/**
 * @aurora-catalyst-generated
 * @source cliter/o-auth/client.aurora.yaml
 */
import {
  ChangeDetectionStrategy,
  Component,
  computed,
  inject,
  signal,
  viewChild,
} from '@angular/core';
import { ActivatedRoute } from '@angular/router';
import {
  ColumnToggle,
  DataTable,
  DEFAULT_PAGE_SIZE,
  getExportableColumns,
  getFilterableColumns,
  getSearchableColumnIds,
  getToggleableColumns,
  HeadSelection,
  listContainerClass,
  RowSelection,
  TableExport,
  TableFilters,
  TablePagination,
  TableSearch,
  useAggregateShell,
  useBreadcrumbs,
  usePaginatedDataTable,
  type DataTableColumnDef,
  type DataTableData,
  type Option,
} from '@aurora';
import { provideTranslocoScope, TranslocoDirective, TranslocoService } from '@jsverse/transloco';
import { NgIcon, provideIcons } from '@ng-icons/core';
import { lucideGamepadDirectional, lucidePlus } from '@ng-icons/lucide';
import { toast } from '@spartan-ng/brain/sonner';
import { HlmAlertDialog, HlmAlertDialogImports } from '@spartan-ng/helm/alert-dialog';
import { HlmButtonImports } from '@spartan-ng/helm/button';
import { HlmDialogImports } from '@spartan-ng/helm/dialog';
import { HlmIconImports } from '@spartan-ng/helm/icon';
import { HlmSpinnerImports } from '@spartan-ng/helm/spinner';
import {
  type OAuthApplication,
  type OAuthClient,
  type OAuthScope,
} from '@src/src/app/aurora.types';
import { flexRenderComponent } from '@tanstack/angular-table';
import { lastValueFrom } from 'rxjs';
import { getClientStandaloneColumns } from '../client.columns';
import { CLIENT_DETAIL_CONFIG } from '../data-access/client.detail-config';
import { CLIENT_LIST_CONFIG } from '../data-access/client.list-config';
import { ClientFormComponent } from './client-form.component';
import { ClientListActionsCell } from './client-list-actions-cell.component';

@Component({
  changeDetection: ChangeDetectionStrategy.OnPush,
  imports: [
    TranslocoDirective,
    NgIcon,
    ColumnToggle,
    DataTable,
    TableExport,
    TableFilters,
    TablePagination,
    TableSearch,
    HlmAlertDialogImports,
    HlmButtonImports,
    HlmIconImports,
    HlmDialogImports,
    HlmSpinnerImports,
    ClientFormComponent,
  ],
  providers: [
    provideIcons({ lucidePlus, lucideGamepadDirectional }),
    provideTranslocoScope('o-auth'),
  ],
  host: { class: 'block' },
  template: `
    <div
      *transloco="let t; scope: 'o-auth'"
      [class]="containerClass"
    >
      <div class="mb-2 flex items-center justify-between">
        <h1 class="flex items-center gap-2 text-2xl font-bold tracking-tight">
          <ng-icon
            name="lucideGamepadDirectional"
            class="text-[1em]"
          />
          {{ t('o-auth.client.Title') }}
        </h1>
      </div>

      <!-- Toolbar -->
      <div class="flex flex-col gap-2 sm:flex-row sm:items-center sm:justify-between">
        <au-table-search
          [placeholder]="t('FilterPlaceholder')"
          [value]="paginated.search.value()"
          (search)="paginated.setSearch($event)"
        />
        <div class="flex items-center gap-2">
          <button
            hlmBtn
            size="sm"
            (click)="onNew()"
          >
            <ng-icon
              name="lucidePlus"
              class="sm:mr-1"
              hlm
              size="sm"
            />
            <span class="hidden sm:inline">{{ t('New.M') }} {{ t('o-auth.client.Client') }}</span>
          </button>
          <au-table-filters
            [columns]="filterableColumns()"
            (filtersChange)="paginated.setFilters($event)"
          />
          <au-column-toggle
            [table]="paginated.table"
            [columns]="toggleableColumns()"
          />
          <au-table-export
            [table]="paginated.table"
            [columns]="exportableColumns()"
            filename="clients"
          />
        </div>
      </div>

      <!-- Table -->
      <au-data-table
        [table]="paginated.table"
        [loading]="paginated.loading()"
        [emptyMessage]="t('o-auth.client.NoClientsFound')"
      />

      <!-- Pagination -->
      <au-table-pagination [table]="paginated.table" />

      <!-- Create / edit dialog -->
      <hlm-dialog
        [state]="dialogOpen() ? 'open' : 'closed'"
        (closed)="dialogOpen.set(false)"
      >
        <hlm-dialog-content
          *hlmDialogPortal="let ctx"
          class="max-h-[90vh] overflow-y-auto sm:max-w-2xl"
        >
          <hlm-dialog-header>
            <h3 hlmDialogTitle>
              {{ dialogMode() === 'new' ? t('Create') : t('Edit') }} {{ t('o-auth.client.Client') }}
            </h3>
            <p hlmDialogDescription>{{ t('o-auth.client.ClientDetailsDescription') }}</p>
          </hlm-dialog-header>
          <au-client-form
            #form
            [initial]="dialogInitial()"
            [mode]="dialogMode()"
            [applicationOptions]="applicationOptions()"
            [scopeOptions]="scopeOptions()"
            (save)="onDialogSave($event)"
            (cancel)="ctx.close()"
          />
          <hlm-dialog-footer>
            <button
              type="button"
              hlmBtn
              variant="outline"
              (click)="ctx.close()"
            >
              {{ t('Cancel') }}
            </button>
            <button
              type="button"
              [disabled]="form.signalForm.invalid || form.signalForm.pristine || shell.loading()"
              hlmBtn
              (click)="form.submit()"
            >
              @if (shell.loading()) {
                <hlm-spinner class="text-sm" />
              }
              {{ dialogMode() === 'new' ? t('Create') : t('Save') }}
            </button>
          </hlm-dialog-footer>
        </hlm-dialog-content>
      </hlm-dialog>

      <!-- Delete confirmation dialog -->
      <hlm-alert-dialog>
        <hlm-alert-dialog-content *hlmAlertDialogPortal="let ctx">
          <hlm-alert-dialog-header>
            <h2 hlmAlertDialogTitle>{{ t('Delete') }} {{ t('o-auth.client.Client') }}</h2>
            <p hlmAlertDialogDescription>
              {{ t('DeleteConfirmation', { name: clientToDelete()?.name }) }}
            </p>
          </hlm-alert-dialog-header>
          <hlm-alert-dialog-footer>
            <button
              hlmAlertDialogCancel
              (click)="ctx.close()"
            >
              {{ t('Cancel') }}
            </button>
            <button
              hlmAlertDialogAction
              (click)="onConfirmDelete(); ctx.close()"
            >
              {{ t('Delete') }}
            </button>
          </hlm-alert-dialog-footer>
        </hlm-alert-dialog-content>
      </hlm-alert-dialog>
    </div>
  `,
})
export default class ClientListComponent {
  // injections
  private readonly route = inject(ActivatedRoute);
  private readonly transloco = inject(TranslocoService);

  // widgets
  private readonly deleteDialog = viewChild(HlmAlertDialog);

  // layout
  protected readonly containerClass = listContainerClass('standalone');

  // state
  private readonly dataResolved = this.route.snapshot.data['pagination'] as
    | {
        pagination: DataTableData<OAuthClient>;
        applicationOptions: OAuthApplication[];
        scopeOptions: OAuthScope[];
      }
    | undefined;
  readonly clientToDelete = signal<OAuthClient | null>(null);
  readonly dialogOpen = signal(false);
  readonly dialogMode = signal<'new' | 'edit'>('new');
  readonly dialogInitial = signal<OAuthClient | null>(null);
  readonly applicationOptions = signal<OAuthApplication[]>(
    this.dataResolved?.applicationOptions ?? [],
  );
  private readonly scopeCatalog = signal<OAuthScope[]>(this.dataResolved?.scopeOptions ?? []);
  readonly scopeOptions = computed<Option[]>(() =>
    this.scopeCatalog().map((scope) => ({
      value: scope.code,
      label: `[${scope.code}] ${scope.name}`,
    })),
  );

  // columns
  private readonly baseColumns = getClientStandaloneColumns({ translator: this.transloco });
  protected readonly filterableColumns = () => getFilterableColumns(this.baseColumns);
  protected readonly exportableColumns = () => getExportableColumns(this.baseColumns);
  protected readonly toggleableColumns = () => getToggleableColumns(this.baseColumns);
  private readonly searchColumns = getSearchableColumnIds(this.baseColumns);
  protected readonly columns: DataTableColumnDef<OAuthClient>[] = [
    {
      id: 'actions',
      sticky: 'left',
      size: 50,
      enableHiding: false,
      enableSorting: false,
      header: '',
      cell: () =>
        flexRenderComponent(ClientListActionsCell, {
          inputs: {
            onRequestEdit: (client: OAuthClient) => this.onEdit(client),
            onRequestDelete: (client: OAuthClient) => this.onDelete(client),
          },
        }),
    },
    {
      id: 'select',
      sticky: 'left',
      size: 40,
      enableHiding: false,
      enableSorting: false,
      header: () => flexRenderComponent(HeadSelection),
      cell: () => flexRenderComponent(RowSelection),
    },
    ...this.baseColumns,
  ];

  // composables
  private readonly breadcrumb = useBreadcrumbs([{ translation: 'navigation.Clients' }]);
  readonly shell = useAggregateShell<OAuthClient>({
    listConfig: CLIENT_LIST_CONFIG,
    detailConfig: CLIENT_DETAIL_CONFIG,
  });
  protected readonly paginated = usePaginatedDataTable<OAuthClient>({
    paginate: (input) => this.shell.list.paginate(input),
    columns: this.columns,
    searchableColumnIds: this.searchColumns,
    defaultPageSize: DEFAULT_PAGE_SIZE,
    relationIncludes: () => [{ association: 'applications' }],
  });

  constructor() {
    if (this.dataResolved?.pagination) {
      this.paginated.seed(this.dataResolved.pagination);
    }
  }

  // ─── methods ────────────────────────────────────────────────

  onNew() {
    this.dialogMode.set('new');
    this.dialogInitial.set(null);
    this.dialogOpen.set(true);
  }

  async onEdit(client: OAuthClient) {
    const obj = await this.shell.fetchForEdit(client.id, {
      constraint: { include: [{ association: 'applications' }] },
    });
    this.dialogInitial.set(obj);
    this.dialogMode.set('edit');
    this.dialogOpen.set(true);
  }

  async onDialogSave(value: OAuthClient) {
    try {
      await this.shell.save(value, this.dialogMode());
      const verb = this.dialogMode() === 'new' ? 'Created.M' : 'Saved.M';
      toast.success(
        `${this.transloco.translate(verb)} ${this.transloco.translate('Successfully')}`,
      );
      this.dialogOpen.set(false);
      await this.paginated.refetch();
    } catch {
      // error displayed by GRAPHQL_ERROR_HANDLER
    }
  }

  onDelete(client: OAuthClient) {
    this.clientToDelete.set(client);
    this.deleteDialog()?.open();
  }

  async onConfirmDelete() {
    const client = this.clientToDelete();
    if (!client) return;

    try {
      await lastValueFrom(this.shell.list.deleteById(client.id));
      toast.success(
        `${this.transloco.translate('Deleted.M')} ${this.transloco.translate('Successfully')}`,
      );
      await this.paginated.refetch();
    } catch {
      // error displayed by GRAPHQL_ERROR_HANDLER
    } finally {
      this.clientToDelete.set(null);
    }
  }
}
