"""Synthetic user personas for simulation."""

from dataclasses import dataclass


@dataclass
class Persona:
    name: str
    description: str
    # Feature preference weights — used by deterministic judge
    prefers_high_priority: float  # 0–1: scales response to priority
    prefers_overdue: float        # 0–1: scales response to overdue tasks
    morning_active: bool          # higher engagement hours 6–10
    evening_active: bool          # higher engagement hours 18–22
    recency_bias: float           # 0–1: prefers recently-due tasks


PERSONAS: list[Persona] = [
    Persona(
        name="deadline-driven",
        description=(
            "Responds urgently to overdue and high-priority tasks. "
            "Most active in the morning. Dismisses low-priority tips."
        ),
        prefers_high_priority=0.9,
        prefers_overdue=0.85,
        morning_active=True,
        evening_active=False,
        recency_bias=0.3,
    ),
    Persona(
        name="evening-relaxed",
        description=(
            "Reviews tasks in the evenings. Neutral on priority. "
            "Snoozes morning recommendations."
        ),
        prefers_high_priority=0.5,
        prefers_overdue=0.4,
        morning_active=False,
        evening_active=True,
        recency_bias=0.5,
    ),
    Persona(
        name="low-priority-first",
        description=(
            "Clears small tasks first. Snoozes urgent items until deadline. "
            "Morning person."
        ),
        prefers_high_priority=0.2,
        prefers_overdue=0.6,
        morning_active=True,
        evening_active=False,
        recency_bias=0.7,
    ),
    Persona(
        name="consistent-responder",
        description=(
            "Engages consistently across hours and days. "
            "Acts on helpful tips regardless of priority."
        ),
        prefers_high_priority=0.6,
        prefers_overdue=0.6,
        morning_active=True,
        evening_active=True,
        recency_bias=0.5,
    ),
    Persona(
        name="overdue-ignorer",
        description=(
            "Avoids overdue tasks (stress avoidance). "
            "Focuses on future-due, high-priority items. Evening person."
        ),
        prefers_high_priority=0.8,
        prefers_overdue=0.1,
        morning_active=False,
        evening_active=True,
        recency_bias=0.2,
    ),
]