add i18n management, improvements on admin handling, fix service grid

package.json

@@ -1,6 +1,6 @@
 {
   "name": "we-bstly-angular",
-  "version": "3.5.0",
+  "version": "3.5.1",
   "scripts": {
     "ng": "ng",
     "start": "ng serve",

src/app/app-routing.module.ts

@@ -55,6 +55,7 @@ import { AdminVoucherMappingsComponent } from './pages/admin/voucher-mappings/vo
 import { AdminSystemProfileFieldsComponent } from './pages/admin/system-profile-fields/system-profile-fields.component';
 import { AdminUserAliasesComponent } from './pages/admin/user-aliases/user-aliases.component';
 import { AdminOidcClientsComponent } from './pages/admin/oidc-clients/oidc-clients.component';
+import { AdminI18nComponent } from './pages/admin/i18n/i18n.component';
 
 const routes: Routes = [
   { path: 'profile/:username', component: UserComponent, canActivate: [AuthUpdateGuard] },
@@ -125,7 +126,8 @@ const routes: Routes = [
           { path: 'partey-maps', component: AdminParteyMapsComponent, canActivate: [AdminGuard] },
           { path: 'partey-tags', component: AdminParteyTagsComponent, canActivate: [AdminGuard] },
           { path: 'partey-reports', component: AdminParteyReportsComponent, canActivate: [AdminGuard] },
-          { path: 'timeslots', component: AdminTimeslotsComponent, canActivate: [AdminGuard] }
+          { path: 'timeslots', component: AdminTimeslotsComponent, canActivate: [AdminGuard] },
+          { path: 'i18n', component: AdminI18nComponent, canActivate: [AdminGuard] }
         ]
       },
       { path: 'unavailable', component: UnavailableComponent },

src/app/app.module.ts

@@ -97,6 +97,8 @@ import { AdminSystemProfileFieldsComponent } from './pages/admin/system-profile-
 import { AdminUserAliasesComponent } from './pages/admin/user-aliases/user-aliases.component';
 import { AdminOidcClientsComponent } from './pages/admin/oidc-clients/oidc-clients.component';
 import { AdminOidcClientEditDialog } from './pages/admin/oidc-clients/oidc-client.edit';
+import { AdminI18nComponent } from './pages/admin/i18n/i18n.component';
+import { AdminI18nEditDialog } from './pages/admin/i18n/i18n.edit';
 import { AdminVoucherMappingEditDialog } from './pages/admin/voucher-mappings/voucher-mapping.edit';
 import { AdminSystemPropertyEditDialog } from './pages/admin/system-properties/system-property.edit';
 import { AdminSystemProfileFieldEditDialog } from './pages/admin/system-profile-fields/system-profile-field.edit';
@@ -176,7 +178,7 @@ export class XhrInterceptor implements HttpInterceptor {
     AdminParteyTagsComponent, AdminParteyReportsComponent, AdminTimeslotsComponent,
     AdminSystemPropertiesComponent, AdminPermissionMappingsComponent, AdminQuotaMappingsComponent,
     AdminVoucherMappingsComponent, AdminSystemProfileFieldsComponent, AdminUserAliasesComponent,
-    AdminOidcClientsComponent
+    AdminOidcClientsComponent, AdminI18nComponent, AdminI18nEditDialog
   ],
   imports: [
     BrowserModule,

src/app/pages/admin/admin.component.html

@@ -42,6 +42,10 @@
         [active]="rlaurls.isActive">
         {{'admin.shortened_urls' | i18n}}
     </a>
+    <a mat-tab-link routerLink="i18n" routerLinkActive #rli18n="routerLinkActive"
+        [active]="rli18n.isActive">
+        {{'admin.i18n' | i18n}}
+    </a>
     <!--
   <a mat-tab-link routerLink="minetest-accounts" routerLinkActive #rlaminetest="routerLinkActive" 
     [active]="rlaminetest.isActive">

src/app/pages/admin/admin.scss

@@ -3,7 +3,28 @@
 header {
     display: flex;
     align-items: center;
+    flex-wrap: wrap;
     margin-bottom: 20px;
+
+    form {
+        display: flex;
+        align-items: center;
+        flex-wrap: wrap;
+        flex: 1 1 auto;
+    }
+
+    mat-form-field {
+        margin: 0 8px;
+        flex: 0 0 150px;
+
+        &.grow {
+            flex: 1 1 200px;
+        }
+    }
+
+    button {
+        margin: 0 8px;
+    }
 }
 
 .spacer {
@@ -33,3 +54,17 @@ mat-checkbox {
     display: block;
     margin-bottom: 16px;
 }
+
+/* Expired items styling */
+.expired-row {
+    background-color: rgba(244, 67, 54, 0.1) !important;
+    color: rgba(0, 0, 0, 0.5);
+
+    td {
+        opacity: 0.6;
+    }
+}
+
+.expired-row:hover {
+    background-color: rgba(244, 67, 54, 0.15) !important;
+}

src/app/pages/admin/i18n/i18n.component.html

@@ -0,0 +1,114 @@
+<header>
+    <h3>{{'admin.i18n' | i18n}}</h3>
+    <span class="spacer"></span>
+
+    <mat-form-field  subscriptSizing="dynamic">
+        <mat-label>{{ 'admin.i18n.locale' | i18n }}</mat-label>
+        <mat-select [(ngModel)]="selectedLocale" (selectionChange)="onLocaleChange()">
+            @for (locale of locales; track locale) {
+            <mat-option [value]="locale">{{ locale }}</mat-option>
+            }
+        </mat-select>
+    </mat-form-field>
+
+    @if (!rawJsonMode) {
+    <mat-form-field class="grow" subscriptSizing="dynamic">
+        <mat-label>{{ 'admin.filter' | i18n }}</mat-label>
+        <input matInput [(ngModel)]="searchFilter" (ngModelChange)="onFilterChange()"
+            [placeholder]="'admin.filter_placeholder' | i18n">
+        @if (searchFilter) {
+        <button mat-icon-button matSuffix (click)="searchFilter = ''; onFilterChange()">
+            <mat-icon>close</mat-icon>
+        </button>
+        }
+    </mat-form-field>
+
+    <button mat-raised-button color="accent" (click)="createEntry()">
+        <mat-icon>add</mat-icon>
+        {{ 'admin.i18n.create' | i18n }}
+    </button>
+    }
+
+    <button mat-raised-button [color]="rawJsonMode ? 'warn' : 'primary'" (click)="toggleRawJsonMode()">
+        <mat-icon>{{ rawJsonMode ? 'table_chart' : 'code' }}</mat-icon>
+        {{ (rawJsonMode ? 'admin.i18n.table_mode' : 'admin.i18n.raw_json_mode') | i18n }}
+    </button>
+</header>
+
+@if (loading) {
+<mat-progress-bar mode="indeterminate" class="loading-indicator"></mat-progress-bar>
+}
+
+@if (rawJsonMode) {
+<div class="raw-json-editor">
+    <mat-form-field appearance="outline">
+        <mat-label>{{ 'admin.i18n.raw_json' | i18n }}</mat-label>
+        <textarea matInput [(ngModel)]="rawJsonData" rows="20"
+            [placeholder]="'admin.i18n.raw_json_placeholder' | i18n"></textarea>
+        @if (rawJsonError) {
+        <mat-error>{{ rawJsonError }}</mat-error>
+        }
+    </mat-form-field>
+    <div class="actions">
+        <button mat-raised-button color="primary" (click)="saveRawJson()" [disabled]="loading">
+            <mat-icon>save</mat-icon>
+            {{ 'admin.save' | i18n }}
+        </button>
+        <button mat-button (click)="toggleRawJsonMode()">
+            {{ 'admin.cancel' | i18n }}
+        </button>
+    </div>
+</div>
+}
+
+@if (!rawJsonMode) {
+@if (!loading && entries.length === 0 && !searchFilter) {
+<div class="empty-state">
+    <mat-icon>translate</mat-icon>
+    <p>{{ 'admin.i18n.empty' | i18n }}</p>
+</div>
+} @else {
+@if (!loading && dataSource.filteredData.length === 0 && searchFilter) {
+<div class="empty-state">
+    <mat-icon>search_off</mat-icon>
+    <p>{{ 'admin.no_results' | i18n }}</p>
+</div>
+}
+
+<div class="table-container">
+    <table mat-table [dataSource]="dataSource" class="admin-table">
+
+        <ng-container matColumnDef="key">
+            <th mat-header-cell *matHeaderCellDef>{{ 'admin.i18n.key' | i18n }}</th>
+            <td mat-cell *matCellDef="let entry">
+                <code>{{ entry.key }}</code>
+            </td>
+        </ng-container>
+
+        <ng-container matColumnDef="value">
+            <th mat-header-cell *matHeaderCellDef>{{ 'admin.i18n.value' | i18n }}</th>
+            <td mat-cell *matCellDef="let entry">{{ entry.value }}</td>
+        </ng-container>
+
+        <ng-container matColumnDef="actions">
+            <th mat-header-cell *matHeaderCellDef>{{ 'admin.actions' | i18n }}</th>
+            <td mat-cell *matCellDef="let entry">
+                <button mat-icon-button (click)="editEntry(entry)" [matTooltip]="'admin.edit' | i18n">
+                    <mat-icon>edit</mat-icon>
+                </button>
+                <button mat-icon-button (click)="deleteEntry(entry)" [matTooltip]="'admin.delete' | i18n">
+                    <mat-icon>delete</mat-icon>
+                </button>
+            </td>
+        </ng-container>
+
+        <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
+        <tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>
+    </table>
+</div>
+
+<mat-paginator [pageSizeOptions]="[10, 25, 50, 100]" [pageSize]="25" showFirstLastButtons
+    aria-label="Select page of i18n labels">
+</mat-paginator>
+}
+}

src/app/pages/admin/i18n/i18n.component.scss

@@ -0,0 +1,37 @@
+.header-actions {
+  display: flex;
+  align-items: center;
+  gap: 1rem;
+  flex-wrap: wrap;
+
+  mat-form-field {
+    margin-bottom: 0;
+
+    &:first-of-type {
+      flex: 0 0 100px;
+    }
+
+    &:nth-of-type(2) {
+      flex: 1 1 200px;
+    }
+  }
+}
+
+.raw-json-editor {
+  mat-form-field {
+    width: 100%;
+  }
+
+  textarea {
+    font-family: monospace;
+    font-size: 12px;
+  }
+
+  .actions {
+    margin-top: 1rem;
+
+    button + button {
+      margin-left: 1rem;
+    }
+  }
+}

src/app/pages/admin/i18n/i18n.component.ts

@@ -0,0 +1,284 @@
+import { AfterViewInit, Component, OnInit, ViewChild } from '@angular/core';
+import { MatDialog } from '@angular/material/dialog';
+import { MatPaginator } from '@angular/material/paginator';
+import { MatTableDataSource } from '@angular/material/table';
+import { I18nManagementService } from '../../../services/admin/i18n.management.service';
+import { I18nService } from '../../../services/i18n.service';
+import { ConfirmDialog } from '../../../ui/confirm/confirm.component';
+import { AdminI18nEditDialog } from './i18n.edit';
+
+
+interface I18nEntry {
+    key: string;
+    value: string;
+    path: string;
+}
+
+@Component({
+    standalone: false,
+    selector: 'app-admin-i18n',
+    templateUrl: './i18n.component.html',
+    styleUrls: ['../admin.scss', './i18n.component.scss']
+})
+export class AdminI18nComponent implements OnInit, AfterViewInit {
+
+    @ViewChild(MatPaginator) paginator!: MatPaginator;
+
+    dataSource = new MatTableDataSource<I18nEntry>([]);
+    entries: I18nEntry[] = [];
+    loading: boolean = false;
+    selectedLocale: string = '';
+    locales: string[] = [];
+    searchFilter: string = '';
+    rawJsonMode: boolean = false;
+    rawJsonData: string = '';
+    rawJsonError: string = '';
+
+    displayedColumns: string[] = ['key', 'value', 'actions'];
+
+    constructor(
+        private i18nManagementService: I18nManagementService,
+        private i18nService: I18nService,
+        public dialog: MatDialog
+    ) {
+        // Set custom filter predicate to search both key and value
+        this.dataSource.filterPredicate = (data: I18nEntry, filter: string) => {
+            const searchStr = filter.toLowerCase();
+            return data.key.toLowerCase().includes(searchStr) ||
+                data.value.toLowerCase().includes(searchStr);
+        };
+    }
+
+    ngOnInit(): void {
+        this.loadLocales();
+    }
+
+    ngAfterViewInit(): void {
+        this.dataSource.paginator = this.paginator;
+    }
+
+    loadLocales(): void {
+        this.i18nManagementService.getLocales().subscribe({
+            next: (data: string[]) => {
+                this.locales = data;
+                if (this.locales.length > 0) {
+                    this.selectedLocale = this.i18nService.getLocale() || this.locales[0];
+                    this.loadLabels();
+                }
+            },
+            error: (error) => {
+                console.error('Error loading locales:', error);
+            }
+        });
+    }
+
+    loadLabels(): void {
+        if (!this.selectedLocale) {
+            return;
+        }
+
+        this.loading = true;
+        this.i18nManagementService.getLabels(this.selectedLocale).subscribe({
+            next: (data: any) => {
+                this.entries = this.flattenObject(data);
+                this.rawJsonData = JSON.stringify(data, null, 2);
+                this.rawJsonError = '';
+                this.dataSource.data = this.entries;
+                // Re-attach paginator after data change
+                if (this.paginator) {
+                    this.dataSource.paginator = this.paginator;
+                }
+                this.applyFilter();
+                this.loading = false;
+            },
+            error: (error) => {
+                console.error('Error loading labels:', error);
+                this.loading = false;
+                this.entries = [];
+                this.dataSource.data = [];
+                this.rawJsonData = '';
+            }
+        });
+    }
+
+    flattenObject(obj: any, parentPath: string = ''): I18nEntry[] {
+        const result: I18nEntry[] = [];
+
+        for (const key in obj) {
+            if (obj.hasOwnProperty(key)) {
+                const value = obj[key];
+
+                if (key === '.') {
+                    // Handle the special "." key - it represents the value at this level
+                    result.push({
+                        key: parentPath,
+                        value: value,
+                        path: parentPath.split('.').slice(0, -1).join('.')
+                    });
+                } else if (typeof value === 'object' && value !== null) {
+                    // Recursively flatten nested objects
+                    const fullKey = parentPath ? `${parentPath}.${key}` : key;
+                    result.push(...this.flattenObject(value, fullKey));
+                } else {
+                    // Simple string value
+                    const fullKey = parentPath ? `${parentPath}.${key}` : key;
+                    result.push({
+                        key: fullKey,
+                        value: value,
+                        path: parentPath
+                    });
+                }
+            }
+        }
+
+        return result;
+    }
+
+    onLocaleChange(): void {
+        this.loadLabels();
+    }
+
+    applyFilter(): void {
+        this.dataSource.filter = this.searchFilter.trim().toLowerCase();
+    }
+
+    onFilterChange(): void {
+        this.applyFilter();
+    }
+
+    toggleRawJsonMode(): void {
+        this.rawJsonMode = !this.rawJsonMode;
+        if (!this.rawJsonMode && this.rawJsonError) {
+            // If switching back from raw mode with errors, reload
+            this.loadLabels();
+        }
+    }
+
+    saveRawJson(): void {
+        try {
+            const parsed = JSON.parse(this.rawJsonData);
+            this.rawJsonError = '';
+            this.loading = true;
+
+            this.i18nManagementService.setLabels(this.selectedLocale, parsed).subscribe({
+                next: () => {
+                    this.loadLabels();
+                    this.rawJsonMode = false;
+                },
+                error: (error) => {
+                    console.error('Error saving raw JSON:', error);
+                    this.rawJsonError = error.error?.message || 'Error saving JSON data';
+                    this.loading = false;
+                }
+            });
+        } catch (e: any) {
+            this.rawJsonError = 'Invalid JSON: ' + e.message;
+        }
+    }
+
+    createEntry(): void {
+        const dialogRef = this.dialog.open(AdminI18nEditDialog, {
+            data: { locale: this.selectedLocale, entry: null },
+            minWidth: '500px'
+        });
+
+        dialogRef.afterClosed().subscribe(result => {
+            if (result) {
+                this.loadLabels();
+            }
+        });
+    }
+
+    editEntry(entry: I18nEntry): void {
+        const dialogRef = this.dialog.open(AdminI18nEditDialog, {
+            data: { locale: this.selectedLocale, entry: entry },
+            minWidth: '500px'
+        });
+
+        dialogRef.afterClosed().subscribe(result => {
+            if (result) {
+                this.loadLabels();
+            }
+        });
+    }
+
+    deleteEntry(entry: I18nEntry): void {
+        const dialogRef = this.dialog.open(ConfirmDialog, {
+            data: {
+                'label': 'admin.i18n.confirm_delete',
+                'args': [entry.key]
+            }
+        });
+
+        dialogRef.afterClosed().subscribe(result => {
+            if (result) {
+                this.removeKeyFromLabels(entry.key);
+            }
+        });
+    }
+
+    removeKeyFromLabels(key: string): void {
+        this.loading = true;
+
+        this.i18nManagementService.getLabels(this.selectedLocale).subscribe({
+            next: (data: any) => {
+                const updated = this.deleteNestedKey(data, key);
+
+                this.i18nManagementService.setLabels(this.selectedLocale, updated).subscribe({
+                    next: () => {
+                        this.loadLabels();
+                    },
+                    error: (error) => {
+                        console.error('Error deleting label:', error);
+                        this.loading = false;
+                    }
+                });
+            },
+            error: (error) => {
+                console.error('Error loading labels for deletion:', error);
+                this.loading = false;
+            }
+        });
+    }
+
+    deleteNestedKey(obj: any, key: string): any {
+        const keys = key.split('.');
+        const newObj = JSON.parse(JSON.stringify(obj)); // Deep clone
+
+        let current = newObj;
+        for (let i = 0; i < keys.length - 1; i++) {
+            if (!current[keys[i]]) {
+                return newObj;
+            }
+            current = current[keys[i]];
+        }
+
+        delete current[keys[keys.length - 1]];
+
+        return newObj;
+    }
+
+    unflattenEntries(): any {
+        const result: any = {};
+
+        for (const entry of this.entries) {
+            this.setNestedValue(result, entry.key, entry.value);
+        }
+
+        return result;
+    }
+
+    setNestedValue(obj: any, path: string, value: any): void {
+        const keys = path.split('.');
+        let current = obj;
+
+        for (let i = 0; i < keys.length - 1; i++) {
+            if (!current[keys[i]]) {
+                current[keys[i]] = {};
+            }
+            current = current[keys[i]];
+        }
+
+        current[keys[keys.length - 1]] = value;
+    }
+}

src/app/pages/admin/i18n/i18n.edit.html

@@ -0,0 +1,34 @@
+<h2 mat-dialog-title>
+  {{ (data.entry ? 'admin.i18n.edit_label' : 'admin.i18n.create_label') | i18n }}
+</h2>
+<mat-dialog-content>
+  <form>
+    <mat-form-field appearance="outline" class="full-width">
+      <mat-label>{{ 'admin.i18n.key' | i18n }}</mat-label>
+      <input matInput [(ngModel)]="key" name="key" required
+             [readonly]="data.entry !== null"
+             [placeholder]="'admin.i18n.key_placeholder' | i18n">
+      <mat-hint>{{ 'admin.i18n.key_hint' | i18n }}</mat-hint>
+    </mat-form-field>
+
+    <mat-form-field appearance="outline" class="full-width">
+      <mat-label>{{ 'admin.i18n.value' | i18n }}</mat-label>
+      <textarea matInput [(ngModel)]="value" name="value" required
+                rows="4"
+                [placeholder]="'admin.i18n.value_placeholder' | i18n"></textarea>
+    </mat-form-field>
+
+    @if (errorMessage) {
+      <mat-error class="error-message">{{ errorMessage }}</mat-error>
+    }
+  </form>
+</mat-dialog-content>
+<mat-dialog-actions align="end">
+  <button mat-button (click)="onCancel()">{{ 'admin.cancel' | i18n }}</button>
+  <button mat-raised-button color="primary" (click)="onSave()" [disabled]="saving || !isValid()">
+    @if (saving) {
+      <mat-spinner diameter="20"></mat-spinner>
+    }
+    {{ 'admin.save' | i18n }}
+  </button>
+</mat-dialog-actions>

src/app/pages/admin/i18n/i18n.edit.scss

@@ -0,0 +1,18 @@
+.full-width {
+  width: 100%;
+  margin-bottom: 1rem;
+}
+
+mat-dialog-content {
+  min-width: 500px;
+  padding: 1rem 0;
+}
+
+.error-message {
+  margin-bottom: 1rem;
+}
+
+mat-spinner {
+  display: inline-block;
+  margin-right: 8px;
+}

src/app/pages/admin/i18n/i18n.edit.ts

@@ -0,0 +1,82 @@
+import { Component, Inject } from '@angular/core';
+import { MAT_DIALOG_DATA, MatDialogRef } from '@angular/material/dialog';
+import { I18nManagementService } from '../../../services/admin/i18n.management.service';
+
+interface I18nEntry {
+  key: string;
+  value: string;
+  path: string;
+}
+
+@Component({
+  standalone: false,
+  selector: 'app-admin-i18n-edit',
+  templateUrl: './i18n.edit.html',
+  styleUrls: ['./i18n.edit.scss']
+})
+export class AdminI18nEditDialog {
+
+  key: string = '';
+  value: string = '';
+  saving: boolean = false;
+  errorMessage: string = '';
+
+  constructor(
+    public dialogRef: MatDialogRef<AdminI18nEditDialog>,
+    @Inject(MAT_DIALOG_DATA) public data: { locale: string; entry: I18nEntry | null },
+    private i18nManagementService: I18nManagementService
+  ) {
+    if (data.entry) {
+      this.key = data.entry.key;
+      this.value = data.entry.value;
+    }
+  }
+
+  isValid(): boolean {
+    return this.key.trim().length > 0 && this.value.trim().length > 0;
+  }
+
+  onCancel(): void {
+    this.dialogRef.close(false);
+  }
+
+  onSave(): void {
+    if (!this.isValid()) {
+      return;
+    }
+
+    this.saving = true;
+    this.errorMessage = '';
+
+    // Build nested object from key
+    const labels = this.buildNestedObject(this.key, this.value);
+
+    // Use addLabels to merge with existing labels
+    this.i18nManagementService.addLabels(this.data.locale, labels).subscribe({
+      next: () => {
+        this.saving = false;
+        this.dialogRef.close(true);
+      },
+      error: (error) => {
+        console.error('Error saving label:', error);
+        this.errorMessage = error.error?.message || 'admin.i18n.save_error';
+        this.saving = false;
+      }
+    });
+  }
+
+  buildNestedObject(key: string, value: string): any {
+    const keys = key.split('.');
+    const result: any = {};
+    
+    let current = result;
+    for (let i = 0; i < keys.length - 1; i++) {
+      current[keys[i]] = {};
+      current = current[keys[i]];
+    }
+    
+    current[keys[keys.length - 1]] = value;
+    
+    return result;
+  }
+}

src/app/pages/admin/jitsi-rooms/jitsi-rooms.component.html

@@ -9,6 +9,7 @@
 
 @if (!!jitsiRooms) {
 <div>
+  @if (jitsiRooms.content.length > 0) {
     <table mat-table [dataSource]="jitsiRooms.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="id">
@@ -64,5 +65,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (jitsiRooms.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.jitsi_rooms.no_rooms' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/minetest-accounts/minetest-accounts.component.html

@@ -9,6 +9,7 @@
 
 @if (!!minetestAccounts) {
 <div>
+  @if (minetestAccounts.content.length > 0) {
     <table mat-table [dataSource]="minetestAccounts.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="name">
@@ -49,5 +50,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (minetestAccounts.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.minetest_accounts.no_accounts' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/oidc-clients/oidc-clients.component.html

@@ -9,6 +9,7 @@
 
 @if (!!oidcClients) {
 <div>
+  @if (oidcClients.content.length > 0) {
     <table mat-table [dataSource]="oidcClients.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="id">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.oidc_clients.id' | i18n}}</th>
@@ -51,5 +52,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (oidcClients.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.oidc_clients.no_clients' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/partey-maps/partey-maps.component.html

@@ -9,6 +9,7 @@
 
 @if (!!parteyMaps) {
 <div>
+  @if (parteyMaps.content.length > 0) {
     <table mat-table [dataSource]="parteyMaps.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="id">
@@ -54,5 +55,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (parteyMaps.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.partey_maps.no_maps' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/partey-reports/partey-reports.component.html

@@ -9,6 +9,7 @@
 
 @if (!!parteyReports) {
 <div>
+  @if (parteyReports.content.length > 0) {
     <table mat-table [dataSource]="parteyReports.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="id">
@@ -59,5 +60,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (parteyReports.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.partey_reports.no_reports' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/partey-tags/partey-tags.component.html

@@ -9,6 +9,7 @@
 
 @if (!!parteyTags) {
 <div>
+  @if (parteyTags.content.length > 0) {
     <table mat-table [dataSource]="parteyTags.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="id">
@@ -59,5 +60,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (parteyTags.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.partey_tags.no_tags' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/permission-mappings/permission-mappings.component.html

@@ -9,6 +9,7 @@
 
 @if (!!permissionMappings) {
 <div>
+  @if (permissionMappings.content.length > 0) {
     <table mat-table [dataSource]="permissionMappings.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="id">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.permission_mappings.id' | i18n}}</th>
@@ -58,5 +59,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (permissionMappings.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.permission_mappings.no_mappings' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/permissions/permissions.component.html

@@ -6,6 +6,10 @@
       <mat-icon>add</mat-icon>
       {{'admin.permissions.create' | i18n}}
     </button>
+    <button mat-raised-button color="accent" (click)="loadAllPermissions()">
+      <mat-icon>list</mat-icon>
+      {{'admin.permissions.load_all' | i18n}}
+    </button>
   }
 </header>
 
@@ -62,7 +66,7 @@
         </ng-container>
 
         <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
-        <tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>
+        <tr mat-row *matRowDef="let row; columns: displayedColumns;" [class.expired-row]="isExpired(row)"></tr>
       </table>
       </div>
     }

src/app/pages/admin/permissions/permissions.component.ts

@@ -59,6 +59,23 @@ export class AdminPermissionsComponent implements OnInit {
       });
   }
 
+  loadAllPermissions(): void {
+    this.loading = true;
+    
+    this.permissionManagementService.getAllPermissionsForUser(this.selectedUsername, 'name')
+      .subscribe({
+        next: (data: any) => {
+          this.permissions = data;
+          this.loading = false;
+        },
+        error: (error) => {
+          console.error('Error loading all permissions:', error);
+          this.loading = false;
+          this.permissions = [];
+        }
+      });
+  }
+
   createPermission(): void {
     const dialogRef = this.dialog.open(AdminPermissionEditDialog, {
       data: { username: this.selectedUsername, permission: null },
@@ -110,4 +127,11 @@ export class AdminPermissionsComponent implements OnInit {
   formatDate(date: string): string {
     return date ? new Date(date).toLocaleString() : '-';
   }
+
+  isExpired(permission: any): boolean {
+    if (!permission.expires) {
+      return false;
+    }
+    return new Date(permission.expires) < new Date();
+  }
 }

src/app/pages/admin/quota-mappings/quota-mappings.component.html

@@ -9,6 +9,7 @@
 
 @if (!!quotaMappings) {
 <div>
+  @if (quotaMappings.content.length > 0) {
     <table mat-table [dataSource]="quotaMappings.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="id">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.quota_mappings.id' | i18n}}</th>
@@ -58,5 +59,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (quotaMappings.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.quota_mappings.no_mappings' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/quotas/quotas.component.html

@@ -6,6 +6,10 @@
       <mat-icon>add</mat-icon>
       {{'admin.quotas.create' | i18n}}
     </button>
+    <button mat-raised-button color="accent" (click)="loadAllQuotas()" style="margin-left: 8px;">
+      <mat-icon>list</mat-icon>
+      {{'admin.quotas.load_all' | i18n}}
+    </button>
   }
 </header>
 
@@ -62,7 +66,7 @@
           </ng-container>
 
           <tr mat-header-row *matHeaderRowDef="displayedColumns"></tr>
-          <tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>
+          <tr mat-row *matRowDef="let row; columns: displayedColumns;" [class.expired-row]="isExpired(row)"></tr>
         </table>
       </div>
     }

src/app/pages/admin/quotas/quotas.component.ts

@@ -57,6 +57,23 @@ export class AdminQuotasComponent implements OnInit {
       });
   }
 
+  loadAllQuotas(): void {
+    this.loading = true;
+    
+    this.quotaManagementService.getAllQuotasForUser(this.selectedUsername, 'name')
+      .subscribe({
+        next: (data: any) => {
+          this.quotas = data;
+          this.loading = false;
+        },
+        error: (error) => {
+          console.error('Error loading all quotas:', error);
+          this.loading = false;
+          this.quotas = [];
+        }
+      });
+  }
+
   deleteQuota(quota: any): void {
     const dialogRef = this.dialog.open(ConfirmDialog, {
       data: {
@@ -112,4 +129,8 @@ export class AdminQuotasComponent implements OnInit {
       }
     });
   }
+
+  isExpired(quota: any): boolean {
+    return quota.value <= 0;
+  }
 }

src/app/pages/admin/services/services.component.html

@@ -9,6 +9,7 @@
 
 @if (!!services) {
 <div>
+  @if (services.content.length > 0) {
     <table mat-table [dataSource]="services.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="name">
@@ -54,5 +55,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (services.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.services.no_services' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/shortened-urls/shortened-urls.component.html

@@ -1,31 +1,25 @@
 <header>
   <h3>{{'admin.shortened_urls' | i18n}}</h3>
   <span class="spacer"></span>
-  <button mat-raised-button color="primary" (click)="createShortenedUrl()">
-    <mat-icon>add</mat-icon>
-    {{'admin.shortened_urls.create' | i18n}}
-  </button>
-</header>
-
-<mat-card>
-  <mat-card-content>
   <form [formGroup]="searchForm" (ngSubmit)="onSearch()">
-      <mat-form-field appearance="outline" style="width: 100%; max-width: 400px;">
+    <mat-form-field class="grow" subscriptSizing="dynamic">
       <mat-label>{{'admin.shortened_urls.search' | i18n}}</mat-label>
-        <input matInput formControlName="search" [placeholder]="'admin.shortened_urls.search_placeholder' | i18n">
+      <input matInput [placeholder]="'admin.shortened_urls.search_placeholder' | i18n">
     </mat-form-field>
     <button mat-raised-button color="primary" type="submit" style="margin-left: 10px;">
       <mat-icon>search</mat-icon>
       {{'admin.shortened_urls.search' | i18n}}
     </button>
   </form>
-  </mat-card-content>
+  <button mat-raised-button color="primary" (click)="createShortenedUrl()">
-</mat-card>
+    <mat-icon>add</mat-icon>
-
+    {{'admin.shortened_urls.create' | i18n}}
-<br>
+  </button>
+</header>
 
 @if (!!shortenedUrls) {
 <div>
+  @if (shortenedUrls.content.length > 0) {
   <table mat-table [dataSource]="shortenedUrls.content" matSort (matSortChange)="updateSort($event)">
 
     <ng-container matColumnDef="code">
@@ -64,12 +58,13 @@
     <tr mat-row *matRowDef="let row; columns: displayedColumns;"></tr>
   </table>
 
-  <mat-paginator 
+  <mat-paginator [pageSizeOptions]="pageSizeOptions" [length]="shortenedUrls.page.totalElements"
-    [pageSizeOptions]="pageSizeOptions"
+    [pageSize]="shortenedUrls.page.size" (page)="updatePages($event)" showFirstLastButtons>
-    [length]="shortenedUrls.page.totalElements"
-    [pageSize]="shortenedUrls.page.size"
-    (page)="updatePages($event)"
-    showFirstLastButtons>
   </mat-paginator>
+  }
+
+  @if (shortenedUrls.content.length === 0) {
+  <p style="text-align: center; margin-top: 20px;">{{'admin.shortened_urls.no_urls' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/system-profile-fields/system-profile-fields.component.html

@@ -9,6 +9,7 @@
 
 @if (!!systemProfileFields) {
 <div>
+  @if (systemProfileFields.content.length > 0) {
     <table mat-table [dataSource]="systemProfileFields.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="name">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.system_profile_fields.name' | i18n}}</th>
@@ -48,5 +49,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (systemProfileFields.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.system_profile_fields.no_fields' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/system-properties/system-properties.component.html

@@ -12,6 +12,7 @@
 
 @if (!!systemProperties) {
 <div>
+  @if (systemProperties.content.length > 0) {
     <table mat-table [dataSource]="systemProperties.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="key">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.system_properties.key' | i18n}}</th>
@@ -46,5 +47,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (systemProperties.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.system_properties.no_properties' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/timeslots/timeslots.component.html

@@ -55,6 +55,7 @@
 
 @if (!!timeslots) {
 <div>
+  @if (timeslots.content.length > 0) {
     <table mat-table [dataSource]="timeslots.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="id">
@@ -115,5 +116,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (timeslots.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.timeslots.no_timeslots' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/user-aliases/user-aliases.component.html

@@ -9,6 +9,7 @@
 
 @if (!!userAliases) {
 <div>
+  @if (userAliases.content.length > 0) {
     <table mat-table [dataSource]="userAliases.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="id">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.user_aliases.id' | i18n}}</th>
@@ -53,5 +54,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (userAliases.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.user_aliases.no_aliases' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/users/users.component.html

@@ -9,6 +9,7 @@
 
 @if (!!users) {
 <div>
+  @if (users.content.length > 0) {
     <table mat-table [dataSource]="users.content" matSort (matSortChange)="updateSort($event)">
 
       <ng-container matColumnDef="id">
@@ -53,5 +54,10 @@
     <mat-paginator [pageSizeOptions]="pageSizeOptions" [length]="users.page.totalElements" [pageSize]="users.page.size"
       (page)="updatePages($event)" showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (users.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.users.no_users' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/admin/voucher-mappings/voucher-mappings.component.html

@@ -9,6 +9,7 @@
 
 @if (!!voucherMappings) {
 <div>
+  @if (voucherMappings.content.length > 0) {
     <table mat-table [dataSource]="voucherMappings.content" matSort (matSortChange)="updateSort($event)">
       <ng-container matColumnDef="id">
         <th mat-header-cell *matHeaderCellDef mat-sort-header>{{'admin.voucher_mappings.id' | i18n}}</th>
@@ -58,5 +59,10 @@
       (page)="updatePages($event)"
       showFirstLastButtons>
     </mat-paginator>
+  }
+
+  @if (voucherMappings.content.length === 0) {
+    <p style="text-align: center; margin-top: 20px;">{{'admin.voucher_mappings.no_mappings' | i18n}}</p>
+  }
 </div>
 }

src/app/pages/services/services.component.html

@@ -13,41 +13,29 @@
 </header>
 
 @if (!baseServices) {
-  <mat-progress-bar mode="indeterminate"></mat-progress-bar>
+<mat-progress-bar mode="indeterminate"></mat-progress-bar>
 }
 
 @if (baseServices && baseServices.length == 0) {
-  <p>{{'services.empty' | i18n}}</p>
+<p>{{'services.empty' | i18n}}</p>
 }
 
 @if (view=='grid') {
-  <div>
+@if (baseServices) {
-    @if (baseServices) {
+<app-services-grid [services]="baseServices"></app-services-grid>
-      <app-services-grid [services]="baseServices"></app-services-grid>
+}
-    }
+@for (item of serviceCategory | keyvalue; track item) {
-    <br>
-      @for (item of serviceCategory | keyvalue; track item) {
-        <div>
   <h4>{{'services.category.' + item.key | i18n}}</h4>
   <app-services-grid [services]="item.value"></app-services-grid>
-          <br>
+}
-          </div>
+}
-        }
-      </div>
-    }
 
-    @if (view=='table') {
+@if (view=='table') {
-      <div>
+@if (baseServices) {
-        @if (baseServices) {
+<app-services-table [services]="baseServices"></app-services-table>
-          <app-services-table [services]="baseServices"></app-services-table>
+}
-        }
+@for (item of serviceCategory | keyvalue; track item) {
-        <br>
-          @for (item of serviceCategory | keyvalue; track item) {
-            <div>
   <h4>{{'services.category.' + item.key | i18n}}</h4>
   <app-services-table [services]="item.value"></app-services-table>
-              <br>
+}
-              </div>
+}
-            }
-          </div>
-        }

src/app/services/admin/i18n.management.service.ts

@@ -0,0 +1,33 @@
+import { Injectable } from '@angular/core';
+import { HttpClient, HttpParams } from '@angular/common/http';
+import { environment } from '../../../environments/environment';
+import { Observable } from 'rxjs';
+
+@Injectable({
+    providedIn: 'root',
+})
+export class I18nManagementService {
+
+    constructor(private http: HttpClient) {
+    }
+
+    getLocales(): Observable<string[]> {
+        return this.http.get<string[]>(environment.apiUrl + "/i18n");
+    }
+
+    getLabels(locale: string): Observable<any> {
+        return this.http.get(environment.apiUrl + "/i18n/" + locale);
+    }
+
+    setLabels(locale: string, labels: any): Observable<void> {
+        return this.http.post<void>(environment.apiUrl + "/i18n/" + locale, labels);
+    }
+
+    addLabels(locale: string, labels: any): Observable<void> {
+        return this.http.put<void>(environment.apiUrl + "/i18n/" + locale, labels);
+    }
+
+    deleteLocale(locale: string): Observable<void> {
+        return this.http.delete<void>(environment.apiUrl + "/i18n/" + locale);
+    }
+}

src/app/ui/servicesgrid/servicesgrid.component.html

@@ -1,10 +1,9 @@
-<div class="service-grid" fxLayoutGap="24px grid">
+<div class="service-grid">
   @for (service of services; track service) {
-    <div>
+
   <mat-card>
     @if (service.url) {
-          <a href="{{service.url}}" [target]="service.sameSite ? '_self' : '_blank'"
+    <a href="{{service.url}}" [target]="service.sameSite ? '_self' : '_blank'" color="accent">
-            color="accent">
       <mat-card-header>
         <div class="icon" mat-card-avatar>
           <mat-icon>{{'services.' + service.name + '.icon' | i18n}}</mat-icon>
@@ -37,6 +36,5 @@
     <mat-card-actions>
     </mat-card-actions>
   </mat-card>
-</div>
+  }
-}
 </div>

src/app/ui/servicesgrid/servicesgrid.component.scss

@@ -5,6 +5,7 @@
   display: grid;
   column-gap: 24px;
   row-gap: 24px;
+  grid-auto-rows: 1fr; /* This makes all cards in each row equal height */
 
   @media (min-width: 576px) {
     grid-template-columns: 1fr;
@@ -21,7 +22,7 @@
   mat-card {
     display: flex;
     flex-direction: column;
-    height: 100%;
+    margin: 0;
 
     a {
       text-decoration: none;

src/assets/i18n/de-informal.json

@@ -9,6 +9,12 @@
 		".": "Administration",
 		"actions": "Aktionen",
 		"cancel": "Abbrechen",
+		"edit": "Bearbeiten",
+		"delete": "Löschen",
+		"filter": "Filtern",
+		"filter_placeholder": "Suchen...",
+		"no_results": "Keine Ergebnisse gefunden",
+		"showing_entries": "{0} von {1} Einträgen angezeigt",
 		"jitsi_rooms": {
 			".": "Jitsi-Räume",
 			"confirm_delete": "Bist du sicher, dass du den Raum '{0}' löschen möchtest?",
@@ -20,6 +26,7 @@
 			"moderation_starts": "Moderation beginnt",
 			"moderator": "Moderator",
 			"name": "Name",
+			"no_rooms": "Keine Jitsi-Räume gefunden",
 			"owner": "Besitzer",
 			"owner_hint": "Benutzer-ID des Raumbesitzers",
 			"room": "Raum",
@@ -45,6 +52,27 @@
 			"save_config": "Konfiguration speichern",
 			"status": "Status"
 		},
+		"i18n": {
+			".": "Internationalisierung",
+			"title": "Internationalisierungsverwaltung",
+			"locale": "Sprache",
+			"key": "Schlüssel",
+			"value": "Wert",
+			"create": "Label erstellen",
+			"create_label": "I18n-Label erstellen",
+			"edit_label": "I18n-Label bearbeiten",
+			"confirm_delete": "Bist du sicher, dass du das Label '{0}' löschen möchtest?",
+			"key_placeholder": "z.B. admin.users.title",
+			"key_hint": "Verwende Punkt-Notation für verschachtelte Schlüssel",
+			"value_placeholder": "Übersetzungstext eingeben",
+			"empty": "Keine Labels für diese Sprache gefunden",
+			"export": "Labels exportieren",
+			"save_error": "Fehler beim Speichern des Labels. Bitte versuche es erneut.",
+			"raw_json_mode": "Raw-JSON-Modus",
+			"table_mode": "Tabellenmodus",
+			"raw_json": "Raw-JSON-Daten",
+			"raw_json_placeholder": "JSON-Daten hier eingeben..."
+		},
 		"minetest_accounts": {
 			".": "Minetest-Accounts",
 			"confirm_delete": "Bist du sicher, dass du den Minetest-Account '{0}' löschen möchtest?",
@@ -53,6 +81,7 @@
 			"delete": "Minetest-Account löschen",
 			"edit": "Minetest-Account bearbeiten",
 			"name": "Name",
+			"no_accounts": "Keine Minetest-Accounts gefunden",
 			"owner": "Besitzer"
 		},
 		"oidc_clients": {
@@ -79,6 +108,7 @@
 			"create": "OIDC-Client erstellen",
 			"create_client": "OIDC-Client erstellen",
 			"hide_secret": "Secret verbergen",
+			"no_clients": "Keine OIDC-Clients gefunden",
 			"secret_copied": "Client-Secret in Zwischenablage kopiert",
 			"show_secret": "Secret anzeigen",
 			"delete": "OIDC-Client löschen",
@@ -107,6 +137,7 @@
 			"edit": "Partey-Karte bearbeiten",
 			"id": "ID",
 			"name": "Name",
+			"no_maps": "Keine Partey-Karten gefunden",
 			"policy_type": "Richtlinientyp",
 			"tags": "Tags"
 		},
@@ -118,6 +149,7 @@
 			"delete": "Meldung löschen",
 			"delete_all": "Alle löschen",
 			"id": "ID",
+			"no_reports": "Keine Partey-Meldungen gefunden",
 			"reported": "Gemeldet",
 			"reporter": "Melder",
 			"view": "Meldung anzeigen",
@@ -132,6 +164,7 @@
 			"expires": "Läuft ab",
 			"id": "ID",
 			"name": "Name",
+			"no_tags": "Keine Partey-Tags gefunden",
 			"starts": "Beginnt",
 			"target": "Ziel"
 		},
@@ -155,6 +188,7 @@
 			"names": "Namen",
 			"names_hint": "Kommagetrennte Liste von Berechtigungsnamen",
 			"names_required": "Mindestens ein Berechtigungsname ist erforderlich",
+			"no_mappings": "Keine Berechtigungs-Zuordnungen gefunden",
 			"product": "Produkt",
 			"starts": "Beginnt",
 			"starts_question": "Beginnt-Frage",
@@ -175,6 +209,7 @@
 			"expires": "Läuft ab",
 			"for_user": "Berechtigungen für {0}",
 			"id": "ID",
+			"load_all": "Alle Berechtigungen laden",
 			"name": "Name",
 			"no_permissions": "Keine Berechtigungen gefunden",
 			"search": "Suchen",
@@ -197,6 +232,7 @@
 			"items_required": "Mindestens ein Element ist erforderlich",
 			"name": "Name",
 			"name_required": "Name ist erforderlich",
+			"no_mappings": "Keine Kontingent-Zuordnungen gefunden",
 			"products": "Produkte",
 			"products_hint": "Kommagetrennte Liste von Produktnamen",
 			"title": "Kontingent-Zuordnungen",
@@ -216,6 +252,7 @@
 			"edit_quota": "Kontingent bearbeiten",
 			"for_user": "Kontingente für {0}",
 			"id": "ID",
+			"load_all": "Alle Kontingente laden",
 			"name": "Name",
 			"name_required": "Name ist erforderlich",
 			"no_quotas": "Keine Kontingente gefunden",
@@ -240,6 +277,7 @@
 			"edit_service": "Dienst bearbeiten",
 			"name": "Name",
 			"name_required": "Name ist erforderlich",
+			"no_services": "Keine Dienste gefunden",
 			"permission": "Berechtigung",
 			"same_site": "Gleiche Seite",
 			"url": "URL",
@@ -253,6 +291,7 @@
 			"created": "Erstellt",
 			"delete": "Kurz-URL löschen",
 			"edit": "Kurz-URL bearbeiten",
+			"no_urls": "Keine kurzen URLs gefunden",
 			"owner": "Besitzer",
 			"search": "Suchen",
 			"search_placeholder": "Kurz-URLs durchsuchen...",
@@ -268,6 +307,7 @@
 			"name": "Name",
 			"name_readonly": "Name kann nach der Erstellung nicht geändert werden",
 			"name_required": "Name ist erforderlich",
+			"no_fields": "Keine Profilfelder gefunden",
 			"required": "Erforderlich",
 			"title": "System-Profilfelder",
 			"type": "Typ",
@@ -284,6 +324,7 @@
 			"key": "Schlüssel",
 			"key_readonly": "Schlüssel kann nach der Erstellung nicht geändert werden",
 			"key_required": "Schlüssel ist erforderlich",
+			"no_properties": "Keine Eigenschaften gefunden",
 			"title": "System-Eigenschaften",
 			"update_pretix": "Pretix-Client aktualisieren",
 			"value": "Wert",
@@ -302,6 +343,7 @@
 			"filter_type": "Nach Typ filtern",
 			"filter_visibility": "Nach Sichtbarkeit filtern",
 			"id": "ID",
+			"no_timeslots": "Keine Zeitfenster gefunden",
 			"owner": "Besitzer",
 			"search": "Suchen",
 			"start": "Start",
@@ -319,6 +361,7 @@
 			"delete": "Benutzer-Alias löschen",
 			"edit": "Benutzer-Alias bearbeiten",
 			"id": "ID",
+			"no_aliases": "Keine Benutzer-Aliase gefunden",
 			"source": "Quelle",
 			"target": "Ziel",
 			"target_hint": "Benutzer-ID des Zielbenutzers",
@@ -344,6 +387,7 @@
 			},
 			"id": "ID",
 			"locked": "Gesperrt",
+			"no_users": "Keine Benutzer gefunden",
 			"password": "Passwort",
 			"password2": "Passwort bestätigen",
 			"status": {
@@ -367,6 +411,7 @@
 			"id": "ID",
 			"name": "Name",
 			"name_required": "Name ist erforderlich",
+			"no_mappings": "Keine Gutschein-Zuordnungen gefunden",
 			"quota": "Kontingent",
 			"title": "Gutschein-Zuordnungen",
 			"voucher": "Gutschein",

src/assets/i18n/en.json

@@ -9,6 +9,12 @@
 		".": "Administration",
 		"actions": "Actions",
 		"cancel": "Cancel",
+		"edit": "Edit",
+		"delete": "Delete",
+		"filter": "Filter",
+		"filter_placeholder": "Search...",
+		"no_results": "No results found",
+		"showing_entries": "Showing {0} of {1} entries",
 		"jitsi_rooms": {
 			".": "Jitsi Rooms",
 			"confirm_delete": "Are you sure you want to delete room '{0}'?",
@@ -20,6 +26,7 @@
 			"moderation_starts": "Moderation Starts",
 			"moderator": "Moderator",
 			"name": "Name",
+			"no_rooms": "No jitsi rooms found",
 			"owner": "Owner",
 			"owner_hint": "User ID of the room owner",
 			"room": "Room",
@@ -45,6 +52,27 @@
 			"save_config": "Save Configuration",
 			"status": "Status"
 		},
+		"i18n": {
+			".": "Internationalization",
+			"title": "Internationalization Management",
+			"locale": "Locale",
+			"key": "Key",
+			"value": "Value",
+			"create": "Create Label",
+			"create_label": "Create I18n Label",
+			"edit_label": "Edit I18n Label",
+			"confirm_delete": "Are you sure you want to delete label '{0}'?",
+			"key_placeholder": "e.g., admin.users.title",
+			"key_hint": "Use dot notation for nested keys",
+			"value_placeholder": "Enter translation text",
+			"empty": "No labels found for this locale",
+			"export": "Export Labels",
+			"save_error": "Error saving label. Please try again.",
+			"raw_json_mode": "Raw JSON Mode",
+			"table_mode": "Table Mode",
+			"raw_json": "Raw JSON Data",
+			"raw_json_placeholder": "Enter JSON data here..."
+		},
 		"minetest_accounts": {
 			".": "Minetest Accounts",
 			"confirm_delete": "Are you sure you want to delete minetest account '{0}'?",
@@ -53,6 +81,7 @@
 			"delete": "Delete Minetest Account",
 			"edit": "Edit Minetest Account",
 			"name": "Name",
+			"no_accounts": "No minetest accounts found",
 			"owner": "Owner"
 		},
 		"oidc_clients": {
@@ -91,6 +120,7 @@
 			"login_url": "Login URL",
 			"logout_settings": "Logout Settings",
 			"new_secret": "Generate New Secret",
+			"no_clients": "No OIDC clients found",
 			"redirect_uris": "Redirect URIs",
 			"redirect_uris_hint": "Comma-separated list of redirect URIs",
 			"redirect_uris_required": "At least one redirect URI is required",
@@ -107,6 +137,7 @@
 			"edit": "Edit Partey Map",
 			"id": "ID",
 			"name": "Name",
+			"no_maps": "No partey maps found",
 			"policy_type": "Policy Type",
 			"tags": "Tags"
 		},
@@ -118,6 +149,7 @@
 			"delete": "Delete Report",
 			"delete_all": "Delete All",
 			"id": "ID",
+			"no_reports": "No partey reports found",
 			"reported": "Reported",
 			"reporter": "Reporter",
 			"view": "View Report",
@@ -132,6 +164,7 @@
 			"expires": "Expires",
 			"id": "ID",
 			"name": "Name",
+			"no_tags": "No partey tags found",
 			"starts": "Starts",
 			"target": "Target"
 		},
@@ -155,6 +188,7 @@
 			"names": "Names",
 			"names_hint": "Comma-separated list of permission names",
 			"names_required": "At least one permission name is required",
+			"no_mappings": "No permission mappings found",
 			"product": "Product",
 			"starts": "Starts",
 			"starts_question": "Starts Question",
@@ -175,6 +209,7 @@
 			"expires": "Expires",
 			"for_user": "Permissions for {0}",
 			"id": "ID",
+			"load_all": "Load All Permissions",
 			"name": "Name",
 			"no_permissions": "No permissions found",
 			"search": "Search",
@@ -197,6 +232,7 @@
 			"items_required": "At least one item is required",
 			"name": "Name",
 			"name_required": "Name is required",
+			"no_mappings": "No quota mappings found",
 			"products": "Products",
 			"products_hint": "Comma-separated list of product names",
 			"title": "Quota Mappings",
@@ -216,6 +252,7 @@
 			"edit_quota": "Edit Quota",
 			"for_user": "Quotas for {0}",
 			"id": "ID",
+			"load_all": "Load All Quotas",
 			"name": "Name",
 			"name_required": "Name is required",
 			"no_quotas": "No quotas found",
@@ -240,6 +277,7 @@
 			"edit_service": "Edit Service",
 			"name": "Name",
 			"name_required": "Name is required",
+			"no_services": "No services found",
 			"permission": "Permission",
 			"same_site": "Same Site",
 			"url": "URL",
@@ -253,6 +291,7 @@
 			"created": "Created",
 			"delete": "Delete Shortened URL",
 			"edit": "Edit Shortened URL",
+			"no_urls": "No shortened URLs found",
 			"owner": "Owner",
 			"search": "Search",
 			"search_placeholder": "Search shortened URLs...",
@@ -268,6 +307,7 @@
 			"name": "Name",
 			"name_readonly": "Name cannot be changed after creation",
 			"name_required": "Name is required",
+			"no_fields": "No profile fields found",
 			"required": "Required",
 			"title": "System Profile Fields",
 			"type": "Type",
@@ -284,6 +324,7 @@
 			"key": "Key",
 			"key_readonly": "Key cannot be changed after creation",
 			"key_required": "Key is required",
+			"no_properties": "No properties found",
 			"title": "System Properties",
 			"update_pretix": "Update Pretix Client",
 			"value": "Value",
@@ -302,6 +343,7 @@
 			"filter_type": "Filter by Type",
 			"filter_visibility": "Filter by Visibility",
 			"id": "ID",
+			"no_timeslots": "No timeslots found",
 			"owner": "Owner",
 			"search": "Search",
 			"start": "Start",
@@ -319,6 +361,7 @@
 			"delete": "Delete User Alias",
 			"edit": "Edit User Alias",
 			"id": "ID",
+			"no_aliases": "No user aliases found",
 			"source": "Source",
 			"target": "Target",
 			"target_hint": "User ID of the target user",
@@ -344,6 +387,7 @@
 			},
 			"id": "ID",
 			"locked": "Locked",
+			"no_users": "No users found",
 			"password": "Password",
 			"password2": "Confirm Password",
 			"status": {
@@ -367,6 +411,7 @@
 			"id": "ID",
 			"name": "Name",
 			"name_required": "Name is required",
+			"no_mappings": "No voucher mappings found",
 			"quota": "Quota",
 			"title": "Voucher Mappings",
 			"voucher": "Voucher",