ai_giga_tcg/app/services/address_label_service.py
2025-04-13 21:11:55 -04:00

77 lines
3.0 KiB
Python

from typing import List, Dict, Optional, Literal
import csv
import os
from pathlib import Path
from jinja2 import Environment, FileSystemLoader
from weasyprint import HTML
class AddressLabelService:
def __init__(self):
self.template_dir = Path("app/data/assets/templates")
self.env = Environment(loader=FileSystemLoader(str(self.template_dir)))
self.templates = {
"dk1241": self.env.get_template("address_label_dk1241.html"),
"dk1201": self.env.get_template("address_label_dk1201.html")
}
self.return_address_path = "file://" + os.path.abspath("app/data/assets/images/ccrcardsaddress.png")
self.output_dir = "app/data/cache/tcgplayer/address_labels/"
os.makedirs(self.output_dir, exist_ok=True)
def generate_labels_from_csv(self, csv_path: str, label_type: Literal["dk1201", "dk1241"]) -> List[str]:
"""Generate address labels from a CSV file and save them as PDFs.
Args:
csv_path: Path to the CSV file containing address data
label_type: Type of label to generate ("6x4" or "dk1201")
Returns:
List of paths to generated PDF files
"""
generated_files = []
with open(csv_path, 'r') as csvfile:
reader = csv.DictReader(csvfile)
for row in reader:
# Generate label for each row
pdf_path = self._generate_single_label(row, label_type)
if pdf_path:
generated_files.append(str(pdf_path))
return generated_files
def _generate_single_label(self, row: Dict[str, str], label_type: Literal["dk1201", "dk1241"]) -> Optional[str]:
"""Generate a single address label PDF.
Args:
row: Dictionary containing address data
label_type: Type of label to generate ("6x4" or "dk1201")
Returns:
Path to the generated PDF file or None if generation failed
"""
try:
# Prepare template data
template_data = {
"recipient_name": f"{row['FirstName']} {row['LastName']}",
"address_line1": row['Address1'],
"address_line2": row['Address2'],
"city": row['City'],
"state": row['State'],
"zip_code": row['PostalCode']
}
# Add return address path only for 6x4 labels
if label_type == "dk1241":
template_data["return_address_path"] = self.return_address_path
# Render HTML
html_content = self.templates[label_type].render(**template_data)
# Generate PDF
pdf_path = self.output_dir + f"{row['Order #']}_{label_type}.pdf"
HTML(string=html_content).write_pdf(str(pdf_path))
return pdf_path
except Exception as e:
print(f"Error generating label for order {row.get('Order #', 'unknown')}: {str(e)}")
return None