import { SET_COSMO_THEME, SetCosmoThemeAction } from './actions'
import { Theme } from './interfaces'

export type ThemeState = Theme | {}

export const createThemeReducer = (initialTheme: Theme) =>
    (state = initialTheme, action: SetCosmoThemeAction) => {
        switch (action.type) {
            case SET_COSMO_THEME:
                return updateTheme(state, action)
            default:
                return state
        }
    }

const updateTheme = (state: any, action: SetCosmoThemeAction) => action.theme