spectrum field working again

src/routes/validate/sample.ts

@@ -11,7 +11,8 @@ export default class SampleValidate {
       .max(128),
 
     color: Joi.string()
-      .max(128),
+      .max(128)
+      .allow(''),
 
     type: Joi.string()
       .max(128),
@@ -77,7 +78,7 @@ export default class SampleValidate {
     'user_id',
     'material._id',
     'material.numbers',
-    'measurements.spectrum'
+    'measurements.spectrum.dpt'
   ];
 
   static input (data, param) {  // validate input, set param to 'new' to make all attributes required
@@ -170,6 +171,33 @@ export default class SampleValidate {
       try {
         for (let i in data.filters) {
           data.filters[i] = JSON.parse(data.filters[i]);
+          data.filters[i].values = data.filters[i].values.map(e => {  // validate filter values
+            let validator;
+            let field = data.filters[i].field
+            if (/material\./.test(field)) {  // select right validation model
+              validator = MaterialValidate.outputV();
+              field = field.replace('material.', '');
+            }
+            else if (/measurements\./.test(field)) {
+              validator = Joi.object({
+                value: Joi.alternatives()
+                  .try(
+                    Joi.string().max(128),
+                    Joi.number(),
+                    Joi.boolean(),
+                    Joi.array()
+                  )
+                  .allow(null)
+              });
+              field = 'value';
+            }
+            else {
+              validator = Joi.object(this.sample);
+            }
+            const {value, error} = validator.validate({[field]: e});
+            if (error) throw error;  // reject invalid values
+            return value[field];
+          });
         }
       }
       catch {