import { TAddPassiveInputConnectionToAudioNodeFactory } from '../types';

export const createAddPassiveInputConnectionToAudioNode: TAddPassiveInputConnectionToAudioNodeFactory = (insertElementInSet) => {
    return (passiveInputs, input, [source, output, eventListener], ignoreDuplicates) => {
        const passiveInputConnections = passiveInputs.get(source);

        if (passiveInputConnections === undefined) {
            passiveInputs.set(source, new Set([[output, input, eventListener]]));
        } else {
            insertElementInSet(
                passiveInputConnections,
                [output, input, eventListener],
                (passiveInputConnection) => passiveInputConnection[0] === output && passiveInputConnection[1] === input,
                ignoreDuplicates
            );
        }
    };
};