"""Project model."""
from sqlalchemy import Column, String, Integer, Text, DateTime, ForeignKey, Boolean
from app.models.base import Base, TimestampMixin, TenantMixin


class Project(Base, TimestampMixin, TenantMixin):
    """A project is the top-level business unit.

    Lifecycle: draft -> planning -> in_progress -> review -> accepted -> archived
    """
    __tablename__ = "projects"

    id = Column(Integer, primary_key=True, autoincrement=True)
    name = Column(String(300), nullable=False)
    description = Column(Text, default="")
    status = Column(String(50), nullable=False, default="draft")

    # Owner (project manager)
    owner_id = Column(Integer, ForeignKey("users.id"), nullable=False)

    # Timeline
    start_date = Column(DateTime, nullable=True)
    end_date = Column(DateTime, nullable=True)

    # Budget (in cents to avoid float issues)
    budget_limit_cents = Column(Integer, nullable=True)

    # Acceptance criteria
    acceptance_criteria = Column(Text, default="")

    # Tags for categorization
    tags = Column(String(500), default="")

    def __repr__(self):
        return f"<Project {self.name} [{self.status}]>"