import { defineStore } from "pinia";
import keycloakService from "@/services/keycloak";
import type Keycloak from "keycloak-js";

const useAuthStore = defineStore("storeAuth", {
    state: () => {
        return {
            authenticated: false,
            user: {
                token: "",
                refreshToken: "",
                username: "",
            },
        };
    },
    persist: true,
    getters: {},
    actions: {
        // Initialize Keycloak OAuth
        async initOauth(keycloak: Keycloak, clearData = true) {
            if (clearData) {
                await this.clearUserData();
            }

            this.authenticated = !!keycloak.authenticated; // the !! removes undefined
            if (
                this.authenticated &&
                keycloak.token &&
                keycloak.idTokenParsed &&
                keycloak.refreshToken
            ) {
                this.user.username = keycloak.idTokenParsed.given_name;
                this.user.token = keycloak.token;
                this.user.refreshToken = keycloak.refreshToken;
            }
        },
        async login() {
            try {
                const keycloak = await keycloakService.callLogin();
                if (keycloak) await this.initOauth(keycloak);
            } catch (error) {
                console.log(error);
            }
        },
        async signup() {
            try {
                const keycloak = await keycloakService.callSignup();
                if (keycloak) await this.initOauth(keycloak);
            } catch (error) {
                console.log(error);
            }
        },
        // Logout user
        async logout() {
            try {
                await keycloakService.CallLogout(
                    import.meta.env.VITE_APP_URL + "/login" //redirect to login page instead of test...
                );
                await this.clearUserData();
            } catch (error) {
                console.error(error);
            }
        },
        // Refresh user's token
        async refreshUserToken() {
            try {
                const keycloak = await keycloakService.CallTokenRefresh();
                if (keycloak) await this.initOauth(keycloak, false);
            } catch (error) {
                console.error(error);
            }
        },
        // Clear user's store data
        clearUserData() {
            this.authenticated = false;
            this.user = {
                token: "",
                refreshToken: "",
                username: "",
            };
        },
    },
});

type AuthStore = ReturnType<typeof useAuthStore>;

export { useAuthStore, type AuthStore };