eShrug

def initialise_expenses(expenseList):
    expenseList.append(createExpense(1,100,'clothing'))
    expenseList.append(createExpense(1,10,'transport'))
    expenseList.append(createExpense(1,25,'food'))
    expenseList.append(createExpense(3,50,'others'))
    expenseList.append(createExpense(5,25,'food'))
    expenseList.append(createExpense(9,30,'food'))
    expenseList.append(createExpense(15,22,'food'))
    expenseList.append(createExpense(22,34,'food'))
    expenseList.append(createExpense(23,66,'housekeeping'))
    expenseList.append(createExpense(24,100,'internet'))

def getDay(x):
    return x['day']

def getCategory(x):
    return x['category']

def getAmmount(x):
    return x['ammount']

def setDay(x,y):
    x['day']=y

def setCategory(x,y):
    x['category']=y

def setAmmount(x,y):
    x['ammount']=y

def isCategory(x):
    realCategories=['housekeeping','food','transport','clothing','internet','others']
    if x in realCategories:
        return True
    return False

def nicePrint(expenseList):
    for i in range(0,len(expenseList)):
        print('day:',getDay(expenseList[i]),' category:',getCategory(expenseList[i]),'  ammount:',getAmmount(expenseList[i]))

def createExpense(day,ammount,category):
    try:
        return {'day':int(day),
                'ammount':int(ammount),
                'category':category}
    except ValueError as ve:
        raise ValueError

def insertIntoPlace(expenseList,expense):
    i=0
    x=getDay(expenseList[0])
    j=len(expenseList)-1
    while i<j and x<getDay(expense):
        i+=1
        x=getDay(expenseList[i])
    if x<getDay(expense):
        expenseList.append(expense)
    else:
        expenseList.insert(i,expense)


def insertExpense(expenseList,category,ammount,day = False):
    if day == False:
        insertIntoPlace(expenseList,createExpense(getDay(expenseList[-1]),ammount,category))
    else:
        insertIntoPlace(expenseList,createExpense(day,ammount,category))

def ammountBigger(ammount1,ammount2):
    if ammount1>ammount2:
        return True
    return False
def ammountSmaller(ammount1,ammount2):
    if ammount1<ammount2:
        return True
    return False
def ammountEqual(ammount1,ammount2):
    if ammount1==ammount2:
        return True
    return False

def categoryList(expenseList,category):
    l=[]
    for i in range(0,len(expenseList)):
        if getCategory(expenseList[i])==category:
            l.append(expenseList[i])
    return l
def removeBySomething(expenseList,value,getSomething):
    i=0
    x=len(expenseList)-1
    while i<=x:
        if getSomething(expenseList[i])==value:
            del expenseList[i]
            x-=1
            i-=1
        i+=1


def removeFromList(expenseList,p1,p2=None):
    try:
        if p2==None:
            if isCategory(p1)==True:
                removeBySomething(expenseList,p1,getCategory)
            else:
                removeBySomething(expenseList,int(p1),getDay)
        else:
            i=int(p1)+1
            j=int(p2)
            while i<j :
                removeBySomething(expenseList,i,getDay)
                i+=1
        nicePrint(expenseList)
    except ValueError as ve:
        raise ValueError


def showExpensesUI(expenseList,category=None,sign=None,value=0):
    if category==None:
        nicePrint(expenseList)
        return
    writeList=categoryList(expenseList,category)
    if sign==None:
        nicePrint(writeList)
        return
    i=0
    x=len(writeList)-1
    while i<=x:
        if sign(getAmmount(writeList[i]),value)==False:
            del writeList[i]
            x-=1
            i-=1
        i+=1
    if len(writeList)>0:
        nicePrint(writeList)
    else:
        print('No such thing was found')
    return

def addUI(expenseList,parameterList):
    if len(parameterList)==2 and isCategory(parameterList[1])==True:
        insertExpense(expenseList,parameterList[1],parameterList[0])
        print('expense registered')
    else:
        print('Invalid input')


def insertUI(expenseList,parameterList):
    if len(parameterList)==3 and isCategory(parameterList[2])==True:
        insertExpense(expenseList,parameterList[2],parameterList[1],parameterList[0])
        print('expense registered')
    else:
        print('invalid input')

def writeUI(expenseList,parameterList):
    realSigns={'>':ammountBigger,'=':ammountEqual,'<':ammountSmaller}
    if len(parameterList)>3 or len(parameterList)==2 :
        print('invalid input')
        return
    if len(parameterList)==0:
        showExpensesUI(expenseList)
    elif len(parameterList)==1 and isCategory(parameterList[0])==True:
        showExpensesUI(expenseList,parameterList[0])
    elif isCategory(parameterList[0])==True and parameterList[1] in realSigns.keys() :
            showExpensesUI(expenseList,parameterList[0],realSigns[parameterList[1]],int(parameterList[2]))
    else:
            print('invalid input')

def removeUI(expenseList,parameterList):
    if len(parameterList)>3 or len(parameterList)==2 or len(parameterList)==0:
        print('invalid input')
        return
    if len(parameterList)==3:
        if not parameterList[1] == 'to':
            print('invalid input')
            return
        removeFromList(expenseList,parameterList[0],parameterList[2])
    else:
        removeFromList(expenseList,parameterList[0])

def readCommand():
    UInput=input()
    command=UInput.split(' ')[0]
    parameters=UInput.split(' ')[1:]
    return {'command':command,'parameters':parameters}

def start():
    expenseList=[]
    initialise_expenses(expenseList)
    print(expenseList)
    while True:
        realCommands={'add':addUI,'insert':insertUI,'list':writeUI,'remove':removeUI}
        read=readCommand()
        try:
            if read['command'] in realCommands.keys():
                realCommands[read['command']](expenseList,read['parameters'])
            elif read['command'] == 'exit':
                return
            else:
                print('invalid input brother')
        except ValueError as ve:
            print("Value Error")

start()