from pydantic import BaseModel
from typing import List, Optional
from datetime import datetime

class Condition(BaseModel):
    id: str
    code: str
    status: Optional[str] = ""
    onset_date: Optional[str] = None
    recorded_date: Optional[str] = None
    verification_status: Optional[str] = ""

class Medication(BaseModel):
    id: str
    name: str
    status: str
    prescribed_date: Optional[str] = None
    requester: Optional[str] = ""
    dosage: Optional[str] = ""

class Encounter(BaseModel):
    id: str
    type: str
    status: str
    period: dict
    service_provider: Optional[str] = ""

class Note(BaseModel):
    date: str
    type: str
    text: str
    context: Optional[str] = ""
    author: Optional[str] = "System"

class PatientCreate(BaseModel):
    full_name: str
    gender: str
    date_of_birth: str
    address: Optional[str] = ""
    city: Optional[str] = ""
    state: Optional[str] = ""
    postal_code: Optional[str] = ""
    country: Optional[str] = "US"
    marital_status: Optional[str] = "Never Married"
    language: Optional[str] = "en"
    conditions: Optional[List[Condition]] = []
    medications: Optional[List[Medication]] = []
    encounters: Optional[List[Encounter]] = []
    notes: Optional[List[Note]] = []