// Requires: WarMode
using static Oxide.Plugins.WarMode;

using Oxide.Plugins.WarModeMethods;
using Oxide.Game.Rust.Cui;
using System;
using Oxide.Core.Libraries.Covalence;
using System.Linq;
using System.Collections.Generic;

namespace Oxide.Plugins
{
    [Info("War Mode Rules UI", "mr01sam", "1.0.0")]
    [Description("Panel that will display the rules of their current WarMode mode to a player.")]
    public class WarModeRulesUI : CovalencePlugin
    {
        // UI SETTINGS
        private const float w = 650;
        private const float h = 500;
        private const float padding = 32;
        private const string titlecolor = "0.89804 0.86667 0.83529 ";
        private const string textcolor = "0.69804 0.66667 0.63529 1";
        private const string bgcolor = "0.08627 0.08627 0.08627 1";
        private const float panelimagesize = 64;
        private const float paneltitleheight = 32;
        private const float panelp = 32;
        private const float titleh = 48;
        private const float footerh = 48;
        private const float fadein = 0.3f;

        void OnServerInitialized()
        {
            if (!string.IsNullOrWhiteSpace(config.ChatCommand))
            {
                AddCovalenceCommand(config.ChatCommand, nameof(CmdRules));
            }
        }

        [Command("rules")]
        private void CmdRules(IPlayer player, string command, string[] args)
        {
            var basePlayer = player.Object as BasePlayer;
            if (basePlayer == null) { return; }
            ShowUI(basePlayer);
        }

        void Unload()
        {
        }

        public void ShowUI(BasePlayer basePlayer)
        {
            var mode = basePlayer.GetMode();
            var container = new CuiElementContainer();
            // Shadow
            container.Add(new CuiElement
            {
                Parent = "Overlay",
                Name = "wm.rules",
                Components =
                {
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 0",
                        AnchorMax = "1 1",
                        OffsetMin = "0 0",
                        OffsetMax = "0 0"
                    },
                    new CuiImageComponent
                    {
                        FadeIn = fadein,
                        Color = "0 0 0 0.95",
                        Material = "assets/content/ui/uibackgroundblur.mat"
                    }
                }
            });
            // Content
            container.Add(new CuiElement
            {
                Parent = "wm.rules",
                Name = "wm.rules.content",
                Components =
                {
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0.5 0.5",
                        AnchorMax = "0.5 0.5",
                        OffsetMin = $"{-w/2} {-h/2}",
                        OffsetMax = $"{w/2} {h/2}"
                    },
                    new CuiImageComponent
                    {
                        FadeIn = fadein,
                        Color = bgcolor,
                    },
                    new CuiNeedsCursorComponent(),
                    new CuiNeedsKeyboardComponent()
                }
            });
            // Content Effect
            container.Add(new CuiElement
            {
                Parent = "wm.rules.content",
                Name = "wm.rules.contenteffect",
                Components =
                {
                    new CuiImageComponent
                    {
                        FadeIn = fadein,
                        Color = "0.4 0.4 0.4 0.1",
                        Sprite = "assets/icons/square_gradient.png"
                    }
                }
            });
            // Title
            container.Add(new CuiElement
            {
                Parent = "wm.rules.content",
                Name = "wm.rules.title",
                Components =
                {
                    new CuiTextComponent
                    {
                        Text = Lang(basePlayer.UserIDString, "title", mode.ModeTitle(basePlayer.UserIDString)),
                        Color = textcolor,
                        FontSize = 20,
                        Align = UnityEngine.TextAnchor.MiddleCenter,
                        FadeIn = fadein,
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 1",
                        AnchorMax = "1 1",
                        OffsetMin = $"0 {-titleh}",
                        OffsetMax = $"0 0"
                    },
                }
            });
            // Footer
            var btnw = 100;
            var btnh = 40;
            container.Add(new CuiElement
            {
                Parent = "wm.rules.content",
                Name = "wm.rules.footer",
                Components =
                {
                    new CuiButtonComponent
                    {
                        FadeIn = fadein,
                        Color = "0.35490 0.40980 0.24510 1",
                        Close = "wm.rules"
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0.5 0",
                        AnchorMax = "0.5 0",
                        OffsetMin = $"{-btnw/2} {8}",
                        OffsetMax = $"{btnw/2} {8+btnh}"
                    },
                }
            });
            container.Add(new CuiElement
            {
                Parent = "wm.rules.footer",
                Components =
                {
                    new CuiTextComponent
                    {
                        FadeIn = fadein,
                        Text = Lang(basePlayer.UserIDString, "okay").ToUpper(),
                        Color = "0.76078 0.94510 0.41176 1",
                        Align = UnityEngine.TextAnchor.MiddleCenter,
                        FontSize = 18
                    }
                }
            });
            // Content
            var cpad = 8;
            container.Add(new CuiElement
            {
                Parent = "wm.rules.content",
                Name = "wm.rules.list",
                Components =
                {
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 0",
                        AnchorMax = "1 1",
                        OffsetMin = $"{cpad} {titleh+cpad}",
                        OffsetMax = $"{0} {-titleh}"
                    },
                    new CuiImageComponent
                    {
                        FadeIn = fadein,
                        Color = "0 0 0 0"
                    },
                    new CuiScrollViewComponent
                    {
                        Vertical = true,
                        Horizontal = false,
                        ScrollSensitivity = 20,
                        Elasticity = 0.1f,
                        VerticalScrollbar = new CuiScrollbar
                        {
                            //Invert = true
                        },
                        ContentTransform = new CuiRectTransform
                        {
                            AnchorMin = "0 -2",
                            AnchorMax = "1 0"
                        }
                    }
                }
            });

            // Panels
            // EDIT HERE
            var idx = 0;
            var attackedBy = WarMode.INSTANCE.Modes.Where(x => x.Value.CanAttack.Contains(mode.Name)).Select(x => x.Key).Distinct();
            CreatePanel(container,
                idx: idx,
                icon: "assets/icons/weapon.png",
                title: Lang(basePlayer.UserIDString, "attacking"),
                text1: !mode.CanAttack.Any() ? 
                    Lang(basePlayer.UserIDString, "can attack none") : 
                    Lang(basePlayer.UserIDString, "can attack", FormatGroups(basePlayer, mode.CanAttack)),
                text2: !attackedBy.Any() ? 
                    Lang(basePlayer.UserIDString, "can attack by none"): 
                    Lang(basePlayer.UserIDString, "can attack by", FormatGroups(basePlayer, attackedBy))
            );
            idx++;

            var raidedBy = WarMode.INSTANCE.Modes.Where(x => x.Value.CanRaid.Contains(mode.Name)).Select(x => x.Key).Distinct();
            CreatePanel(container,
                idx: idx,
                icon: "assets/icons/explosion_sprite.png",
                title: Lang(basePlayer.UserIDString, "raiding"),
                text1: !mode.CanRaid.Any() ?
                    Lang(basePlayer.UserIDString, "can raid none") :
                    Lang(basePlayer.UserIDString, "can raid", FormatGroups(basePlayer, mode.CanRaid)),
                text2: !raidedBy.Any() ?
                    Lang(basePlayer.UserIDString, "can raid by none") :
                    Lang(basePlayer.UserIDString, "can raid by", FormatGroups(basePlayer, raidedBy))
            );
            idx++;

            var lootedBy = WarMode.INSTANCE.Modes.Where(x => x.Value.CanLoot.Contains(mode.Name)).Select(x => x.Key).Distinct();
            CreatePanel(container,
                idx: idx,
                icon: "assets/icons/player_loot.png",
                title: Lang(basePlayer.UserIDString, "looting"),
                text1: !mode.CanLoot.Any() ?
                    Lang(basePlayer.UserIDString, "can loot none") :
                    Lang(basePlayer.UserIDString, "can loot", FormatGroups(basePlayer, mode.CanLoot)),
                text2: !lootedBy.Any() ?
                    Lang(basePlayer.UserIDString, "can loot by none") :
                    Lang(basePlayer.UserIDString, "can loot by", FormatGroups(basePlayer, lootedBy))
            );
            idx++;

            var targetBy = WarMode.INSTANCE.Modes.Where(x => x.Value.CanTargetWithTraps.Contains(mode.Name)).Select(x => x.Key).Distinct();
            CreatePanel(container,
                idx: idx,
                icon: "assets/icons/target.png",
                title: Lang(basePlayer.UserIDString, "trap targeting"),
                text1: !mode.CanTargetWithTraps.Any() ?
                    Lang(basePlayer.UserIDString, "can trap target none") :
                    Lang(basePlayer.UserIDString, "can trap target", FormatGroups(basePlayer, mode.CanTargetWithTraps)),
                text2: !lootedBy.Any() ?
                    Lang(basePlayer.UserIDString, "can trap target by none") :
                    Lang(basePlayer.UserIDString, "can trap target by", FormatGroups(basePlayer, lootedBy))
            );
            idx++;

            if (CONFIG.Settings.AllowVehicleModeOwnership)
            {
                var mountedVehicleBy = WarMode.INSTANCE.Modes.Where(x => x.Value.CanMountOwnedVehicles.Contains(mode.Name)).Select(x => x.Key).Distinct();
                CreatePanel(container,
                    idx: idx,
                    icon: "assets/icons/horse_ride" +
                    ".png",
                    title: Lang(basePlayer.UserIDString, "vehicle mounting"),
                    text1: !mode.CanMountOwnedVehicles.Any() ?
                        Lang(basePlayer.UserIDString, "can mount owned vehicles none") :
                        Lang(basePlayer.UserIDString, "can mount owned vehicles", FormatGroups(basePlayer, mode.CanMountOwnedVehicles)),
                    text2: !mountedVehicleBy.Any() ?
                        Lang(basePlayer.UserIDString, "can mount owned vehicles by none") :
                        Lang(basePlayer.UserIDString, "can mount owned vehicles by", FormatGroups(basePlayer, mountedVehicleBy))
                );
                idx++;

                var lootedVehicleBy = WarMode.INSTANCE.Modes.Where(x => x.Value.CanLootOwnedVehicles.Contains(mode.Name)).Select(x => x.Key).Distinct();
                CreatePanel(container,
                    idx: idx,
                    icon: "assets/icons/horse_ride" +
                    ".png",
                    title: Lang(basePlayer.UserIDString, "vehicle looting"),
                    text1: !mode.CanLootOwnedVehicles.Any() ?
                        Lang(basePlayer.UserIDString, "can loot owned vehicles none") :
                        Lang(basePlayer.UserIDString, "can loot owned vehicles", FormatGroups(basePlayer, mode.CanLootOwnedVehicles)),
                    text2: !lootedVehicleBy.Any() ?
                        Lang(basePlayer.UserIDString, "can loot owned vehicles by none") :
                        Lang(basePlayer.UserIDString, "can loot owned vehicles by", FormatGroups(basePlayer, lootedVehicleBy))
                );
                idx++;
            }

            CuiHelper.DestroyUi(basePlayer, "wm.rules");
            CuiHelper.AddUi(basePlayer, container);
        }

        private string FormatGroups(BasePlayer basePlayer, IEnumerable<string> groups)
        {
            return groups.Select(x => WarMode.INSTANCE.Modes.GetValueOrDefault(x)?.ModeTitle(basePlayer.UserIDString)).ToSentence();
        }

        private void CreatePanel(CuiElementContainer container, int idx, string icon, string title, string text1, string text2)
        {

            var panelid = $"wm.rules.panel.{idx}";
            var panelth = 24;

            var panelh = 120;
            var panelg = 8;

            var down = idx * (panelh + panelg);
            var panelp = 8;
            var txtp = 18;

            // Panel
            container.Add(new CuiElement
            {
                Parent = "wm.rules.list",
                Name = panelid,
                Components =
                {
                    new CuiImageComponent
                    {
                        FadeIn = fadein,
                        Color = "1 1 1 0.05",
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 1",
                        AnchorMax = "1 1",
                        OffsetMin = $"0 {-down-panelh}",
                        OffsetMax = $"{-24} {-down}"
                    },
                }
            });

            var iconw = 16;
            var iconp = 8;
            var icono = 1.5f;
            // Icon
            container.Add(new CuiElement
            {
                Parent = panelid,
                Components =
                {
                    new CuiImageComponent
                    {
                        Color = "1 0.82353 0.44706 1",
                        Sprite = icon,
                        FadeIn = fadein,
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 1",
                        AnchorMax = "0 1",
                        OffsetMin = $"{panelp} {-panelp-iconw-icono}",
                        OffsetMax = $"{panelp+iconw} {-panelp-icono}"
                    },
                }
            });


            // Title
            container.Add(new CuiElement
            {
                Parent = panelid,
                Components =
                {
                    new CuiTextComponent
                    {
                        Text = title.ToUpper(),
                        Color = "1 0.82353 0.44706 1",
                        FontSize = 18,
                        Align = UnityEngine.TextAnchor.UpperLeft,
                        FadeIn = fadein,
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 1",
                        AnchorMax = "1 1",
                        OffsetMin = $"{iconw + iconp + panelp} {-panelth-panelp}",
                        OffsetMax = $"{-panelp} {-panelp}"
                    },
                }
            });

            // Text1
            container.Add(new CuiElement
            {
                Parent = panelid,
                Components =
                {
                    new CuiTextComponent
                    {
                        Text = text1,
                        Color = textcolor,
                        FontSize = 14,
                        Align = UnityEngine.TextAnchor.UpperLeft,
                        FadeIn = fadein,
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 0.5",
                        AnchorMax = "1 1",
                        OffsetMin = $"{panelp} {0}",
                        OffsetMax = $"{-panelp} {-panelth-txtp}"
                    },
                }
            });

            // Text2
            container.Add(new CuiElement
            {
                Parent = panelid,
                Components =
                {
                    new CuiTextComponent
                    {
                        Text = text2,
                        Color = textcolor,
                        FontSize = 14,
                        Align = UnityEngine.TextAnchor.UpperLeft,
                        FadeIn = fadein,
                    },
                    new CuiRectTransformComponent
                    {
                        AnchorMin = "0 0",
                        AnchorMax = "1 0.5",
                        OffsetMin = $"{panelp} {0}",
                        OffsetMax = $"{-panelp} {-txtp}"
                    },
                }
            });
        }

        #region Localization
        protected override void LoadDefaultMessages()
        {
            // EDIT HERE
            lang.RegisterMessages(new Dictionary<string, string>
            {
                ["title"] = "You are in {0} mode",

                // Attacking
                ["attacking"] = "Attacking",
                ["can attack"] = "You can attack {0} players.",
                ["can attack none"] = "You cannot attack any players.",
                ["can attack by"] = "You can be attacked by {0} players.",
                ["can attack by none"] = "You cannot be attacked by any players.",
                // Raiding
                ["raiding"] = "Raiding",
                ["can raid"] = "You can raid bases owned by {0} players.",
                ["can raid none"] = "You cannot raid bases owned by any players.",
                ["can raid by"] = "Your bases can be raided by {0} players.",
                ["can raid by none"] = "Your bases can not be raided by any players.",
                // Loot
                ["looting"] = "Looting",
                ["can loot"] = "You can loot containers, corpses and bags owned by {0} players.",
                ["can loot none"] = "You cannot loot any containers, corpses or bags owned by any players.",
                ["can loot by"] = "Your containers, corpses and bags can be looted by {0} players.",
                ["can loot by none"] = "Your containers, corpses, and bags cannot be looted by any players.",
                // Traps
                ["trap targeting"] = "Trap Targeting",
                ["can trap target"] = "Traps and turrets that you place can be triggered by {0} players.",
                ["can trap target none"] = "Traps and turrets that you place cannot be triggered by any players.",
                ["can trap target by"] = "You will trigger traps and turrets placed by {0} players.",
                ["can trap target by none"] = "You will not trigger traps or turrets placed by any players.",
                // Vehicle Mounting
                ["vehicle mounting"] = "Owned Vehicle Mounting",
                ["can mount owned vehicles"] = "Vehicles that you own can be mounted by {0} players.",
                ["can mount owned vehicles none"] = "Vehicles that you own can only be mounted by your team members.",
                ["can mount owned vehicles by"] = "You can mount vehicles owned by {0} players.",
                ["can mount owned vehicles by none"] = "You can only mount vehicles that you or your team members own.",
                // Vehicle Looting
                ["vehicle looting"] = "Owned Vehicle Looting",
                ["can loot owned vehicles"] = "Vehicles that you own can be looted by {0} players.",
                ["can loot owned vehicles none"] = "Vehicles that you own can only be looted by your team members.",
                ["can loot owned vehicles by"] = "You can loot vehicles owned by {0} players.",
                ["can loot owned vehicles by none"] = "You can only loot vehicles that you or your team members own.",
                // MonumentOwner
                ["mo"] = "Monument Ownership",
                ["can mo"] = "You can enter monuments owned by {0} players.",
                ["can mo none"] = "You cannot enter monuments owned by any players.",
                ["can mo by"] = "Your monuments can be entered by {0} players.",
                ["can mo by none"] = "Your monuments cannot be entered by any players.",
                ["okay"] = "Okay"
            }, this);
        }

        private string Lang(string id, string key, params object[] args) => string.Format(lang.GetMessage(key, this, id), args);
        #endregion

        #region Config
        private Configuration config;
        private class Configuration
        {
            public string ChatCommand = "rules";
        }

        protected override void LoadConfig()
        {
            base.LoadConfig();
            try
            {
                config = Config.ReadObject<Configuration>();
                if (config == null) throw new Exception();
            }
            catch
            {
                PrintError("Your configuration file contains an error. Using default configuration values.");
                LoadDefaultConfig();
            }
            SaveConfig();
        }
        protected override void SaveConfig() => Config.WriteObject(config);
        protected override void LoadDefaultConfig() => config = new Configuration();
        #endregion
    }
}