Não mostra nada ao entrar na página

planos-vendas.component

import {
  ChangeDetectionStrategy,
  Component,
  OnInit,
  ViewEncapsulation,
} from "@angular/core";
import { PlanoVendaSite } from "../services/interfaces/planoVendaSIte";
import { PublicoService } from "../services/publico.service";
@Component({
  selector: "planos-vendas",
  templateUrl: "./planos-vendas.component.html",
  encapsulation: ViewEncapsulation.None,
  changeDetection: ChangeDetectionStrategy.OnPush,
})
export class PlanoVendaComponent implements OnInit {
  valorMensal: boolean = true;
  valorTrimestral: boolean = false;
  valorSemestral: boolean = false;
  valorAnual: boolean = false;
  valorBisanual: boolean = false;
  planoVendas: PlanoVendaSite[];
  constructor(private publicoService: PublicoService) {}
  async ngOnInit(): Promise<void> {
    this.planoVendas = [];
    await this.publicoService
      .getPlanoVendaAtivos()
      .then((entidade) => (this.planoVendas = entidade));
  }
  clicarBotao(tipo: string): void {
    this.valorMensal = false;
    this.valorTrimestral = false;
    this.valorSemestral = false;
    this.valorAnual = false;
    this.valorBisanual = false;
    if (tipo === "MENSAL") {
      this.valorMensal = true;
    } else if (tipo === "TRIMESTRAL") {
      this.valorTrimestral = true;
    } else if (tipo === "SEMESTRAL") {
      this.valorSemestral = true;
    } else if (tipo === "ANUAL") {
      this.valorAnual = true;
    } else if (tipo === "BISANUAL") {
      this.valorBisanual = true;
    }
  }
}

planos-vendas.component.html

<div class="relative flex flex-col flex-auto min-w-0 overflow-hidden">
  <div
    class="relative pt-8 pb-12 sm:pt-20 sm:pb-24 px-6 sm:px-16 overflow-hidden"
  >
    <svg
      class="-z-1 absolute inset-0"
      viewBox="0 0 960 540"
      width="100%"
      height="100%"
      preserveAspectRatio="xMidYMax slice"
      xmlns="http://www.w3.org/2000/svg"
    >
      <g
        class="opacity-40 text-gray-200 dark:text-gray-800"
        fill="none"
        stroke="currentColor"
        stroke-width="100"
      >
        <circle r="234" cx="196" cy="23"></circle>
        <circle r="234" cx="790" cy="491"></circle>
      </g>
    </svg>
    <div class="flex flex-col items-center">
      <h2 class="text-xl font-semibold">Valores</h2>
      <div
        class="mt-1 text-4xl sm:text-7xl font-extrabold tracking-tight leading-tight text-center"
      >
        Planos de vendas
      </div>
      <div class="mt-3 sm:text-2xl text-center tracking-tight text-secondary">
        <div class="">
          Comece pequeno e gratuito, atualize à medida que avança.
        </div>
        <div class="">Assuma o controle de tudo.</div>
      </div>
      <div
        class="flex items-center mt-8 sm:mt-16 p-0.5 rounded-full overflow-hidden bg-gray-200 dark:bg-gray-700"
      >
        <button
          class="px-6"
          [ngClass]="{
            'bg-card pointer-events-non shadow': valorMensal,
            'bg-transparent': !valorMensal
          }"
          mat-flat-button
          (click)="clicarBotao('MENSAL')"
          disableRipple
        >
          Valores mensais
        </button>
        <button
          class="px-6"
          [ngClass]="{
            'bg-card pointer-events-none shadow': valorTrimestral,
            'bg-transparent': !valorTrimestral
          }"
          mat-flat-button
          (click)="clicarBotao('TRIMESTRAL')"
          disableRipple
        >
          Valores trimestral
        </button>
        <button
          class="px-6"
          [ngClass]="{
            'bg-card pointer-events-none shadow': valorSemestral,
            'bg-transparent': !valorSemestral
          }"
          mat-flat-button
          (click)="clicarBotao('SEMESTRAL')"
          disableRipple
        >
          Valores semestrais
        </button>
        <button
          class="px-6"
          [ngClass]="{
            'bg-card pointer-events-none shadow': valorAnual,
            'bg-transparent': !valorAnual
          }"
          mat-flat-button
          (click)="clicarBotao('ANUAL')"
          disableRipple
        >
          Valores anuais
        </button>
        <button
          class="px-6"
          [ngClass]="{
            'bg-card pointer-events-none shadow': valorBisanual,
            'bg-transparent': !valorBisanual
          }"
          mat-flat-button
          (click)="clicarBotao('BISANUAL')"
          disableRipple
        >
          Valores bisanuais
        </button>
      </div>
    </div>
    <div class="flex justify-center mt-10 sm:mt-20">
      <div class="w-full max-w-sm md:max-w-7xl">
        <div
          class="grid grid-cols-1 md:grid-cols-4 lg:grid-cols-4 gap-y-6 lg:gap-y-0 md:gap-x-6"
        >
          <div *ngFor="let planoVenda of planoVendas">
            <fuse-card
              class="flex-col max-w-sm md:max-w-none p-6 sm:py-12 sm:px-10"
            >
              <div class="text-4xl font-bold tracking-tight leading-tight">
                {{ planoVenda.nome }}
              </div>
              <div
                class="mt-2 text-lg font-medium tracking-tight text-secondary"
              >
                {{ planoVenda.descricao }}
              </div>
              <div class="w-8 h-1 my-10 rounded bg-accent"></div>
              <div class="flex items-baseline whitespace-nowrap">
                <div class="mr-2 text-2xl">R$</div>
                <div
                  class="text-6xl font-semibold leading-tight tracking-tight"
                >
                  <ng-container *ngIf="valorMensal">
                    {{ planoVenda.valor | currency }}</ng-container
                  >
                  <ng-container *ngIf="valorTrimestral">
                    {{ planoVenda.valores[0].total | currency }}</ng-container
                  >
                  <ng-container *ngIf="valorSemestral">
                    {{ planoVenda.valores[1].total | currency }}</ng-container
                  >
                  <ng-container *ngIf="valorAnual">
                    {{ planoVenda.valores[2].total | currency }}</ng-container
                  >
                  <ng-container *ngIf="valorBisanual">
                    {{ planoVenda.valores[3].total | currency }}</ng-container
                  >
                </div>
              </div>
              <div class="flex flex-col mt-2 text-secondary">
                <div class="mr-2 text-2xl">Cobrança R$</div>
                <ng-container>
                  <div>
                    <b>R$ {{ planoVenda.valor | currency }}</b> mensal
                  </div>
                  <div>
                    <b>R$ {{ planoVenda.valores[0].totalTempo | currency }}</b>
                    trimestral
                  </div>
                  <div>
                    <b>R$ {{ planoVenda.valores[1].totalTempo | currency }}</b>
                    semestral
                  </div>
                  <div>
                    <b>R$ {{ planoVenda.valores[2].totalTempo | currency }}</b>
                    anual
                  </div>
                  <div>
                    <b>R$ {{ planoVenda.valores[3].totalTempo | currency }}</b>
                    bisanual
                  </div>
                </ng-container>
              </div>
              <button
                class="fuse-mat-button-large mt-10"
                mat-stroked-button
                [color]="'primary'"
                *ngIf="planoVenda.planoTipo === 'GERENCIAL'"
              >
                Comece seu teste de 15 dias
              </button>
              <button
                class="fuse-mat-button-large mt-10"
                mat-stroked-button
                [color]="'primary'"
                *ngIf="planoVenda.planoTipo !== 'GERENCIAL'"
              >
                Assine
              </button>
            </fuse-card>
          </div>
        </div>
      </div>
    </div>
  </div>
</div>

publico.service.ts

import { HttpClient } from "@angular/common/http";
import { Injectable } from "@angular/core";
import { environment } from "environments/environment";
import { PlanoVendaSite } from "./interfaces/planoVendaSIte";
@Injectable({
  providedIn: "root",
})
export class PublicoService {
  private servico: String = "publico/";
  constructor(private http: HttpClient) {}
  async getPlanoVendaAtivos(): Promise<PlanoVendaSite[]> {
    return this.http
      .get<PlanoVendaSite[]>(`${environment.SITE}${this.servico}planos-vendas/`)
      .toPromise();
  }
}

Quando entra na página o serviço é chamado, mas não mostra nada em tela

Só quando eu clico em qualquer botão

O que pode ser ?

Alguém pode me dar um help ?