feat(mongodb): implement delete patient API

api/dicom-web/controller/PAM-RS/delete-patient.js

@@ -0,0 +1,33 @@
+const { Controller } = require("@root/api/controller.class");
+const { ApiLogger } = require("@root/utils/logs/api-logger");
+const { ApiErrorArrayHandler } = require("@error/api-errors.handler");
+const { DeletePatientService } = require("./service/delete-patient.service");
+
+class DeletePatientController extends Controller {
+    constructor(req, res) {
+        super(req, res);
+        this.apiLogger = new ApiLogger(this.request, "PAM-RS");
+        this.apiLogger.addTokenValue();
+    }
+    async mainProcess() {
+        this.apiLogger.logger.info(`Delete Patient: ${this.request.params.patientID}`);
+
+        let deletePatientService = new DeletePatientService(this.request, this.response);
+        try {
+            await deletePatientService.delete();
+            return this.response
+                       .set("content-type", "application/dicom+json")
+                       .status(200)
+                       .send();
+        } catch(e) {
+            let apiErrorArrayHandler = new ApiErrorArrayHandler(this.response, this.apiLogger, e);
+            return apiErrorArrayHandler.doErrorResponse();
+        }
+    }
+}
+
+module.exports = async function (req, res) {
+    let controller = new DeletePatientController(req, res);
+
+    await controller.doPipeline();
+};

api/dicom-web/controller/PAM-RS/service/delete-patient.service.js

@@ -0,0 +1,27 @@
+const { DicomWebServiceError, DicomWebStatusCodes } = require("@error/dicom-web-service");
+const { PatientModel } = require("@models/mongodb/models/patient.model");
+
+class DeletePatientService {
+    constructor(req, res) {
+        /** @type { import("express").Request } */
+        this.request = req;
+        /** @type { import("express").Response } */
+        this.response = res;
+    }
+
+    async delete() {
+        let { patientID } = this.request.params;
+        let patient = await PatientModel.findOne({ patientID});
+        if (!patient) {
+            throw new DicomWebServiceError(
+                DicomWebStatusCodes.NoSuchObjectInstance,
+                `Patient "${this.request.params.patientID}" does not exist.`,
+                404
+            );
+        }
+
+        await patient.incrementDeleteStatus();
+    }
+}
+
+module.exports.DeletePatientService = DeletePatientService;

api/dicom-web/pam-rs.route.js

@@ -60,4 +60,6 @@ router.post("/patients", validateParams({
  */
 router.put("/patients/:patientID", require("./controller/PAM-RS/update-patient"));
 
+router.delete("/patients/:patientID", require("./controller/PAM-RS/delete-patient"));
+
 module.exports = router;