Camas/mods/mobs/mob_npc.lua

-- Npc by TenPlus1
-- Modded by KaadmY
local S = minetest.get_translator("mobs")

local npc_types = {
   { "farmer", S("Farmer") },
   { "tavernkeeper", S("Tavern Keeper") },
   { "blacksmith", S("Blacksmith") },
   { "butcher", S("Butcher") },
}

for _, npc_type_table in pairs(npc_types) do
   local npc_type = npc_type_table[1]
   local npc_name = npc_type_table[2]
   mobs:register_mob(
      "mobs:npc_" .. npc_type,
      {
	 type = "npc",
	 passive = false,
	 collides_with_objects = false,
	 damage = 3,
	 attack_type = "dogfight",
	 attacks_monsters = true,
	 hp_min = 10,
	 hp_max = 20,
	 armor = 80,
	 collisionbox = {-0.35,-1.0,-0.35, 0.35,0.8,0.35},
	 visual = "mesh",
	 mesh = "mobs_npc.b3d",
	 drawtype = "front",
	 textures = {
	    {"mobs_npc1.png"},
	    {"mobs_npc2.png"},
	 },
	 makes_footstep_sound = true,
	 sounds = {},
	 walk_velocity = 2,
	 run_velocity = 3,
	 jump = true,
	 walk_chance = 50,
	 drops = {
	    {name = "default:planks_oak",
	     chance = 1, min = 1, max = 3},
	    {name = "default:apple",
	     chance = 2, min = 1, max = 2},
	    {name = "default:axe_stone",
	     chance = 5, min = 1, max = 1},
	 },
	 water_damage = 0,
	 lava_damage = 2,
	 light_damage = 0,
	 follow = "gold:ingot_gold",
	 view_range = 15,
	 owner = "",
	 order = "stand",
	 animation = {
	    speed_normal = 30,
	    speed_run = 30,
	    stand_start = 0,
	    stand_end = 79,
	    walk_start = 168,
	    walk_end = 187,
	    run_start = 168,
	    run_end = 187,
	    punch_start = 200,
	    punch_end = 219,
	 },
	 on_spawn = function(self)
            self.npc_type = npc_type
         end,
	 on_rightclick = function(self, clicker)
            local item = clicker:get_wielded_item()
            local name = clicker:get_player_name()

            -- Feed to heal npc

            if item:get_name() == "mobs:meat" or item:get_name() == "mobs:pork"
            or item:get_name() == "farming:bread" then

               local hp = self.object:get_hp()
               -- return if full health
               if hp >= self.hp_max then
                  minetest.chat_send_player(name, S("Villager is no longer hungry."))
                  return
               end

               hp = hp + 4
               if hp > self.hp_max then hp = self.hp_max end
               self.object:set_hp(hp)

               -- take item
               if not minetest.settings:get_bool("creative_mode") then
                  item:take_item()
                  clicker:set_wielded_item(item)
               end

               -- Right clicking with trading book trades, else changes order if tame
               -- Trading is done in the gold mod
            else
               -- If owner switch between follow and stand

               if not self.npc_trade then
                  self.npc_trade = util.choice_element(
                     gold.trades[self.npc_type], gold.pr)
               end

               if not gold.trade(self.npc_trade, self.npc_type, clicker) then
                  if self.owner and self.owner == clicker:get_player_name() then
                     if self.order == "follow" then
                        self.order = "stand"
                     else
                        self.order = "follow"
                     end
                  end
               end
            end

            mobs:feed_tame(self, clicker, 8, false)
         end,
   })

   mobs:register_egg("mobs:npc_" .. npc_type, npc_name, "mobs_npc_"..npc_type.."_inventory.png")
end