// MyBWRSimulator.Core/Components/Concrete/Pump.cs
namespace MyBWRSimulator.Core.Components.Concrete
{
    using MyBWRSimulator.Core.Components.Abstract;
    using MyBWRSimulator.Core.Ports;
    using System;
    using System.Collections.Generic;

    /// <summary>
    /// Represents a Pump component in the BWR simulation.
    /// </summary>
    public class Pump : Component
    {
        public double PumpSpeed { get; set; } // 0.0 to 1.0 (0% to 100%)
        public double MaxFlowRate { get; private set; } // Max flow at 100% speed
        public double MaxHeadPressure { get; private set; } // Max pressure at 100% speed

        // Publicly expose ports for easier named access if needed, but GetFluidPortById is preferred
        public FluidPort Inlet => GetFluidPortById("Inlet");
        public FluidPort Outlet => GetFluidPortById("Outlet");


        public Pump(string id, string name, double maxFlowRate, double maxHeadPressure)
            : base(id, name, $"A pump component with max flow {maxFlowRate} and max head {maxHeadPressure}.", 1) // Priority 1
        {
            MaxFlowRate = maxFlowRate;
            MaxHeadPressure = maxHeadPressure;
            PumpSpeed = 0.0; // Initially off

            // Use descriptive IDs for ports
            AddFluidPort(new FluidPort("Inlet"));
            AddFluidPort(new FluidPort("Outlet"));
        }

        public override void Update(double deltaTime)
        {
            if (PumpSpeed > 0)
            {
                // Simple pump model: Flow proportional to speed, pressure based on head
                double actualFlowRate = PumpSpeed * MaxFlowRate;
                double actualPressureIncrease = PumpSpeed * MaxHeadPressure;

                // Read from inlet
                double inletPressure = Inlet.Pressure;
                double inletTemperature = Inlet.Temperature;

                // Calculate outlet properties
                Outlet.FlowRate = actualFlowRate;
                Outlet.Pressure = inletPressure + actualPressureIncrease;
                Outlet.Temperature = inletTemperature; // Assuming no temperature change by pump

                // Mirror values to connected ports
                Outlet.MirrorToConnectedPort();

                Console.WriteLine($"{Name} ({ID}) - Flow: {actualFlowRate:F2} kg/s, Outlet P: {Outlet.Pressure:F2} Pa");
            }
            else
            {
                // If not powered or off, no flow
                Outlet.FlowRate = 0.0;
                Outlet.Pressure = Inlet.Pressure; // Outlet pressure equals inlet if no pumping
                Outlet.Temperature = Inlet.Temperature;
                Outlet.MirrorToConnectedPort();
                Console.WriteLine($"{Name} ({ID}) - Off/No Power.");
            }
        }

        public void SetPumpSpeed(double speed)
        {
            PumpSpeed = Math.Clamp(speed, 0.0, 1.0);
            Console.WriteLine($"{Name} ({ID}) - Pump speed set to {PumpSpeed * 100:F0}%.");
        }
    }
}