file-exposer/Models/AppSettings.cs
2025-05-10 13:31:06 -07:00

60 lines
2.5 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.Json;
using System.Text.Json.Serialization;
using Microsoft.Extensions.Configuration;
namespace FileExposer.Models;
public record AppSettings(FileWatcherConfiguration FileWatcherConfiguration,
SyncConfiguration SyncConfiguration)
{
public static AppSettings Get(IConfigurationRoot configurationRoot)
{
AppSettings result;
#pragma warning disable IL3050, IL2026
FileWatcherConfiguration? fileWatcherConfiguration = configurationRoot.GetSection(nameof(FileWatcherConfiguration)).Get<FileWatcherConfiguration>();
SyncConfiguration? syncConfiguration = configurationRoot.GetSection(nameof(SyncConfiguration)).Get<SyncConfiguration>();
#pragma warning restore IL3050, IL2026
if (fileWatcherConfiguration is null
|| syncConfiguration is null
|| fileWatcherConfiguration?.Company is null)
{
List<string> paths = [];
foreach (IConfigurationProvider configurationProvider in configurationRoot.Providers)
{
if (configurationProvider is not Microsoft.Extensions.Configuration.Json.JsonConfigurationProvider jsonConfigurationProvider)
continue;
if (jsonConfigurationProvider.Source.FileProvider is not Microsoft.Extensions.FileProviders.PhysicalFileProvider physicalFileProvider)
continue;
paths.Add(physicalFileProvider.Root);
}
throw new NotSupportedException($"Not found!{Environment.NewLine}{string.Join(Environment.NewLine, paths.Distinct())}");
}
result = new(fileWatcherConfiguration,
syncConfiguration);
Verify(result);
return result;
}
private static void Verify(AppSettings appSettings)
{
if (appSettings.FileWatcherConfiguration.MaxDegreeOfParallelism > Environment.ProcessorCount)
throw new Exception($"Environment.ProcessorCount must be larger or equal to {nameof(appSettings.FileWatcherConfiguration.MaxDegreeOfParallelism)}");
}
public override string ToString()
{
string result = JsonSerializer.Serialize(this, AppSettingsSourceGenerationContext.Default.AppSettings);
return result;
}
}
[JsonSourceGenerationOptions(WriteIndented = true)]
[JsonSerializable(typeof(AppSettings))]
internal partial class AppSettingsSourceGenerationContext : JsonSerializerContext
{
}