Add data validation and a world setting for enabling the Global API

module/utils/databases/model.mjs

@@ -1,7 +1,8 @@
 import * as Joi from "joi";
+import { PrivacyMode } from "../privacy.mjs";
 
 // MARK: Buckets
-const numberBucketSchema = Joi.object({
+export const numberBucketSchema = Joi.object({
 	type: Joi.string().valid(`number`, `range`).required(),
 	min: Joi
 		.number()
@@ -29,15 +30,18 @@ const numberBucketSchema = Joi.object({
 		}),
 });
 
-const stringBucketSchema = Joi.object({
+export const stringBucketSchema = Joi.object({
 	type: Joi.string().valid(`string`).required(),
-	choices: Joi.array(Joi.string()).optional(),
+	choices: Joi.array().items(Joi.string().trim().invalid(``)).optional(),
 });
 
 // MARK: Graphs
-const barGraphSchema = Joi.object({
+export const barGraphSchema = Joi.object({
 	type: Joi.string().valid(`bar`).required(),
-	stacked: Joi.boolean().required(),
+	stacked: Joi
+		.boolean()
+		.default(true)
+		.optional(),
 });
 
 // MARK: Table
@@ -45,16 +49,51 @@ export const tableSchema = Joi.object({
 	name: Joi
 		.string()
 		.trim()
+		.invalid(``)
 		.required()
-		.pattern(/^[a-z \-_]+(\/[a-z \-_]+)?$/i),
-	buckets: Joi.alternatives([
-		numberBucketSchema,
-		stringBucketSchema,
-	]).match(`one`),
-	graph: Joi.alternatives([
-		barGraphSchema,
-	]).match(`one`),
+		.pattern(/^[0-9a-z \-_]+(\/[0-9a-z \-_]+)?$/i),
+	buckets: Joi
+		.alternatives()
+		.try(
+			numberBucketSchema,
+			stringBucketSchema,
+		)
+		.match(`one`)
+		.required(),
+	graph: Joi
+		.alternatives()
+		.try(
+			barGraphSchema,
+		)
+		.match(`one`)
+		.required(),
 });
 
 // MARK: Row
-export const rowSchema = Joi.object({});
+/**
+ * The schema for the row objects, this does not validate that the
+ * value of the row conforms to the bucket configurations, however
+ * it does validate that the value is at least one of the accepted
+ * types. For validation of the value itself check "validateValue"
+ * in `utils/buckets.mjs`
+ */
+export const rowSchema = Joi.object({
+	_id: Joi
+		.string()
+		.alphanum()
+		.required(),
+	timestamp: Joi
+		.string()
+		.isoDate()
+		.required(),
+	value: Joi
+		.alternatives([
+			Joi.string().trim().invalid(``),
+			Joi.number(),
+		])
+		.required(),
+	privacy: Joi
+		.string()
+		.valid(...Object.values(PrivacyMode))
+		.required(),
+});