == 'sd_vae':
+                sd_vae.reload_vae_weights()
+            settings.append(f'{k}={v}')
         else:
             skipped.append(f'{k}={v}')
-    shared.log.debug(f'Apply style: name="{style.name}" extra={fields} skipped={skipped} reference={True if reference_style else False}')
+    shared.log.debug(f'Apply style: name="{style.name}" params={params} settings={settings} unknown={skipped} reference={True if reference_style else False}')
 
 
 class StyleDatabase: