BAH-3723|Kavitha| Event handling model & create task for admit event

api/pom.xml

@@ -145,6 +145,18 @@
 			<scope>provided</scope>
 		</dependency>
 
+		<dependency>
+			<groupId>org.bahmni.module</groupId>
+			<artifactId>fhir2Extension-api</artifactId>
+			<scope>provided</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.bahmni.module</groupId>
+			<artifactId>fhir2Extension-omod</artifactId>
+			<scope>provided</scope>
+		</dependency>
+
 		<dependency>
 			<groupId>org.bahmni.module</groupId>
 			<artifactId>medication-administration-api</artifactId>

omod/pom.xml

@@ -123,6 +123,18 @@
 			<scope>provided</scope>
 		</dependency>
 
+		<dependency>
+			<groupId>org.bahmni.module</groupId>
+			<artifactId>fhir2Extension-api</artifactId>
+			<scope>provided</scope>
+		</dependency>
+
+		<dependency>
+			<groupId>org.bahmni.module</groupId>
+			<artifactId>fhir2Extension-omod</artifactId>
+			<scope>provided</scope>
+		</dependency>
+
 		<dependency>
 			<groupId>org.openmrs.module</groupId>
 			<artifactId>emrapi-api</artifactId>

omod/src/main/java/org/openmrs/module/ipd/events/ConfigLoader.java

@@ -0,0 +1,41 @@
+package org.openmrs.module.ipd.events;
+
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.extern.slf4j.Slf4j;
+import org.openmrs.module.ipd.events.model.ConfigDetail;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.io.FileSystemResource;
+import org.springframework.stereotype.Component;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+@Component
+@Slf4j
+public class ConfigLoader {
+    private List<ConfigDetail> configs = new ArrayList<>();
+
+    private ObjectMapper objectMapper = new ObjectMapper();
+
+    @Value("${config-file.path}")
+    private String routeConfigurationFileLocation;
+
+    public List<ConfigDetail> getConfigs() {
+        if (configs.isEmpty()) {
+            loadConfiguration();
+        }
+        return this.configs;
+    }
+
+    private void loadConfiguration() {
+        try {
+            File routeConfigurationFile = new FileSystemResource(routeConfigurationFileLocation).getFile();
+            this.configs = objectMapper.readValue(routeConfigurationFile, new TypeReference<List<ConfigDetail>>() {});
+        } catch (IOException exception) {
+            log.error("Failed to load configuration for file : " + routeConfigurationFileLocation, exception);
+        }
+    }
+}

omod/src/main/java/org/openmrs/module/ipd/events/IPDEventManager.java

@@ -0,0 +1,36 @@
+package org.openmrs.module.ipd.events;
+
+import org.openmrs.module.ipd.events.factory.IPDEventFactory;
+import org.openmrs.module.ipd.events.handler.IPDEventHandler;
+import org.openmrs.module.ipd.events.model.IPDEvent;
+import org.openmrs.module.ipd.events.model.IPDEventType;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+@Component
+public class IPDEventManager {
+    @Autowired
+    ConfigLoader configLoader;
+
+    @Autowired
+    IPDEventFactory eventFactory;
+
+    public IPDEventType getEventTypeForEncounter(String type) {
+        switch (type) {
+            case "ADMISSION":
+                return IPDEventType.PATIENT_ADMIT;
+            case "SHIFT_START_TASK":
+                return IPDEventType.SHIFT_START_TASK;
+            case "ROLLOVER_TASK":
+                return IPDEventType.ROLLOVER_TASK;
+            default:
+                return null;
+        }
+    }
+
+    public void processEvent(IPDEvent event) {
+        IPDEventHandler handler = eventFactory.createEventHandler(event.getIpdEventType());
+        handler.handleEvent(event);
+    }
+
+}

omod/src/main/java/org/openmrs/module/ipd/events/IPDEventUtils.java

@@ -0,0 +1,22 @@
+package org.openmrs.module.ipd.events;
+
+import org.openmrs.module.fhir2.model.FhirTask;
+import org.openmrs.module.fhirExtension.web.contract.TaskRequest;
+import org.openmrs.module.ipd.events.model.IPDEvent;
+
+import java.util.Date;
+
+public class IPDEventUtils {
+
+    public static TaskRequest createNonMedicationTaskRequest(IPDEvent ipdEvent, String name, String taskType) {
+        TaskRequest taskRequest = new TaskRequest();
+        taskRequest.setName(name);
+        taskRequest.setTaskType(taskType);
+        taskRequest.setEncounterUuid(ipdEvent.getEncounterUuid());
+        taskRequest.setPatientUuid(ipdEvent.getPatientUuid());
+        taskRequest.setRequestedStartTime(new Date());
+        taskRequest.setIntent(FhirTask.TaskIntent.ORDER);
+        taskRequest.setStatus(FhirTask.TaskStatus.REQUESTED);
+        return taskRequest;
+    }
+}

omod/src/main/java/org/openmrs/module/ipd/events/factory/IPDEventFactory.java

@@ -0,0 +1,8 @@
+package org.openmrs.module.ipd.events.factory;
+
+import org.openmrs.module.ipd.events.model.IPDEventType;
+import org.openmrs.module.ipd.events.handler.IPDEventHandler;
+
+public interface IPDEventFactory {
+    IPDEventHandler createEventHandler(IPDEventType eventType);
+}

omod/src/main/java/org/openmrs/module/ipd/events/factory/impl/IPDEventFactoryImpl.java

@@ -0,0 +1,38 @@
+package org.openmrs.module.ipd.events.factory.impl;
+
+import org.openmrs.module.ipd.events.model.IPDEventType;
+import org.openmrs.module.ipd.events.factory.IPDEventFactory;
+import org.openmrs.module.ipd.events.handler.IPDEventHandler;
+import org.openmrs.module.ipd.events.handler.impl.PatientAdmitEventHandler;
+import org.openmrs.module.ipd.events.handler.impl.RolloverTaskEventHandler;
+import org.openmrs.module.ipd.events.handler.impl.ShiftStartTaskEventHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+@Component
+public class IPDEventFactoryImpl implements IPDEventFactory {
+
+    @Autowired
+    PatientAdmitEventHandler patientAdmitEventHandler;
+
+    @Autowired
+    ShiftStartTaskEventHandler shiftStartTaskEventHandler;
+
+    @Autowired
+    RolloverTaskEventHandler rolloverTaskEventHandler;
+
+    @Override
+    public IPDEventHandler createEventHandler(IPDEventType eventType) {
+        switch (eventType) {
+            case PATIENT_ADMIT:
+                return patientAdmitEventHandler;
+            case SHIFT_START_TASK:
+                return shiftStartTaskEventHandler;
+            case ROLLOVER_TASK:
+                return rolloverTaskEventHandler;
+            default:
+                throw new IllegalArgumentException("Unsupported event type: " + eventType);
+        }
+    }
+
+}

omod/src/main/java/org/openmrs/module/ipd/events/handler/IPDEventHandler.java

@@ -0,0 +1,7 @@
+package org.openmrs.module.ipd.events.handler;
+
+import org.openmrs.module.ipd.events.model.IPDEvent;
+
+public interface IPDEventHandler {
+    void handleEvent(IPDEvent event);
+}

omod/src/main/java/org/openmrs/module/ipd/events/handler/impl/PatientAdmitEventHandler.java

@@ -0,0 +1,52 @@
+package org.openmrs.module.ipd.events.handler.impl;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.openmrs.module.fhirExtension.model.Task;
+import org.openmrs.module.fhirExtension.service.TaskService;
+import org.openmrs.module.fhirExtension.web.contract.TaskRequest;
+import org.openmrs.module.fhirExtension.web.mapper.TaskMapper;
+import org.openmrs.module.ipd.events.ConfigLoader;
+import org.openmrs.module.ipd.events.IPDEventUtils;
+import org.openmrs.module.ipd.events.handler.IPDEventHandler;
+import org.openmrs.module.ipd.events.model.ConfigDetail;
+import org.openmrs.module.ipd.events.model.IPDEvent;
+import org.openmrs.module.ipd.events.model.TaskDetail;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Component
+public class PatientAdmitEventHandler  implements IPDEventHandler {
+
+    private final Log log = LogFactory.getLog(this.getClass());
+
+    @Autowired
+    ConfigLoader configLoader;
+
+    @Autowired
+    private TaskMapper taskMapper;
+
+    @Autowired
+    private TaskService taskService;
+
+    @Override
+    public void handleEvent(IPDEvent event) {
+        List<ConfigDetail> configList = configLoader.getConfigs();
+        ConfigDetail eventConfig = configList.stream()
+                .filter(config -> config.getType().equals(event.getIpdEventType().name()))
+                .findFirst()
+                .orElse(null);
+        if (eventConfig != null) {
+            for(TaskDetail taskDetail : eventConfig.getTasks()) {
+                TaskRequest taskRequest = IPDEventUtils.createNonMedicationTaskRequest(event, taskDetail.getName(), "nursing_activity_system");
+                Task task = taskMapper.fromRequest(taskRequest);
+                taskService.saveTask(task);
+                log.info("Task created " + taskDetail.getName());
+            }
+        }
+
+
+    }
+}

omod/src/main/java/org/openmrs/module/ipd/events/handler/impl/RolloverTaskEventHandler.java

@@ -0,0 +1,29 @@
+package org.openmrs.module.ipd.events.handler.impl;
+
+import org.openmrs.module.ipd.events.ConfigLoader;
+import org.openmrs.module.ipd.events.model.ConfigDetail;
+import org.openmrs.module.ipd.events.model.IPDEvent;
+import org.openmrs.module.ipd.events.handler.IPDEventHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Component
+public class RolloverTaskEventHandler implements IPDEventHandler {
+
+    @Autowired
+    ConfigLoader configLoader;
+
+    @Override
+    public void handleEvent(IPDEvent event) {
+        List<ConfigDetail> configList = configLoader.getConfigs();
+        ConfigDetail eventConfig = configList.stream()
+                .filter(config -> config.getType().equals(event.getIpdEventType().name()))
+                .findFirst()
+                .orElse(null);
+        System.out.println("eventConfig type RolloverTaskEventHandler " + eventConfig.getType());
+        System.out.println("eventConfig tasks RolloverTaskEventHandler " + eventConfig.getTasks() + " size --- " + eventConfig.getTasks().size());
+        //create task based on configuration
+    }
+}

omod/src/main/java/org/openmrs/module/ipd/events/handler/impl/ShiftStartTaskEventHandler.java

@@ -0,0 +1,28 @@
+package org.openmrs.module.ipd.events.handler.impl;
+
+import org.openmrs.module.ipd.events.ConfigLoader;
+import org.openmrs.module.ipd.events.model.ConfigDetail;
+import org.openmrs.module.ipd.events.model.IPDEvent;
+import org.openmrs.module.ipd.events.handler.IPDEventHandler;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Component
+public class ShiftStartTaskEventHandler implements IPDEventHandler {
+
+    @Autowired
+    ConfigLoader configLoader;
+
+    @Override
+    public void handleEvent(IPDEvent event) {
+        List<ConfigDetail> configList = configLoader.getConfigs();
+        ConfigDetail eventConfig = configList.stream()
+                .filter(config -> config.getType().equals(event.getIpdEventType().name()))
+                .findFirst()
+                .orElse(null);
+
+        //create task based on configuration
+    }
+}

omod/src/main/java/org/openmrs/module/ipd/events/model/ConfigDetail.java

@@ -0,0 +1,19 @@
+package org.openmrs.module.ipd.events.model;
+
+import com.fasterxml.jackson.annotation.JsonAutoDetect;
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY)
+@JsonIgnoreProperties(ignoreUnknown = true)
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class ConfigDetail {
+    private String type;
+    private List<TaskDetail> tasks;
+}

omod/src/main/java/org/openmrs/module/ipd/events/model/IPDEvent.java

@@ -0,0 +1,18 @@
+package org.openmrs.module.ipd.events.model;
+
+import com.fasterxml.jackson.annotation.JsonAutoDetect;
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY)
+@JsonIgnoreProperties(ignoreUnknown = true)
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class IPDEvent {
+    private String encounterUuid;
+    private String patientUuid;
+    private IPDEventType ipdEventType;
+}

omod/src/main/java/org/openmrs/module/ipd/events/model/IPDEventType.java

@@ -0,0 +1,7 @@
+package org.openmrs.module.ipd.events.model;
+
+public enum IPDEventType {
+    PATIENT_ADMIT,
+    SHIFT_START_TASK,
+    ROLLOVER_TASK;
+}

omod/src/main/java/org/openmrs/module/ipd/events/model/TaskDetail.java

@@ -0,0 +1,16 @@
+package org.openmrs.module.ipd.events.model;
+
+import com.fasterxml.jackson.annotation.JsonAutoDetect;
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@JsonAutoDetect(fieldVisibility = JsonAutoDetect.Visibility.ANY)
+@JsonIgnoreProperties(ignoreUnknown = true)
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class TaskDetail {
+    private String name;
+}