import axios, { AxiosInstance } from 'axios';

const backend_url = process.env.NEXT_PUBLIC_STRAPI_URL;

export class HttpInstanceFactory {
    private static baseInstance: AxiosInstance | null = null;
    private static authorizedInstance: AxiosInstance | null = null;

    public static getBaseInstance(): AxiosInstance {
        if (this.baseInstance) return this.baseInstance;
        this.baseInstance = axios.create({
            baseURL: backend_url,
            headers: {
                'Content-Type': 'application/json',
                'ngrok-skip-browser-warning': 'true',
            },
        });
        return this.baseInstance;
    }

    public static getAuthorizedInstance(jwt?: string): AxiosInstance {
        if (this.authorizedInstance) return this.authorizedInstance;
        if (jwt) return this.updateAuthorizedInstance(jwt);
        return this.getBaseInstance();
    }

    public static updateAuthorizedInstance(jwt: string) {
        this.authorizedInstance = axios.create({
            baseURL: backend_url,
            headers: {
                'Content-Type': 'application/json',
                'ngrok-skip-browser-warning': 'true',
                Authorization: `Bearer ${jwt}`,
            },
        });
        return this.authorizedInstance;
    }
}