using Omegasis.TimeFreeze.Framework;
using StardewModdingAPI;
using StardewModdingAPI.Events;
using StardewValley;
using StardewValley.Locations;

namespace Omegasis.TimeFreeze
{
    /// <summary>The mod entry point.</summary>
    public class TimeFreeze : Mod
    {
        /*********
        ** Fields
        *********/
        /// <summary>The mod configuration.</summary>
        private ModConfig Config;


        /*********
        ** Public methods
        *********/
        /// <summary>The mod entry point, called after the mod is first loaded.</summary>
        /// <param name="helper">Provides simplified APIs for writing mods.</param>
        public override void Entry(IModHelper helper)
        {
            this.Config = helper.ReadConfig<ModConfig>();
            helper.Events.GameLoop.UpdateTicked += this.OnUpdateTicked;
            helper.Events.GameLoop.SaveLoaded += this.GameLoop_SaveLoaded;
        }

        private void GameLoop_SaveLoaded(object sender, SaveLoadedEventArgs e)
        {
            foreach (GameLocation loc in Game1.locations)
            {
                if (this.Config.freezeTimeInThisLocation.ContainsKey(loc.Name) == false)
                {
                    if (loc.IsOutdoors)
                    {
                        this.Config.freezeTimeInThisLocation.Add(loc.Name, false);
                    }
                    else
                    {
                        this.Config.freezeTimeInThisLocation.Add(loc.Name, true);
                    }
                }
            }

            //Patch in the underground mine shaft.
            if (this.Config.freezeTimeInThisLocation.ContainsKey("UndergroundMine") == false)
            {
                this.Config.freezeTimeInThisLocation.Add("UndergroundMine", true);
            }
            
            this.Helper.WriteConfig<ModConfig>(this.Config);
        }


        /*********
        ** Private methods
        *********/
        /// <summary>Raised after the game state is updated (≈60 times per second).</summary>
        /// <param name="sender">The event sender.</param>
        /// <param name="e">The event arguments.</param>
        private void OnUpdateTicked(object sender, UpdateTickedEventArgs e)
        {
            if (!Context.IsWorldReady)
                return;

            /*
            if (Game1.gameTimeInterval != 0)
            {
                oldInterval = Game1.gameTimeInterval;
                if (oldInterval < 3)
                {
                    oldInterval = 7;
                }
            }
            */
            if (Game1.IsMultiplayer)
            {
                if (this.Config.freezeIfEvenOnePlayerMeetsTimeFreezeConditions)
                {
                    //bool isAnyFarmerSuitable = false;
                    foreach (Farmer farmer in Game1.getOnlineFarmers())
                    {
                        if (this.ShouldFreezeTime(farmer, farmer.currentLocation))
                        {
                            Game1.gameTimeInterval = 0;
                            //isAnyFarmerSuitable = true;
                        }
                    }
                    //if (!isAnyFarmerSuitable)
                    //{
                    //    Game1.gameTimeInterval += Game1.currentGameTime.ElapsedGameTime.Milliseconds;
                    //}
                }

                else if (this.Config.freezeIfMajorityPlayersMeetsTimeFreezeConditions)
                {
                    int freezeCount = 0;
                    int playerCount = 0;
                    foreach (Farmer farmer in Game1.getOnlineFarmers())
                    {
                        playerCount++;
                        if (this.ShouldFreezeTime(farmer, farmer.currentLocation))
                        {
                            //Game1.gameTimeInterval = 0;
                            freezeCount++;
                        }
                    }
                    if (freezeCount >= (playerCount / 2))
                        Game1.gameTimeInterval = 0;
                    //else
                    //    Game1.gameTimeInterval += Game1.currentGameTime.ElapsedGameTime.Milliseconds;
                }

                else if (this.Config.freezeIfAllPlayersMeetTimeFreezeConditions)
                {
                    int freezeCount = 0;
                    int playerCount = 0;
                    foreach (Farmer farmer in Game1.getOnlineFarmers())
                    {
                        playerCount++;
                        if (this.ShouldFreezeTime(farmer, farmer.currentLocation))
                        {
                            //Game1.gameTimeInterval = 0;
                            freezeCount++;
                        }
                    }
                    if (freezeCount >= playerCount)
                        Game1.gameTimeInterval = 0;
                    //else
                    //    Game1.gameTimeInterval = this.oldInterval;
                }
            }
            else
            {
                Farmer player = Game1.player;
                if (this.ShouldFreezeTime(player, player.currentLocation))
                {
                    Game1.gameTimeInterval = 0;
                }
                //else
                //    Game1.gameTimeInterval = this.oldInterval;
            }
        }

        /// <summary>Get whether time should be frozen for the player at the given location.</summary>
        /// <param name="player">The player to check.</param>
        /// <param name="location">The location to check.</param>
        private bool ShouldFreezeTime(Farmer player, GameLocation location)
        {
            
            if (Game1.showingEndOfNightStuff) return false;
            if (this.Config.freezeTimeInThisLocation.ContainsKey(location.Name))
            {
                if (location.Name.Equals("SkullCave") || location.Name.StartsWith("SkullCave"))
                {
                    return this.Config.freezeTimeInThisLocation["SkullCave"];
                }

                if (player.swimming.Value)
                {
                    if (this.Config.PassTimeWhileSwimmingInBathhouse && location is BathHousePool)
                        return false;
                }

                return this.Config.freezeTimeInThisLocation[location.Name];
            }

            if (location.NameOrUniqueName.StartsWith("UndergroundMine"))
            {
                return this.Config.freezeTimeInThisLocation["UndergroundMine"];
            }

            //Skull cave check.
            if (location.Name.Equals("SkullCave") || location.Name.StartsWith("SkullCave"))
            {
                return this.Config.freezeTimeInThisLocation["SkullCave"];
            }


            //this.Monitor.Log(Game1.player.currentLocation.NameOrUniqueName, LogLevel.Info);

            //If for some reason the location wasn't accounted for then just freeze time there by default.
            if (location.IsOutdoors)
                return false;
            else
            {
                return true;
            }
        }
    }
}