fix: incorrect date value store in DB

- The date value of DICOM is YYYYMMDD format,
need to cast to Date type and store to DB
- Add setter in `DA` schema to cast to Date of YYYYMMDD string value
- Add moment timezone to default timezone to GMT
> Avoid the system timezone store in DB

models/mongodb/models/dicom.js

@@ -27,7 +27,13 @@ let dicomModelSchema = new mongoose.Schema(
             index: true,
             required: true
         },
-        "00080020": dicomJsonAttributeDASchema,
+        "00080020": new mongoose.Schema(dicomJsonAttributeDASchema, {
+            _id: false,
+            id: false,
+            toObject: {
+                getters: true
+            }
+        }),
         "00080030": {
             ...dicomJsonAttributeSchema,
             Value: [mongoose.SchemaTypes.Number]
@@ -66,7 +72,13 @@ let dicomModelSchema = new mongoose.Schema(
             ...dicomJsonAttributeSchema,
             Value: [mongoose.SchemaTypes.String]
         },
-        "00400244": dicomJsonAttributeDASchema,
+        "00400244": new mongoose.Schema(dicomJsonAttributeDASchema, {
+            _id: false,
+            id: false,
+            toObject: {
+                getters: true
+            }
+        }),
         "00400275": dicomJsonAttributeSchema,
         "00080016": {
             ...dicomJsonAttributeSchema,

models/mongodb/schema/dicomJsonAttribute.js

@@ -1,5 +1,5 @@
 const mongoose = require("mongoose");
-const moment = require("moment");
+const moment = require("moment-timezone");
 const _ = require("lodash");
 
 let dicomJsonAttributeSchema = {
@@ -33,6 +33,12 @@ let dicomJsonAttributeDASchema = {
     Value: {
         type: [Date],
         default: void 0,
+        set: function(v) {
+            let length = _.get(v, "length");
+            if (length > 0) {
+                return v.map((date) => moment(date, "YYYYMMDD").toDate());
+            }
+        },
         get: function (v) {
             let length = _.get(v, "length");
             if (length > 0) {

models/mongodb/service.js

@@ -1,5 +1,5 @@
-const moment = require("moment");
-
+const moment = require("moment-timezone");
+moment.tz.setDefault("GMT");
 /**
  *
  * @param {Object} iQuery

package.json

@@ -31,6 +31,7 @@
     "log4js": "^6.4.5",
     "mkdirp": "^1.0.4",
     "moment": "^2.29.3",
+    "moment-timezone": "^0.5.34",
     "mongoose": "^5.13.14",
     "passport": "^0.5.2",
     "passport-local": "^1.0.0",