using System;
using Server.Engines.Harvest;
using Server.Targeting;

namespace Server.Items
{
  public class ProspectorsTool : BaseBashing, IUsesRemaining
  {
    private int m_UsesRemaining;

    [Constructible]
    public ProspectorsTool() : base(0xFB4)
    {
      Weight = 9.0;
      UsesRemaining = 50;
    }

    public ProspectorsTool(Serial serial) : base(serial)
    {
    }

    public override int LabelNumber => 1049065; // prospector's tool

    public override WeaponAbility PrimaryAbility => WeaponAbility.CrushingBlow;
    public override WeaponAbility SecondaryAbility => WeaponAbility.ShadowStrike;

    public override int AosStrengthReq => 40;
    public override int AosMinDamage => 13;
    public override int AosMaxDamage => 15;
    public override int AosSpeed => 33;

    public override int OldStrengthReq => 10;
    public override int OldMinDamage => 6;
    public override int OldMaxDamage => 8;
    public override int OldSpeed => 33;

    [CommandProperty(AccessLevel.GameMaster)]
    public int UsesRemaining
    {
      get => m_UsesRemaining;
      set
      {
        m_UsesRemaining = value;
        InvalidateProperties();
      }
    }

    bool IUsesRemaining.ShowUsesRemaining
    {
      get => true;
      set { }
    }

    public override void OnDoubleClick(Mobile from)
    {
      if (IsChildOf(from.Backpack) || Parent == from)
        from.Target = new InternalTarget(this);
      else
        from.SendLocalizedMessage(1042001); // That must be in your pack for you to use it.
    }

    public void Prospect(Mobile from, object toProspect)
    {
      if (!IsChildOf(from.Backpack) && Parent != from)
      {
        from.SendLocalizedMessage(1042001); // That must be in your pack for you to use it.
        return;
      }

      HarvestSystem system = Mining.System;

      if (!system.GetHarvestDetails(from, this, toProspect, out int tileID, out Map map, out Point3D loc))
      {
        from.SendLocalizedMessage(1049048); // You cannot use your prospector tool on that.
        return;
      }

      HarvestDefinition def = system.GetDefinition(tileID);

      if (def == null || def.Veins.Length <= 1)
      {
        from.SendLocalizedMessage(1049048); // You cannot use your prospector tool on that.
        return;
      }

      HarvestBank bank = def.GetBank(map, loc.X, loc.Y);

      if (bank == null)
      {
        from.SendLocalizedMessage(1049048); // You cannot use your prospector tool on that.
        return;
      }

      HarvestVein vein = bank.Vein, defaultVein = bank.DefaultVein;

      if (vein == null || defaultVein == null)
      {
        from.SendLocalizedMessage(1049048); // You cannot use your prospector tool on that.
        return;
      }

      if (vein != defaultVein)
      {
        from.SendLocalizedMessage(1049049); // That ore looks to be prospected already.
        return;
      }

      int veinIndex = Array.IndexOf(def.Veins, vein);

      if (veinIndex < 0)
      {
        from.SendLocalizedMessage(1049048); // You cannot use your prospector tool on that.
      }
      else if (veinIndex >= def.Veins.Length - 1)
      {
        from.SendLocalizedMessage(1049061); // You cannot improve valorite ore through prospecting.
      }
      else
      {
        bank.Vein = def.Veins[veinIndex + 1];
        from.SendLocalizedMessage(1049050 + veinIndex);

        --UsesRemaining;

        if (UsesRemaining <= 0)
        {
          from.SendLocalizedMessage(1049062); // You have used up your prospector's tool.
          Delete();
        }
      }
    }

    public override void Serialize(GenericWriter writer)
    {
      base.Serialize(writer);

      writer.Write(1); // version
      writer.Write(m_UsesRemaining);
    }

    public override void Deserialize(GenericReader reader)
    {
      base.Deserialize(reader);

      int version = reader.ReadInt();

      switch (version)
      {
        case 1:
        {
          m_UsesRemaining = reader.ReadInt();
          break;
        }
        case 0:
        {
          m_UsesRemaining = 50;
          break;
        }
      }
    }

    private class InternalTarget : Target
    {
      private ProspectorsTool m_Tool;

      public InternalTarget(ProspectorsTool tool) : base(2, true, TargetFlags.None)
      {
        m_Tool = tool;
      }

      protected override void OnTarget(Mobile from, object targeted)
      {
        m_Tool.Prospect(from, targeted);
      }
    }
  }
}