implemented changelog

src/routes/validate/root.ts

@@ -0,0 +1,50 @@
+import Joi from '@hapi/joi';
+import IdValidate from './id';
+
+export default class RootValidate {  // validate input for root methods
+  private static changelog = {
+    timestamp: Joi.date()
+      .iso()
+      .min('1970-01-01T00:00:00.000Z'),
+
+    page: Joi.number()
+      .integer()
+      .min(0)
+      .default(0),
+
+    pagesize: Joi.number()
+      .integer()
+      .min(0)
+      .default(25),
+
+    action: Joi.string(),
+
+    collection: Joi.string(),
+
+    conditions: Joi.object(),
+
+    data: Joi.object()
+  };
+
+  static changelogParams (data) {
+    return Joi.object({
+      timestamp: this.changelog.timestamp.required(),
+      page: this.changelog.page,
+      pagesize: this.changelog.pagesize
+    }).validate(data);
+  }
+
+  static changelogOutput (data) {
+    data.date = data._id.getTimestamp();
+    data.collection = data.collectionName;
+    data = IdValidate.stringify(data);
+    const {value, error} = Joi.object({
+      date: this.changelog.timestamp,
+      action: this.changelog.action,
+      collection: this.changelog.collection,
+      conditions: this.changelog.conditions,
+      data: this.changelog.data,
+    }).validate(data, {stripUnknown: true});
+    return error !== undefined? null : value;
+  }
+}

src/routes/validate/sample.ts

@@ -69,7 +69,7 @@ export default class SampleValidate {
     }
     else if (param === 'new-admin') {
       return Joi.object({
-        number: this.sample.number.required(),
+        number: this.sample.number,
         color: this.sample.color.required(),
         type: this.sample.type.required(),
         batch: this.sample.batch.required(),