"""Project schemas."""
from pydantic import BaseModel, Field
from typing import Optional, List
from datetime import datetime


class ProjectCreate(BaseModel):
    name: str = Field(..., min_length=1, max_length=300)
    description: str = ""
    start_date: Optional[datetime] = None
    end_date: Optional[datetime] = None
    budget_limit_cents: Optional[int] = None
    acceptance_criteria: str = ""
    tags: str = ""


class ProjectUpdate(BaseModel):
    name: Optional[str] = None
    description: Optional[str] = None
    status: Optional[str] = None
    start_date: Optional[datetime] = None
    end_date: Optional[datetime] = None
    budget_limit_cents: Optional[int] = None
    acceptance_criteria: Optional[str] = None
    tags: Optional[str] = None


class ProjectResponse(BaseModel):
    id: int
    name: str
    description: str
    status: str
    owner_id: int
    tenant_id: int
    start_date: Optional[datetime] = None
    end_date: Optional[datetime] = None
    budget_limit_cents: Optional[int] = None
    acceptance_criteria: str = ""
    tags: str = ""
    created_at: datetime
    updated_at: datetime

    model_config = {"from_attributes": True}


class ProjectStats(BaseModel):
    """Project-level statistics for dashboard."""
    total_tasks: int = 0
    pending_tasks: int = 0
    in_progress_tasks: int = 0
    review_tasks: int = 0
    done_tasks: int = 0
    total_cost_cents: int = 0
    total_artifacts: int = 0
    pending_reviews: int = 0