"""Yearly growth curve calculation"""

from __future__ import annotations

import random

from typing import Any

def get_daily_order_count(

year: int,

month: int,

yearly_growth: dict[int, dict[str, Any]],

monthly_seasonality: dict[int, float],

scale: float,

rng: random.Random,

) -> int:

"""Calculate the daily order count for a given year/month."""

growth = yearly_growth[year]

lo, hi = growth["orders_per_day"]

base = rng.uniform(lo, hi)

seasonal = monthly_seasonality.get(month, 1.0)

return max(1, int(base * seasonal * scale))

def get_yearly_new_customers(

year: int,

yearly_growth: dict[int, dict[str, Any]],

scale: float,

) -> int:

"""Return the number of new customers for the given year."""

return max(1, int(yearly_growth[year]["new_customers"] * scale))

def get_yearly_active_products(

year: int,

yearly_growth: dict[int, dict[str, Any]],

scale: float,

) -> int:

"""Return the number of active products for the given year."""

return max(1, int(yearly_growth[year]["active_products"] * scale))