Files
comic-manager/processors/case_normalizer.py
T
2026-02-20 17:37:12 +01:00

48 lines
1.7 KiB
Python

# processors/case_normalizer.py
import os
from core.constants import IMAGE_EXTENSIONS
from core.result import StepResult
def preview_normalize_case(work_dir: str, mode: str = "lower") -> list[tuple[str, str]]:
"""Devuelve lista de (nombre_actual, nombre_final) sin modificar nada."""
result = []
for root, _, files in os.walk(work_dir):
for f in files:
stem, ext = os.path.splitext(f)
if not ext or ext.lower() not in IMAGE_EXTENSIONS:
continue
target_ext = ext.lower() if mode == "lower" else ext.upper()
if ext != target_ext:
result.append((f, stem + target_ext))
return sorted(result)
def normalize_case(work_dir: str, mode: str = "lower") -> StepResult:
"""
Renombra las extensiones de las imágenes en work_dir al case indicado.
Solo afecta a extensiones de imagen (IMAGE_EXTENSIONS); ComicInfo.xml y
otros ficheros no de imagen quedan intactos.
En Linux (FS sensible al case) el rename directo es seguro.
"""
changed = False
details = []
for root, _, files in os.walk(work_dir):
for f in files:
stem, ext = os.path.splitext(f)
if not ext or ext.lower() not in IMAGE_EXTENSIONS:
continue
target_ext = ext.lower() if mode == "lower" else ext.upper()
if ext == target_ext:
continue
src = os.path.join(root, f)
dst = os.path.join(root, stem + target_ext)
os.rename(src, dst)
details.append(f"{f}{stem + target_ext}")
changed = True
return StepResult(step="normalize_case", changed=changed, details=details)