50 lines
1.9 KiB
C#
50 lines
1.9 KiB
C#
using FileShare_Services.Services.FileLibrary;
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namespace FileShare_API.Extensions
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{
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/// <summary>
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/// API-only raw file stream endpoints used by browser media elements.
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/// </summary>
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public static class FileStreamEndpointExtensions
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{
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/// <summary>
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/// Map the media URL emitted by <see cref="FileRecordDto"/>.
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/// </summary>
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public static IEndpointRouteBuilder MapFileStreamEndpoints(this IEndpointRouteBuilder app)
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{
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app.MapMethods(
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"/api/files/{id:int}/stream",
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["GET", "HEAD"],
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async (int id, IFileStreamService fileStreamService, HttpContext httpContext) =>
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{
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var fileResponse = await fileStreamService.GetFileStreamAsync(id);
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if (fileResponse is null)
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{
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return Results.NotFound();
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}
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var stream = System.IO.File.Open(
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fileResponse.FilePath,
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FileMode.Open,
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FileAccess.Read,
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FileShare.ReadWrite);
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httpContext.Response.Headers.ContentDisposition =
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$"inline; filename=\"{Uri.EscapeDataString(fileResponse.FileName)}\"";
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httpContext.Response.Headers.AcceptRanges = "bytes";
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httpContext.Response.Headers.CacheControl = "public, max-age=3600";
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return Results.File(
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stream,
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contentType: fileResponse.ContentType,
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lastModified: fileResponse.LastModified,
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enableRangeProcessing: true);
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})
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.WithName("StreamManagedFileById")
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.WithTags("FileLibrary");
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return app;
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}
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}
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}
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