Now creating (json)schemas from class validator annotated classes

ref #5

package.json

@@ -25,6 +25,7 @@
     "body-parser": "^1.19.0",
     "class-transformer": "^0.3.1",
     "class-validator": "^0.12.2",
+    "class-validator-jsonschema": "^2.0.3",
     "consola": "^2.15.0",
     "cors": "^2.8.5",
     "express": "^4.17.1",

src/loaders/openapi.ts

@@ -2,10 +2,23 @@ import { Application } from "express";
 import * as swaggerUiExpress from "swagger-ui-express";
 import { getMetadataArgsStorage } from "routing-controllers";
 import { routingControllersToSpec } from "routing-controllers-openapi";
+import { validationMetadatasToSchemas } from 'class-validator-jsonschema';
+
 
 export default async (app: Application) => {
     const storage = getMetadataArgsStorage();
-    const spec = routingControllersToSpec(storage);
+    const schemas = validationMetadatasToSchemas({
+        refPointerPrefix: '#/components/schemas/',
+    });
+    const spec = routingControllersToSpec(storage, {}, {
+        components: {
+          schemas,
+        info: {
+          description: 'LfK! Backend API`',
+          title: 'LfK! Backend API',
+          version: '1.0.0'
+        }
+    });
     app.use("/docs", swaggerUiExpress.serve, swaggerUiExpress.setup(spec));
     return app;
 };

src/models/Track.ts

@@ -1,14 +1,26 @@
 import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import {
+  IsInt,
+  IsNotEmpty,
+  IsOptional,
+  IsPositive,
+  IsString,
+} from "class-validator";
 
 @Entity()
 export class Track {
   @PrimaryGeneratedColumn()
+  @IsOptional()
+  @IsInt()
   id: number;
 
   @Column()
+  @IsString()
+  @IsNotEmpty()
   name: string;
 
-    //Length in meters
   @Column()
+  @IsInt()
+  @IsPositive()
   length: string;
 }