using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using SOTF_Struct.Generic;

namespace SOTF_Struct.Data {

    public class PlayerInventory_QuickSelect {
        public string Version { get; set; }
        public List<PlayerInventory_Slot> Slots { get; set; }
    }

    public class PlayerInventory {
        public string Version { get; set; }
        public PlayerInventory_QuickSelect QuickSelect { get; set; }

        public List<PlayerInventory_Equiped> EquippedItems { get; set; }
        public ItemInstance ItemInstanceManagerData { get; set; }

        public bool HasItem(int ItemID) {
            if (ItemInstanceManagerData == null)
                return false;
            if (ItemInstanceManagerData.ItemBlocks == null)
                return false;
            if (ItemInstanceManagerData.ItemBlocks.Count == 0)
                return false;
            foreach (ItemBlock itm in ItemInstanceManagerData.ItemBlocks) if (itm.ItemId == ItemID)
                    return itm.TotalCount > 0;
            return false;
        }

        public bool HasItem(int[] ItemID) {
            if (ItemID.Length == 0) return false;
            if (ItemInstanceManagerData == null)
                return false;
            if (ItemInstanceManagerData.ItemBlocks == null)
                return false;
            if (ItemInstanceManagerData.ItemBlocks.Count == 0)
                return false;
            foreach (ItemBlock itm in ItemInstanceManagerData.ItemBlocks) if (ItemID.Contains(itm.ItemId))
                    return itm.TotalCount > 0;
            return false;
        }

        public bool HasItem(List<int> ItemID) {
            if (ItemID.Count == 0) return false;
            if (ItemInstanceManagerData == null)
                return false;
            if (ItemInstanceManagerData.ItemBlocks == null)
                return false;
            if (ItemInstanceManagerData.ItemBlocks.Count == 0)
                return false;
            foreach (ItemBlock itm in ItemInstanceManagerData.ItemBlocks) if (ItemID.Contains(itm.ItemId))
                    return itm.TotalCount > 0;
            return false;
        }

        public int GetItemCount(int ItemID) {
            if (ItemInstanceManagerData == null)
                return 0;
            if (ItemInstanceManagerData.ItemBlocks == null)
                return 0;
            if (ItemInstanceManagerData.ItemBlocks.Count == 0)
                return 0;
            foreach (ItemBlock itm in ItemInstanceManagerData.ItemBlocks) if (itm.ItemId == ItemID)
                    return itm.TotalCount;
            return 0;
        }

        public void RemoveItem(int ItemID) {
            for (int i = ItemInstanceManagerData.ItemBlocks.Count()-1; i >= 0; i--)
                if (ItemInstanceManagerData.ItemBlocks[i].ItemId == ItemID)
                    ItemInstanceManagerData.ItemBlocks.RemoveAt(i);
        }

        public void RemoveItem(int[] ItemID) {
            for (int i = ItemInstanceManagerData.ItemBlocks.Count() - 1; i >= 0; i--)
                if (ItemID.Contains(ItemInstanceManagerData.ItemBlocks[i].ItemId))
                    ItemInstanceManagerData.ItemBlocks.RemoveAt(i);
        }

        public void RemoveItem(List<int> ItemID) {
            for (int i = ItemInstanceManagerData.ItemBlocks.Count() - 1; i >= 0; i--)
                if (ItemID.Contains(ItemInstanceManagerData.ItemBlocks[i].ItemId))
                    ItemInstanceManagerData.ItemBlocks.RemoveAt(i);
        }

        public void AddItem(int ItemID, Module[] Modules) {
            AddItem(ItemID, 1, Modules);
        }
        public void AddItem(int ItemID, int[] Modules) {
            AddItem(ItemID, 1, Modules);
        }
        public void AddItem(int ItemID, int Count, Module[] Modules) {
            System.Diagnostics.Debug.WriteLine("AddItem(" + ItemID.ToString() + ", " + Count.ToString() + ", Module[" + (Modules == null ? "null" : Modules.Length) + "])");
            for (int i = 0, c = ItemInstanceManagerData.ItemBlocks.Count(); i < c; i++) if (ItemInstanceManagerData.ItemBlocks[i].ItemId == ItemID) {
                    System.Diagnostics.Debug.WriteLine("- Item Found, Count: " + ItemInstanceManagerData.ItemBlocks[i].TotalCount);
                    if (Modules != null && Modules.Length > 0) if (ItemInstanceManagerData.ItemBlocks[i].TotalCount > Count) {
                            // remove some slots of this item
                            System.Diagnostics.Debug.WriteLine("- Remove " + (ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count - Count).ToString() + " Items");
                            for (int j = Count; j < ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count; j++)
                                if (ItemInstanceManagerData.ItemBlocks[i].UniqueItems[j] != null) ItemInstanceManagerData.ItemBlocks[i].UniqueItems.RemoveAt(j);
                        } else if (ItemInstanceManagerData.ItemBlocks[i].TotalCount < Count) {
                            // Add some items
                            System.Diagnostics.Debug.WriteLine("- Add " + (Count - ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count).ToString() + " Items");
                            for (int j = ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count; j < Count; j++) {
                                UniqueItem u = new UniqueItem();
                                u.Modules.AddRange(Modules);
                                ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Add(u);
                            }
                        }
                    ItemInstanceManagerData.ItemBlocks[i].TotalCount = Count;
                    return;
                }
            System.Diagnostics.Debug.WriteLine("- Add New");
            ItemBlock blk = new ItemBlock();
            blk.ItemId = ItemID;
            blk.TotalCount = Count;
            blk.UniqueItems = new List<UniqueItem>();
            if (Modules != null && Modules.Length > 0)
                for (int i = 0; i < blk.TotalCount; i++) {
                    UniqueItem u = new UniqueItem();
                    u.Modules.AddRange(Modules);
                    blk.UniqueItems.Add(u);
                }
            ItemInstanceManagerData.ItemBlocks.Add(blk);
        }
        public void AddItem(int ItemID, int Count, int[] Modules) {
            /*for (int i = 0, c = this.ItemInstanceManagerData.ItemBlocks.Count(); i < c; i++) {
                if (this.ItemInstanceManagerData.ItemBlocks[i].ItemId == ItemID) {
                    return;
                }
            }*/
            System.Diagnostics.Debug.WriteLine("AddItem(" + ItemID.ToString() + ", " + Count.ToString() + ", int[" + (Modules == null ? "null" : Modules.Length) + "])");
            for (int i = 0, c = ItemInstanceManagerData.ItemBlocks.Count(); i < c; i++) if (ItemInstanceManagerData.ItemBlocks[i].ItemId == ItemID) {
                    System.Diagnostics.Debug.WriteLine("- Item Found, Count: " + ItemInstanceManagerData.ItemBlocks[i].TotalCount);
                    if (Modules != null && Modules.Length > 0) if (ItemInstanceManagerData.ItemBlocks[i].TotalCount > Count) {
                            // remove some slots of this item
                            System.Diagnostics.Debug.WriteLine("- Remove " + (ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count - Count).ToString() + " Items");
                            for (int j = Count; j < ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count; j++)
                                if (ItemInstanceManagerData.ItemBlocks[i].UniqueItems[j] != null) ItemInstanceManagerData.ItemBlocks[i].UniqueItems.RemoveAt(j);
                        } else if (ItemInstanceManagerData.ItemBlocks[i].TotalCount < Count) {
                            // Add some items
                            System.Diagnostics.Debug.WriteLine("- Add " + (Count - ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count).ToString() + " Items");
                            for (int j = ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Count; j < Count; j++) {
                                UniqueItem u = new UniqueItem();
                                for (int k = 0; k < Modules.Length; k++) if (Modules[k] == 0)
                                        u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_0));
                                    else if (Modules[k] == 1)
                                        System.Diagnostics.Debug.WriteLine("Module_1 not defined for Item: " + ItemID);
                                    //u.Modules.Add(SOTFSave.Module.CreateModule(Module.eModuleType.Module_1));
                                    else if (Modules[k] == 2)
                                        u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_2));
                                    else if (Modules[k] == 3)
                                        u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_3));
                                    else if (Modules[k] == 4)
                                        u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_4));
                                    else if (Modules[k] == 5)
                                        System.Diagnostics.Debug.WriteLine("Module_5 not defined for Item: " + ItemID);
                                    //u.Modules.Add(SOTFSave.Module.CreateModule(Module.eModuleType.Module_5));
                                    else if (Modules[k] == 6)
                                        u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_6));
                                    else if (Modules[k] == 7)
                                        u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_7));
                                ItemInstanceManagerData.ItemBlocks[i].UniqueItems.Add(u);
                            }
                        }
                    ItemInstanceManagerData.ItemBlocks[i].TotalCount = Count;
                    return;
                }
            System.Diagnostics.Debug.WriteLine("- Add New");
            ItemBlock blk = new ItemBlock();
            blk.ItemId = ItemID;
            blk.TotalCount = Count;
            blk.UniqueItems = new List<UniqueItem>();
            if (Modules != null && Modules.Length > 0)
                for (int i = 0; i < blk.TotalCount; i++) {
                    UniqueItem u = new UniqueItem();
                    for (int j = 0; j < Modules.Length; j++) if (Modules[j] == 0)
                            u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_0));
                        else if (Modules[j] == 1)
                            System.Diagnostics.Debug.WriteLine("Module_1 not defined for Item: " + ItemID);
                        //u.Modules.Add(SOTFSave.Module.CreateModule(Module.eModuleType.Module_1));
                        else if (Modules[j] == 2)
                            u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_2));
                        else if (Modules[j] == 3)
                            u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_3));
                        else if (Modules[j] == 4)
                            u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_4));
                        else if (Modules[j] == 5)
                            System.Diagnostics.Debug.WriteLine("Module_5 not defined for Item: " + ItemID);
                        //u.Modules.Add(SOTFSave.Module.CreateModule(Module.eModuleType.Module_5));
                        else if (Modules[j] == 6)
                            u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_6));
                        else if (Modules[j] == 7)
                            u.Modules.Add(Module.CreateModule(Module.eModuleType.Module_7));
                    blk.UniqueItems.Add(u);
                }
            ItemInstanceManagerData.ItemBlocks.Add(blk);
        }
    }
}