import datetime
from db import ApiEndpoint, MedodsAPI, UsersMedods, VkPost, db
from http_client import send_request


def updateMedodsUsers() -> bool:
    from app import logger

    try:
        medodsApi = MedodsAPI.query.first()
        if not medodsApi:
            return False
        requestParams = ApiEndpoint.query.filter_by(title="Список докторов").first()
        if not requestParams:
            return False
        response = send_request(
            requestParams.method,
            f"{medodsApi.url}{requestParams.url_path}",
            params=requestParams.query_params,
        )
        logger.info("Получен ответ")
        if not response:
            logger.error("Ответ не получен")
            return False
        logger.info(response.json())
        usersFromDB = []
        for user in response.json():
            if user["availabilityForOnlineRecording"] != "available":
                continue
            userDict = {
                "id": int(user["id"]),
                "name": f"{user['surname']} {user['name']} {user['secondName']}",
                "short_name": f"{user['surname']} {user['name'][:1]}. {user['secondName'][:1]}.",
                "sex": user["sex"],
                "step": int(user["appointmentDuration"]),
                "specialties": [spec["title"] for spec in user["specialties"]],
            }
            usersFromDB.append(userDict)
        logger.info(f"Получено {len(usersFromDB)} докторов")
        actualUsersIds = [user["id"] for user in usersFromDB]
        logger.info(f"{actualUsersIds = }")
        allExistingUsers = UsersMedods.query.all()
        for user in allExistingUsers:
            if user.id not in actualUsersIds:
                logger.info(f"Удален доктор {user.name} {user.surname}")
                db.session.delete(user)
                db.session.commit()

        for user in usersFromDB:
            existingUser = UsersMedods.query.filter_by(id=user["id"]).first()
            if existingUser:
                logger.info(f"Обнаружен доктор {user['name']} {user['surname']}")
                changes = False
                if existingUser.name != user["name"]:
                    existingUser.name = user["name"]
                    existingUser.short_name = user["short_name"]
                    changes = True
                if existingUser.step != user["step"]:
                    existingUser.step = user["step"]
                    changes = True
                if existingUser.specialties != user["specialties"]:
                    existingUser.specialties = user["specialties"]
                    changes = True

                if changes:
                    logger.info(f"Обновлен доктор {user['name']} {user['surname']}")
                    db.session.commit()
            else:
                logger.info(f"Добавлен доктор {user['name']} {user['surname']}")
                newUser = UsersMedods(
                    id=user["id"],
                    name=user["name"],
                    short_name=user["short_name"],
                    sex=user["sex"],
                    step=user["step"],
                    specialties=user["specialties"],
                )
                db.session.add(newUser)
                db.session.commit()

        return True
    except Exception as e:
        logger.error(f"Ошибка при обновлении списка докторов: {e}")
        return False


def getFreeSlots(vkPost) -> dict:
    from app import logger

    try:
        if not vkPost:
            logger.error("Информация для размещения поста не найдена")
            return {}
        selectedUsersIds = vkPost.selected_users
        selectedUsers = UsersMedods.query.filter(
            UsersMedods.id.in_(selectedUsersIds)
        ).all()
        requestParams = ApiEndpoint.query.filter_by(
            title="Свободные записи на дату"
        ).first()
        medodsApi = MedodsAPI.query.first()

        if not requestParams or len(selectedUsers) == 0 or not medodsApi:
            logger.error("Ошибка получения необходимых параметров")
            return {}

        userParams = [{str(user.id): {"step": user.step}} for user in selectedUsers]

        tomorrow = datetime.date.today() + datetime.timedelta(days=1)
        the_day_after_tomorrow = tomorrow + datetime.timedelta(days=1)
        startDate = tomorrow.strftime("%Y-%m-%d")
        endDate = the_day_after_tomorrow.strftime("%Y-%m-%d")

        json = requestParams.payload
        json["startDate"] = startDate
        json["endDate"] = endDate
        json["userParams"] = userParams

        url = medodsApi.url + requestParams.url_path

        response = send_request(
            requestParams.method,
            url,
            json,
        )
        if not response:
            return {}
        slotsDataFull = response.json()
        if len(slotsDataFull.keys()) == 0:
            return {}
        firstKey = list(slotsDataFull.keys())[0]
        slotsData = {"date": firstKey, "slots": slotsDataFull.get(firstKey)}
        return slotsData
    except Exception as e:
        logger.error(f"Ошибка при получении свободных приемов: {e}")
        return {}


def setDynamicText():
    from app import logger

    try:
        vkPost = VkPost.query.first()
        if not vkPost:
            logger.error("Информация для размещения поста не найдена")
            return vkPost
        freeSlots = getFreeSlots(vkPost)
        if len(freeSlots.keys()) == 0:
            logger.error("Нет свободных приемов")
            return vkPost
        userIds = [int(key) for key in freeSlots["slots"].keys()]
        usersMedods = UsersMedods.query.filter(UsersMedods.id.in_(userIds)).all()
        if len(usersMedods) == 0:
            logger.error("Не найдены доктора с свободными приемами")
            return vkPost

        usersMedods.sort(key=lambda x: x.name)
        users = [user.toDict() for user in usersMedods]

        dateText = (
            freeSlots["date"][8:]
            + "."
            + freeSlots["date"][5:7]
            + "."
            + freeSlots["date"][:4]
        )

        dynamicText = f"📌 Свободная запись на 📅 {dateText}:\n\n"

        for user in users:
            sex_icon = "👨‍⚕️" if user["sex"] == "male" else "👩‍⚕️"
            slots = freeSlots["slots"][str(user["id"])]
            name = user["name"] if vkPost.full_name else user["shortName"]

            dynamicText += f"{sex_icon} {name} ({', '.join(user['specialties'])}):\n"
            dynamicText += f"🕒 {', '.join(slots)}\n\n"

        vkPost.dynamic_text = dynamicText
        db.session.commit()

        return vkPost

    except Exception as e:
        logger.error(f"Ошибка при обновлении списка докторов: {e}")
        return