org.openmrs.mobile.activities.addeditvisit.AddEditVisitFragment.java Source code

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Here is the source code for org.openmrs.mobile.activities.addeditvisit.AddEditVisitFragment.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.mobile.activities.addeditvisit;

import android.app.DatePickerDialog;
import android.content.Context;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v7.widget.Toolbar;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RadioButton;
import android.widget.RelativeLayout;
import android.widget.Spinner;
import android.widget.TableLayout;
import android.widget.TableRow;
import android.widget.TextView;

import org.joda.time.DateTime;
import org.openmrs.mobile.R;
import org.openmrs.mobile.activities.ACBaseFragment;
import org.openmrs.mobile.application.OpenMRS;
import org.openmrs.mobile.models.BaseOpenmrsObject;
import org.openmrs.mobile.models.ConceptAnswer;
import org.openmrs.mobile.models.Resource;
import org.openmrs.mobile.models.VisitAttribute;
import org.openmrs.mobile.models.VisitAttributeType;
import org.openmrs.mobile.models.VisitType;
import org.openmrs.mobile.utilities.DateUtils;
import org.openmrs.mobile.utilities.StringUtils;
import org.openmrs.mobile.utilities.ViewUtils;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class AddEditVisitFragment extends ACBaseFragment<AddEditVisitContract.Presenter>
        implements AddEditVisitContract.View {

    private static final String ARG_PATIENT_UUID = "patientUuid";
    private static final String ARG_VISIT_UUID = "visitUuid";
    private static final String ARG_ARE_ENDING_VISIT = "areEndingVisit";

    private boolean areEndingVisit;

    private OnFragmentInteractionListener listener;

    private static TableRow.LayoutParams marginParams;
    private TableLayout visitTableLayout;
    private RelativeLayout progressBar, addEditVisitProgressBar;
    private LinearLayout addEditVisitScreen;
    private Spinner visitTypeDropdown;
    private Button visitSubmitButton;
    private Map<String, VisitAttribute> visitAttributeMap = new HashMap<>();
    private Map<View, VisitAttributeType> viewVisitAttributeTypeMap = new HashMap<>();
    private String patientUuid, visitUuid, providerUuid, visitStopDate;
    private EditText visitStartDateInput, visitEndDateInput;
    private TextView visitStartDateLabel, visitEndDateLabel;
    private TableRow visitTypeRow;

    public static AddEditVisitFragment newInstance(String patientUuid, String visitUuid, Boolean areEndingVisit) {
        AddEditVisitFragment fragment = new AddEditVisitFragment();
        Bundle args = new Bundle();
        args.putString(ARG_PATIENT_UUID, patientUuid);
        args.putString(ARG_VISIT_UUID, visitUuid);
        args.putBoolean(ARG_ARE_ENDING_VISIT, areEndingVisit);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (getArguments() != null) {
            patientUuid = getArguments().getString(ARG_PATIENT_UUID);
            visitUuid = getArguments().getString(ARG_VISIT_UUID);
            areEndingVisit = getArguments().getBoolean(ARG_ARE_ENDING_VISIT);
            presenter = new AddEditVisitPresenter(this, patientUuid, visitUuid, areEndingVisit);
        }
    }

    @Nullable
    @Override
    public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
            @Nullable Bundle savedInstanceState) {
        View root = inflater.inflate(R.layout.fragment_add_edit_visit, container, false);
        visitTableLayout = (TableLayout) root.findViewById(R.id.visitTableLayout);
        progressBar = (RelativeLayout) root.findViewById(R.id.visitLoadingProgressBar);
        addEditVisitProgressBar = (RelativeLayout) root.findViewById(R.id.addEditVisitProgressBar);
        addEditVisitScreen = (LinearLayout) root.findViewById(R.id.addEditVisitScreen);
        visitTypeDropdown = (Spinner) root.findViewById(R.id.visit_type);
        visitSubmitButton = (Button) root.findViewById(R.id.visitSubmitButton);
        visitStartDateLabel = (TextView) root.findViewById(R.id.visitStartDateLabel);
        visitEndDateLabel = (TextView) root.findViewById(R.id.visitEndDateLabel);
        visitStartDateInput = (EditText) root.findViewById(R.id.visitStartDateInput);
        visitEndDateInput = (EditText) root.findViewById(R.id.visitEndDateInput);
        visitTypeRow = (TableRow) root.findViewById(R.id.visitTypeRow);

        addListeners();
        buildMarginLayout();

        return root;
    }

    private void addListeners() {
        visitSubmitButton.setOnClickListener(v -> {
            if (!presenter.isProcessing()) {
                buildVisitAttributeValues();
            }
        });

        visitStartDateInput.setOnClickListener(v -> {
            DateTime dateTime = DateUtils.convertTimeString(DateUtils.convertTime(
                    presenter.getVisit().getStartDatetime().getTime(), DateUtils.OPEN_MRS_REQUEST_FORMAT));

            createVisitDatePicker(dateTime, System.currentTimeMillis(), true);
        });

        visitEndDateInput.setOnClickListener(v -> {
            if (presenter.getVisit().getStopDatetime() != null) {
                DateTime dateTime = DateUtils.convertTimeString(DateUtils.convertTime(
                        presenter.getVisit().getStopDatetime().getTime(), DateUtils.OPEN_MRS_REQUEST_FORMAT));

                createVisitDatePicker(dateTime, 0, false);
            }
        });
    }

    private void createVisitDatePicker(DateTime dateTime, long maxDate, boolean startDate) {
        if (context == null) {
            return;
        }

        int currentYear = dateTime.getYear();
        int currentMonth = dateTime.getMonthOfYear() - 1;
        int currentDay = dateTime.getDayOfMonth();

        DatePickerDialog mDatePicker = new DatePickerDialog(context,
                (DatePicker datepicker, int selectedyear, int selectedmonth, int selectedday) -> {
                    if (startDate) {
                        presenter.getVisit().setStartDatetime(
                                DateUtils.constructDate(selectedyear, selectedmonth, selectedday));
                        visitStartDateInput
                                .setText(DateUtils.convertTime(presenter.getVisit().getStartDatetime().getTime(),
                                        DateUtils.OPEN_MRS_REQUEST_PATIENT_FORMAT));
                    } else {
                        presenter.getVisit()
                                .setStopDatetime(DateUtils.constructDate(selectedyear, selectedmonth, selectedday));
                        visitEndDateInput
                                .setText(DateUtils.convertTime(presenter.getVisit().getStopDatetime().getTime(),
                                        DateUtils.OPEN_MRS_REQUEST_PATIENT_FORMAT));
                    }
                }, currentYear, currentMonth, currentDay);

        if (maxDate > 0)
            mDatePicker.getDatePicker().setMaxDate(maxDate);

        mDatePicker.show();
    }

    @Override
    public void onAttach(Context context) {
        super.onAttach(context);
        if (context instanceof OnFragmentInteractionListener) {
            listener = (OnFragmentInteractionListener) context;
        } else {
            throw new RuntimeException(context.toString() + " must implement OnFragmentInteractionListener");
        }
    }

    @Override
    public void onDetach() {
        super.onDetach();
        listener = null;
    }

    @Override
    public void initView(boolean startVisit) {
        Toolbar toolbar = (Toolbar) context.findViewById(R.id.toolbar);
        if (startVisit) {
            toolbar.setTitle(getString(R.string.label_start_visit));
        } else {
            visitSubmitButton.setText(R.string.update_visit);
            toolbar.setTitle(getString(R.string.label_edit_visit));
        }

        visitStartDateInput.setText(DateUtils.convertTime(presenter.getVisit().getStartDatetime().getTime(),
                DateUtils.OPEN_MRS_REQUEST_PATIENT_FORMAT));

        if (presenter.getVisit().getStopDatetime() != null) {
            visitEndDateLabel.setVisibility(View.VISIBLE);
            visitEndDateInput.setVisibility(View.VISIBLE);
            visitEndDateInput.setText(DateUtils.convertTime(presenter.getVisit().getStopDatetime().getTime(),
                    DateUtils.OPEN_MRS_REQUEST_PATIENT_FORMAT));
            if (presenter.isEndVisit()) {
                visitStartDateInput.setVisibility(View.GONE);
                visitStartDateLabel.setVisibility(View.GONE);
                loadEndVisitView();
            }
        }

        setSpinnerVisibility(false);
    }

    @Override
    public void loadEndVisitView() {
        showPageSpinner(false);
        visitSubmitButton.setText(R.string.label_end_visit);
        visitTypeRow.setVisibility(View.GONE);

        visitSubmitButton.setOnClickListener(v -> {
            if (!presenter.isProcessing()) {
                presenter.endVisit();
            }
        });

    }

    private void buildVisitAttributeValues() {
        for (Map.Entry<View, VisitAttributeType> set : viewVisitAttributeTypeMap.entrySet()) {
            View componentType = set.getKey();
            VisitAttribute visitAttribute = new VisitAttribute();
            visitAttribute.setAttributeType(set.getValue());

            if (componentType instanceof RadioButton) {
                visitAttribute.setValue(((RadioButton) componentType).isChecked() ? "true" : "false");
            } else if (componentType instanceof EditText) {
                String value = ViewUtils.getInput((EditText) componentType);
                visitAttribute.setValue(value != null ? value : " ");
            }

            if (visitAttribute.getValue() != null) {
                visitAttributeMap.put(set.getValue().getUuid(), visitAttribute);
            }
        }

        if (!presenter.isProcessing()) {
            setSpinnerVisibility(true);
            if (Resource.isLocalUuid(presenter.getVisit().getUuid())) {
                presenter.startVisit(new ArrayList<>(visitAttributeMap.values()));
            } else {
                String visitEndDate = null;
                if (visitEndDateInput.getText() != null) {
                    visitEndDate = visitEndDateInput.getText().toString();
                }
                presenter.updateVisit(visitEndDate, new ArrayList<>(visitAttributeMap.values()));
            }
        }
    }

    @Override
    public void loadVisitAttributeTypeFields(List<VisitAttributeType> visitAttributeTypes) {
        if (context == null) {
            return;
        }
        try {
            for (VisitAttributeType visitAttributeType : visitAttributeTypes) {
                TableRow row = new TableRow(context);
                row.setPadding(0, 20, 0, 10);
                TextView label = new TextView(context);
                label.setText(visitAttributeType.getDisplay() + ":");
                label.setTextSize(17);
                label.setTextColor(getResources().getColor(R.color.dark_grey));
                row.addView(label, 0);

                String datatypeClass = visitAttributeType.getDatatypeClassname();
                if (StringUtils.isBlank(datatypeClass)) {
                    continue;
                }

                if (datatypeClass.equalsIgnoreCase("org.openmrs.customdatatype.datatype.BooleanDatatype")) {
                    RadioButton booleanType = new RadioButton(context);
                    booleanType.setLayoutParams(marginParams);

                    // set default value
                    Boolean defaultValue = new Boolean(
                            presenter.searchVisitAttributeValueByType(visitAttributeType));
                    if (defaultValue != null) {
                        booleanType.setChecked(defaultValue);
                    }

                    row.addView(booleanType, 1);
                    viewVisitAttributeTypeMap.put(booleanType, visitAttributeType);
                } else if (datatypeClass.equalsIgnoreCase("org.openmrs.customdatatype.datatype.DateDatatype")) {
                    EditText dateType = new EditText(context);
                    dateType.setFocusable(true);
                    dateType.setTextSize(17);
                    dateType.setLayoutParams(marginParams);

                    // set default value
                    String defaultValue = presenter.searchVisitAttributeValueByType(visitAttributeType);
                    if (StringUtils.notEmpty(defaultValue)) {
                        dateType.setText(defaultValue);
                    }
                    row.addView(dateType, 1);
                    viewVisitAttributeTypeMap.put(dateType, visitAttributeType);
                } else if (datatypeClass
                        .equalsIgnoreCase("org.openmrs.module.coreapps.customdatatype.CodedConceptDatatype")) {
                    // get coded concept uuid
                    String conceptUuid = visitAttributeType.getDatatypeConfig();
                    Spinner conceptAnswersDropdown = new Spinner(context);
                    conceptAnswersDropdown.setLayoutParams(marginParams);
                    presenter.getConceptAnswer(conceptUuid, conceptAnswersDropdown);
                    row.addView(conceptAnswersDropdown, 1);
                    viewVisitAttributeTypeMap.put(conceptAnswersDropdown, visitAttributeType);
                } else if (datatypeClass.equalsIgnoreCase("org.openmrs.customdatatype.datatype.FreeTextDatatype")) {
                    EditText freeTextType = new EditText(context);
                    freeTextType.setFocusable(true);
                    freeTextType.setTextSize(17);
                    freeTextType.setLayoutParams(marginParams);

                    // set default value
                    String defaultValue = presenter.searchVisitAttributeValueByType(visitAttributeType);
                    if (StringUtils.notEmpty(defaultValue)) {
                        freeTextType.setText(defaultValue.trim());
                    }

                    row.addView(freeTextType, 1);
                    viewVisitAttributeTypeMap.put(freeTextType, visitAttributeType);
                }

                visitTableLayout.addView(row);
            }
        } catch (Exception e) {
            // There was probably an instance with the context being null in the for loop, so log it and don't crash the
            // app
            logger.e(e);
        }
    }

    @Override
    public void updateConceptAnswersView(Spinner conceptNamesDropdown, List<ConceptAnswer> conceptAnswers) {
        if (context == null) {
            return;
        }

        VisitAttributeType visitAttributeType = viewVisitAttributeTypeMap.get(conceptNamesDropdown);
        ArrayAdapter<ConceptAnswer> conceptNameArrayAdapter = new ArrayAdapter<>(context,
                android.R.layout.simple_spinner_dropdown_item, conceptAnswers);
        conceptNamesDropdown.setAdapter(conceptNameArrayAdapter);

        // set existing visit attribute if any
        String visitTypeUuid = presenter.searchVisitAttributeValueByType(visitAttributeType);
        if (visitTypeUuid != null) {
            setDefaultDropdownSelection(conceptNameArrayAdapter, visitTypeUuid, conceptNamesDropdown);
        }

        conceptNamesDropdown.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
            @Override
            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
                ConceptAnswer conceptAnswer = conceptAnswers.get(position);
                VisitAttribute visitAttribute = new VisitAttribute();
                visitAttribute.setValue(conceptAnswer.getUuid());
                visitAttribute.setAttributeType(visitAttributeType);
                removeVisitAttributeTypeInMap(visitAttributeType, visitAttributeMap);
                visitAttributeMap.put(conceptAnswer.getUuid(), visitAttribute);
            }

            @Override
            public void onNothingSelected(AdapterView<?> parent) {
            }
        });
    }

    private void removeVisitAttributeTypeInMap(VisitAttributeType visitAttributeType,
            Map<String, VisitAttribute> visitAttributeMap) {
        if (visitAttributeMap == null || visitAttributeType == null) {
            return;
        }

        for (Map.Entry<String, VisitAttribute> set : visitAttributeMap.entrySet()) {
            if (set.getValue().getAttributeType().equals(visitAttributeType)) {
                visitAttributeMap.remove(set.getKey());
                break;
            }
        }
    }

    @Override
    public void updateVisitTypes(List<VisitType> visitTypes) {
        if (context == null) {
            return;
        }

        ArrayAdapter<VisitType> visitTypeArrayAdapter = new ArrayAdapter<>(context,
                android.R.layout.simple_spinner_dropdown_item, visitTypes);
        visitTypeDropdown.setAdapter(visitTypeArrayAdapter);

        // set existing visit type if any
        if (presenter.getVisit().getVisitType() != null) {
            setDefaultDropdownSelection(visitTypeArrayAdapter, presenter.getVisit().getVisitType().getUuid(),
                    visitTypeDropdown);
        }

        visitTypeDropdown.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
            @Override
            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
                presenter.getVisit().setVisitType(visitTypes.get(position));
            }

            @Override
            public void onNothingSelected(AdapterView<?> parent) {
            }
        });
    }

    @Override
    public void setSpinnerVisibility(boolean visible) {
        progressBar.setVisibility(visible ? View.VISIBLE : View.GONE);
    }

    @Override
    public boolean isActive() {
        return isAdded();
    }

    @Override
    public void endVisitComplete() {
        if (listener != null) {
            listener.endVisit(patientUuid);
        }
    }

    @Override
    public void startVisitComplete(String visitUuid) {
        if (listener != null) {
            listener.visitStarted(patientUuid, visitUuid);
        }
    }

    @Override
    public void updateVisitComplete(String visitUuid, boolean isNewInstance) {
        visitSubmitButton.setEnabled(false);
        if (listener != null) {
            listener.visitUpdated(patientUuid, visitUuid);
        }
    }

    @Override
    public void auditDataNotCompleted(String visitUuid) {
        if (listener != null) {
            listener.completeAuditDataBeforeEndingVisit(patientUuid, visitUuid);
        }
    }

    @Override
    public void showPageSpinner(boolean visibility) {
        if (visibility) {
            addEditVisitProgressBar.setVisibility(View.VISIBLE);
            addEditVisitScreen.setVisibility(View.GONE);
        } else {
            addEditVisitProgressBar.setVisibility(View.GONE);
            addEditVisitScreen.setVisibility(View.VISIBLE);
        }
    }

    private void buildMarginLayout() {
        if (marginParams == null) {
            marginParams = new TableRow.LayoutParams(TableLayout.LayoutParams.WRAP_CONTENT,
                    TableLayout.LayoutParams.WRAP_CONTENT);
            marginParams.setMargins(70, 0, 0, 0);
        }
    }

    private <T extends BaseOpenmrsObject> void setDefaultDropdownSelection(ArrayAdapter<T> arrayAdapter,
            String searchUuid, Spinner dropdown) {
        for (int count = 0; count < arrayAdapter.getCount(); count++) {
            if (arrayAdapter.getItem(count).getUuid().equalsIgnoreCase(searchUuid)) {
                dropdown.setSelection(count);
            }
        }
    }

    public interface OnFragmentInteractionListener {

        void endVisit(String patientUuid);

        void visitStarted(String patientUuid, String visitUuid);

        void visitUpdated(String patientUuid, String visitUuid);

        void completeAuditDataBeforeEndingVisit(String patientUuid, String visitUuid);
    }
}