Feature/diagnostic document sync

pom.xml

@@ -292,6 +292,12 @@
 			<artifactId>h2</artifactId>
 			<scope>runtime</scope>
 		</dependency>
+		<!-- AWS SDK v2 - S3 client, used for diagnostic document sync -->
+		<dependency>
+			<groupId>org.apache.commons</groupId>
+			<artifactId>commons-csv</artifactId>
+			<version>1.11.0</version>
+		</dependency>
 		<!-- CSV parsing for the Nikshay results-file import (quoted/embedded-comma fields) -->
 		<dependency>
 			<groupId>org.apache.commons</groupId>

src/main/environment/common_ci.properties

@@ -5,6 +5,12 @@ spring.datasource.username=@env.DATABASE_USERNAME@
 spring.datasource.password=@env.DATABASE_PASSWORD@
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 
+## S3 storage for diagnostic documents pushed from a van
+aws.s3.access-key=@env.AWS_S3_ACCESS_KEY@
+aws.s3.secret-key=@env.AWS_S3_SECRET_KEY@
+aws.s3.region=@env.AWS_S3_REGION@
+diagnostic.documents.s3.bucket=@env.DIAGNOSTIC_DOCUMENTS_S3_BUCKET@
+
 ## Carestream URLs, local
 carestreamOrderCreateURL=@env.COMMON_API@carestream/createOrder
 
@@ -28,6 +34,11 @@ dataSyncUploadUrl=@env.MMU_CENTRAL_SERVER@dataSync/van-to-server
 ## Data download API, central
 dataSyncDownloadUrl=@env.MMU_CENTRAL_SERVER@dataSync/server-to-van
 
+## Diagnostic document push (this server -> further central server)
+diagnosticDocumentUploadUrl=@env.MMU_CENTRAL_SERVER@dataSync/diagnostic-documents
+diagnosticDocument.push.batchSize=@env.DIAGNOSTIC_DOCUMENT_PUSH_BATCH_SIZE@
+diagnostic.documents.storage-root=@env.DIAGNOSTIC_DOCUMENTS_STORAGE_ROOT@
+
 ## TC specialist slot booking, # not required
 tcSpecialistSlotBook=@env.TM_API@schedule/bookSlot
 

src/main/environment/common_docker.properties

@@ -5,6 +5,12 @@ spring.datasource.username=${DATABASE_USERNAME}
 spring.datasource.password=${DATABASE_PASSWORD}
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 
+## S3 storage for diagnostic documents pushed from a van
+aws.s3.access-key=${AWS_S3_ACCESS_KEY}
+aws.s3.secret-key=${AWS_S3_SECRET_KEY}
+aws.s3.region=${AWS_S3_REGION}
+diagnostic.documents.s3.bucket=${DIAGNOSTIC_DOCUMENTS_S3_BUCKET}
+
 ## Carestream URLs, local
 carestreamOrderCreateURL=${COMMON_API}carestream/createOrder
 
@@ -28,6 +34,11 @@ dataSyncUploadUrl=${MMU_CENTRAL_SERVER}dataSync/van-to-server
 ## Data download API, central
 dataSyncDownloadUrl=${MMU_CENTRAL_SERVER}dataSync/server-to-van
 
+## Diagnostic document push (this server -> further central server)
+diagnosticDocumentUploadUrl=${MMU_CENTRAL_SERVER}dataSync/diagnostic-documents
+diagnosticDocument.push.batchSize=${DIAGNOSTIC_DOCUMENT_PUSH_BATCH_SIZE}
+diagnostic.documents.storage-root=${DIAGNOSTIC_DOCUMENTS_STORAGE_ROOT}
+
 ## TC specialist slot booking, # not required
 tcSpecialistSlotBook=${TM_API}schedule/bookSlot
 

src/main/environment/common_example.properties

@@ -7,6 +7,12 @@ spring.datasource.username=<Enter your AMRIT DB username>
 spring.datasource.password=<Enter your AMRIT DB password>
 spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
 
+## S3 storage for diagnostic documents pushed from a van (POST /dataSync/diagnostic-documents)
+aws.s3.access-key=<Enter your AWS access key here>
+aws.s3.secret-key=<Enter your AWS secret key here>
+aws.s3.region=ap-south-1
+diagnostic.documents.s3.bucket=<Enter your private bucket name here>
+
 ## Carestream URLs, local
 #carestreamOrderCreateURL =http://localhost:1040/carestream/createOrder
 carestreamOrderCreateURL =http://localhost:8083/carestream/createOrder
@@ -44,6 +50,10 @@ dataSyncUploadUrl=http://10.208.122.38:8080/mmu-api/dataSync/van-to-server
 #dataSyncDownloadUrl=http://localhost:82/dataSync/server-to-van
 dataSyncDownloadUrl=http://10.208.122.38:8080/mmu-api/dataSync/server-to-van
 
+diagnosticDocumentUploadUrl=http://localhost:8087/mmu-api/dataSync/diagnostic-documents
+diagnosticDocument.push.batchSize=3
+diagnostic.documents.storage-root=<Enter your diagnostic documents storage root path here>
+
 ## TC specialist slot booking, # not required
 #tcSpecialistSlotBook=http://localhost:8080/schedule/bookSlot
 tcSpecialistSlotBook=http://10.208.122.38:8080/tm-api/schedule/bookSlot

src/main/java/com/iemr/mmu/config/S3ClientConfig.java

@@ -0,0 +1,42 @@
+package com.iemr.mmu.config;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials;
+import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider;
+import software.amazon.awssdk.regions.Region;
+import software.amazon.awssdk.services.s3.S3Client;
+import software.amazon.awssdk.services.s3.presigner.S3Presigner;
+
+/***
+ * @purpose S3 client beans used to store diagnostic documents pushed from a van. Built
+ *          once and shared, rather than re-built per request.
+ */
+@Configuration
+public class S3ClientConfig {
+
+	@Value("${aws.s3.access-key}")
+	private String accessKey;
+
+	@Value("${aws.s3.secret-key}")
+	private String secretKey;
+
+	@Value("${aws.s3.region}")
+	private String region;
+
+	private StaticCredentialsProvider credentialsProvider() {
+		return StaticCredentialsProvider.create(AwsBasicCredentials.create(accessKey, secretKey));
+	}
+
+	@Bean
+	public S3Client diagnosticDocumentS3Client() {
+		return S3Client.builder().region(Region.of(region)).credentialsProvider(credentialsProvider()).build();
+	}
+
+	@Bean
+	public S3Presigner diagnosticDocumentS3Presigner() {
+		return S3Presigner.builder().region(Region.of(region)).credentialsProvider(credentialsProvider()).build();
+	}
+}

src/main/java/com/iemr/mmu/controller/dataSyncActivity/StartSyncActivity.java

@@ -21,6 +21,8 @@
 */
 package com.iemr.mmu.controller.dataSyncActivity;
 
+import java.util.Map;
+
 import org.json.JSONObject;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -31,13 +33,16 @@
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestHeader;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import com.google.gson.Gson;
 import com.iemr.mmu.service.dataSyncActivity.DownSyncDataFromServerImpl;
 import com.iemr.mmu.service.dataSyncActivity.DownloadDataFromServerImpl;
 import com.iemr.mmu.service.dataSyncActivity.DownloadDataFromServerTransactionalImpl;
 import com.iemr.mmu.service.dataSyncActivity.UploadDataToServerImpl;
+import com.iemr.mmu.service.dataSyncLayerCentral.DiagnosticDocumentFetchService;
+import com.iemr.mmu.service.dataSyncLayerCentral.DiagnosticDocumentPushServiceImpl;
 import com.iemr.mmu.utils.CookieUtil;
 import com.iemr.mmu.utils.response.OutputResponse;
 
@@ -60,7 +65,12 @@
 	@Autowired
 	private DownloadDataFromServerTransactionalImpl downloadDataFromServerTransactionalImpl;
 	@Autowired
+	private DiagnosticDocumentPushServiceImpl diagnosticDocumentPushServiceImpl;
+	@Autowired
+	private DiagnosticDocumentFetchService diagnosticDocumentFetchService;
+	@Autowired
 	private DownSyncDataFromServerImpl downSyncDataFromServerImpl;
+
 	private static final String GROUP_ID = "groupID";
 	private static final String PROVIDER_SERVICE_MAP_ID = "providerServiceMapID";
 
@@ -91,6 +101,45 @@
 		return response.toStringWithSerialization();
 	}
 
+	@Operation(summary = "Push pending diagnostic documents (docsProcessed='N') to the further central server, in batches")
+	@PostMapping(value = { "/diagnostic-documents-to-server" })
+	public String diagnosticDocumentsToServer(@RequestHeader(value = "Authorization") String authorization,
+			@RequestHeader(value = "ServerAuthorization") String serverAuthorization,
+			@RequestParam(required = false) Long villageId) {
+		OutputResponse response = new OutputResponse();
+		try {
+			String s = diagnosticDocumentPushServiceImpl.pushPendingDocuments(serverAuthorization, villageId);
+			if (s != null)
+				response.setResponse(s);
+			else
+				response.setError(5000, "Error in diagnostic document push");
+		} catch (Exception e) {
+			logger.error("Error in diagnostic document push : " + e);
+			response.setError(e);
+		}
+		return response.toString();
+	}
+
+	@Operation(summary = "Fetch a short-lived download URL for the latest successfully-pushed diagnostic document matching a beneficiary+documentType, from this van's own local record")
+	@GetMapping(value = { "/diagnostic-documents/download" })
+	public String diagnosticDocumentDownloadUrl(@RequestParam Long beneficiaryId, @RequestParam String documentType,
+			@RequestHeader(value = "Authorization") String authorization) {
+		OutputResponse response = new OutputResponse();
+		try {
+			Map<String, Object> download = diagnosticDocumentFetchService.getLatestDocumentDownload(beneficiaryId,
+					documentType);
+			if (download != null)
+				response.setResponse(new Gson().toJson(download));
+			else
+				response.setError(5000, "No pushed document found for beneficiaryId=" + beneficiaryId
+						+ ", documentType=" + documentType);
+		} catch (Exception e) {
+			logger.error("Error fetching diagnostic document download URL : " + e);
+			response.setError(e);
+		}
+		return response.toString();
+	}
+
 	@Operation(summary = "Get data sync group details")
 	@GetMapping(value = { "/getSyncGroupDetails" })
 	public String getSyncGroupDetails() {

src/main/java/com/iemr/mmu/controller/dataSyncLayerCentral/MMUDataSyncVanToServer.java

@@ -24,7 +24,6 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.security.access.prepost.PreAuthorize;
 
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -35,11 +34,11 @@
 import com.iemr.mmu.data.syncActivity_syncLayer.DownSyncDataDigester;
 import com.iemr.mmu.data.syncActivity_syncLayer.SyncDownloadMaster;
 import com.iemr.mmu.data.syncActivity_syncLayer.SyncUploadDataDigester;
+import com.iemr.mmu.service.dataSyncLayerCentral.DiagnosticDocumentIngestService;
 import com.iemr.mmu.service.dataSyncLayerCentral.FetchDownloadDataImpl;
 import com.iemr.mmu.service.dataSyncLayerCentral.GetDataFromVanAndSyncToDBImpl;
 import com.iemr.mmu.service.dataSyncLayerCentral.GetDownSyncDataFromCentralImpl;
 import com.iemr.mmu.service.dataSyncLayerCentral.GetMasterDataFromCentralForVanImpl;
-import com.iemr.mmu.utils.CookieUtil;
 import com.iemr.mmu.utils.response.OutputResponse;
 
 import io.swagger.v3.oas.annotations.Operation;
@@ -61,6 +60,8 @@
 	private FetchDownloadDataImpl fetchDownloadDataImpl;
 	@Autowired
 	private GetDownSyncDataFromCentralImpl getDownSyncDataFromCentralImpl;
+	@Autowired
+	private DiagnosticDocumentIngestService diagnosticDocumentIngestService;
 
 	@Operation(summary = "Sync data from van-to-server")
 	@PostMapping(value = { "/van-to-server" }, consumes = "application/json", produces = "application/json")
@@ -81,6 +82,24 @@
 		return response.toString();
 	}
 
+	@Operation(summary = "Receive diagnostic documents pushed from a van and store each in S3 (no database write here)")
+	@PostMapping(value = { "/diagnostic-documents" }, consumes = "application/json", produces = "application/json")
+	public String diagnosticDocumentsFromVan(@RequestBody String requestOBJ,
+			@RequestHeader(value = "Authorization") String Authorization) {
+		OutputResponse response = new OutputResponse();
+		try {
+			String s = diagnosticDocumentIngestService.ingestDocuments(requestOBJ);
+			if (s != null)
+				response.setResponse(s);
+			else
+				response.setError(5000, "diagnostic document ingest failed");
+		} catch (Exception e) {
+			response.setError(e);
+			logger.error("Diagnostic document ingest Exception" + e);
+		}
+		return response.toString();
+	}
+
 	@Operation(summary = "Download data from server-to-van")
 	@PostMapping(value = { "/server-to-van" }, consumes = "application/json", produces = "application/json")
 	public String dataDownloadFromServer(@RequestBody SyncDownloadMaster syncDownloadMaster,

src/main/java/com/iemr/mmu/service/dataSyncLayerCentral/DiagnosticDocumentFetchService.java

@@ -0,0 +1,62 @@
+package com.iemr.mmu.service.dataSyncLayerCentral;
+
+import java.time.Duration;
+import java.util.Map;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+import software.amazon.awssdk.services.s3.model.GetObjectRequest;
+import software.amazon.awssdk.services.s3.presigner.S3Presigner;
+import software.amazon.awssdk.services.s3.presigner.model.GetObjectPresignRequest;
+
+/***
+ * @purpose Hands back a short-lived presigned URL for the latest successfully-pushed
+ *          diagnostic document matching a beneficiary+documentType, generated on demand from
+ *          the object's S3 key (s3_path) - the bucket is private, so no permanent URL is
+ *          ever persisted or handed out.
+ */
+@Service
+public class DiagnosticDocumentFetchService {
+
+	private static final Duration URL_VALIDITY = Duration.ofMinutes(15);
+
+	@Value("${diagnostic.documents.s3.bucket}")
+	private String bucket;
+
+	@Autowired
+	private DiagnosticDocumentRepository diagnosticDocumentRepository;
+
+	@Autowired
+	private S3Presigner s3Presigner;
+
+	/***
+	 * @return null if no successfully-pushed document matches, otherwise the download details
+	 *         (documentType, orderType, externalOrderId, contentType, lastModDate, downloadUrl,
+	 *         urlExpiresInSeconds)
+	 */
+	public Map<String, Object> getLatestDocumentDownload(Long beneficiaryId, String documentType) {
+		Map<String, Object> row = diagnosticDocumentRepository.findLatestDocument(beneficiaryId, documentType);
+		if (row == null) {
+			return null;
+		}
+
+		String s3Key = (String) row.get("s3_path");
+		GetObjectRequest getObjectRequest = GetObjectRequest.builder().bucket(bucket).key(s3Key).build();
+		GetObjectPresignRequest presignRequest = GetObjectPresignRequest.builder().signatureDuration(URL_VALIDITY)
+				.getObjectRequest(getObjectRequest).build();
+		String downloadUrl = s3Presigner.presignGetObject(presignRequest).url().toString();
+
+		Map<String, Object> result = new java.util.HashMap<>();
+		result.put("externalOrderId", row.get("external_order_id"));
+		result.put("orderType", row.get("order_type"));
+		result.put("documentType", row.get("document_type"));
+		result.put("contentType", row.get("content_type"));
+		result.put("originalFileName", row.get("original_file_name"));
+		result.put("lastModDate", String.valueOf(row.get("last_mod_date")));
+		result.put("downloadUrl", downloadUrl);
+		result.put("urlExpiresInSeconds", URL_VALIDITY.getSeconds());
+		return result;
+	}
+}