from pydantic import BaseModel, Field
from typing import Optional
from datetime import datetime

class ProjectBase(BaseModel):
    title: str = Field(..., max_length=255, description="Project title")
    description: str = Field(..., description="Project description")
    student_name: str = Field(..., max_length=100, description="Name of the student")
    supervisor_name: str = Field(..., max_length=100, description="Name of the supervisor")
    department: str = Field(..., max_length=100, description="Department name")
    year: int = Field(..., description="Project year")
    status: str = Field(..., max_length=50, description="Project status")
    technologies_used: str = Field(..., max_length=255, description="Technologies used in the project")
    github_link: str = Field(..., max_length=255, description="GitHub repository link")
    documentation_link: str = Field(..., max_length=255, description="Documentation link")
    grade: str = Field(..., max_length=10, description="Project grade")

class ProjectCreate(ProjectBase):
    class Config:
        schema_extra = {
            "example": {
                "title": "AI-Powered Chat Application",
                "description": "A real-time chat application using artificial intelligence",
                "student_name": "John Doe",
                "supervisor_name": "Dr. Jane Smith",
                "department": "Computer Science",
                "year": 2023,
                "status": "Completed",
                "technologies_used": "Python, FastAPI, React, TensorFlow",
                "github_link": "https://github.com/johndoe/ai-chat",
                "documentation_link": "https://docs.ai-chat.com",
                "grade": "A"
            }
        }

class Project(ProjectBase):
    id: int
    is_published: bool = False
    created_at: datetime
    updated_at: datetime

    class Config:
        orm_mode = True