Files
Bjornulf_custom_nodes/loop_lines_sequential.py
justumen 0673c134d5 0.57
2024-11-22 12:30:00 +01:00

111 lines
4.1 KiB
Python

import os
from aiohttp import web
from server import PromptServer
import logging
class LoopLinesSequential:
@classmethod
def INPUT_TYPES(cls):
return {
"required": {
"text": ("STRING", {"forceInput": True}),
"jump": ("INT", {"default": 1, "min": 1, "max": 100, "step": 1}),
},
}
RETURN_TYPES = ("STRING", "INT", "INT") # Added INT for line number
RETURN_NAMES = ("current_line", "remaining_cycles", "current_line_number")
FUNCTION = "get_next_line"
CATEGORY = "Bjornulf"
@classmethod
def IS_CHANGED(cls, **kwargs):
return float("NaN")
def get_next_line(self, text, jump):
lines = [line.strip() for line in text.split('\n') if line.strip()]
if not lines:
raise ValueError("No valid lines found in input text")
counter_file = os.path.join("Bjornulf", "counter_lines.txt")
os.makedirs(os.path.dirname(counter_file), exist_ok=True)
try:
with open(counter_file, 'r') as f:
current_index = int(f.read().strip())
except (FileNotFoundError, ValueError):
current_index = -jump
next_index = current_index + jump
if next_index >= len(lines):
raise ValueError(f"Counter has reached the last line (total lines: {len(lines)}). Reset Counter to continue.")
with open(counter_file, 'w') as f:
f.write(str(next_index))
remaining_cycles = max(0, (len(lines) - next_index - 1) // jump + 1)
return (lines[next_index], remaining_cycles - 1, next_index + 1) # Added line number (1-based)
# Server routes
@PromptServer.instance.routes.post("/reset_lines_counter")
async def reset_lines_counter(request):
logging.info("Reset lines counter called")
counter_file = os.path.join("Bjornulf", "counter_lines.txt")
try:
os.remove(counter_file)
return web.json_response({"success": True}, status=200)
except FileNotFoundError:
return web.json_response({"success": True}, status=200)
except Exception as e:
return web.json_response({"success": False, "error": str(e)}, status=500)
@PromptServer.instance.routes.post("/increment_lines_counter")
async def increment_lines_counter(request):
counter_file = os.path.join("Bjornulf", "counter_lines.txt")
try:
current_index = 0
try:
with open(counter_file, 'r') as f:
current_index = int(f.read().strip())
except (FileNotFoundError, ValueError):
pass
with open(counter_file, 'w') as f:
f.write(str(current_index + 1))
return web.json_response({"success": True}, status=200)
except Exception as e:
return web.json_response({"success": False, "error": str(e)}, status=500)
@PromptServer.instance.routes.post("/decrement_lines_counter")
async def decrement_lines_counter(request):
counter_file = os.path.join("Bjornulf", "counter_lines.txt")
try:
current_index = 0
try:
with open(counter_file, 'r') as f:
current_index = int(f.read().strip())
except (FileNotFoundError, ValueError):
pass
# Prevent negative values
new_index = max(-1, current_index - 1)
with open(counter_file, 'w') as f:
f.write(str(new_index))
return web.json_response({"success": True}, status=200)
except Exception as e:
return web.json_response({"success": False, "error": str(e)}, status=500)
@PromptServer.instance.routes.post("/get_current_line_number")
async def get_current_line_number(request):
counter_file = os.path.join("Bjornulf", "counter_lines.txt")
try:
with open(counter_file, 'r') as f:
current_index = int(f.read().strip())
return web.json_response({"success": True, "value": current_index + 1}, status=200)
except (FileNotFoundError, ValueError):
return web.json_response({"success": True, "value": 0}, status=200)
except Exception as e:
return web.json_response({"success": False, "error": str(e)}, status=500)