flask_crud_app/routes/export_csv.py

29 lines
867 B
Python

from flask import Blueprint, Response
from models import Asset
import csv
import io
export_csv_bp = Blueprint('export_csv', __name__)
@export_csv_bp.route('/export_csv', methods=['POST'])
def export_csv():
output = io.StringIO()
outcsv = csv.writer(output, delimiter='|')
records = Asset.query.all() # Fetch all records from the database
# Write headers
outcsv.writerow([column.name for column in Asset.__mapper__.columns])
# Write data rows
for record in records:
outcsv.writerow([getattr(record, column.name) for column in Asset.__mapper__.columns])
output.seek(0) # Move cursor to the beginning
# Send the file as a download
return Response(
output.getvalue(),
mimetype="text/csv",
headers={"Content-Disposition": "attachment; filename=inventory_export.csv"}
)