import 'rxjs/add/operator/switchMap';
import { ActionsObservable, Epic } from 'redux-observable';
import { ActionTypes, RoleActions } from '../actions/role';
import { TenantActionTypes, TenantRoleActions } from '../actions/tenant';
import { assign } from 'lodash';
import { Dezrez } from '@dezrez/typings-rezi';
import { IAction } from '@dezrez/core';
import { IState } from '../store';
import { tenantRoleService } from '../services/tenantService';
import Role = Dezrez.Core.DataContracts.External.Api.Role.Query.Get.RoleDataContract;
import TenantRole = Dezrez.Core.DataContracts.External.Api.Role.Query.Get.Group.TenantRoleDataContract;
import SetRentCommand = Dezrez.Core.DataContracts.External.Api.Lettings.Command.UpdateRentAmountDataContract;

const requirementsEpic: Epic<IAction, IState> = (action$, store) =>
    action$.ofType(TenantActionTypes.UPDATEREQUIREMENTS)
        .mergeMap((action: IAction) => {
            const tenant = store.getState().role.Tenant;
            const newValue: TenantRole = assign(tenant, { Requirements: action.payload } as TenantRole);
            return tenantRoleService.updateRequirements(tenant.Id, newValue.Requirements)
                .map((role: Role) => RoleActions.store(newValue));
        });

const rentDetailsEpic: Epic<IAction, IState> = (action$, store) =>
    action$.ofType(TenantActionTypes.SETRENT)
        .mergeMap((action: IAction) => {
            const payload: SetRentCommand = action.payload;
            const tenant = store.getState().role.Tenant;
            const newValue: TenantRole = assign(tenant, { RentAmount: payload.RentAmount, RentSchedule: payload.RentSchedule, PriceType : payload.PriceType } as TenantRole);            
            return tenantRoleService.setRent(tenant.Id, action.payload)
                .map((role: Role) => RoleActions.store(newValue));
        });

export default [
    requirementsEpic,
    rentDetailsEpic
];