using System;
using System.Collections.Generic;
using CookingMod.Items;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Terraria;
using Terraria.ID;
using Terraria.ObjectData;
using Terraria.Localization;
using Terraria.ModLoader;
using Terraria.Utilities;

namespace CookingMod.NPCs
{
    public class Farmer : ModNPC
    {
        public override bool Autoload(ref string name) {
            name = "Farmer";
            return mod.Properties.Autoload;
        }

        public override void SetStaticDefaults() {
            Main.npcFrameCount[npc.type] = 25;
            NPCID.Sets.ExtraFramesCount[npc.type] = 9;
            NPCID.Sets.AttackFrameCount[npc.type] = 4;
            NPCID.Sets.DangerDetectRange[npc.type] = 700;
            NPCID.Sets.AttackType[npc.type] = 2;
            NPCID.Sets.AttackTime[npc.type] = 8;
            NPCID.Sets.AttackAverageChance[npc.type] = 30;
            NPCID.Sets.HatOffsetY[npc.type] = 4;
        }

        public override void SetDefaults() {
            npc.townNPC = true;
            npc.friendly = true;
            npc.width = 18;
            npc.height = 40;
            npc.aiStyle = 7;
            npc.damage = 10;
            npc.defense = 15;
            npc.lifeMax = 250;
            npc.HitSound = SoundID.NPCHit1;
            npc.DeathSound = SoundID.NPCDeath1;
            npc.knockBackResist = 0.5f;
            animationType = NPCID.Merchant;
            TileObjectData.newTile.CopyFrom(TileObjectData.StyleAlch);
        }

        public override void HitEffect(int hitDirection, double damage) {
            int num = npc.life > 0 ? 1 : 5;
        }

        public override bool CanTownNPCSpawn(int numTownNPCs, int money) {
            for (int k = 0; k < 255; k++) {
                Player player = Main.player[k];
                if (!player.active) {
                    continue;
                }

                foreach (Item item in player.inventory) {
                    if (item.type == mod.ItemType("EssenceOfCreature")) {
                        return true;
                    }
                }
            }
            return false;
        }

        public override string TownNPCName() {
            switch (WorldGen.genRand.Next(5)) {
                case 0:
                    return "Hickory";
                case 1:
                    return "Richard";
                case 2:
                    return "Carl";
                case 3:
                    return "Billy";
                default:
                    return "Ferdinand";
            }
        }

        public override void FindFrame(int frameHeight) {
            /*npc.frame.Width = 40;
            if (((int)Main.time / 10) % 2 == 0)
            {
                npc.frame.X = 40;
            }
            else
            {
                npc.frame.X = 0;
            }*/
        }

        public override string GetChat()
        {
            WeightedRandom<string> chat = new WeightedRandom<string>();
            int partyGirl = NPC.FindFirstNPC(NPCID.PartyGirl);
            if (partyGirl >= 0 && Main.rand.NextBool(4))
            {
                chat.Add("Can you remind " + Main.npc[partyGirl].GivenName + " that she still has my shotgun?");
            }
            if (Main.)
            chat.Add("I'm pretty sure my cows keep escaping.");
            chat.Add("Make it snappy. I've got work to do.");
            chat.Add("I've heard legend of a gaint cow that's turned carnivore. Or maybe I saw it.. I can't remember");
            chat.Add("Oh good, a sl... I mean worker. Grab a shovel and start helping.");
            chat.Add("Where are you going with that money? Come and give me some of that!", 0.1);
            return chat; // chat is implicitly cast to a string. You can also do "return chat.Get();" if that makes you feel better
        }

        public override void SetChatButtons(ref string button, ref string button2) {
            button = Language.GetTextValue("LegacyInterface.28");
            button2 = "Animals";
        }

        public override void OnChatButtonClicked(bool firstButton, ref bool shop) {
            if (firstButton) {
                shop = true;
            }
            else {
                string[] animalCoins = new string[] {"Cow"};
                List<string> avAnimals = new List<string>();
                for(int a = 0; a < animalCoins.Length; a++){
                    if (Main.LocalPlayer.HasItem(mod.ItemType(animalCoins[a] + "Coin"))) avAnimals.Add(animalCoins[a]);
                }
                if (avAnimals.Count > 0){
                    var animal = Main.rand.Next(avAnimals.Count);
                    var animalName = avAnimals[animal];
                    Main.LocalPlayer.inventory[Main.LocalPlayer.FindItem(mod.ItemType(animalName + "Coin"))].TurnToAir();
                    Main.npcChatText = "I spawned a " + (animalName.ToLower()) + " for a " + animalName.ToLower() + " coin!";
                    NPC.NewNPC((int)npc.Left.X, (int)npc.Bottom.Y, mod.NPCType(animalName));
                }
                else {
                    Main.npcChatText = "If you have animal coins, I can spawn that animal for you.";
                }
            }
        }

        public override void SetupShop(Chest shop, ref int nextSlot) {
            shop.item[nextSlot].SetDefaults(mod.ItemType("CocoaSeeds"));
            nextSlot++;
            shop.item[nextSlot].SetDefaults(ItemID.Sickle);
            nextSlot++;
        }

        public override void TownNPCAttackStrength(ref int damage, ref float knockback) {
            damage = 20;
            knockback = 4f;
        }

        public override void TownNPCAttackCooldown(ref int cooldown, ref int randExtraCooldown) {
            cooldown = 30;
            randExtraCooldown = 30;
        }

        public override void TownNPCAttackProj(ref int projType, ref int attackDelay) {
            projType = 93;
            attackDelay = 1;
        }

        public override void TownNPCAttackProjSpeed(ref float multiplier, ref float gravityCorrection, ref float randomOffset) {
            multiplier = 12f;
            randomOffset = 2f;
        }
    }
}