import {create} from "zustand";
import {createJSONStorage, persist} from "zustand/middleware";
import AsyncStorage from "@react-native-async-storage/async-storage";
import axios from "axios";

const API_URL = "https://hopp.zikor.pl/api/v1";

export const useAuthStore = create(
    persist(
        (set) => ({
            user_id: null,
            token: null,
            isLoading: false,
            error: null,

            signIn: async (email, password) => {
                set({isLoading: true, error: null});
                try {
                    const response = await axios.post(`${API_URL}/auth/login`, {
                        email,
                        password
                    });

                    const user_id = response.data.user_id;
                    const token = response.data.token;
                    set({user_id: user_id, token: token, isLoading: false});

                    axios.defaults.headers.common["Authorization"] = `Bearer ${token}`;
                } catch (error) {
                    set({error: error.response?.data?.message || error.message, isLoading: false});
                    throw error;
                }
            },

            signUp: async (userData) => {
                set({isLoading: true, error: null});
                try {
                    const response = await axios.post(`${API_URL}/auth/register`, userData, {
                        headers: {'Content-Type': 'application/json'}
                    });

                    const user_id = response.data.user_id;
                    const token = response.data.token;
                    set({user_id: user_id, token: token, isLoading: false});

                    axios.defaults.headers.common["Authorization"] = `Bearer ${token}`;
                } catch (error) {
                    set({error: error.response?.data?.message || error.message, isLoading: false});
                    throw error;
                }
            },

            signInWithGoogle: async (googleToken) => {
                set({isLoading: true, error: null});
                try {
                    const response = await axios.post(`${API_URL}/auth/google`, {googleToken: googleToken}, {
                        headers: {'Content-Type': 'application/json'}
                    });
                    const user_id = response.data.user_id;
                    const token = response.data.token;
                    set({user_id: user_id, token: token, isLoading: false});

                    axios.defaults.headers.common["Authorization"] = `Bearer ${token}`;
                } catch (error) {
                    set({error: error.response?.data?.message || error.message, isLoading: false});
                    throw error;
                }
            },

            signOut: async () => {
                try {
                    await axios.post(`${API_URL}/auth/logout`);
                } catch (error) {
                    console.error("Logout error:", error);
                } finally {
                    delete axios.defaults.headers.common["Authorization"];
                    set({user_id: null, token: null});
                }
            },

            checkAuth: async () => {
                const {token} = useAuthStore.getState();
                if (!token) return null;

                set({isLoading: true});
                try {
                    axios.defaults.headers.common["Authorization"] = `Bearer ${token}`;

                    const response = await axios.get(`${API_URL}/auth/me`);

                    set({user_id: response.data, isLoading: false});
                    return response.data;
                } catch (error) {
                    delete axios.defaults.headers.common["Authorization"];
                    set({user_id: null, token: null, isLoading: false});
                    return null;
                }
            },
        }),
        {
            name: "auth-storage",
            storage: createJSONStorage(() => AsyncStorage),
        }
    )
);