"""Applicant profile passed from web → apply on each request."""
from dataclasses import dataclass, field
from datetime import datetime


@dataclass
class Profile:
    salutation: str = "Herr"
    firstname: str = ""
    lastname: str = ""
    email: str = ""
    telephone: str = ""
    street: str = ""
    house_number: str = ""
    postcode: str = ""
    city: str = ""

    # WBS
    is_possessing_wbs: bool = False
    wbs_type: str = "0"
    wbs_valid_till: str = "1970-01-01"      # ISO date string
    wbs_rooms: int = 0
    wbs_adults: int = 0
    wbs_children: int = 0
    is_prio_wbs: bool = False

    # optional: immomio login for providers that need it
    immomio_email: str = ""
    immomio_password: str = ""

    @property
    def person_count(self) -> int:
        return self.wbs_adults + self.wbs_children

    @property
    def adult_count(self) -> int:
        return self.wbs_adults

    @property
    def children_count(self) -> int:
        return self.wbs_children

    def wbs_valid_till_dt(self) -> datetime:
        try:
            return datetime.strptime(self.wbs_valid_till, "%Y-%m-%d")
        except ValueError:
            return datetime(1970, 1, 1)

    @classmethod
    def from_dict(cls, d: dict) -> "Profile":
        safe = {k: d.get(k) for k in cls.__dataclass_fields__.keys() if k in d and d[k] is not None}
        # normalise booleans + ints
        for k in ("is_possessing_wbs", "is_prio_wbs"):
            if k in safe:
                v = safe[k]
                if isinstance(v, str):
                    safe[k] = v.lower() in ("true", "1", "yes", "on")
                else:
                    safe[k] = bool(v)
        for k in ("wbs_rooms", "wbs_adults", "wbs_children"):
            if k in safe:
                try:
                    safe[k] = int(safe[k])
                except (TypeError, ValueError):
                    safe[k] = 0
        return cls(**safe)