Files
VideoEncoderService/Encoder/Program.cs
Samuele Lorefice 39e6694bbe Initial files
2025-12-01 19:32:50 +01:00

94 lines
2.7 KiB
C#

using System.Collections;
using Microsoft.AspNetCore.Http.HttpResults;
Queue<EncodingJob> JobQueue = new();
var builder = WebApplication.CreateBuilder(args);
//Settings
string tmpFilePath = builder.Configuration.GetValue<string>("TempFilePath") ?? Path.GetTempPath();
//Services
builder.Services.AddOpenApi();
var app = builder.Build();
if (app.Environment.IsDevelopment()) { app.MapOpenApi(); }
app.UseHttpsRedirection();
// Get a video file as multipart form data and schedule it for encoding
// Get video encoding settings from query parameters
// Returns the ID of the job handling the encoding
app.MapPost("encode", context =>
{
var request = context.Request;
if (!request.HasFormContentType) {
context.Response.StatusCode = 400;
return context.Response.WriteAsync("Invalid content type. Expected multipart/form-data.");
}
var form = request.Form;
var file = form.Files.GetFile("video");
if (file == null) {
context.Response.StatusCode = 400;
return context.Response.WriteAsync("No video file provided.");
}
var Job = new EncodingJob(Guid.NewGuid());
JobQueue.Enqueue(Job);
return context.Response.WriteAsJsonAsync(new { JobId = Job.Id });
});
// Check the status of an encoding job by its ID
app.MapGet("status/{jobId:guid}", (Guid jobId) =>
{
var job = JobQueue.FirstOrDefault(j => j.Id == jobId);
if (job == null) {
return Results.NotFound(new { Message = "Job not found." });
}
return Results.Ok(new {
JobId = job.Id,
Status = job.Status.ToString(),
CreatedAt = job.CreatedAt,
CompletedAt = job.CompletedAt
});
});
app.MapGet("file/{jobId:guid}", (Guid jobId) =>
{
var job = JobQueue.FirstOrDefault(j => j.Id == jobId);
if (job == null) {
return Results.NotFound(new { Message = "Job not found." });
}
if (job.Status != JobStatus.Completed) {
return Results.BadRequest(new { Message = "Job is not completed yet." });
}
var filePath = job.EncodedFilePath;
if (!File.Exists(filePath)) {
return Results.NotFound(new { Message = "Encoded file not found." });
}
var fileBytes = File.ReadAllBytes(filePath);
return Results.File(fileBytes, "video/mp4", Path.GetFileName(filePath), enableRangeProcessing:true);
});
app.Run();
public enum JobStatus {
Pending,
InProgress,
Completed,
Failed
}
public record EncodingJob(Guid Id) {
public JobStatus Status { get; set; } = JobStatus.Pending;
public DateTime CreatedAt { get; init; } = DateTime.Now;
public DateTime? CompletedAt { get; set; } = null;
public string OrigFilePath { get; init; } = string.Empty;
public string EncodedFilePath { get; set; } = string.Empty;
}