"""Модели пользователей."""

import uuid
from datetime import datetime, timezone

from sqlalchemy import Column, DateTime, Enum, Float, Integer, String, Text, func
from sqlalchemy.dialects.postgresql import UUID as PG_UUID
from sqlalchemy.orm import Mapped, mapped_column, relationship

from app.core.database import Base


class User(Base):
    __tablename__ = "users"

    id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    email: Mapped[str] = mapped_column(String(255), unique=True, nullable=False, index=True)
    password_hash: Mapped[str | None] = mapped_column(String(255))
    full_name: Mapped[str | None] = mapped_column(String(100))
    avatar_url: Mapped[str | None] = mapped_column(Text)
    role: Mapped[str] = mapped_column(Enum("client", "freelancer", "both"), nullable=False, default="freelancer")
    is_verified: Mapped[bool] = mapped_column(default=False)
    created_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), server_default=func.now())
    updated_at: Mapped[datetime] = mapped_column(DateTime(timezone=True), onupdate=func.now())

    # Relationships
    freelancer_profile: Mapped["FreelancerProfile | None"] = relationship(back_populates="user", uselist=False)
    client_profile: Mapped["ClientProfile | None"] = relationship(back_populates="user", uselist=False)


class FreelancerProfile(Base):
    __tablename__ = "freelancer_profiles"

    user_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, nullable=False)
    bio: Mapped[str | None] = mapped_column(Text)
    skills: Mapped[list] = mapped_column("skills", postgresql.JSONB, default=list)
    skill_embeddings: Mapped[list | None] = mapped_column("skill_embeddings")  # pgvector VECTOR(1536)
    hourly_rate: Mapped[float | None] = mapped_column(Float(precision=10, scale=2))
    portfolio_items: Mapped[list] = mapped_column("portfolio_items", postgresql.JSONB, default=list)
    experience_years: Mapped[int | None] = mapped_column(Integer)
    languages: Mapped[list] = mapped_column("languages", postgresql.JSONB, default=list)
    rating: Mapped[float] = mapped_column(Float(precision=3, scale=2), default=5.0)
    total_jobs_completed: Mapped[int] = mapped_column(Integer, default=0)
    response_time_hours: Mapped[int | None] = mapped_column(Integer)
    is_online: Mapped[bool] = mapped_column(default=False)
    last_seen: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))

    user: Mapped["User"] = relationship(back_populates="freelancer_profile")


class ClientProfile(Base):
    __tablename__ = "client_profiles"

    user_id: Mapped[uuid.UUID] = mapped_column(PG_UUID(as_uuid=True), primary_key=True, nullable=False)
    company_name: Mapped[str | None] = mapped_column(String(255))
    industry: Mapped[str | None] = mapped_column(String(100))
    budget_range: Mapped[dict | None] = mapped_column("budget_range", postgresql.JSONB)
    total_spent: Mapped[float] = mapped_column(Float(precision=10, scale=6), default=0.0)
    rating: Mapped[float] = mapped_column(Float(precision=3, scale=2), default=5.0)

    user: Mapped["User"] = relationship(back_populates="client_profile")