Updated

EonaCat.Logger.LogServer/Services/ILogService.cs

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+using LogCentral.Server.Models;
+
+namespace LogCentral.Server.Services;
+
+public interface ILogService
+{
+    Task AddLogsAsync(List<LogEntry> entries);
+    Task<LogEntry?> GetLogByIdAsync(string id);
+    Task<PagedResult<LogEntry>> GetLogsAsync(LogQueryParams queryParams);
+    Task<Dictionary<string, object>> GetStatsAsync(string? app, string? env);
+    Task<bool> ValidateApiKeyAsync(string apiKey);
+}
+
+public class LogQueryParams
+{
+    public string? Search { get; set; }
+    public string? Application { get; set; }
+    public string? Environment { get; set; }
+    public int? Level { get; set; }
+    public DateTime? StartDate { get; set; }
+    public DateTime? EndDate { get; set; }
+    public int Page { get; set; } = 1;
+    public int PageSize { get; set; } = 50;
+}
+
+public class PagedResult<T>
+{
+    public List<T> Items { get; set; } = new();
+    public int TotalCount { get; set; }
+    public int Page { get; set; }
+    public int PageSize { get; set; }
+    public int TotalPages => (int)Math.Ceiling((double)TotalCount / PageSize);
+}