import { Client, Payload } from "./client";

export abstract class ServiceClient {
    client: Client;


    constructor(client: Client) {
        this.client = client;
    }

    protected abstract getServiceName(): string;

    protected async actionCall<T>(folder: string, actionName: string, payload: Payload): Promise<T>;
    protected async actionCall<T>(actionName: string, payload: Payload): Promise<T>
    protected async actionCall<T>(...args: any[]): Promise<T> {

        let apiPath: string = '';

        if (args.length === 3) {
            const [folder, actionName, payload] = args;
            apiPath = `/service/registry/${this.getServiceName()}/${folder}/${actionName}`;
        } else {
            const [actionName, payload] = args;
            apiPath = `/service/registry/${this.getServiceName()}/${actionName}`;
        }

        const uri = new URL(this.client.config.endpoint + apiPath);

        const apiHeaders: { [header: string]: string } = {
            'content-type': 'application/json',
        }

        return await this.client.call(
            'post',
            uri,
            apiHeaders,
            args.length === 3 ? args[2] : args[1],
        );
    }

    protected httpGet<T>(url: string, payload?: Payload): Promise<T> {
        return this.client.call(
            'get',
            new URL(this.client.config.endpoint + url + (payload ? '?' + new URLSearchParams(payload as any) : ''))
        );
    }

    protected post<T>(url: string, payload: Payload): Promise<T> {
        const apiHeaders: { [header: string]: string } = {
            'content-type': 'application/json',
        }
        return this.client.call(
            'post',
            new URL(this.client.config.endpoint + url),
            apiHeaders,
            payload
        );
    }
}