advanced-react-circular-slider/src/redux/reducer.ts

Advanced circular slider with no dependencies.

const reducer = (state, action) => {
    switch (action.type) {
        case 'init':
            return {
                ...state,
                ...action.payload,
            };
        case 'setKnobPosition':
            return {
                ...state,
                ...action.payload,
            };
        case 'onMouseDown':
        case 'onMouseUp':
            return {
                ...state,
                ...action.payload,
            };
        case 'setInitialKnobPosition':
            return {
                ...state,
                ...action.payload,
            };
        default:
            throw new Error();
    }
};

export default reducer;