Build_God/Build_God_Api/Build_God_Api/Services/DailyMissionHostedService.cs

using Build_God_Api.Services;

namespace Build_God_Api.Services
{
    public class DailyMissionHostedService(
        IServiceProvider serviceProvider,
        ILogger<DailyMissionHostedService> logger
    ) : BackgroundService
    {
        private readonly IServiceProvider _serviceProvider = serviceProvider;
        private readonly ILogger<DailyMissionHostedService> _logger = logger;

        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
        {
            _logger.LogInformation("每日任务后台服务已启动");

            while (!stoppingToken.IsCancellationRequested)
            {
                try
                {
                    using var scope = _serviceProvider.CreateScope();
                    var dailyMissionService = scope.ServiceProvider.GetRequiredService<IDailyMissionService>();

                    await dailyMissionService.CheckAndCompleteExpiredMissions();
                }
                catch (Exception ex)
                {
                    _logger.LogError(ex, "检查每日任务时发生错误");
                }

                await Task.Delay(TimeSpan.FromSeconds(10), stoppingToken);
            }

            _logger.LogInformation("每日任务后台服务已停止");
        }
    }
}