feat: schemas

package.json

@@ -65,7 +65,8 @@
     "ts-jest": "^26.4.4",
     "ts-node": "^9.1.1",
     "typedoc": "^0.24.7",
-    "typescript": "^4.2.4"
+    "typescript": "^4.2.4",
+    "zod": "~3.25.76"
   },
   "dependencies": {
     "@types/geojson": "^7946.0.16",

src/index.ts

@@ -11,3 +11,4 @@ export * from './enums/geo/epsg';
 export * from './helpers/mime';
 export * from './types/countryTranslation';
 export * from './interfaces';
+export * from './schemas';

src/schemas/index.ts

@@ -0,0 +1 @@
+export * from './serving-proxy/capability.schema';

src/schemas/serving-proxy/capability.schema.ts

@@ -0,0 +1,32 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { z } from 'zod';
+
+export const StyleSchema = z.object({
+  value: z.string().min(1).describe('Style identifier value'),
+  isDefault: z.string().min(1).nullable().describe('Whether this style is the default style'),
+});
+
+export const TileMatrixSetSchema = z.object({
+  tileMatrixSetID: z.string().min(1).describe('Identifier of the TileMatrixSet'),
+  tileMatrixLabels: z.array(z.string().min(1)).min(1).describe('TileMatrix identifier per level'),
+});
+
+export const ResourceURLSchema = z.object({
+  format: z.string().min(1).describe('MIME type of the resource'),
+  resourceType: z.string().min(1).describe('Type of the resource, e.g. tile'),
+  template: z.string().min(1).describe('URL template for the resource'),
+});
+
+export const CapabilitySchema = z.object({
+  id: z.string().min(1).describe('Layer identifier'),
+  style: z.array(StyleSchema).min(1).describe('Styles available for the layer'),
+  format: z.array(z.string().min(1)).min(1).describe('MIME types supported by the layer'),
+  tileMatrixSet: z.array(TileMatrixSetSchema).min(1).describe('TileMatrixSets available for the layer'),
+  url: z.array(ResourceURLSchema).min(1).describe('Resource URLs available for the layer'),
+});
+
+// Inferred TypeScript types
+export type Style = z.infer<typeof StyleSchema>;
+export type TileMatrixSet = z.infer<typeof TileMatrixSetSchema>;
+export type ResourceURL = z.infer<typeof ResourceURLSchema>;
+export type Capability = z.infer<typeof CapabilitySchema>;