File

src/app/pages/tokens/tokens.component.ts

Implements

OnInit

Metadata

changeDetection ChangeDetectionStrategy.OnPush
selector app-tokens
styleUrls ./tokens.component.scss
templateUrl ./tokens.component.html

Index

Properties
Methods

Constructor

constructor(tokenService: TokenService, loggingService: LoggingService, router: Router)
Parameters :
Name Type Optional
tokenService TokenService No
loggingService LoggingService No
router Router No

Methods

doFilter
doFilter(value: string)
Parameters :
Name Type Optional
value string No
Returns : void
downloadCsv
downloadCsv()
Returns : void
Async ngOnInit
ngOnInit()
Returns : Promise<void>
viewToken
viewToken(token)
Parameters :
Name Optional
token No
Returns : void

Properties

columnsToDisplay
Type : Array<string>
Default value : ['name', 'symbol', 'address', 'supply']
dataSource
Type : MatTableDataSource<any>
paginator
Type : MatPaginator
Decorators :
@ViewChild(MatPaginator)
sort
Type : MatSort
Decorators :
@ViewChild(MatSort)
token
Type : Token
tokens
Type : Array<Token>
import { ChangeDetectionStrategy, Component, OnInit, ViewChild } from '@angular/core';
import { MatPaginator } from '@angular/material/paginator';
import { MatSort } from '@angular/material/sort';
import { LoggingService, TokenService } from '@app/_services';
import { MatTableDataSource } from '@angular/material/table';
import { Router } from '@angular/router';
import { exportCsv } from '@app/_helpers';
import { Token } from '@app/_models';

@Component({
  selector: 'app-tokens',
  templateUrl: './tokens.component.html',
  styleUrls: ['./tokens.component.scss'],
  changeDetection: ChangeDetectionStrategy.OnPush,
})
export class TokensComponent implements OnInit {
  dataSource: MatTableDataSource<any>;
  columnsToDisplay: Array<string> = ['name', 'symbol', 'address', 'supply'];
  @ViewChild(MatPaginator) paginator: MatPaginator;
  @ViewChild(MatSort) sort: MatSort;
  tokens: Array<Token>;
  token: Token;

  constructor(
    private tokenService: TokenService,
    private loggingService: LoggingService,
    private router: Router
  ) {}

  async ngOnInit(): Promise<void> {
    await this.tokenService.init();
    this.tokenService.load.subscribe(async (status: boolean) => {
      if (status) {
        await this.tokenService.getTokens();
      }
    });
    this.tokenService.tokensSubject.subscribe((tokens) => {
      this.loggingService.sendInfoLevelMessage(tokens);
      this.dataSource = new MatTableDataSource(tokens);
      this.dataSource.paginator = this.paginator;
      this.dataSource.sort = this.sort;
      this.tokens = tokens;
    });
  }

  doFilter(value: string): void {
    this.dataSource.filter = value.trim().toLocaleLowerCase();
  }

  viewToken(token): void {
    this.token = token;
  }

  downloadCsv(): void {
    exportCsv(this.tokens, 'tokens');
  }
}
<!-- Begin page -->
<div class="wrapper">
  <app-sidebar></app-sidebar>

  <!-- ============================================================== -->
  <!-- Start Page Content here -->
  <!-- ============================================================== -->

  <div id="content">
    <app-topbar></app-topbar>
    <!-- Start Content-->
    <div class="container-fluid" appMenuSelection>
      <nav aria-label="breadcrumb">
        <ol class="breadcrumb">
          <li class="breadcrumb-item"><a routerLink="/home">Home</a></li>
          <li class="breadcrumb-item active" aria-current="page">Tokens</li>
        </ol>
      </nav>
      <div class="card">
        <mat-card-title class="card-header">
          <div class="row">
            Tokens
            <button
              mat-raised-button
              color="primary"
              type="button"
              class="btn btn-outline-primary ml-auto mr-2"
              (click)="downloadCsv()"
            >
              EXPORT
            </button>
          </div>
        </mat-card-title>
        <div class="card-body">
          <app-token-details [token]="token" (closeWindow)="token = $event"></app-token-details>

          <mat-form-field appearance="outline">
            <mat-label> Filter </mat-label>
            <input
              matInput
              type="text"
              (keyup)="doFilter($event.target.value)"
              placeholder="Filter"
            />
            <mat-icon matSuffix>search</mat-icon>
          </mat-form-field>

          <mat-table
            class="mat-elevation-z10 table-responsive"
            [dataSource]="dataSource"
            matSort
            matSortDirection="asc"
            matSortDisableClear
          >
            <ng-container matColumnDef="name">
              <mat-header-cell *matHeaderCellDef mat-sort-header> Name </mat-header-cell>
              <mat-cell *matCellDef="let token"> {{ token.name }} </mat-cell>
            </ng-container>

            <ng-container matColumnDef="symbol">
              <mat-header-cell *matHeaderCellDef mat-sort-header> Symbol </mat-header-cell>
              <mat-cell *matCellDef="let token"> {{ token.symbol }} </mat-cell>
            </ng-container>

            <ng-container matColumnDef="address">
              <mat-header-cell *matHeaderCellDef mat-sort-header> Address </mat-header-cell>
              <mat-cell *matCellDef="let token"> {{ token.address }} </mat-cell>
            </ng-container>

            <ng-container matColumnDef="supply">
              <mat-header-cell *matHeaderCellDef mat-sort-header> Supply </mat-header-cell>
              <mat-cell *matCellDef="let token"> {{ token.supply | tokenRatio }} </mat-cell>
            </ng-container>

            <mat-header-row *matHeaderRowDef="columnsToDisplay"></mat-header-row>
            <mat-row
              *matRowDef="let token; columns: columnsToDisplay"
              (click)="viewToken(token)"
              matRipple
            ></mat-row>
          </mat-table>

          <mat-paginator
            [pageSize]="5"
            [pageSizeOptions]="[5, 10, 25, 100]"
            showFirstLastButtons
          ></mat-paginator>
        </div>
      </div>
    </div>
    <app-footer appMenuSelection></app-footer>
  </div>
  <!-- ============================================================== -->
  <!-- End Page content -->
  <!-- ============================================================== -->
</div>

./tokens.component.scss

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