import { IDivisionsState } from './IDivisionsState';
import { IDivision } from '../../models/IDivision';

export type Action =
  | { type: 'SET_ITEMS'; payload: IDivision[] }
  | { type: 'SET_CURRENT_PAGE_NUMBER'; payload: number }
  | { type: 'SET_PAGE_SIZE'; payload: number }
  | { type: 'SET_IS_PANEL_OPEN'; payload: boolean };

export const initialState: IDivisionsState = {
  items: [],
  currentPageNumber: 1,
  pageSize: 10,
  isPanelOpen: false
};

export const reducer = (
  state: IDivisionsState,
  action: Action
): IDivisionsState => {
  switch (action.type) {
    case 'SET_ITEMS': {
      return {
        ...state,
        items: action.payload
      };
    }
    case 'SET_CURRENT_PAGE_NUMBER': {
      return {
        ...state,
        currentPageNumber: action.payload
      };
    }
    case 'SET_PAGE_SIZE': {
      return {
        ...state,
        pageSize: action.payload
      };
    }
    case 'SET_IS_PANEL_OPEN': {
      return {
        ...state,
        isPanelOpen: action.payload
      };
    }
    default: {
      return state;
    }
  }
};