Implemented language selection by query param

ref #5

src/PdfCreator.ts

@@ -34,7 +34,8 @@ export class PdfCreator {
         });
     }
 
-    public async generateSponsoringContract(runner: Runner): Promise<any> {
+    public async generateSponsoringContract(runner: Runner, locale: string = "en"): Promise<any> {
+        i18next.changeLanguage(locale);
         const template_source = fs.readFileSync(`${this.templateDir}/sponsoring_contract.html`, 'utf8');
         const template = Handlebars.compile(template_source);
         const result = template({ runner: runner })

src/controllers/PdfController.ts

@@ -1,4 +1,4 @@
-import { Body, JsonController, Post, Res } from 'routing-controllers';
+import { Body, JsonController, Post, QueryParam, Res } from 'routing-controllers';
 import { OpenAPI } from 'routing-controllers-openapi';
 import { Runner } from '../models/Runner';
 import { PdfCreator } from '../PdfCreator';
@@ -12,8 +12,8 @@ export class PdfController {
 
     @Post('/contracts')
     @OpenAPI({ description: "Generate Sponsoring contract pdfs from runner objects." })
-    async generateContracts(@Body({ validate: true }) runner: Runner, @Res() res: any) {
-        const contracts = await this.pdf.generateSponsoringContract(runner);
+    async generateContracts(@Body({ validate: true }) runner: Runner, @Res() res: any, @QueryParam("locale") locale: string) {
+        const contracts = await this.pdf.generateSponsoringContract(runner, locale);
         res.setHeader('content-type', 'application/pdf');
         return await contracts;
     }

src/templates/sponsoring_contract.html

@@ -8,8 +8,8 @@
     <div class="page">
       <p>ID: {{runner.id}}</p>
       <p>{{__ "firstname"}}: {{runner.firstname}}</p>
-      <p>{__ "lastname"}: {{runner.lastname}}</p>
-      <p>{__ "group"}: {{runner.group.name}}</p>
+      <p>{{__ "lastname"}}: {{runner.lastname}}</p>
+      <p>{{__ "group"}}: {{runner.group.name}}</p>
     </div>
   </body>
 </html>