import { Component, Input } from '@angular/core';
import { RouterLink } from '@angular/router';
import { TPlatformServiceType, TPlatformServiceStatus } from '../../core/types/api.types';
import {
  CardComponent,
  CardHeaderComponent,
  CardTitleComponent,
  CardDescriptionComponent,
  CardContentComponent,
} from '../../ui/card/card.component';

interface IPlatformServiceSummary {
  type: TPlatformServiceType;
  displayName: string;
  status: TPlatformServiceStatus;
  resourceCount: number;
}

@Component({
  selector: 'app-platform-services-card',
  standalone: true,
  imports: [
    RouterLink,
    CardComponent,
    CardHeaderComponent,
    CardTitleComponent,
    CardDescriptionComponent,
    CardContentComponent,
  ],
  template: `
    <ui-card>
      <ui-card-header class="flex flex-col space-y-1.5">
        <ui-card-title>Platform Services</ui-card-title>
        <ui-card-description>Infrastructure status</ui-card-description>
      </ui-card-header>
      <ui-card-content class="space-y-2">
        @for (service of services; track service.type) {
          <a [routerLink]="['/platform-services', service.type]"
             class="flex items-center justify-between py-1 hover:bg-muted/50 rounded px-1 -mx-1 transition-colors">
            <div class="flex items-center gap-2">
              <!-- Status indicator -->
              <span
                class="h-2 w-2 rounded-full"
                [class.bg-success]="service.status === 'running'"
                [class.bg-muted-foreground]="service.status === 'not-deployed' || service.status === 'stopped'"
                [class.bg-warning]="service.status === 'starting' || service.status === 'stopping'"
                [class.bg-destructive]="service.status === 'failed'">
              </span>
              <span class="text-sm">{{ service.displayName }}</span>
            </div>
            <div class="flex items-center gap-2 text-sm text-muted-foreground">
              @if (service.status === 'running') {
                @if (service.resourceCount > 0) {
                  <span>{{ service.resourceCount }} {{ service.resourceCount === 1 ? getResourceLabel(service.type) : getResourceLabelPlural(service.type) }}</span>
                } @else {
                  <span>Running</span>
                }
              } @else {
                <span class="capitalize">{{ formatStatus(service.status) }}</span>
              }
            </div>
          </a>
        } @empty {
          <div class="text-sm text-muted-foreground">No platform services</div>
        }
      </ui-card-content>
    </ui-card>
  `,
})
export class PlatformServicesCardComponent {
  @Input() services: IPlatformServiceSummary[] = [];

  formatStatus(status: string): string {
    return status.replace('-', ' ');
  }

  getResourceLabel(type: TPlatformServiceType): string {
    switch (type) {
      case 'mongodb':
      case 'postgresql':
      case 'clickhouse':
        return 'DB';
      case 'minio':
        return 'bucket';
      case 'redis':
        return 'cache';
      case 'rabbitmq':
        return 'queue';
      default:
        return 'resource';
    }
  }

  getResourceLabelPlural(type: TPlatformServiceType): string {
    switch (type) {
      case 'mongodb':
      case 'postgresql':
      case 'clickhouse':
        return 'DBs';
      case 'minio':
        return 'buckets';
      case 'redis':
        return 'caches';
      case 'rabbitmq':
        return 'queues';
      default:
        return 'resources';
    }
  }
}