using System;
using System.Collections.Generic;
using System.Linq;
using System.Numerics;
using Dalamud.Data;
using Dalamud.Game;
using Dalamud.Game.ClientState;
using Dalamud.Game.ClientState.JobGauge;
using Dalamud.Game.Command;
using Dalamud.Game.Gui;
using Dalamud.Interface;
using Dalamud.IoC;
using Dalamud.Logging;
using Dalamud.Plugin;
using Dalamud.Utility;
using DiademCalculator.Attributes;
using FFXIVClientStructs.FFXIV.Client.Game;
using ImGuiNET;
using ImGuiScene;
using Lumina.Data.Files;

namespace DiademCalculator
{
    public unsafe class Plugin : IDalamudPlugin
    {
        static readonly List<DiademResourceInfo> _minerPreset = new List<DiademResourceInfo>()
        {
            new DiademResourceInfo(29939, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Cloudstone
            new DiademResourceInfo(29940, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Rock Salt
            new DiademResourceInfo(29941, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Spring Water 
            new DiademResourceInfo(29942, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Aurum Regis Sand
            new DiademResourceInfo(29943, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Jade
            new DiademResourceInfo(29946, 10, 0, 4, 2), //Grade 2 Skybuilders' Umbral Flarestone
            new DiademResourceInfo(29947, 10, 0, 4, 2), //Grade 2 Skybuilders' Umbral Levinshard

            new DiademResourceInfo(31311, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Cloudstone
            new DiademResourceInfo(31312, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Basilisk Egg
            new DiademResourceInfo(31313, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Alumen
            new DiademResourceInfo(31314, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Clay
            new DiademResourceInfo(31315, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Granite
            new DiademResourceInfo(31318, 5, 0, 2, 3),  //Grade 3 Skybuilders' Umbral Magma Shard
            new DiademResourceInfo(31319, 5, 0, 2, 3),  //Grade 3 Skybuilders' Umbral Levinite

            new DiademResourceInfo(32007, 5, 1, 0, -1),  //Grade 4 Skybuilders' Iron Ore
            new DiademResourceInfo(32008, 5, 1, 0, -1),  //Grade 4 Skybuilders' Iron Sand
            new DiademResourceInfo(32012, 5, 1, 0, -1),  //Grade 4 Skybuilders' Ore
            new DiademResourceInfo(32013, 5, 1, 0, -1),  //Grade 4 Skybuilders' Rock Salt
            new DiademResourceInfo(32014, 5, 1, 0, -1),  //Grade 4 Skybuilders' Mythrite Sand
            new DiademResourceInfo(32020, 5, 2, 0, -1),  //Grade 4 Skybuilders' Electrum Ore
            new DiademResourceInfo(32021, 5, 2, 0, -1),  //Grade 4 Skybuilders' Alumen
            new DiademResourceInfo(32022, 5, 2, 0, -1),  //Grade 4 Skybuilders' Spring Water
            new DiademResourceInfo(32023, 5, 2, 0, -1),  //Grade 4 Skybuilders' Gold Sand
            new DiademResourceInfo(32024, 5, 2, 0, -1),  //Grade 4 Skybuilders' Ragstone
            new DiademResourceInfo(32030, 5, 3, 13, -1), //Grade 4 Skybuilders' Gold Ore
            new DiademResourceInfo(32031, 5, 3, 13, -1), //Grade 4 Skybuilders' Finest Rock Salt
            new DiademResourceInfo(32032, 5, 3, 13, -1), //Grade 4 Skybuilders' Truespring Water
            new DiademResourceInfo(32033, 5, 3, 13, -1), //Grade 4 Skybuilders' Mineral Sand
            new DiademResourceInfo(32034, 5, 3, 13, -1), //Grade 4 Skybuilders' Bluespirit Ore
            new DiademResourceInfo(32040, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Cloudstone
            new DiademResourceInfo(32041, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Spring Water
            new DiademResourceInfo(32042, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Ice Stalagmite
            new DiademResourceInfo(32043, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Silex
            new DiademResourceInfo(32044, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Prismstone
            new DiademResourceInfo(32047, 5, 5, 15, 4), //Grade 4 Skybuilders' Umbral Flarerock
            new DiademResourceInfo(32048, 5, 5, 15, 4), //Grade 4 Skybuilders' Umbral Levinsand
        };

        static readonly List<DiademResourceInfo> _botanistPreset = new List<DiademResourceInfo>()
        {
            new DiademResourceInfo(29934, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Log
            new DiademResourceInfo(29935, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Hardened Sap
            new DiademResourceInfo(29936, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Wheat
            new DiademResourceInfo(29937, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Cotton Boll
            new DiademResourceInfo(29938, 10, 0, 3, 2), //Grade 2 Artisanal Skybuilders' Dawn Lizard
            new DiademResourceInfo(29944, 10, 0, 4, 2), //Grade 2 Skybuilders' Umbral Galewood Log
            new DiademResourceInfo(29945, 10, 0, 4, 2), //Grade 2 Skybuilders' Umbral Earthcap

            new DiademResourceInfo(31306, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Log
            new DiademResourceInfo(31307, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Amber
            new DiademResourceInfo(31308, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Cotton Boll
            new DiademResourceInfo(31309, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Rice
            new DiademResourceInfo(31310, 5, 0, 2, 3),  //Grade 3 Artisanal Skybuilders' Vine
            new DiademResourceInfo(31316, 5, 0, 2, 3),  //Grade 3 Skybuilders' Umbral Galewood Sap
            new DiademResourceInfo(31317, 5, 0, 2, 3),  //Grade 3 Skybuilders' Umbral Tortoise

            new DiademResourceInfo(32005, 5, 1, 0, -1),  //Grade 4 Skybuilders' Switch
            new DiademResourceInfo(32006, 5, 1, 0, -1),  //Grade 4 Skybuilders' Hemp
            new DiademResourceInfo(32009, 5, 1, 0, -1),  //Grade 4 Skybuilders' Mahogany Log
            new DiademResourceInfo(32010, 5, 1, 0, -1),  //Grade 4 Skybuilders' Sesame
            new DiademResourceInfo(32011, 5, 1, 0, -1),  //Grade 4 Skybuilders' Cotton Boll
            new DiademResourceInfo(32015, 5, 2, 0, -1),  //Grade 4 Skybuilders' Spruce Log
            new DiademResourceInfo(32016, 5, 2, 0, -1),  //Grade 4 Skybuilders' Mistletoe
            new DiademResourceInfo(32017, 5, 2, 0, -1),  //Grade 4 Skybuilders' Toad
            new DiademResourceInfo(32018, 5, 2, 0, -1),  //Grade 4 Skybuilders' Vine
            new DiademResourceInfo(32019, 5, 2, 0, -1),  //Grade 4 Skybuilders' Tea Leaves
            new DiademResourceInfo(32025, 5, 3, 13, -1), //Grade 4 Skybuilders' White Cedar Log
            new DiademResourceInfo(32026, 5, 3, 13, -1), //Grade 4 Skybuilders' Primordial Resin
            new DiademResourceInfo(32027, 5, 3, 13, -1), //Grade 4 Skybuilders' Wheat
            new DiademResourceInfo(32028, 5, 3, 13, -1), //Grade 4 Skybuilders' Gossamer Cotton Boll
            new DiademResourceInfo(32029, 5, 3, 13, -1), //Grade 4 Skybuilders' Tortoise
            new DiademResourceInfo(32035, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Log
            new DiademResourceInfo(32036, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Raspberry
            new DiademResourceInfo(32037, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Caiman
            new DiademResourceInfo(32038, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Cocoon
            new DiademResourceInfo(32039, 5, 3, 13, 4), //Grade 4 Artisanal Skybuilders' Barbgrass
            new DiademResourceInfo(32045, 5, 5, 15, 4), //Grade 4 Skybuilders' Umbral Galewood Branch
            new DiademResourceInfo(32046, 5, 5, 15, 4), //Grade 4 Skybuilders' Umbral Dirtleaf
        };


        static readonly List<DiademResourceInfo> _fisherPreset = new List<DiademResourceInfo>()
        {
            new DiademResourceInfo(30008, 1, 0, 15, 2),     //Grade 2 Artisanal Skybuilders' Pterodactyl
            new DiademResourceInfo(30009, 1, 0, 15, 2),     //Grade 2 Artisanal Skybuilders' Skyfish
            new DiademResourceInfo(30006, 1, 0, 158, 2),    //Grade 2 Artisanal Skybuilders' Rhomaleosaurus
            new DiademResourceInfo(30007, 1, 0, 158, 2),    //Grade 2 Artisanal Skybuilders' Gobbie Mask
            new DiademResourceInfo(30010, 1, 0, 15, 2),     //Grade 2 Artisanal Skybuilders' Cometfish
            new DiademResourceInfo(30011, 1, 0, 15, 2),     //Grade 2 Artisanal Skybuilders' Anomalocaris
            new DiademResourceInfo(30012, 1, 0, 15, 2),     //Grade 2 Artisanal Skybuilders' Rhamphorhynchus
            new DiademResourceInfo(30013, 1, 0, 15, 2),     //Grade 2 Artisanal Skybuilders' Dragon's Soul

            new DiademResourceInfo(31596, 1, 0, 12, 3),     //Grade 3 Artisanal Skybuilders' Oscar
            new DiademResourceInfo(31597, 1, 0, 22, 3),     //Grade 3 Artisanal Skybuilders' Blind Manta
            new DiademResourceInfo(31598, 1, 0, 83, 3),     //Grade 3 Artisanal Skybuilders' Mosasaur
            new DiademResourceInfo(31599, 1, 0, 93, 3),     //Grade 3 Artisanal Skybuilders' Storm Chaser
            new DiademResourceInfo(31600, 1, 0, 57, 3),     //Grade 3 Artisanal Skybuilders' Archaeopteryx
            new DiademResourceInfo(31601, 1, 0, 90, 3),     //Grade 3 Artisanal Skybuilders' Wyvern
            new DiademResourceInfo(31602, 1, 0, 77, 3),     //Grade 3 Artisanal Skybuilders' Cloudshark
            new DiademResourceInfo(31603, 1, 0, 113, 3),    //Grade 3 Artisanal Skybuilders' Helicoprion

            new DiademResourceInfo(32882, 1, 2, 0, -1),      //Grade 4 Skybuilders' Zagas Khaal
            new DiademResourceInfo(32883, 1, 2, 0, -1),      //Grade 4 Skybuilders' Goldsmith Crab
            new DiademResourceInfo(32884, 1, 4, 0, -1),      //Grade 4 Skybuilders' Common Bitterling
            new DiademResourceInfo(32885, 1, 4, 0, -1),      //Grade 4 Skybuilders' Skyloach
            new DiademResourceInfo(32886, 1, 4, 0, -1),      //Grade 4 Skybuilders' Glacier Core
            new DiademResourceInfo(32887, 1, 4, 0, -1),      //Grade 4 Skybuilders' Kissing Fish
            new DiademResourceInfo(32888, 1, 8, 0, -1),      //Grade 4 Skybuilders' Cavalry Catfish
            new DiademResourceInfo(32889, 1, 8, 0, -1),      //Grade 4 Skybuilders' Manasail
            new DiademResourceInfo(32890, 1, 4, 0, -1),      //Grade 4 Skybuilders' Starflower
            new DiademResourceInfo(32891, 1, 4, 0, -1),      //Grade 4 Skybuilders' Cyan Crab
            new DiademResourceInfo(32892, 1, 10, 0, -1),     //Grade 4 Skybuilders' Fickle Krait
            new DiademResourceInfo(32893, 1, 10, 0, -1),     //Grade 4 Skybuilders' Proto-hropken
            new DiademResourceInfo(32894, 1, 3, 2, -1),      //Grade 4 Skybuilders' Ghost Faerie
            new DiademResourceInfo(32895, 1, 5, 5, -1),      //Grade 4 Skybuilders' Ashfish
            new DiademResourceInfo(32896, 1, 10, 8, -1),     //Grade 4 Skybuilders' Whitehorse
            new DiademResourceInfo(32897, 1, 6, 4, -1),      //Grade 4 Skybuilders' Ocean Cloud
            new DiademResourceInfo(32898, 1, 12, 10, -1),    //Grade 4 Skybuilders' Black Fanfish
            new DiademResourceInfo(32899, 1, 12, 10, -1),    //Grade 4 Skybuilders' Sunfish
            new DiademResourceInfo(32900, 1, 17, 106, 4),   //Grade 4 Artisanal Skybuilders' Sweatfish
            new DiademResourceInfo(32901, 1, 17, 250, 4),   //Grade 4 Artisanal Skybuilders' Sculptor
            new DiademResourceInfo(32902, 1, 124, 911, 4),  //Grade 4 Artisanal Skybuilders' Little Thalaos
            new DiademResourceInfo(32903, 1, 64, 996, 4),   //Grade 4 Artisanal Skybuilders' Lightning Chaser
            new DiademResourceInfo(32904, 1, 77, 512, 4),   //Grade 4 Artisanal Skybuilders' Marrella
            new DiademResourceInfo(32905, 1, 45, 542, 4),   //Grade 4 Artisanal Skybuilders' Crimson Namitaro
            new DiademResourceInfo(32906, 1, 153, 982, 4),  //Grade 4 Artisanal Skybuilders' Griffin
            new DiademResourceInfo(32907, 1, 126, 1078, 4), //Grade 4 Artisanal Skybuilders' Meganeura
        };

        const int IconScrip = 65073;
        const int IconMIN = 62116;
        const int IconBTN = 62117;
        const int IconFSH = 62118;

        const int TerritoryFirmament = 886;
        const int TerritoryDiadem = 939;

        public string Name => "Diadem Calculator";

        [PluginService]
        public DalamudPluginInterface PluginInterface { get; init; }

        [PluginService]
        public CommandManager Commands { get; init; }

        [PluginService]
        public ChatGui Chat { get; init; }

        [PluginService]
        public DataManager DataManager { get; private set; }

        [PluginService]
        public ClientState ClientState { get; private set; }

        private readonly PluginCommandManager<Plugin> commandManager;
        private readonly Configuration config;
        private readonly IconsManager iconsManager;

        private bool configOpened;
        private DateTime lastUpdate;
        private int updatePresetIndex;
        private int minPoints, btnPoints, fshPoints;
        private int minScrips, btnScrips, fshScrips;
        private string minPpp, btnPpp, fshPpp;


        public Plugin()
        {
            this.config = (Configuration)PluginInterface.GetPluginConfig() ?? new Configuration();
            this.config.Initialize(PluginInterface);

            PluginInterface.UiBuilder.Draw += this.Draw;

            commandManager = new PluginCommandManager<Plugin>(this, Commands);
            iconsManager = new IconsManager(this);

            iconsManager.LoadIcon(IconScrip);
            iconsManager.LoadIcon(IconFSH);
            iconsManager.LoadIcon(IconBTN);
            iconsManager.LoadIcon(IconMIN);
        }

        [Command("/dcalc")]
        [HelpMessage("Opens Diadem Calculator config menu")]
        public void Settings(string command, string args)
        {
            Chat.Print(ClientState.TerritoryType.ToString());
            configOpened = !configOpened;
        }

        protected virtual void Dispose(bool disposing)
        {
            if (!disposing) return;

            this.commandManager.Dispose();

            PluginInterface.SavePluginConfig(this.config);
            PluginInterface.UiBuilder.Draw -= this.Draw;
        }

        public void Draw()
        {
            if (configOpened)
                DrawConfig();

            if (config.ShowOutsideFirmamentAndDiadem || (ClientState.TerritoryType == TerritoryFirmament || ClientState.TerritoryType == TerritoryDiadem))
                DrawStats();
        }

        void DrawStats()
        {
            ImGui.SetNextWindowPos(new Vector2(350, 185), ImGuiCond.FirstUseEver);
            ImGui.SetNextWindowBgAlpha(config.BackgroundAlpha);

            var flags = ImGuiWindowFlags.NoTitleBar | ImGuiWindowFlags.AlwaysAutoResize | ImGuiWindowFlags.NoScrollbar;
            if (config.LockWindow)
                flags |= ImGuiWindowFlags.NoMouseInputs | ImGuiWindowFlags.NoInputs;

            ImGui.Begin("DiademInspector", flags);

            if ((DateTime.Now - lastUpdate).TotalMilliseconds > 50)
            {
                switch (updatePresetIndex)
                {
                    case 0:
                        CalculatePoints(_minerPreset, out minPoints, out minScrips, out minPpp);
                        break;
                    case 1:
                        CalculatePoints(_botanistPreset, out btnPoints, out btnScrips, out btnPpp);
                        break;
                    case 2:
                        CalculatePoints(_fisherPreset, out fshPoints, out fshScrips, out fshPpp);
                        break;
                }

                updatePresetIndex++;
                if (updatePresetIndex > 2)
                    updatePresetIndex = 0;

                lastUpdate = DateTime.Now;
            }

            if (minPoints != 0 || !string.IsNullOrEmpty(minPpp))
            {
                DrawIcon(iconsManager.GetIcon(IconMIN));
                DrawPoints(minPoints, minPpp);
            }

            if (btnPoints != 0 || !string.IsNullOrEmpty(btnPpp))
            {
                DrawIcon(iconsManager.GetIcon(IconBTN));
                DrawPoints(btnPoints, btnPpp);
            }

            if (fshPoints != 0 || !string.IsNullOrEmpty(fshPpp))
            {
                DrawIcon(iconsManager.GetIcon(IconFSH));
                DrawPoints(fshPoints, fshPpp);
            }

            if (minScrips + btnScrips + fshScrips > 0)
            {
                DrawIcon(iconsManager.GetIcon(IconScrip));
                DrawPoints(minScrips + btnScrips + fshScrips, string.Empty);
            }

            ImGui.End();
        }

        void DrawIcon(TextureWrap iconTex)
        {
            if (iconTex == null)
                return;

            ImGui.Image(iconTex.ImGuiHandle, new Vector2(iconTex.Width, iconTex.Height));
        }

        void DrawPoints(int count, string ppp)
        {
            ImGui.SameLine();
            if (!string.IsNullOrEmpty(ppp))
                ppp = $"\n{ppp}";

            ImGui.Text($"{count:N0}{ppp}");
        }

        void DrawConfig()
        {
            ImGui.SetNextWindowPos(new Vector2(350, 185), ImGuiCond.FirstUseEver);
            ImGui.SetNextWindowSize(new Vector2(400, 145), ImGuiCond.Always);
            ImGui.SetNextWindowBgAlpha(1);
            ImGui.Begin("Diadem Calculator configuration", ImGuiWindowFlags.NoResize);

            ImGui.SliderFloat("Background Alpha", ref config.BackgroundAlpha, 0, 1);
            ImGui.Checkbox("Lock Window", ref config.LockWindow);
            ImGui.Checkbox("Show outside Firmament and Diadem", ref config.ShowOutsideFirmamentAndDiadem);

            if (ImGui.Button("Save and Close"))
            {
                config.Save();
                configOpened = false;
                ImGui.End();
                return;
            }

            ImGui.End();
        }

        void CalculatePoints(List<DiademResourceInfo> preset, out int points, out int scrips, out string pointsPerPhase)
        {
            points = scrips = 0;
            pointsPerPhase = string.Empty;

            var manager = InventoryManager.Instance();
            if (manager == null)
                return;

            Dictionary<int, int> ppp = new()
            {
                { 2, 0 },
                { 3, 0 },
                { 4, 0 },
            };

            foreach (var item in preset)
            {
                int count = manager->GetInventoryItemCount(item.Id, false, false, false) / item.Set;
                points += count * item.PointsReward;
                scrips += count * item.ScripsReward;

                if (item.Phase != -1)
                    ppp[item.Phase] += count * item.Set;
            }

            pointsPerPhase = string.Join("\n", ppp.Where(x => x.Value > 0).Select(x => $"P{x.Key}={x.Value:N0}"));
        }

        public void Dispose()
        {
            Dispose(true);
            GC.SuppressFinalize(this);
        }
    }
}