using System;
using Microsoft.Extensions.Logging;
using xCommons.Extensions;
using xExceptions.Constants;

namespace xModels.Base {
    /// <summary>
    /// a Base class which carry required things as a Father for it's childs ...
    /// </summary>
    public abstract class XBaseClass {
        //
        #region Properties ...
        /// <summary>
        /// LogTag which Specified for this class ...
        /// </summary>
        private readonly string LOG_TAG;

        /// <summary>
        /// logger instance ...
        /// </summary>
        private readonly ILogger logger;
        #endregion

        //
        #region Constructor ...
        public XBaseClass (ILoggerFactory loggerFactory) {
            //
            // Preparing Log Tag ...
            LOG_TAG = this.GetType ().Name;

            //
            Type classType = this.GetType ();
            logger = loggerFactory.CreateLogger (classType);
        }
        #endregion

        //
        #region Protected ...
        /// <summary>
        /// Extract Prepared Log MEssage ...
        /// </summary>
        /// <param name="message"></param>
        /// <returns></returns>
        protected virtual string GetLogMessage (string message) {
            //
            // Prepare Log Message ...
            message = $"{LOG_TAG} => {message}";
            return message;
        }

        /// <summary>
        /// Logging specific Message ...
        /// </summary>
        /// <param name="message"></param>
        /// <param name="logLevel"></param>
        protected virtual void LogMessage (
            string message,
            LogLevel logLevel = LogLevel.Information
        ) {
            //
            // Validate Args ...
            if (message.IsNullOrEmpty ()) {
                throw XException.InvalidArgs
                    .ToException ();
            }

            //
            // Prepare Log Message ...
            message = GetLogMessage (message);

            //
            // Logging Message ...
            logger.Log (
                message: message,
                logLevel: logLevel
            );
        }

        /// <summary>
        /// Logging specific Message to Console ...
        /// </summary>
        /// <param name="message"></param>
        protected virtual void ConsoleMessage (string message) {
            //
            // Validate Args ...
            if (message.IsNullOrEmpty ()) {
                throw XException.InvalidArgs
                    .ToException ();
            }

            //
            // Prepare Log Message ...
            message = GetLogMessage (message);

            //
            // Logging Message ...
            Console.WriteLine (message);
        }
        #endregion
    }
}