// Copyright (c) 2023 schick Informatik
// Description: Container model for shipcall related info
// 

using BreCalClient.misc.Client;
using BreCalClient.misc.Model;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Runtime.CompilerServices;

namespace BreCalClient
{

    /// <summary>
    /// Container model to aggregate separate models for the Shipcall control data binding
    /// </summary>
    public class ShipcallControlModel
    {

        #region Enumerations

        public enum TrafficLightMode
        {
            OFF,
            GREEN,
            YELLOW,
            RED,
            RED_YELLOW,
            ALL
        };

        [Flags]
        public enum StatusFlags
        {
            RED,
            GREEN,
            YELLOW,
            BLINK_1,
            BLINK_2
        };               

        #endregion

        public Shipcall? Shipcall { get; set; }
        public Ship? Ship { get; set; }

        public string? Agency { get; set; }

        public string? Berth { get; set; }

        public Dictionary<int, Participant> AssignedParticipants { get; } = new();

        public void AssignParticipants(List<Participant> participants)
        {
            this.AssignedParticipants.Clear();
            if (Shipcall != null)
            {
                foreach (int participantId in Shipcall.Participants)
                {
                    foreach(Participant participant in participants)
                    {
                        if(participant.Id == participantId)
                            AssignedParticipants[participant.Type] = participant;
                    }
                }
            }
        }

        public TrafficLightMode LightMode
        {
            get
            {
                if(IsFlagSet(StatusFlags.RED))
                {
                    if(IsFlagSet((StatusFlags)StatusFlags.YELLOW))
                    {
                        if(IsFlagSet(StatusFlags.GREEN))
                        {
                            return TrafficLightMode.ALL;
                        }
                        return TrafficLightMode.RED_YELLOW;
                    }
                    return TrafficLightMode.RED;
                }
                if(IsFlagSet(StatusFlags.YELLOW))
                    return TrafficLightMode.YELLOW;
                if(IsFlagSet(StatusFlags.GREEN))
                    return TrafficLightMode.GREEN;
                return TrafficLightMode.OFF;
            }
        }

        internal string? GetParticipantNameForType(Extensions.ParticipantType participantType)
        {
            foreach(Participant p in AssignedParticipants.Values)
            {
                if (p.IsFlagSet(participantType))
                    return p.Name;
            }
            return null;
        }

        #region private helper

        private bool IsFlagSet(StatusFlags flag)
        {
            if(this.Shipcall == null) return false;
            return (this.Shipcall.Flags & (int) flag) != 0;
        }

        #endregion        

    }
}