"""
Pydantic schemas for Open API project endpoints.
"""
from enum import Enum
from datetime import datetime
from typing import Optional, List
from pydantic import BaseModel, Field


class ProjectType(str, Enum):
    IMAGE = "image"
    TEXT = "text"


class OpenProjectItem(BaseModel):
    project_id: str = Field(..., description="项目ID")
    project_name: str = Field(..., description="项目名称")
    description: str = Field(default="", description="项目描述")
    project_type: ProjectType = Field(..., description="项目类型")
    task_type: str = Field(..., description="任务类型")
    status: str = Field(..., description="项目状态")
    created_by: str = Field(default="", description="创建人")
    created_at: datetime = Field(..., description="创建时间")
    updated_at: Optional[datetime] = Field(None, description="更新时间")
    task_count: int = Field(default=0, description="总任务数")
    completed_task_count: int = Field(default=0, description="已完成任务数")


class OpenProjectDetailItem(OpenProjectItem):
    assigned_task_count: int = Field(default=0, description="已分配任务数")
    completion_percentage: float = Field(default=0.0, description="完成率")


class OpenProjectListData(BaseModel):
    items: List[OpenProjectItem]
    total: int
    page: int
    page_size: int
    total_pages: int
    has_next: bool
    has_prev: bool


class OpenProjectListResponse(BaseModel):
    code: int = Field(default=0)
    message: str = Field(default="success")
    data: OpenProjectListData


class OpenProjectDetailResponse(BaseModel):
    code: int = Field(default=0)
    message: str = Field(default="success")
    data: OpenProjectDetailItem