org.openmrs.module.patientflags.web.FindFlaggedPatientsEmailController.java Source code

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Here is the source code for org.openmrs.module.patientflags.web.FindFlaggedPatientsEmailController.java

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/**
 * The contents of this file are subject to the OpenMRS Public License
 * Version 1.0 (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) OpenMRS, LLC.  All Rights Reserved.
 */
package org.openmrs.module.patientflags.web;

import org.openmrs.Cohort;
import org.openmrs.api.APIException;
import org.openmrs.api.context.Context;
import org.openmrs.module.patientflags.Flag;
import org.openmrs.module.patientflags.api.FlagService;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.support.SessionStatus;
import org.springframework.web.servlet.ModelAndView;

/**
 * Controller that handles retrieving Patients that match a Flag criteria for email output
 */
@Controller
@RequestMapping("/module/patientflags/findFlaggedPatientsEmail.form")
public class FindFlaggedPatientsEmailController {

    /**
     * Generic constructor
     */
    public FindFlaggedPatientsEmailController() {
    }

    /**
     *  Handle the request to create an flag email
     */

    @RequestMapping(method = RequestMethod.GET)
    public ModelAndView processRequest(@ModelAttribute("flag") Flag flag, BindingResult result,
            SessionStatus status) {

        if (result.hasErrors()) {
            throw new APIException("Invalid parameter passed to FindFlaggedPatientsEmailController");
        }

        // get all Patients that trigger the selected Flag
        FlagService flagService = Context.getService(FlagService.class);
        flag = flagService.getFlag(flag.getFlagId());
        Cohort flaggedPatients = flagService.getFlaggedPatients(flag);
        Cohort allPatients = Context.getPatientSetService().getAllPatients();

        // create the model map
        ModelMap model = new ModelMap();
        model.addAttribute("flag", flag);
        model.addAttribute("allPatients", allPatients);
        if (flaggedPatients != null) {
            model.addAttribute("flaggedPatients", flaggedPatients.getMemberIds());
        } else {
            model.addAttribute("flaggedPatients", null);
        }

        // clears the command object from the session
        status.setComplete();

        // displays the query results
        return new ModelAndView("/module/patientflags/findFlaggedPatientsEmailResults", model);
    }
}