import { JDEventSource } from "./eventsource"

/**
 * Base class for clients
 * @category Clients
 */
export class JDClient extends JDEventSource {
    private unsubscribers: (() => void)[] = []
    protected unmounted = false
    constructor() {
        super()
    }

    // eslint-disable-next-line @typescript-eslint/no-explicit-any
    protected log(msg: any, arg?: any) {
        if (arg) console.debug(msg, arg)
        else console.debug(msg)
    }

    mount(unsubscribe: () => void): () => void {
        this.unmounted = false
        if (unsubscribe && this.unsubscribers.indexOf(unsubscribe) < 0)
            this.unsubscribers.push(unsubscribe)
        return unsubscribe
    }

    unmount() {
        const us = this.unsubscribers
        this.unsubscribers = []
        us.forEach(u => u())
        this.unmounted = true
    }
}