mechanical/main.py

# fastapi
from fastapi import FastAPI, Request, Response, HTTPException, status, Depends , Form
from fastapi import templating
from fastapi.templating import Jinja2Templates
from fastapi.responses import HTMLResponse, RedirectResponse, JSONResponse
from fastapi.middleware.cors import CORSMiddleware

from fastapi.staticfiles import StaticFiles

# fastapi view function parameters
from typing import List, Optional
import json
# path
import sys

from sqlalchemy.sql.elements import False_  
# time
# import datetime
from datetime import timedelta, datetime
# db
import dataset
from passlib import context
from sqlalchemy.sql.expression import true
import models
from random import randint,uniform
# authorize
from passlib.context import CryptContext
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")

import jwt
from fastapi_jwt_auth import AuthJWT
from fastapi_jwt_auth.exceptions import AuthJWTException
from fastapi.security import OAuth2AuthorizationCodeBearer, OAuth2PasswordRequestForm
import numpy as np
import pymysql

class dateEncode(json.JSONEncoder):
    def default(self, obj):
        if isinstance(obj, datetime):
            return obj.strftime('%Y-%m-%d %H:%M:%S')
        else:
            return json.JSONEncoder.default(self, obj)
pymysql.install_as_MySQLdb()
db_settings = {
    "host": "db.ptt.cx",
    "port": 3306,
    "user": "choozmo",
    "password": "pAssw0rd",
    "db": "Water_tower",
    "charset": "utf8mb4"
}

# app
app = FastAPI()
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)



SECRET_KEY = "df2f77bd544240801a048bd4293afd8eeb7fff3cb7050e42c791db4b83ebadcd"
ALGORITHM = "HS256"
ACCESS_TOKEN_EXPIRE_MINUTES = 3000
pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")

# 
app.mount(path='/templates', app=StaticFiles(directory='templates'), name='templates')
app.mount(path='/static', app=StaticFiles(directory='static'), name='static ')



# 
templates = Jinja2Templates(directory='templates')


@AuthJWT.load_config
def get_config():
    return models.Settings()


# view
@app.get('/', response_class=HTMLResponse)
async def index(request: Request):
    print(request)
    return templates.TemplateResponse(name='index.html', context={'request': request})
     

@app.get('/login', response_class=HTMLResponse)
async def login(request: Request):
    return templates.TemplateResponse(name='login.html', context={'request': request})


@app.post("/login")
async def login_for_access_token(request: Request, form_data: OAuth2PasswordRequestForm = Depends(), Authorize: AuthJWT = Depends()):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    
    user = authenticate_user(form_data.username, form_data.password)
    if not user:
        raise HTTPException(
            status_code=status.HTTP_401_UNAUTHORIZED,
            detail="Incorrect username or password",
            headers={"WWW-Authenticate": "Bearer"},
        )
    access_token_expires = timedelta(minutes=ACCESS_TOKEN_EXPIRE_MINUTES)
    access_token = create_access_token(
        data={"sub": user.username}, expires_delta=access_token_expires
    )
    table = db['users']
    user.token = access_token
    print(user)
    table.update(dict(user), ['username'],['password'])
    access_token = Authorize.create_access_token(subject=user.username)
    refresh_token = Authorize.create_refresh_token(subject=user.username)
    Authorize.set_access_cookies(access_token)
    Authorize.set_refresh_cookies(refresh_token)
    #return templates.TemplateResponse("home.html", {"request": request, "msg": 'Login'})
    return {"access_token": access_token, "token_type": "bearer"}       # 回傳token給前端


@app.get('/register', response_class=HTMLResponse)
async def login(request: Request):
    return templates.TemplateResponse(name='rigister_test.html', context={'request': request})


@app.post('/register')
async def register(request: Request, form_data: OAuth2PasswordRequestForm = Depends()):
    user = models.User(**await request.form())
    print(form_data.username, form_data.password, user)
    user.id = randint(1000, 9999)
    user.isAdmin = 0 #預設為非管理者
    user.roleType = 0 #預設為employee
    # 密碼加密
    #user.password = get_password_hash(user.password)
    
    # 存入DB
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    user_table = db['users']
    user_table.insert(dict(user))
    
    # 跳轉頁面至登入
    return templates.TemplateResponse(name='login.html', context={'request': request})


@app.get('/home', response_class=HTMLResponse)
async def home(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    #add_data()
    return templates.TemplateResponse(name='home.html', context={'request': request})

@app.get('/home/show', response_class=HTMLResponse)
async def home(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    current_user = Authorize.get_jwt_subject()
    result = [{'user_role':check_role_type(current_user)}]
    result.append(check_tower_health(current_user))
    #print(result)
    return json.dumps(result,ensure_ascii=False)

@app.get('/org', response_class=HTMLResponse)
async def tower(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    current_user = Authorize.get_jwt_subject()
    result = get_user_under_organization(current_user)
    return json.dumps(result,ensure_ascii=False)


@app.get('/tower', response_class=HTMLResponse)
async def tower(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    current_user = Authorize.get_jwt_subject()
    result = get_user_under_organization(current_user)
    result.append({'Data' : get_tower_info('dev001')})
    return templates.TemplateResponse(name='tower.html', context={"request":request})

@app.get('/tower/org', response_class=HTMLResponse)
async def tower(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    current_user = Authorize.get_jwt_subject()
    result = get_user_under_organization(current_user)
    return json.dumps(result,ensure_ascii=False)

@app.get('/tower/', response_class=HTMLResponse)
async def tower(request: Request,company:str,factory:str,department:str,towerGroup:str, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    #current_user = Authorize.get_jwt_subject()
    tower_arr = get_tower(company,factory,department,towerGroup)
    result = []
    for tower in tower_arr:
        result.append({'tower_name': tower,'tower_data': get_tower_info(tower)})
    
    return json.dumps(result,ensure_ascii=False, cls = dateEncode)

@app.get('/tower/performance/{tower_id}', response_class=HTMLResponse)
async def member_authority(request:Request,tower_id: str,Authorize: AuthJWT = Depends()):
    """設定成員權限"""
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login') 

    result = get_tower_perform(tower_id)
    print(result)
    return json.dumps(result,ensure_ascii=False, cls = dateEncode)

       

@app.get('/optim', response_class=HTMLResponse)
async def optim(request: Request, Authorize: AuthJWT = Depends()):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    statement = 'SELECT  value FROM record_tower WHERE record_tower.key = "hotTemp"'
    x = 0
    y = 0
    z = 0
    for temp in db.query(statement):
        print(temp['value'])
        x=temp['value']
    statement2 = 'SELECT  value FROM record_tower WHERE record_tower.key = "coldTempData2"'
    for temp2 in db.query(statement2):
        print(temp2['value'])
        y=temp2['value']
    statement3 = 'SELECT  value FROM record_tower WHERE record_tower.key = "wetTemp"'
    for temp3 in db.query(statement3):
        print(temp3['value'])
        z=temp3['value']
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    return templates.TemplateResponse(name='optim.html',context={'request': request,"x":x,"y":y,"z":z})


@app.get('/vibration', response_class=HTMLResponse)
async def vibration(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    return templates.TemplateResponse(name='vibration_test.html', context={'request': request})

@app.get('/channel/{tower_id}/{channel_id}', response_class=HTMLResponse)
async def vibration(request: Request,tower_id:str,channel_id:str,Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    
    print(find_vibration_id(tower_id,channel_id))
    result = get_channel_info(find_vibration_id(tower_id,channel_id))
    return json.dumps(result,ensure_ascii=False, cls = dateEncode)

@app.get('/channel_chart/{tower_id}/{channel_id}', response_class=HTMLResponse)
async def vibration(request: Request,tower_id:str,channel_id:str,Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    
    print(find_vibration_id(tower_id,channel_id))
    result = get_channel_health(find_vibration_id(tower_id,channel_id))
    return json.dumps(result,ensure_ascii=False, cls = dateEncode)

@app.get('/channel_predict/{tower_id}/{channel_id}', response_class=HTMLResponse)
async def vibration(request: Request,tower_id:str,channel_id:str,Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    
    #print(find_vibration_id(tower_id,channel_id))
    result = get_predect_data(find_vibration_id(tower_id,channel_id))
    return json.dumps(result,ensure_ascii=False, cls = dateEncode)


@app.get('/history', response_class=HTMLResponse)
async def history(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    # current_user = Authorize.get_jwt_subject()
    return templates.TemplateResponse(name='history.html', context={'request': request})


@app.get('/device', response_class=HTMLResponse)
async def device(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    # current_user = Authorize.get_jwt_subject()
    return templates.TemplateResponse(name='device.html', context={'request': request})


@app.get('/system', response_class=HTMLResponse)
async def system(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    # current_user = Authorize.get_jwt_subject()
    return templates.TemplateResponse(name='system.html', context={'request': request})

@app.get('/member', response_class=HTMLResponse)
async def get_member(request: Request, Authorize: AuthJWT = Depends()):
    """獲取所有帳號資訊"""
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')

    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    statement = 'SELECT  id,username,isAdmin FROM users'
    json_dic = []
    for row in db.query(statement):
        #print(row['id'],row['username'])
        json_dic.append({'username':row['username'],'isAdmin':row['isAdmin'],'roleType':check_role_type(row['username']),'role_name' :get_role_name(check_role_type(row['username']))})
    result  = json.dumps(json_dic,ensure_ascii=False)
    
    return result

@app.get('/member/edit/', response_class=HTMLResponse)
async def login(request: Request, name:str,isAdmin:int,isEnable:int ,Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    current_user = Authorize.get_jwt_subject()
    current_user_roleType = check_role_type(current_user)
    del_user_roleType = check_role_type(name)
    statement = 'SELECT isAdmin FROM users WHERE userName = "'+current_user+'"'
    for row in db.query(statement):
        if row['isAdmin']!=1:
            return json.dumps([{'msg':'你沒有權限'}],ensure_ascii=False)

    if del_user_roleType == None:
        return json.dumps([{'msg':'不存在使用者'}],ensure_ascii=False)
    elif current_user_roleType>del_user_roleType or current_user_roleType==del_user_roleType:
        return json.dumps([{'msg':'你沒有權限'}],ensure_ascii=False)

    user_dic = get_user(name)
    print(user_dic)
    user_dic.isAdmin = isAdmin 
    user_dic.isEnable = isEnable
    
    table = db['users']
    table.update(dict(user_dic), ['username'])
    return json.dumps([{'msg':"成功更改"}],ensure_ascii=False)

@app.get('/member_delete', response_class=HTMLResponse)
async def login(request: Request, Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    return templates.TemplateResponse(name='delete_member_test2.html', context={'request': request})

@app.post('/member_delete')
async def delete_member(request: Request):
    """刪除成員"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    del_user = models.del_user(**await request.form())
    delete_name = del_user.del_name
    statement = 'SELECT * FROM users'
    current_user = ''
    for row in db.query(statement):
        if row['token'] != None :
            if compare_jwt_token(row['token'],del_user.access_token):
                current_user = row['username']
    if current_user == '':
        return {'msg':'尚未登入'}

    statement = 'SELECT isAdmin FROM users WHERE userName = "'+current_user+'"'
    for row in db.query(statement):
        if row['isAdmin']!=1:
            return {'msg': ' 你沒有權限'}
    
    current_user_roleType = check_role_type(current_user)
    del_user_roleType = check_role_type(delete_name)
    
    if del_user_roleType == None:
        return {'msg':'不存在使用者'}
    elif current_user_roleType>del_user_roleType or current_user_roleType==del_user_roleType:
        return {'msg': ' 你沒有權限'}
    else :
        table = db['users']
        table.delete(username=delete_name)

    return {'msg': ' 成功刪除'}

@app.get('/member_authority/{edit_one}', response_class=HTMLResponse)
async def member_authority(request:Request,edit_one: int,Authorize: AuthJWT = Depends()):
    """設定成員權限"""
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    context  = {'request': request}
    current_user = Authorize.get_jwt_subject()
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    statement = check_isAdmin(current_user)
    if statement == "no user":
        return templates.TemplateResponse(name='notice.html', context={"request":request,'msg':'no user' })
    elif statement == 0:
        return  templates.TemplateResponse(name='notice.html', context={"request":request,'msg':"沒有權限" })
    current_user_roleType = check_role_type(current_user)
     
    if edit_one == None:
        return templates.TemplateResponse(name='notice.html', context={"request":request,'msg':'no role' })
    elif int(current_user_roleType)>int(edit_one) or int(current_user_roleType)==int(edit_one):
        return templates.TemplateResponse(name='notice.html', context={"request":request,'msg':"沒有權限" })
    result = check_role_acl(edit_one)
    
    if result == []:
        cmd = 'SELECT id FROM module'
        for row in db.query(cmd):
            dic_tmp = {'id':0,'isView':0,'isAdd':0 ,'isEdit':0,'isDel':0,'role_id' : edit_one}
            context[get_modul_name(row['id']) ] = dic_tmp
    else:
        for dic in result:
            modul_name = get_modul_name(dic['module_id'])
            del dic['module_id']
            context[modul_name ] = dic
    return templates.TemplateResponse(name='member_authority_test.html', context=context)
    
@app.post('/member_authority')
async def member_authority(request: Request):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    edit_one = models.user_authority(**await request.form())
    statement = 'SELECT * FROM users'
    current_user = ''
    for row in db.query(statement):
        if row['token'] != None :
            if compare_jwt_token(row['token'],edit_one.access_token):
                current_user = row['username']
    if current_user == '':
        return templates.TemplateResponse(name='notice.html', context={"request":request,'msg':'尚未登入'})

    statement = check_isAdmin(current_user)
    if statement == "no user":
        return  templates.TemplateResponse(name='notice.html', context={"request":request,'msg':statement })
    elif statement == 0:
        return   templates.TemplateResponse(name='notice.html', context={"request":request,'msg':'你沒有權限' })
    
    current_user_roleType = check_role_type(current_user)
    edit_one_roleType = edit_one.role_id
    

    if current_user_roleType>edit_one_roleType or current_user_roleType==edit_one_roleType:
        return  templates.TemplateResponse(name='notice.html', context={"request":request,'msg': ' 你沒有權限'})
    else :
        row = ['ai_prediction' ,'channel' ,'device', 'event', 'index' ,'performance', 'record', 'setting_device' ,'setting_system','tower']
        if check_role_acl(edit_one.role_id) == []:
            for module in row :
                new_dict = edit_one.get_acl_from_module_name(module)
                new_dict["id"]= None
                table = db['role_acl']
                table.insert(new_dict)
        else:
            for module in row :
                new_dict = edit_one.get_acl_from_module_name(module)
                table = db['role_acl']
                table.update(new_dict, ['id'])

    return templates.TemplateResponse(name='notice.html', context={"request":request,'msg': '成功更改權限'})
    
    


# 溫度API
@app.get('/temperature')
async def get_temperatures():
    """ 撈DB溫度 """
    return {'hot_water': 30.48, 'cold_water': 28.10, 'wet_ball': 25.14}

@app.post("/example")
async def example(request: Request,Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
    current_user = Authorize.get_jwt_subject()
    #form_data = await request.form()
    
    print( current_user)
    return current_user

@app.post('/user')
def user(Authorize: AuthJWT = Depends()):
    Authorize.jwt_required()

    current_user = Authorize.get_jwt_subject()
    return {"user": current_user}

@app.get("/add_data", response_class=HTMLResponse)
async def example(request: Request,Authorize: AuthJWT = Depends()):
    try:
        Authorize.jwt_required()
    except Exception as e:
        print(e)
        return RedirectResponse('/login')
    add_data()
    return  templates.TemplateResponse(name='test.html', context={'request': request})


@app.get('/health')
async def get_health(date: str):
    """ 撈健康指標、預設健康指標 """
    date = str(datetime.strptime(date, "%Y-%m-%d"))[:10]
    print(date)
    print(str(datetime.today()))
    print(str(datetime.today()-timedelta(days=1)))


    fake_data = {
        str(datetime.today())[:10]: {'curr_health': 0.7, 'pred_health': 0.8},
        str(datetime.today()-timedelta(days=1))[:10]: {'curr_health': 0.6, 'pred_health': 0.7},
    }
    
    return fake_data[date]


@app.get('/history_data')
async def get_history(time_end: str):
    """ 透過終點時間，抓取歷史資料。 """
    date = str(datetime.strptime(time_end, "%Y-%m-%d"))[:10]
    print(date)
    print(str(datetime.today()))
    print(str(datetime.today()-timedelta(days=1)))


    fake_data = {
        str(datetime.today())[:10]: {
            'curr_history': {
                'RPM_1X': list(np.random.rand(13)),
                'RPM_2X': list(np.random.rand(13)),
                'RPM_3X': list(np.random.rand(13)),
                'RPM_4X': list(np.random.rand(13)),
                'RPM_5X': list(np.random.rand(13)),
                'RPM_6X': list(np.random.rand(13)),
                'RPM_7X': list(np.random.rand(13)),
                'RPM_8X': list(np.random.rand(13)),
                'Gear_1X': list(np.random.rand(13)),
                'Gear_2X': list(np.random.rand(13)),
                'Gear_3X': list(np.random.rand(13)),
                'Gear_4X': list(np.random.rand(13)),
            },
            'past_history': {
                'RPM_1X': list(np.random.rand(13)),
                'RPM_2X': list(np.random.rand(13)),
                'RPM_3X': list(np.random.rand(13)),
                'RPM_4X': list(np.random.rand(13)),
                'RPM_5X': list(np.random.rand(13)),
                'RPM_6X': list(np.random.rand(13)),
                'RPM_7X': list(np.random.rand(13)),
                'RPM_8X': list(np.random.rand(13)),
                'Gear_1X': list(np.random.rand(13)),
                'Gear_2X': list(np.random.rand(13)),
                'Gear_3X': list(np.random.rand(13)),
                'Gear_4X': list(np.random.rand(13)),
            }
        },
        str(datetime.today()-timedelta(days=1))[:10]: {
            'curr_history': {
                'RPM_1X': list(np.random.rand(13)),
                'RPM_2X': list(np.random.rand(13)),
                'RPM_3X': list(np.random.rand(13)),
                'RPM_4X': list(np.random.rand(13)),
                'RPM_5X': list(np.random.rand(13)),
                'RPM_6X': list(np.random.rand(13)),
                'RPM_7X': list(np.random.rand(13)),
                'RPM_8X': list(np.random.rand(13)),
                'Gear_1X': list(np.random.rand(13)),
                'Gear_2X': list(np.random.rand(13)),
                'Gear_3X': list(np.random.rand(13)),
                'Gear_4X': list(np.random.rand(13)),
            },
            'past_history': {
                'RPM_1X': list(np.random.rand(13)),
                'RPM_2X': list(np.random.rand(13)),
                'RPM_3X': list(np.random.rand(13)),
                'RPM_4X': list(np.random.rand(13)),
                'RPM_5X': list(np.random.rand(13)),
                'RPM_6X': list(np.random.rand(13)),
                'RPM_7X': list(np.random.rand(13)),
                'RPM_8X': list(np.random.rand(13)),
                'Gear_1X': list(np.random.rand(13)),
                'Gear_2X': list(np.random.rand(13)),
                'Gear_3X': list(np.random.rand(13)),
                'Gear_4X': list(np.random.rand(13)),
            }
        },
    }
    return fake_data[date]


# Login funtion part
def check_user_exists(username):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    if int(next(iter(db.query('SELECT COUNT(*) FROM Water_tower.users WHERE userName = "'+username+'"')))['COUNT(*)']) > 0:
        return True
    else:
        return False


def get_user(username: str):
    """ 取得使用者資訊(Model) """
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    if not check_user_exists(username):  # if user don't exist
        return False
    user_dict = next(
        iter(db.query('SELECT * FROM Water_tower.users where userName ="'+username+'"')))
    user = models.User(**user_dict)
    return user
    

def user_register(user):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    table = db['users']
    #user.password = get_password_hash(user.password)
    table.insert(dict(user))


def get_password_hash(password):
    """ 加密密碼 """
    return pwd_context.hash(password)


def verify_password(plain_password, hashed_password):
    """ 驗證密碼(hashed) """
    return pwd_context.verify(plain_password, hashed_password)


def authenticate_user(username: str, password: str):
    """ 連線DB，讀取使用者是否存在。 """
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    if not check_user_exists(username):  # if user don't exist
        return False
    if not check_user_isEnable(username):
        return False
    user_dict = next(iter(db.query('SELECT * FROM Water_tower.users where userName ="'+username+'"')))
    user = models.User(**user_dict)
    #if not verify_password(password, user.password):
        #return False
    return user


def create_access_token(data: dict, expires_delta: Optional[timedelta] = None):
    """ 創建token，並設定過期時間。 """
    to_encode = data.copy()
    if expires_delta:
        expire = datetime.utcnow() + expires_delta
    else:
        expire = datetime.utcnow() + timedelta(minutes=15)
    to_encode.update({"exp": expire})
    encoded_jwt = jwt.encode(to_encode, SECRET_KEY, algorithm=ALGORITHM)
    return encoded_jwt

def compare_jwt_token(access_token: str, token: str):
    """比對jwt token"""
    if  len(access_token) < len(token):
        if access_token in token:
            return True
        else :
            return False
    elif len(access_token) > len(token):
        if token in access_token:
            return True
        else :
            return False
    else :
        if token == access_token:
            return True
        else :
            return False

def check_isAdmin(user_name:str):
    """查看是否為管理員"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    isAdmin = None
    cmd =  'SELECT isAdmin FROM users WHERE userName = "'+user_name+'"'
    for row in db.query(cmd) :
        isAdmin = row['isAdmin']
    if isAdmin== None:
        return "no user"
    return isAdmin

def check_role_type(user_name:str)->int:
    """查看使用者權限"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT user_role.role_id FROM `users` JOIN `user_role` ON `users`.id = `user_role`.user_id where `users`.username = "'+user_name+'"'
    role_type = None
    for row in db.query(cmd) :
        role_type = row['role_id']
    return role_type
            

def check_role_acl(role:int):
    """查看權限"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT * FROM role_acl where role_id = '+str(role)
    
    result = []
    for row in db.query(cmd) :
        dic ={}
        for col_name in db['role_acl'].columns:
            dic[col_name] = row[col_name]
        if dic != {}:
            result.append(dic)
    return result

def get_role_name(role_id:int):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT * FROM role where id = '+str(role_id)
    role:str
    for row in db.query(cmd) :
        role = row['name']
    return role

def check_user_isEnable(user_name:str)->bool:
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT isEnable FROM users where username = "'+str(user_name)+'"'
    able:bool
    for row in db.query(cmd) :
        able = row['isEnable']
    return able

def get_user_under_organization(user_name:str):
    """查看所屬公司"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    user_role = check_role_type(user_name)
    print(user_name,user_role)
    cmd = 'SELECT * FROM organization'
    result = []
    if int(user_role) == 1 :
        for row in db.query(cmd) :
            company = row['Company']
            factory = row['Factory']
            department = row['Department']
            cmd2 = 'SELECT TowerGroupCode FROM device WHERE CompanyCode = "' + company + '" AND FactoryCode = "' + factory + '" AND DepartmentCode = "' + department + '"'
            group = []
            for row2 in db.query(cmd2):
                if row2['TowerGroupCode'] not in group :
                    group.append(row2['TowerGroupCode'])
            result.append({'company':company,'factory':factory,'department':department,'group':group,'able':1}) 
            
    elif int(user_role) == 2:
        cmd2 = 'SELECT company FROM user WHERE user.username ="'+user_name +'"'
        company_able:str
        
        for row in db.query(cmd2) : 
            company_able = row['company']
        for row in db.query(cmd) :
            company = row['Company']
            factory = row['Factory']
            department = row['Department']
            
            cmd3 = 'SELECT TowerGroupCode FROM device WHERE CompanyCode = "' + company + '" AND FactoryCode = "' + factory + '" AND DepartmentCode = "' + department + '"'
            group = []
            for row2 in db.query(cmd3):
                if row2['TowerGroupCode'] not in group :
                    group.append(row2['TowerGroupCode'])
            if company == company_able:
                result.append({'company':company,'factory':factory,'department':department,'group':group,'able':1}) 
            else:
                result.append({'company':company,'factory':factory,'department':department,'group':group,'able':0}) 

    elif int(user_role) == 3:
        cmd2 = 'SELECT company,factory FROM users WHERE users.username = "'+user_name +'"'
        company_able:str
        factory_able:str
        num = 0
        for row in db.query(cmd2) : 
            company_able = row['company']
            factory_able = row['factory']
        for row in db.query(cmd) :
            company = row['Company']
            factory = row['Factory']
            department = row['Department']
            
            cmd3 = 'SELECT TowerGroupCode FROM device WHERE CompanyCode = "' + company + '" AND FactoryCode = "' + factory + '" AND DepartmentCode = "' + department + '"'
            group = []
            for row2 in db.query(cmd3):
                if row2['TowerGroupCode'] not in group :
                    group.append(row2['TowerGroupCode'])
            if company == company_able and factory==factory_able:
                result.append({'company':company,'factory':factory,'department':department,'group':group,'able':1}) 
            else:
                result.append({'company':company,'factory':factory,'department':department,'group':group,'able':0})
            
    elif int(user_role) == 4:
        cmd2 = 'SELECT company,factory,department FROM users WHERE username = "'+user_name +'"'
        company_able:str
        factory_able:str
        department_able:str
        
        for row in db.query(cmd2) :
            company_able = row['company']
            factory_able = row['factory']
            department_able = row['department']
        for row in db.query(cmd) :
            company = row['Company']
            factory = row['Factory']
            department = row['Department']
            
            cmd3 = 'SELECT TowerGroupCode FROM device WHERE CompanyCode = "' + company + '" AND FactoryCode = "' + factory + '" AND DepartmentCode = "' + department + '"'
            group = []
            for row2 in db.query(cmd3):
                if row2['TowerGroupCode'] not in group :
                    group.append(row2['TowerGroupCode'])
            if company == company_able and factory==factory_able and department==department_able:
                result.append({'company':company,'factory':factory,'department':department,'group':group,'able':1}) 
            else:
                result.append({'company':company,'factory':factory,'department':department,'group':group,'able':0}) 
            
    else :
        result =[ {'msg':"error"}]
    return result

def get_user_id(user_name:str):
    """獲取user id"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT id FROM `users`  where username = "'+user_name+'"'
    id = None
    for row in db.query(cmd) :
        id = row['id']
    return id

def get_user_name(user_id:int):
    """獲取user name"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT username FROM `users`  where id = "'+user_id+'"'
    id = None
    for row in db.query(cmd) :
        id = row['username']
    return id

def get_modul_name(modul_id:str):
    """獲取modul名稱"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT moduleName FROM  `module` where id = "'+modul_id+'"'    
    modul_name = None
    for row in db.query(cmd) :
        modul_name = row['moduleName']
    return modul_name

def get_tower_info(tower_id:str):
    """獲取水塔資料"""
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT * FROM  `record_dcs` where device_id = "'+tower_id+'"'
    result ={'DCS':{},'Fan':{},'Moter':{},'Device_info':{}}
    for row in db.query(cmd) :
        result['DCS'][row['key']]=row['value']
    
    cmd = 'SELECT * FROM  `record_tower` where device_id = "'+tower_id+'"'
    for row in db.query(cmd) :
        result['Fan'][row['key']]=row['value']

    result['Moter'] = []
    cmd = 'SELECT * FROM  `vibration` where device_id = "'+tower_id+'"'
    tmp = {}
    for row in db.query(cmd) :
        for col in db['vibration'].columns :
                tmp[col] = row[col]
        result['Moter'].append(tmp)
        tmp = {}
 
    cmd = 'SELECT * FROM  `device` where id = "'+tower_id+'"'
    for row in db.query(cmd):
        for col in db['device'].columns :
            if col != 'createTime':
                result['Device_info'][col] = row[col]

    return result

def get_tower_perform(tower_id:str):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT * FROM  `record_performance` where deviceCode = "'+tower_id+'" AND designWFR = 27000'
    result = [{}]
    for row in db.query(cmd):
        for col in db['record_performance'].columns :
            if col != 'createTime':
                result[0][col] = row[col]
    #print(result)
    return result

def get_tower(company:str,factory:str,department:str,towerGroup:str):
    towergroup_arr =[]
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT id FROM  `device` where CompanyCode = "'+company+'" AND FactoryCode = "' +factory+'" AND DepartmentCode = "'+department+'" AND TowerGroupCode = "' + towerGroup + '"'
    for row in db.query(cmd) :
        towergroup_arr.append(row['id'])
    
    return towergroup_arr

def check_tower_health(user_name:str):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    org = get_user_under_organization(user_name)
    #print(org)
    towers : list
    result = []
    for dic in org:
        #print(dic)
        if dic['able'] == 1:
            for group in dic['group']:
                towers = get_tower(dic['company'],dic['factory'],dic['department'],group)
                for tower in towers:
                    cmd = 'SELECT CVIndex,threshold FROM  `vibration` where device_id = "'+tower+'"'
                    health =1
                    for row in db.query(cmd) :
                        if int(row['CVIndex']) < int(row['threshold']):
                            health = 0
                    result.append({'company':dic['company'], 'factory':dic['factory'], 'department':dic['department'], 'group': group, 'tower':  tower, 'health': health})
    return result 

def find_vibration_id(tower_id:str,channel_id:str):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT id FROM  `vibration` where device_id = "'+tower_id+'" AND channelName = "' +channel_id+'"'
    for row in db.query(cmd) :
        return row['id']

def get_channel_info(vibration_id):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    cmd = 'SELECT * FROM  `record_diagnosis` where vibration_id = "'+vibration_id+'"'
    result = {'CVIndex':'','threshold':''}
    for row in db.query(cmd) :
        for col in db['record_diagnosis'].columns :
                result[col] = row[col]
        cmd2='SELECT CVIndex,threshold FROM  `vibration` where id = "'+vibration_id+'"'
        for row2 in db.query(cmd2) :
            result['CVIndex'] = row['CVIndex']
            result['threshold'] = row['threshold']
    print(result)
    return result

def get_channel_health(vibration_id:str):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    result = []
    data_name = ['CV_index', 'Vrms' ,'RPM']
    for row in data_name:
        result.append({'name':row,'data':[]}) 
    cmd = 'SELECT * FROM record_health where vibration_id = "'+vibration_id+'"'
    for row in db.query(cmd) :
        for dic in result:
            dic['data'].append(row[dic['name']])
    return result

def get_predect_data(vibration_id:str):
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    result = {}
    cmd = 'SELECT * FROM record_prediction_upd where vibration_id = "'+vibration_id+'"'
    for row in db.query(cmd) :
        arr = row['predictData'].split(',')
        result['data']=arr

    return result


def add_data():
    db = dataset.connect('mysql://choozmo:pAssw0rd@db.ptt.cx:3306/Water_tower?charset=utf8mb4')
    loc_dt = datetime.today() 
    loc_dt_format = loc_dt.strftime("%Y-%m-%d %H:%M:%S")
    cmd = "TRUNCATE TABLE record_health"
    db.query(cmd)
    for j in range(1,5):
        for i in range(0,7):
            time_del = timedelta(days=i)
            date=loc_dt-time_del
            db['record_health'].insert(dict(time_stamp=date, CV_index=uniform(0.6, 0.8), Vrms=uniform(1,3),Grms = uniform(1,3),RPM=uniform(1,3),vibration_id = j))