org.openmrs.module.openhmis.cashier.web.controller.CashierOptionsController.java Source code

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Here is the source code for org.openmrs.module.openhmis.cashier.web.controller.CashierOptionsController.java

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/*
 * The contents of this file are subject to the OpenMRS Public License
 * Version 2.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://license.openmrs.org
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
 * the License for the specific language governing rights and
 * limitations under the License.
 *
 * Copyright (C) OpenHMIS.  All Rights Reserved.
 */
package org.openmrs.module.openhmis.cashier.web.controller;

import java.math.BigDecimal;

import org.apache.commons.lang.StringUtils;
import org.openmrs.api.APIException;
import org.openmrs.api.AdministrationService;
import org.openmrs.module.openhmis.cashier.ModuleSettings;
import org.openmrs.module.openhmis.cashier.api.ICashierOptionsService;
import org.openmrs.module.openhmis.cashier.api.model.CashierOptions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;

/**
 * Controller to manage the Cashier Options page.
 */
@Controller
@RequestMapping("/module/openhmis/cashier/options")
public class CashierOptionsController {
    private AdministrationService adminService;
    private ICashierOptionsService cashierOptionsService;

    @Autowired
    public CashierOptionsController(AdministrationService adminService,
            ICashierOptionsService cashierOptionsService) {
        this.adminService = adminService;
        this.cashierOptionsService = cashierOptionsService;
    }

    @RequestMapping(method = RequestMethod.GET)
    @ResponseBody
    public CashierOptions options() {
        CashierOptions options = cashierOptionsService.getOptions();

        String roundingModeProperty = adminService.getGlobalProperty(ModuleSettings.ROUNDING_MODE_PROPERTY);
        String roundingItemId = adminService.getGlobalProperty(ModuleSettings.ROUNDING_ITEM_ID);
        if (StringUtils.isNotEmpty(roundingModeProperty)) {
            if (StringUtils.isEmpty(options.getRoundingItemUuid()) && StringUtils.isNotEmpty(roundingItemId)) {
                throw new APIException(
                        "Rounding item ID set in options but item not found. Make sure your user has the "
                                + "required rights and the item has the set ID in the database");
            }

            // Check to see if rounding has been enabled and throw exception if it has as a rounding item must be set
            if (StringUtils.isEmpty(roundingItemId) && options.getRoundToNearest() != null
                    && !options.getRoundToNearest().equals(BigDecimal.ZERO)) {
                throw new APIException("Rounding enabled (nearest " + options.getRoundToNearest().toString()
                        + ") but no rounding item ID specified in options.");
            }
        }

        return options;
    }
}