Added worker app.

JSMR.Worker/Program.cs

@@ -0,0 +1,109 @@
+using JSMR.Application.DI;
+using JSMR.Infrastructure.Data;
+using JSMR.Infrastructure.DI;
+using JSMR.Worker.Options;
+using JSMR.Worker.Services;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using System.CommandLine;
+
+HostApplicationBuilder builder = Host.CreateApplicationBuilder(args);
+
+//builder.Services.AddSerilog(o => o
+//    .WriteTo.Console()
+//    .MinimumLevel.Information());
+
+builder.Services
+    .AddApplication()
+    .AddInfrastructure();
+
+string connectionString = builder.Configuration.GetConnectionString("AppDb")
+         ?? throw new InvalidOperationException("Missing ConnectionStrings:AppDb2");
+
+builder.Services.AddDbContextFactory<AppDbContext>(optionsBuilder =>
+    optionsBuilder
+        .UseMySql(connectionString, ServerVersion.AutoDetect(connectionString))
+        .EnableSensitiveDataLogging(false));
+
+// Worker services
+builder.Services.AddSingleton<ICheckpointStore, FileCheckpointStore>();
+builder.Services.AddTransient<PagedScanRunner>();
+
+RootCommand rootCommand = new("JSMR worker");
+Command scan = new("scan", "Scan and update the database");
+
+Option<string?> localeOption = new("--locale", "-l")
+{
+    Description = "Locale (Japanese/English)",
+    Required = false
+};
+
+Option<int?> startOption = new("--start", "-s")
+{
+    Description = "Start page (default = checkpoint+1 or 1)"
+};
+
+Option<int?> endOption = new("--end", "-e")
+{
+    Description = "End page (optional)"
+};
+
+Option<int?> sizeOption = new("--pageSize", "-ps")
+{
+    Description = "Page size (default from config or 100)",
+    DefaultValueFactory = _ => 100
+};
+
+Option<bool> watchOption = new("--watch", "-w")
+{
+    Description = "Loop forever",
+    DefaultValueFactory = _ => false
+};
+
+Option<TimeSpan> everyOption = new("--every", "-e")
+{
+    Description = "Interval when --watch is set",
+    DefaultValueFactory = _ => TimeSpan.FromMinutes(5)
+};
+
+
+scan.Add(localeOption);
+scan.Add(startOption);
+scan.Add(endOption);
+scan.Add(sizeOption);
+scan.Add(watchOption);
+scan.Add(everyOption);
+
+scan.SetAction(async (parseResult, cancellationToken) =>
+{
+    using var host = builder.Build();
+    var runner = host.Services.GetRequiredService<PagedScanRunner>();
+
+    ScanOptions options = new()
+    {
+        Locale = parseResult.GetValue(localeOption),
+        StartPage = parseResult.GetValue(startOption),
+        EndPage = parseResult.GetValue(endOption),
+        PageSize = parseResult.GetValue(sizeOption),
+        Watch = parseResult.GetValue(watchOption),
+        Interval = parseResult.GetValue(everyOption)
+    };
+
+    using CancellationTokenSource cancellationTokenSource = new();
+
+    Console.CancelKeyPress += (_, eventArgs) =>
+    {
+        eventArgs.Cancel = true;
+        cancellationTokenSource.Cancel();
+    };
+
+    await runner.RunAsync(options, cancellationTokenSource.Token);
+});
+
+rootCommand.Add(scan);
+
+//rootCommand.SetAction(async (parseResult, cancellationToken) => await rootCommand.InvokeAsync("scan"));
+
+return await rootCommand.Parse(args).InvokeAsync();