import { PrismaClient } from "@prisma/client";
import { CreateInstanceRequest } from "../validators/instanceValidator";
import { getUserCredentials, getUserInformation } from "./userService";

const prisma = new PrismaClient();

export async function createInstance(data: CreateInstanceRequest) {
    try {
        const creds = await getUserCredentials(data.requestingUserId);
        const user = await getUserInformation(data.requestingUserId);
        if (!creds 
            || creds.token != data.requestingUserToken
            || !user
            || !user.admin) {
            return null;
        }

        const newInstance = await prisma.instance.create({
            data: {
                name: data.name,
                icon: data.icon
            }
        });
        
        return {
            success: true,
            data: newInstance
        };
    } catch (error) {
        console.error("Error creating instance:", error);
        return {
            success: false,
            error: "Failed to create instance"
        };
    }
}

export async function getAllInstances() {
    try {
        const instances = await prisma.instance.findMany({
            orderBy: {
                createdAt: 'desc'
            }
        });
        
        return {
            success: true,
            data: instances
        };
    } catch (error) {
        console.error("Error fetching instances:", error);
        return {
            success: false,
            error: "Failed to fetch instances"
        };
    }
}