67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
import csv
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from datetime import datetime
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import io
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import os
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from flask import Blueprint, render_template, request
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from loguru import logger
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from transliterate import translit
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from app.models.collection import Collection
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from app.extensions import db
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collections = Blueprint("collections", __name__, url_prefix="/collections", template_folder="templates")
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@collections.route('/', methods=["POST"])
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def create_collection():
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data = request.form
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name = data.get('collection_name')
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if not name:
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return render_template('collections/create_form.j2', collections_error='Введите название базы!')
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if Collection.exists(name):
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return render_template('collections/create_form.j2', collections_error='База уже существует!')
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swap = 'afterbegin' if len(Collection.query.all()) > 0 else 'innerHTML'
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collection = Collection(name=name)
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db.session.add(collection)
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db.session.commit()
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return f"<option value=\"{collection.id}\" selected>{ collection.name }</option>", 200, {'Hx-Reswap': swap, 'HX-Retarget': '#collection-select'}
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@collections.route("/<int:id>", methods=["DELETE"])
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def delete_collection(id: int):
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collection: Collection = Collection.query.get_or_404(id)
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length = len(Collection.query.all()) - 1
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db.session.delete(collection)
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db.session.commit()
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if length <= 0:
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return "<small class=\"form-text\">Здесь ничего нет</small>", 200
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return "", 200
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@collections.route("/<int:id>/csv", methods=["GET"])
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def export_users_to_csv(id: int):
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collection: Collection = Collection.query.get_or_404(id)
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if len(collection.users) <= 0:
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return "", 204
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filename = f"{translit(collection.name, 'ru', reversed=True)} - {datetime.now()}.csv"
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fieldnames = collection.users[0].to_dict().keys()
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si = io.StringIO()
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writer = csv.DictWriter(si, fieldnames)
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writer.writeheader()
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writer.writerows(map(lambda user: user.to_dict(), filter(lambda user: not user.delete, collection.users)))
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return si.getvalue(), 200, {'Content-Disposition': f'attachment; filename={filename}', 'Content-type': 'text/csv; charset=utf-8'} |