def my_gifts():
user_id = current_user.id
user_gifts = Gift.get_user_gifts(user_id)
isbn_list = [i.isbn for i in user_gifts]
wish_count_list = Gift.get_wish_counts(isbn_list)
return 'my gifts'
def save_to_gifts(isbn):
"""
赠送 礼物, 书籍
:param isbn:
:return:
# 数据库事务 sqlalchemy 事务操作
回滚
rollback
"""
if current_user.can_save_tolist(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
# xxxxerror
current_user.beans += BEANS_UPLOAD_ONE_BOOK
db.session.add(gift)
else:
flash("这本书已经添加到你的赠送清单里面了. Sorry,can't save isbn:{}".format(isbn))
# return "sorry,can't save isbn:{}".format(isbn)
return redirect(url_for('web.book_detail', isbn=isbn))
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn): # 这里是判断是否是在用户的清单中
# 如果存储出错，实行事务回滚
# try:
# gift = Gift()
# gift.isbn = isbn
# gift.uid = current_user.id # 获取当前用户的ID，该用户存储在LoginManger中
# current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK'] # 增加鱼豆的数量
# db.session.add(gift)
# db.session.commit()
# except Exception as e:
# db.session.rollback()
# raise e
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id # 获取当前用户的ID，该用户存储在LoginManger中
current_user.beans += current_app.config[
'BEANS_UPLOAD_ONE_BOOK'] # 增加鱼豆的数量
db.session.add(gift)
else:
print('这本书已经添加到你要赠送的清单或已经存在于你的心愿清单，请不要重复添加！')
flash('这本书已经添加到你要赠送的清单或已经存在于你的心愿清单，请不要重复添加！')
# 赠送成功后跳转到原书本详情页面
return redirect(url_for('web.book_detail', isbn=isbn))
def my_gifts():
uid = getattr(g, REQUEST_USER_ID)
gifts_of_mine = Gift.get_user_gifts(uid)
isbns = [gift.isbn for gift in gifts_of_mine]
wish_counts = Gift.get_wish_counts(isbns)
view = MyGifts(gifts_of_mine, wish_counts)
return SuccessResponse(data=view.gifts)()
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
"""
try:
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
db.session.commit()
except Exception as e:
db.session.rollback()
raise e
"""
else:
flash('这本书已添加至你的赠送清单或存在于你的心愿清单，请不要重复添加')
return redirect(url_for('web.book_detail', isbn=isbn))
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid) #根据当前用户id获取其对应的赠送清单
isbn_list = [wish.isbn for wish in gifts_of_mine] #获取赠送清单中全部书籍的isbn号
wish_count_list = Gift.get_wish_counts(isbn_list) #根据isbn号查询Wish表有哪些人想要这本书
view_model = MyTrades(gifts_of_mine, wish_count_list)
return render_template('my_wish.html', wishes=view_model.trades)
def my_gifts():
uid = current_user.id
gifts_of_mime = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts_of_mime]
wish_count_list = Gift.get_wish_counts(isbn_list)
view_model = MyGifts(gifts_of_mime, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.gifts)
def save_to_gifts(isbn):
'''
check if isbn valid
check if book exists
:param isbn:
:return:
'''
if current_user.can_save_to_list(isbn):
# transaction
# enable consistency
# rollback
# try:
with db.auto_commit():
# here the code is what do after yield
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
# db.session.commit()
# except Exception as e:
# db.session.rollback()
# raise e
else:
flash('already added to your wish list or gift list!')
return redirect(url_for('web.book_detail', isbn=isbn))
def my_gifts():
uid = current_user.id
gifts_list = Gift.get_user_gifts(uid)
gifts_isbn = [gift.isbn for gift in gifts_list]
gifts_wishes_count = Gift.get_wishes_count(gifts_isbn)
my_gifts_view_model = MyTrades(gifts_list, gifts_wishes_count)
return render_template('my_gifts.html', gifts=my_gifts_view_model.trades)
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(isbn_list)
view_model = MyTrade(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.trades)
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gift(uid)
isbn_list = [gift.isbn for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(isbn_list)
view_model = MyTrades(gifts_of_mine, wish_count_list)
return render_template("my_gifts.html", gifts=view_model.trades)
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid)
book_id_list = [gift.book_id for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(book_id_list)
view_model = MyGifts(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.gifts)
def save_to_gift(isbn):
if current_user.can_save_to_list(isbn):
'''
# 事务
try:
gift = Gift()
gift.isbn = isbn
# User模型里实现的方法
gift.uid = current_user.id
# 加鱼豆
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
# 上面操作了两张表，SQLAlchemy天然支持事务
db.session.commit()
except Exception as e: # 如果不回滚，那么这次和后续的插入都会失败
db.session.rollback()
raise e
'''
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
# User模型里实现的方法
gift.uid = current_user.id
# 加鱼豆
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
else:
flash('你当前有赠送这本书或你心愿清单里有这本书')
return redirect(url_for('web.book_detail', isbn=isbn))
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(isbn_list)
view_model = MyGifts(gifts_of_mine, wish_count_list) # 因为gifts和wishes的viewmodel是完全一样的 我们可以封装一个trade就行 如果这里要使用 改这两行代码
return render_template('my_gifts.html', gifts=view_model.gifts)
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts_of_mine]
wishes_count_list = Gift.get_wish_counts(isbn_list)
my_gifts = MyTrades(gifts_of_mine, wishes_count_list)
return render_template('my_gifts.html', gifts=my_gifts.trades)
def my_gifts():
uid = current_user.id
gifts = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts]
wish_count_list = Gift.get_wish_counts(isbn_list)
# Gift.get_wish_counts(isbn_list)
view_model = MyTrades(gifts, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.trades)
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid)
# 根据查询的礼物列表将每个礼物的isbn查询出来组成列表
gifts_isbn_list = [gift.isbn for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(gifts_isbn_list)
my_gifts_view_model = MyTrades(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=my_gifts_view_model.trades)
def my_gifts():
gifts_of_mine = Gift.get_user_gifts(current_user.id)
isbn_list = [gift.isbn for gift in gifts_of_mine]
wishes_count_list = Gift.get_wish_counts(isbn_list)
giftViewModel = MyGiftViewModels(gifts_of_mine, wishes_count_list)
print("*************************")
print(giftViewModel.gifts)
return render_template("my_gifts.html", gifts=giftViewModel.gifts)
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid) # 用户的礼物清单
# 需要查询想要书籍的人数
isbn_list = [gift.isbn for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(isbn_list)
view_model = MyTrades(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.trades)
def my_gifts():
uid = current_user.id
gifts = Gift.query.filter_by(uid=uid, launched=False).order_by(
desc(Gift.create_time)).all()
gifts_of_mine = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts]
wish_count_list = Gift.get_wish_counts(isbn_list)
view_model = MyGifts(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.gifts)
def my_gifts():
uid = current_user.id
from app.models.gift import Gift
gifts_of_mine = Gift.get_user_gifts(uid)
isbn_list = [gift.isbn for gift in gifts_of_mine]
wish_count_list = Gift.get_wish_counts(isbn_list)
# view_model = MyGifts(gifts_of_mine,wish_count_list)
view_model = MyTrades(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.trades)
def save_to_gift(bid):
# 事务
with db.auto_commit():
gift = Gift()
gift.bid = bid
gift.uid = current_user.id
current_user.beans = 1
db.session.add(gift)
return 'ok'
def my_gifts():
uid = current_user.id
gifts_of_mine = Gift.get_user_gifts(uid)
#获取gift的ISBN列表
isbn_list = [gift.isbn for gift in gifts_of_mine]
#计算想要这本书的人数，返回人数 和 ISBN 的集合
wish_count_list = Gift.get_wish_counts(isbn_list)
#修改格式显示
view_model = MyGifts(gifts_of_mine, wish_count_list)
return render_template('my_gifts.html', gifts=view_model.gifts)
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
else:
flash('不要重复赠送书籍或添加愿望清单')
def save_to_wish(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
db.session.add(gift)
else:
flash('这本书已添加至您的赠送清单或者心愿清单，请勿重复添加')
return redirect(url_for('web.book_detail', isbn=isbn))
def save_to_gifts(isbn):
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
# current_user.beans += 0.5
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
db.session.commit()
pass
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
else:
flash('这本书已经添加到你的赠送清单或已经存在与你的心愿清单，请不要重复添加')
def save_to_gifts(isbn):
if current_user.can_save_to_db(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
else:
flash("这本书已经添加至你的赠送清单或者已经存在于你的心愿清单，请勿重复添加。")
return redirect(url_for('web.book_detail', isbn=isbn))
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.id = current_user.id
current_user.beans += current_user.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
else:
flash('这本书已添加到赠送清单或心愿清单，请不要重复添加')
return redirect(url_for('web.book_detail', isbn=isbn))
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config["BEANS_UPLOAD_BOOK"]
db.session.add(gift)
else:
flash("这本书已添加至你的赠送清单或已存在于你的心愿清单")
return redirect(url_for("web.book_detail", isbn=isbn))
def get_recently_upload():
start = request.args['start']
pre_page_count = current_app.config['PRE_PAGE_COUNT']
recently_upload = Gift.paged_query(start,
pre_page_count,
soft=True,
launched=False)
books = [r_u.book for r_u in recently_upload]
total = Gift.get_total(soft=True, launched=False)
result = {'books': books, 'total': total}
return jsonify(result)
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
else:
flash("这本书以添加进您的赠送清单或已经存在于您的心愿清单，请不要重复添加")
return redirect(url_for('web.book_detail', isbn=isbn))
def save_to_gifts(isbn):
if current_user.can_save_to_list(isbn):
# 事务，保证user和gift的一致性，rollback
# try:
with db.auto_commit():
gift = Gift()
gift.isbn = isbn
gift.uid = current_user.id
#################################################
current_user.beans += current_app.config['BEANS_UPLOAD_ONE_BOOK']
db.session.add(gift)
# db.session.commit()
# except Exception as e:
# db.session.rollback()
# raise e
else:
flash('这本书已经添加至你的赠送清单或者一存在于你的心愿清单，请不要重复添加')
return redirect('web.book_detail', isbn=isbn)
def index():
recent_gifts = Gift.recent()
books = [BookViewModel(gift.book) for gift in recent_gifts]
return render_template('index,html', recent=books)