daniel-c-harvey
67 lines
2.7 KiB
C#
67 lines
2.7 KiB
C#
using DeepDrftModels.DTOs;
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using DeepDrftModels.Enums;
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using DeepDrftPublic.Client.Common;
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using DeepDrftPublic.Client.Services;
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using Microsoft.AspNetCore.Components;
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using Models.Common;
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namespace DeepDrftPublic.Client.Pages;
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/// <summary>
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/// Medium-filtered release gallery. Routed at <c>/cuts</c> (Cut releases) and parameterized by
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/// <see cref="Medium"/> so the same component can back any medium's card grid without a fork.
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/// Cards open the release's dedicated detail page via <see cref="ReleaseRoutes.DetailHref(ReleaseDto)"/>
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/// (a Cut routes to <c>/cuts/{id}</c>), the single source for medium→route resolution (Phase 11 §2).
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/// </summary>
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public partial class AlbumsView : ComponentBase, IDisposable
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{
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private const string PersistKeyPrefix = "albums-view-";
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[Inject] public required IReleaseDataService ReleaseData { get; set; }
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[Inject] public required PersistentComponentState PersistentState { get; set; }
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[Inject] public required NavigationManager Navigation { get; set; }
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// The medium whose releases this grid shows. Defaults to Cut for the /cuts route; other media
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// can reuse this component by passing a different value. Drives both the fetch filter and the
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// per-medium persistence key so prerendered state never bleeds across media.
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[Parameter] public ReleaseMedium Medium { get; set; } = ReleaseMedium.Cut;
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private bool _loading = true;
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private List<ReleaseDto> _albums = [];
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private PersistingComponentStateSubscription _persistingSubscription;
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private string PersistKey => $"{PersistKeyPrefix}{Medium}";
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protected override async Task OnInitializedAsync()
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{
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// Bridge the prerendered fetch across the prerender -> WASM seam (see TracksView). Without
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// this, the WASM pass re-fetches and replays the card entrance animations.
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_persistingSubscription = PersistentState.RegisterOnPersisting(PersistAlbums);
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if (PersistentState.TryTakeFromJson<List<ReleaseDto>>(PersistKey, out var restored) && restored is not null)
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{
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_albums = restored;
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_loading = false;
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return;
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}
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var result = await ReleaseData.GetPaged(Medium.ToString().ToLowerInvariant(), page: 1, pageSize: 100);
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if (result is { Success: true, Value: { Items: { } items } })
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_albums = items.ToList();
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_loading = false;
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}
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private Task PersistAlbums()
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{
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if (_albums.Count > 0)
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PersistentState.PersistAsJson(PersistKey, _albums);
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return Task.CompletedTask;
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}
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private void OpenAlbum(ReleaseDto album)
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=> Navigation.NavigateTo(ReleaseRoutes.DetailHref(album));
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public void Dispose() => _persistingSubscription.Dispose();
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}
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