From 2c9129afd18895c62dd6e69c3d1fcedd49f0e115 Mon Sep 17 00:00:00 2001
From: dyk <1713588126@qq.com>
Date: Sun, 7 Nov 2021 14:44:44 +0800
Subject: [PATCH] 1

---
  DB.db      | Bin 0 -> 16384 bytes
 .gitignore  |   1 +
 api.py      | 145 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 model.py    |  37 ++++++++++++++
 practice.py |  62 ++++++++++++++++++++++
 5 files changed, 245 insertions(+)
 create mode 100644  DB.db
 create mode 100644 .gitignore
 create mode 100644 api.py
 create mode 100644 model.py
 create mode 100644 practice.py

diff --git a/ DB.db b/ DB.db
new file mode 100644
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GIT binary patch
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diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..75ec24a
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+__pycache__/*.pyc
diff --git a/api.py b/api.py
new file mode 100644
index 0000000..ae8e98b
--- /dev/null
+++ b/api.py
@@ -0,0 +1,145 @@
+from operator import add
+from flask import jsonify,request,session
+from model import AAA, app,db,User
+from flask_jwt_extended import create_access_token,JWTManager,jwt_required,get_jwt_claims, get_jwt_identity
+import hashlib
+
+app.config['JWT_SECRET_KEY'] = 'JWT'
+jwt = JWTManager(app)
+
+@app.route("/register",methods=["POST"])    #注册
+def register():
+    req_data=request.get_json()
+    new_username=req_data.get("username")
+    new_password=req_data.get("password")
+    new_token = create_access_token(identity=new_username)
+    new_user=User.query.filter(User.username==new_username).first()
+
+    if not all([new_username, new_password]):
+        return jsonify({"code":400,"msg":"请将账号密码填写完整"} )
+
+    if new_user is not None :
+        return jsonify({"code":400,"msg":"账号已存在"} )
+
+    add_user = User(username=new_username,password=new_password,token=new_token)
+    db.session.add(add_user)
+    db.session.commit()
+    return jsonify({
+        "code":200,
+        "msg":"用户注册成功",
+        "token":new_token
+        })
+
+
+
+
+@app.route("/login",methods=["POST"])       #登录
+def login():
+    req_data=request.get_json()
+    username=req_data.get("username")
+    password=req_data.get("password")
+    # password_md5=hashlib.md5(password.encode()).hexdigest()
+    user=User.query.filter(User.username==username).first()
+
+    if not all([username, password]):
+        return jsonify({"code":400,"msg":"参数不完整"} )
+
+    # if user is None or password_md5 != user.password:
+    if user is None or password != user.password:
+        return jsonify({"code":400,"msg":"账号或密码错误"} )
+       
+
+    token = create_access_token(identity=user.username)
+    User.query.filter(User.username==username).update({"token":token})
+    db.session.commit()
+  
+    return jsonify({
+        "code":200,
+        "msg": '登录成功',
+        "data":{
+            "token":token
+        }
+    })
+
+# str(AAA())
+# data = [
+#     {
+#         "id":1,
+#         "web":"xx"
+#     }
+# ]
+
+# jsonify(data=data)
+
+@app.route("/get",methods=["GET"])  #查
+@jwt_required
+def Get():
+    get_website=AAA.query.all() 
+    b=[]
+    for i in get_website:
+        a=dict() 
+        a["id"]=i.id
+        a["website"]=i.website
+        b.append(a)
+
+    return jsonify(b)
+
+
+@app.route("/add",methods=["POST"]) #增
+@jwt_required
+def Add():
+    try:
+        # claims = get_jwt_claims()
+        # current_user = get_jwt_identity()
+        add_website=request.get_json()
+        new_website= add_website.get("website")
+        add = AAA(website=new_website)
+        db.session.add(add)
+        db.session.commit()
+        return jsonify({"code":200,"msg":"数据添加成功"} )
+
+    except Exception as e:
+        return jsonify({"code":400,"msg":"格式不正确"} )
+    
+    
+
+@app.route("/modify",methods=["POST"])  #改
+@jwt_required
+def Modify():
+    try:
+        get_date=request.get_json()
+        modify_id= get_date.get("id")
+        modify_website= get_date.get("website")
+        id=AAA.query.filter(AAA.id==modify_id).first()
+        if id is None :
+            return jsonify({"code":400,"msg":"没有这项数据"} )
+        AAA.query.filter(AAA.id==modify_id).update({"website":modify_website})
+        db.session.commit()
+
+        return jsonify({"code":200,"msg":"数据修改成功"} )
+    except Exception as e:
+        return jsonify({"code":400,"msg":"格式不正确"} )
+
+
+@app.route("/delete",methods=["POST"])  #删
+@jwt_required
+def Delete():
+    try:
+        get_date=request.get_json()
+        delete_id= get_date.get("id")
+        id=AAA.query.filter(AAA.id==delete_id).first()
+        if id is None :
+            return jsonify({"code":400,"msg":"没有这项数据"} )
+        AAA.query.filter(AAA.id==delete_id).delete()
+        db.session.commit()
+
+        return jsonify({"code":200,"msg":"数据删除成功"} )
+    except Exception as e:
+        return jsonify({"code":400,"msg":"格式不正确"} )
+
+
+
+
+if __name__=="__main__":
+    app.run(host="0.0.0.0")
+# host="0.0.0.0"
\ No newline at end of file
diff --git a/model.py b/model.py
new file mode 100644
index 0000000..de67a8e
--- /dev/null
+++ b/model.py
@@ -0,0 +1,37 @@
+from enum import unique
+from flask_sqlalchemy import SQLAlchemy
+from flask import Flask
+
+app = Flask(__name__)
+
+app.config["SQLALCHEMY_DATABASE_URI"] = "sqlite:/// "+ "DB.db"    #配置
+app.config["SQLALCHEMY_TRACK_MODIFICATIONS"] = False
+app.config["SECRET_KEY"] = "jjjsks"
+
+db = SQLAlchemy(app)   #app作为参数实例化一个sqlalchemy类的对象
+
+class User (db.Model):
+    __tablename__="users"  
+    id=db.Column(db.Integer,primary_key=True)
+    username=db.Column(db.String(32),nullable=False,unique=True)
+    password=db.Column(db.String(64),nullable=False)
+    token=db.Column(db.String(1024))
+
+class AAA (db.Model):
+    __tablename__="aaa"
+    id=db.Column(db.Integer,primary_key=True)
+    website=db.Column(db.String(128))
+    
+    def AAA_to_dict():
+        get_db=AAA.query.all()
+        AAA_dict={
+            "id":AAA.id,
+            "website":AAA.website
+        }
+
+        return AAA_dict
+
+
+if __name__ == '__main__':
+    db.create_all()
+    # db.drop_all()
diff --git a/practice.py b/practice.py
new file mode 100644
index 0000000..ba5156c
--- /dev/null
+++ b/practice.py
@@ -0,0 +1,62 @@
+from model import db, User,AAA
+from flask_jwt_extended import create_access_token,jwt_required
+import hashlib
+# a = User(username="abc",password="123")
+# db.session.add(a)
+# db.session.commit()
+
+# b = User(username="董月坤",password="1234")
+# c = User(username="仇亚恒",password="1234")
+# db.session.add_all([a,b,c])
+# db.session.commit()
+
+# d = AAA(website="www.baidu.com")
+# e = AAA(website="www.123")
+# f = AAA(website="www.456")
+# db.session.add_all([d,e,f])
+# db.session.commit()
+
+ 
+# u=User.query.get(1)    #一个
+# print(u.username)
+
+# u=User.query.all()      #全部
+# for i in u:
+#     print(i.username)
+
+# username=my_json.get("username")
+# user=User.query.filter_by(username="abc").first()
+# print(user.username)
+
+# user=User.query.filter(User.username=="abc").first()
+# print(user.username)
+
+# token = create_access_token(identity=user.username)
+# print(token)
+
+# md5=hashlib.md5("123".encode()).hexdigest()
+# print(md5)
+
+# User.query.filter(User.username=="abc").update({"password":"123"})
+# db.session.commit()
+
+# user = Student.query.filter(Student.name == "李依").delete()
+
+
+get_website=AAA.query.all()
+
+b=[]
+for i in get_website:      #字典中key是唯一值 “id”相同 会覆盖掉只剩最后一项
+    a=dict() 
+    a["id"]=i.id
+    a["website"]=i.website
+    b.append(a)
+print(b)
+# print(b)
+# b.append(a)
+# print(b)   
+# a=dict() 
+# a[AAA.id]=AAA.website
+# a[12]=2222
+
+