Notion to Habitica Sync tool

notion2Habitica.py

import requests, json

#Notion's token and databaseId
token = 'XXX'
databaseId = 'XXX'

#Notion's headers
headers = {
    "Authorization": "Bearer " + token,
    "Content-Type": "application/json",
    "Notion-Version": "2021-05-13"
}

#Habitica's headers
headersHabitica = {

    "x-api-user": "XXX",
    "x-api-key": "XXX"
}

#Completed Status
def completed():
    return 'Completed';

#Prefix to the task when created in Habitica
def prefixChar():
    return "N2H_"
    
def readDatabaseOfNotion(databaseId, headers):
    readUrl = f"https://api.notion.com/v1/databases/{databaseId}/query"

    res = requests.request("POST", readUrl, headers=headers)
    data = res.json()
    print(res.status_code)
    # print(res.text)

    with open('./notion.json', 'w', encoding='utf8') as f:
        json.dump(data, f, ensure_ascii=False)

def readHabiticaData(headersHabitica):
    url = "https://habitica.com/api/v3/tasks/user?type=todos"

    res = requests.request("GET", url, headers=headersHabitica)
    data = res.json()
    print(res.status_code)
    # print(res.text)

    with open('./habitica.json', 'w', encoding='utf8') as f:
        json.dump(data, f, ensure_ascii=False)

def readHabiticaDoneData(headersHabitica):
    url = "https://habitica.com/api/v3/tasks/user?type=completedTodos"

    res = requests.request("GET", url, headers=headersHabitica)
    data = res.json()
    print(res.status_code)
    # print(res.text)

    with open('./habitica_done.json', 'w', encoding='utf8') as f:
        json.dump(data, f, ensure_ascii=False)

def createTodoInHabitica(name, headersHabitica):
    name = prefixN2H(name)
    url = "https://habitica.com/api/v3/tasks/user"

    res = requests.post(url, headers=headersHabitica, json={"text": name, "type": "todo", "priority":"2"})
    data = res.json()
    #print(res.text)


def scoreTaskInHabitica(id):
    url = f"https://habitica.com/api/v3/tasks/{id}/score/up"
    res = requests.post(url, headers=headersHabitica)
    print(res.status_code)
    
def scoreTaskInNotion(name, headers):
    url = f"https://api.notion.com/v1/pages/{name}"
    res = requests.patch(url, headers=headers, json={"properties": {"Status" : {"select" :{"name": completed()}}}})
    data = res.json()
    #print(res.text)
    print(res.status_code)

def prefixN2H(taskName):
    return prefixChar()+taskName

def isAbsentInHabitica(taskName, habiticaList):
    taskName = prefixN2H(taskName)
    for i in habiticaList:
        if taskName == i['name']:
            return False
    return True

def getHabiticaList(habitica_file):
    lst = []
    f = open(habitica_file,encoding="utf8")
    data = json.load(f)

    for i in data['data']:
        name = i['text']
        id = i['id']
        dict = {'name':name , 'id':id}
        lst.append(dict)
    f.close()
    return lst

def getNotionList(condn):
    lst = []
    f = open("notion.json")
    data = json.load(f)

    for i in data['results']:
        name = i['properties']['Name']['title'][0]['text']['content']
        status = i['properties']['Status']['select']['name']
        id = i['id']

        if condn(status):
            dict = {'name':name , 'id':id}
            lst.append(dict)
    f.close()
    return lst



def notionDoneCondn(status):
    return status == completed()


def notionNotDoneCondn(status):
    return status != completed()


def getDoneListOfNotion():
    return getNotionList(notionDoneCondn)


def getNotDoneListOfNotion():
    return getNotionList(notionNotDoneCondn)


def getTaskId(name, list):

    for i in list:
        if name == i['name']:
            return i['id']
    


def syncNotionToHabitica():
    print('==========================')
    print('Syncing Notion to Habitica')
    print('==========================')
    habiticaList = getHabiticaList("habitica.json")
    notionDoneList = getDoneListOfNotion()

    for task in notionDoneList:
        print('Processing completed Notion Task in Habitica ' + task['name'])
        name = prefixN2H(task['name'])
        habiticaid = getTaskId(name,habiticaList)
        if habiticaid is not None:
            print('Scoring in Habitica for ' + name + ':' + habiticaid)
            scoreTaskInHabitica(habiticaid)

    notionNotDoneList = getNotDoneListOfNotion()

    for task in notionNotDoneList:
        print('Processing Incomplete Notion Task ' + task['name'])
        if isAbsentInHabitica(task['name'],habiticaList):
            print('Missing in Habitica, Creating '+ task['name'] )
            createTodoInHabitica(task['name'], headersHabitica)
            


def syncHabiticaToNotion():
    print('==========================')
    print('Syncing Habitica to Notion')
    print('==========================')
    notionNotDoneList = getNotDoneListOfNotion()
    habiticaDoneList = getHabiticaList("habitica_done.json")
    for task in notionNotDoneList:
        try:
            print('Processing Notion task ' + task['name'])
            habitica_name = prefixN2H(task['name'])
            for i in habiticaDoneList :
                if habitica_name == i['name']:
                    print('Scoring in Notion for ' + habitica_name + ':' + task['id'])
                    scoreTaskInNotion(task['id'], headers)
            
        except Exception as e:
            #print(e)
            print('Cannot score : Old or absent Habitica todo ' + task['name'])
        
def readDB():
    print('==========================')
    print('Reading data')
    print('==========================')
    print('Reading Notion Data')
    readDatabaseOfNotion(databaseId, headers)
    print('Reading Habitica Data')
    readHabiticaData(headersHabitica)
    print('Reading Habitica Done Data')
    readHabiticaDoneData(headersHabitica)
    
    
readDB()
syncNotionToHabitica()
syncHabiticaToNotion()

Hi there, I updated some steps of the tutorial like adding the integration and add few code inside like the difficulty of the task in Habitica depends on the priority in Notion or removing the prefix.
https://github.com/vandaref/from_notion_to_habitica/tree/main
My bad I forgot to make a fork of your work