fix(loads/find): Adding est_loading_date field to the find query

v1/README.md

@@ -374,6 +374,8 @@ This endpoint is part of /loads endpoint
     - product
     - shipment_code
     - shipper_warehouse : id of a company branch
+    - est_loading_date[gte] : Date greater than.
+    - est_loading_date[lte] : Date less than.
     - company_name[$regex] : Regex string to find company_name
     - company_name[$options] : Regex options from MongoDB filter description
     - $sort[ field ] : -1/1 ; Sort result by field name

v1/src/apps/private/loads/services.js

@@ -54,7 +54,8 @@ function getAndFilterList( query ){
         categories,
         product,
         shipment_code,
-        shipper_warehouse
+        shipper_warehouse,
+        est_loading_date
     } = query;
 
     if( company ){ filter_list.push( { company } ); }
@@ -72,6 +73,20 @@ function getAndFilterList( query ){
     if( product ) { filter_list.push({ product }); }
     if( shipment_code ) { filter_list.push({ shipment_code }); }
     if( shipper_warehouse ) { filter_list.push({ shipper_warehouse }); }
+    if( est_loading_date ) {
+        if( (est_loading_date.gte == undefined) || (est_loading_date.gte == null) ){
+            throw "est_loading_date[gte] is required";
+        }
+        if( (est_loading_date.lte == undefined) || (est_loading_date.lte == null) ){
+            throw "est_loading_date[lte] is required";
+        }
+        filter_list.push({
+            "est_loading_date" : {
+                $gte : new Date( est_loading_date["gte"] ),
+                $lte : new Date( est_loading_date["lte"] )
+            }
+        });
+    }
 
     if( filter_list.length == 0 ){
         return null;