member_webapp/@overflow/probe/store/probe-host/probe-host.reducer.ts

import {
  ReadByProbe,
  ReadByProbeFailure,
  ReadByProbeSuccess,
  ActionType,
  Actions,
} from './probe-host.action';

import {
  State,
  initialState,
} from './probe-host.state';

import { Probe } from '@overflow/commons-typescript/model/probe';


export function reducer(state = initialState, action: Actions): State {
  switch (action.type) {
    case ActionType.ReadByProbe: {
      return {
        ...state,
        error: null,
        isPending: true,
      };
    }

    case ActionType.ReadByProbeSuccess: {
      return {
        ...state,
        error: null,
        isPending: false,
        probeHost: action.payload,
      };
    }

    case ActionType.ReadByProbeFailure: {
      return {
        ...state,
        error: action.payload,
        isPending: false,
        probeHost: null,
      };
    }

    default: {
      return state;
    }
  }
}