update Employee field to show first and last name

redux/employee/employee.selectors.js

@@ -24,5 +24,52 @@ export const selectGettingRates = createSelector(
 );
 export const selectTechnician = createSelector(
   [selectEmployee],
-  (employee) => employee.currentEmployee?.technician
+  (employee) => {
+    if (!employee.currentEmployee || !employee.currentEmployee.technician) {
+      // console.info("selectTechnician returning null");
+      return null;
+    }
+    // console.info("selectTechnician returning :", employee.currentEmployee.technician);
+    return employee.currentEmployee.technician;
+  }
+);
+export const selectEmployeeFirstName = createSelector(
+  [selectTechnician],
+  (techResults) => {
+    if (!techResults || !techResults.first_name) {
+      // console.info("selectEmployeeFirstName returning null");
+      return null;
+    }
+    // console.info("selectEmployeeFirstName returning :", techResults.first_name);
+    return techResults.first_name;
+  }
+);
+export const selectEmployeeLastName = createSelector(
+  [selectTechnician],
+  (techResults) => {
+    if (!techResults || !techResults.last_name) {
+      // console.info("selectEmployeeLastName returning null");
+      return null;
+    }
+    // console.info("selectEmployeeLastName returning :", techResults.last_name);
+    return techResults.last_name;
+  }
+);
+export const selectEmployeeFullName = createSelector(
+  [selectEmployeeFirstName,selectEmployeeLastName],
+  (fName,lName) => {
+    if (!fName && !lName) {
+      // console.warn("selectEmployeeFullName returning null");
+      return null;
+    }
+    if (fName) {
+      if(lName){
+        return fName + " " + lName;
+      } else {
+        return fName;
+      }
+    } else {
+      return lName;
+    }
+  }
 );