From 112edb2889bf02a26f233ea42c956f0a45d3de79 Mon Sep 17 00:00:00 2001
From: _Bastler <_Bastler@bstly.de>
Date: Fri, 5 Nov 2021 18:40:18 +0100
Subject: [PATCH] add label paginator

---
 src/app/app.module.ts            | 13 +++++++---
 src/app/services/i18n.service.ts | 42 +++++++++++++++++++++++++++++++-
 2 files changed, 51 insertions(+), 4 deletions(-)

diff --git a/src/app/app.module.ts b/src/app/app.module.ts
index 435ba12..a09d070 100644
--- a/src/app/app.module.ts
+++ b/src/app/app.module.ts
@@ -55,13 +55,13 @@ import { BorrowProvingComponent, BorrowProvingResultDialog } from './pages/borro
 import { DividerComponent } from './ui/divider/divider.component';
 import { DividertestComponent } from './pages/dividertest/dividertest.component';
 
-
-import { I18nService } from './services/i18n.service';
+import { I18nService, I18nPaginatorIntl } from './services/i18n.service';
 import { MinetestAccountsComponent } from './pages/minetest/accounts/accounts.component';
 import { BorrowComponent } from './pages/borrow/borrow.component';
 import { DurationpickerComponent } from './ui/durationpicker/durationpicker.component';
 import { InviteCodeComponent } from './pages/invites/code/code.component';
 import { InviteEditComponent } from './pages/invites/edit/invite.edit';
+import { MatPaginatorIntl } from '@angular/material/paginator';
 
 
 export function init_app(i18n: I18nService) {
@@ -134,7 +134,14 @@ export class XhrInterceptor implements HttpInterceptor {
     QrCodeModule,
   ],
   exports: [ MaterialModule ],
-  providers: [ { provide: APP_INITIALIZER, useFactory: init_app, deps: [ I18nService ], multi: true }, { provide: HTTP_INTERCEPTORS, useClass: XhrInterceptor, multi: true }, DatePipe ],
+  providers: [ { provide: APP_INITIALIZER, useFactory: init_app, deps: [ I18nService ], multi: true }, { provide: HTTP_INTERCEPTORS, useClass: XhrInterceptor, multi: true }, DatePipe,
+  {
+    provide: MatPaginatorIntl, useFactory: (i18n) => {
+      const service = new I18nPaginatorIntl();
+      service.injectI18n(i18n)
+      return service;
+    }, deps: [ I18nService ]
+  } ],
   bootstrap: [ AppComponent ],
 })
 export class AppModule {
diff --git a/src/app/services/i18n.service.ts b/src/app/services/i18n.service.ts
index 1b88be1..3e844b7 100644
--- a/src/app/services/i18n.service.ts
+++ b/src/app/services/i18n.service.ts
@@ -1,6 +1,8 @@
 import { Injectable } from '@angular/core';
 import { HttpClient } from '@angular/common/http';
 import { environment } from '../../environments/environment';
+import { MatPaginatorIntl } from '@angular/material/paginator';
+import { Subject } from 'rxjs';
 
 @Injectable({
     providedIn: 'root',
@@ -96,10 +98,48 @@ export class I18nService {
     insertArguments(label: string, args: string[]) {
         if (args) {
             for (let index in args) {
-                label = label.replace(`{${index}}`, this.get(args[ index ], []));
+                label = label.replace(`{${index}}`, this.get(args[ index ], null));
             }
         }
         return label;
     }
 
+}
+
+
+@Injectable()
+export class I18nPaginatorIntl implements MatPaginatorIntl {
+
+    changes = new Subject<void>();
+
+    i18n: I18nService;
+
+    itemsPerPageLabel: string;
+    nextPageLabel: string;
+    previousPageLabel: string;
+    firstPageLabel: string;
+    lastPageLabel: string;
+
+
+    injectI18n(i18n: I18nService) {
+        this.i18n = i18n;
+
+        this.firstPageLabel = this.i18n.get('paginator.firstPage', []);
+        this.itemsPerPageLabel = this.i18n.get('paginator.itemsPerPage', []);
+        this.lastPageLabel = this.i18n.get('paginator.lastPage', []);
+
+        this.nextPageLabel = this.i18n.get('paginator.nextPage', []);
+        this.previousPageLabel = this.i18n.get('paginator.previousPage', []);
+
+    }
+
+
+    getRangeLabel(page: number, pageSize: number, length: number): string {
+        if (length === 0) {
+            return this.i18n.get('paginator.empty', []);
+        }
+
+        const amountPages = Math.ceil(length / pageSize);
+        return this.i18n.get('paginator.range', [ page + 1 + "", amountPages + "" ]);
+    }
 }
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