import axios from "axios";
import { saveSession } from "./saveSession";
import Cookies from 'js-cookie';
import { signInWithProvider } from "./signInWithProvider";
import getApi from "../system/getAPI";
import apiCall from "../system/apiCall";
import APIResponse from "@/interfaces/APIResponse";

export async function signIn({ provider, data }: any): Promise<{ data: APIResponse }> {
    try {
        let response: any;

        const storedSession = Cookies.get('ultimapanel-auth-session');
        if (storedSession) throw 'You are already logged in!';

        switch (provider) {
            case 'username':
            case 'email':
                if (!data || !data.password || !data[provider]) throw "Credentials are missing.";

                // Construct the user payload using either email or username
                let userPayload = {
                    provider: 'credentials',
                    user: {
                        [provider]: data[provider],
                        password: data.password
                    }
                };

                // Existing logic with modified payload
                response = (await apiCall.post(
                    `/auth/signin`,
                    userPayload,
                )).data;
                break;

            case 'credentials':
                // Ensure at least one identifier is provided
                if (!data || !data.password || !data.credentials) throw "Credentials are missing.";

                // Dynamic logic to choose user identity field
                response = (await apiCall.post(
                    `/auth/signin`,
                    {
                        provider: 'credentials',
                        user: {
                            credentials: data.credentials,
                            password: data.password
                        },
                    }
                )).data;
                break;

            default:
                if (!provider) throw 'No provider specified.';
                response = await signInWithProvider(provider);
                break;
        }

        return {
            data: response,
        };
    } catch (error: any) {
        console.error(`Error signing in:`, error);
        throw error;
    }
};