import { DSP, DSPTypes, AppPage } from '../types';
import { SetDsps, NotifyFn } from './dspShared';
import { forDSP408, create as createDSP408 } from '../features/dsp408/dsp408';
import { DSP408Api } from '../features/dsp408/dsp408';
// import { forDSP204 } from './dsp204';

export type DSPInstance = { dsp: Extract<DSP, { type: 'DSP408' }>; api: DSP408Api };
// | { dsp: Extract<DSP, { type: 'DSP204' }>; api: DSP408Api };

export function createDSPInstance(dsp: DSP, setDsps: SetDsps, notify: NotifyFn): DSPInstance {
  switch (dsp.type) {
    case 'DSP408':
      return { dsp, api: forDSP408(dsp, setDsps, notify) };
    case 'DSP204':
      throw new Error('DSP204 not yet implemented');
  }
}

export async function addDSP(
  setDsps: SetDsps,
  setSelected: React.Dispatch<React.SetStateAction<number | null>>,
  setPage: React.Dispatch<React.SetStateAction<AppPage>>,
  notify: NotifyFn,
  params: {
    name: string;
    type: DSPTypes;
    ip: string;
    port: number;
    deviceId: number;
    demo: boolean;
  }
) {
  try {
    const newDsp: DSP =
      params.type === 'DSP408'
        ? await createDSP408(params)
        : await Promise.reject('DSP204 not implemented');

    setDsps((prev) => [...prev, newDsp]);
    setSelected(newDsp.id);
    setPage('view-dsp');
  } catch (err) {
    notify(`Failed to add DSP: ${String(err)}`, 'error', params.name);
  }
}