from fastapi import APIRouter, HTTPException
from typing import List
from app.models import Project, ProjectCreate
from app.services.database import get_db
import json

router = APIRouter()

@router.get("", response_model=List[Project])
async def list_projects():
    db = await get_db()
    cursor = await db.execute("""
        SELECT p.*, COUNT(t.id) as ticket_count 
        FROM projects p 
        LEFT JOIN tickets t ON p.id = t.project_id 
        GROUP BY p.id
    """)
    rows = await cursor.fetchall()
    await db.close()
    return [dict(row) for row in rows]

@router.post("", response_model=Project)
async def create_project(project: ProjectCreate):
    db = await get_db()
    try:
        cursor = await db.execute(
            "INSERT INTO projects (name, key, description, webhook_url) VALUES (?, ?, ?, ?)",
            (project.name, project.key.upper(), project.description, project.webhook_url)
        )
        await db.commit()
        project_id = cursor.lastrowid
        
        cursor = await db.execute("SELECT * FROM projects WHERE id = ?", (project_id,))
        row = await cursor.fetchone()
        await db.close()
        return {**dict(row), "ticket_count": 0}
    except Exception as e:
        await db.close()
        raise HTTPException(status_code=400, detail=str(e))

@router.get("/{project_id}", response_model=Project)
async def get_project(project_id: int):
    db = await get_db()
    cursor = await db.execute("""
        SELECT p.*, COUNT(t.id) as ticket_count 
        FROM projects p 
        LEFT JOIN tickets t ON p.id = t.project_id 
        WHERE p.id = ?
        GROUP BY p.id
    """, (project_id,))
    row = await cursor.fetchone()
    await db.close()
    if not row:
        raise HTTPException(status_code=404, detail="Project not found")
    return dict(row)

@router.delete("/{project_id}")
async def delete_project(project_id: int):
    db = await get_db()
    await db.execute("DELETE FROM tickets WHERE project_id = ?", (project_id,))
    await db.execute("DELETE FROM webhooks WHERE project_id = ?", (project_id,))
    await db.execute("DELETE FROM projects WHERE id = ?", (project_id,))
    await db.commit()
    await db.close()
    return {"status": "deleted"}