create_database.py

# -*- coding:utf-8 -*-
__author__ = "MuT6 Sch01aR"
from flask import Flask, render_template, session, redirect, url_for, flash, request, jsonify
import os
from flask_sqlalchemy import SQLAlchemy
from flask_script import Manager, Shell
from forms import Login, SearchBookForm, ChangePasswordForm, EditInfoForm, SearchStudentForm, NewStoreForm, StoreForm, BorrowForm,FeatureForm, HarrisScoreForm
from flask_login import UserMixin, LoginManager, login_required, login_user, logout_user, current_user
import time, datetime


basedir = os.path.abspath(os.path.dirname(__file__))

app = Flask(__name__)
manager = Manager(app)

app.config['SECRET_KEY'] = 'hard to guess string'
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///' + os.path.join(basedir, 'data.sqlite')
app.config['SQLALCHEMY_COMMIT_ON_TEARDOWN'] = True
db = SQLAlchemy(app)
from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import Column, String, Integer
Base = declarative_base()
engine = create_engine("mysql+pymysql://root:root@127.0.0.1/test", encoding="utf-8", echo=True, max_overflow=5)
# 连接mysql数据库，echo为是否打印结果


class Admin(UserMixin, db.Model):
    __tablename__ = 'admin'
    admin_id = db.Column(db.String(6), primary_key=True)
    admin_name = db.Column(db.String(32))
    password = db.Column(db.String(24))
    right = db.Column(db.String(32))

    def __init__(self, admin_id, admin_name, password, right):
        self.admin_id = admin_id
        self.admin_name = admin_name
        self.password = password
        self.right = right

    def get_id(self):
        return self.admin_id

    def verify_password(self, password):
        if password == self.password:
            return True
        else:
            return False

    def __repr__(self):
        return '<Admin %r>' % self.admin_name


class PredictData(db.Model):
    __tablename__ = 'predict_data'
    id = db.Column(db.Integer, primary_key=True, autoincrement=False)
    f1 = db.Column(db.String(64))
    f2 = db.Column(db.String(64))
    f3 = db.Column(db.String(64))
    label = db.Column(db.String(64))
    def __init__(self,f1, f2, f3, label):
        self.f1 = f1
        self.f2 = f2
        self.f3 = f3
        self.label = label
    def __repr__(self):
        return '<f1: %r f2: %r f3: %r label: %r>' % (self.f1,self.f2,self.f3,self.label)



class HarrisScoreData(db.Model):
    __tablename__ = 'harrisscore_data'
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    subtime = db.Column(db.String(64))
    pain = db.Column(db.String(64))
    func = db.Column(db.String(64))
    rng = db.Column(db.String(64))
    score = db.Column(db.String(64))
    def __init__(self,subtime, pain, func, rng, score):
        self.subtime = subtime
        self.pain = pain
        self.func = func
        self.rng = rng
        self.score = score
    def __repr__(self):
        return '<time: %r pain: %r function: %r range: %r score: %r>\n' % (self.subtime,self.pain,self.func,self.rng,self.score)



class Book(db.Model):
    __tablename__ = 'book'
    isbn = db.Column(db.String(13), primary_key=True)
    book_name = db.Column(db.String(64))
    author = db.Column(db.String(64))
    press = db.Column(db.String(32))
    class_name = db.Column(db.String(64))

    def __repr__(self):
        return '<Book %r>' % self.book_name


class Student(db.Model):
    __tablename__ = 'student'
    card_id = db.Column(db.String(8), primary_key=True)
    student_id = db.Column(db.String(9))
    student_name = db.Column(db.String(32))
    sex = db.Column(db.String(2))
    telephone = db.Column(db.String(11), nullable=True)
    enroll_date = db.Column(db.String(13))
    valid_date = db.Column(db.String(13))
    loss = db.Column(db.Boolean, default=False)  # 是否挂失
    debt = db.Column(db.Boolean, default=False)  # 是否欠费

    def __repr__(self):
        return '<Student %r>' % self.student_name


class Inventory(db.Model):
    __tablename__ = 'inventory'
    barcode = db.Column(db.String(6), primary_key=True)
    isbn = db.Column(db.ForeignKey('book.isbn'))
    storage_date = db.Column(db.String(13))
    location = db.Column(db.String(32))
    withdraw = db.Column(db.Boolean, default=False)  # 是否注销
    status = db.Column(db.Boolean, default=True)  # 是否在馆
    admin = db.Column(db.ForeignKey('admin.admin_id'))  # 入库操作员

    def __repr__(self):
        return '<Inventory %r>' % self.barcode


class ReadBook(db.Model):
    __tablename__ = 'readbook'
    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
    barcode = db.Column(db.ForeignKey('inventory.barcode'), index=True)
    card_id = db.Column(db.ForeignKey('student.card_id'), index=True)
    start_date = db.Column(db.String(13))
    borrow_admin = db.Column(db.ForeignKey('admin.admin_id'))  # 借书操作员
    end_date = db.Column(db.String(13), nullable=True)
    return_admin = db.Column(db.ForeignKey('admin.admin_id'))  # 还书操作员
    due_date = db.Column(db.String(13))  # 应还日期

    def __repr__(self):
        return '<ReadBook %r>' % self.id


Base.metadata.create_all(engine)  # 创建表结构
# 父类Base调用所有继承他的子类来创建表结构