Implement Refinery UI

Signed-off-by: Ibrahim Zidan <brahem@aotsw.com>

15 files changed, 719 insertions, 7 deletions

diff --git a/src/common/mmo.h b/src/common/mmo.h
index aafa54008..eb74d62b3 100644
--- a/src/common/mmo.h
+++ b/src/common/mmo.h
@@ -1366,6 +1366,10 @@ enum questinfo_type {
 #define MAX_ITEMLIST MAX_STORAGE
 #endif
 
+#ifndef MAX_REFINE_REQUIREMENTS
+	#define MAX_REFINE_REQUIREMENTS 4
+#endif
+
 // sanity checks...
 #if MAX_ZENY > INT_MAX
 #error MAX_ZENY is too big
@@ -1379,4 +1383,8 @@ enum questinfo_type {
 #error MAX_SKILL has been replaced by MAX_SKILL_DB. Please update your custom definitions.
 #endif
 
+#if MAX_REFINE_REQUIREMENTS > 4
+#error MAX_REFINE_REQUIREMENTS is bigger than allowed, this is a hardcoded limit in the client
+#endif
+
 #endif /* COMMON_MMO_H */
diff --git a/src/map/atcommand.c b/src/map/atcommand.c
index e97822e69..09303912b 100644
--- a/src/map/atcommand.c
+++ b/src/map/atcommand.c
@@ -9829,6 +9829,22 @@ ACMD(camerainfo)
 	return true;
 }
 
+ACMD(refineryui)
+{
+#if PACKETVER_MAIN_NUM >= 20161005 || PACKETVER_RE_NUM >= 20161005 || defined(PACKETVER_ZERO)
+	if (battle_config.enable_refinery_ui == 0) {
+		clif->message(fd, msg_fd(fd, 453));
+		return false;
+	}
+
+	clif->OpenRefineryUI(sd);
+	return true;
+#else
+	clif->message(fd, msg_fd(fd, 453));
+	return false;
+#endif
+}
+
 /**
  * Fills the reference of available commands in atcommand DBMap
  **/
@@ -10112,6 +10128,7 @@ static void atcommand_basecommands(void)
 		ACMD_DEF(reloadclans),
 		ACMD_DEF(setzone),
 		ACMD_DEF(camerainfo),
+		ACMD_DEF(refineryui),
 	};
 	int i;
 
diff --git a/src/map/battle.c b/src/map/battle.c
index b06de267d..2f33e2ea9 100644
--- a/src/map/battle.c
+++ b/src/map/battle.c
@@ -7419,6 +7419,8 @@ static const struct battle_data {
 	{ "ping_time",                          &battle_config.ping_time,                       20,     0,      99999999,       },
 	{ "option_drop_max_loop",               &battle_config.option_drop_max_loop,            10,     1,      100000,         },
 	{ "drop_connection_on_quit",            &battle_config.drop_connection_on_quit,         0,      0,      1,              },
+	{"features/enable_refinery_ui",         &battle_config.enable_refinery_ui,              1,      0,      1,              },
+	{"features/replace_refine_npcs",        &battle_config.replace_refine_npcs,             1,      0,      1,              },
 };
 
 static bool battle_set_value_sub(int index, int value)
@@ -7544,6 +7546,18 @@ static void battle_adjust_conf(void)
 	}
 #endif
 
+#if !(PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO))
+	if (battle_config.enable_refinery_ui == 1) {
+		ShowWarning("conf/map/battle/feature.conf refinery ui is enabled but it requires PACKETVER 2016-11-09 RagexeRE/2016-11-30 Ragexe or newer, disabling...\n");
+		battle_config.enable_refinery_ui = 0;
+	}
+
+	if (battle_config.replace_refine_npcs == 1) {
+		ShowWarning("conf/map/battle/feature.conf replace refine npcs is enabled but it requires PACKETVER 2016-11-09 RagexeRE/2016-11-30 Ragexe or newer, disabling...\n");
+		battle_config.replace_refine_npcs = 0;
+	}
+#endif
+
 #ifndef CELL_NOSTACK
 	if (battle_config.custom_cell_stack_limit != 1)
 		ShowWarning("Battle setting 'custom_cell_stack_limit' takes no effect as this server was compiled without Cell Stack Limit support.\n");
diff --git a/src/map/battle.h b/src/map/battle.h
index 8743274ee..1640a4e7f 100644
--- a/src/map/battle.h
+++ b/src/map/battle.h
@@ -587,6 +587,8 @@ struct Battle_Config {
 	int option_drop_max_loop;
 
 	int drop_connection_on_quit;
+	int enable_refinery_ui;
+	int replace_refine_npcs;
 };
 
 /* criteria for battle_config.idletime_critera */
diff --git a/src/map/clif.c b/src/map/clif.c
index 299c69a1c..b8a54166a 100644
--- a/src/map/clif.c
+++ b/src/map/clif.c
@@ -49,6 +49,7 @@
 #include "map/pet.h"
 #include "map/quest.h"
 #include "map/rodex.h"
+#include "map/refine.h"
 #include "map/script.h"
 #include "map/skill.h"
 #include "map/status.h"
@@ -22492,6 +22493,87 @@ static void clif_parse_ResetCooldown(int fd, struct map_session_data *sd)
 	atcommand->exec(fd, sd, cmd, true);
 }
 
+static void clif_OpenRefineryUI(struct map_session_data *sd)
+{
+#if PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO)
+	nullpo_retv(sd);
+
+	if (battle_config.enable_refinery_ui == 0)
+		return;
+
+	struct PACKET_ZC_REFINE_OPEN_WINDOW p;
+	p.packetType = HEADER_ZC_REFINE_OPEN_WINDOW;
+	clif->send(&p, sizeof(p), &sd->bl, SELF);
+
+	sd->state.refine_ui = 1;
+#endif
+}
+
+static void clif_parse_AddItemRefineryUI(int fd, struct map_session_data *sd) __attribute__((nonnull(2)));
+static void clif_parse_AddItemRefineryUI(int fd, struct map_session_data *sd)
+{
+#if PACKETVER_MAIN_NUM >= 20161005 || PACKETVER_RE_NUM >= 20161005 || defined(PACKETVER_ZERO)
+	if (battle_config.enable_refinery_ui == 0)
+		return;
+
+	const struct PACKET_CZ_REFINE_ADD_ITEM *p = RFIFO2PTR(fd);
+	refine->refinery_add_item(sd, p->index - 2);
+#endif
+}
+
+static void clif_AddItemRefineryUIAck(struct map_session_data *sd, int item_index, struct s_refine_requirement *req)
+{
+#if PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO)
+	nullpo_retv(sd);
+	nullpo_retv(req);
+	Assert_retv(item_index >= 0 && item_index < sd->status.inventorySize);
+
+	if (battle_config.enable_refinery_ui == 0)
+		return;
+
+	char buf[sizeof(struct PACKET_ZC_REFINE_ADD_ITEM) + sizeof(struct PACKET_ZC_REFINE_ADD_ITEM_SUB) * MAX_REFINE_REQUIREMENTS];
+	struct PACKET_ZC_REFINE_ADD_ITEM *p = (struct PACKET_ZC_REFINE_ADD_ITEM *)buf;
+
+	p->packetType = HEADER_ZC_REFINE_ADD_ITEM;
+	p->packtLength = sizeof(*p) + sizeof(p->req[0]) * req->req_count;
+	p->itemIndex = item_index + 2;
+	p->blacksmithBlessing = req->blacksmith_blessing;
+
+	int weapon_level = itemdb_wlv(sd->status.inventory[item_index].nameid);
+	for (int i = 0; i < req->req_count; ++i) {
+		p->req[i].chance = refine->get_refine_chance(weapon_level, sd->status.inventory[item_index].refine, req->req[i].type);
+		p->req[i].itemId = req->req[i].nameid;
+		p->req[i].zeny = req->req[i].cost;
+	}
+
+	clif->send(p, p->packtLength, &sd->bl, SELF);
+#endif
+}
+
+static void clif_parse_RefineryUIRefine(int fd, struct map_session_data *sd) __attribute__((nonnull(2)));
+static void clif_parse_RefineryUIRefine(int fd, struct map_session_data *sd)
+{
+#if PACKETVER_MAIN_NUM >= 20161005 || PACKETVER_RE_NUM >= 20161005 || defined(PACKETVER_ZERO)
+	if (battle_config.enable_refinery_ui == 0)
+		return;
+
+	const struct PACKET_CZ_REFINE_ITEM_REQUEST *p = RFIFO2PTR(fd);
+	refine->refinery_refine_request(sd, p->index - 2, p->itemId, (p->blacksmithBlessing == 1) ? true : false);
+#endif
+}
+
+static void clif_parse_RefineryUIClose(int fd, struct map_session_data *sd) __attribute__((nonnull(2)));
+static void clif_parse_RefineryUIClose(int fd, struct map_session_data *sd)
+{
+#if PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO)
+	if (battle_config.enable_refinery_ui == 0)
+		return;
+
+	sd->state.refine_ui = 0;
+	return;
+#endif
+}
+
 /*==========================================
  * Main client packet processing function
  *------------------------------------------*/
@@ -23705,4 +23787,9 @@ void clif_defaults(void)
 	clif->pResetCooldown = clif_parse_ResetCooldown;
 	clif->loadConfirm = clif_loadConfirm;
 	clif->send_selforarea = clif_send_selforarea;
+	clif->OpenRefineryUI = clif_OpenRefineryUI;
+	clif->pAddItemRefineryUI = clif_parse_AddItemRefineryUI;
+	clif->AddItemRefineryUIAck = clif_AddItemRefineryUIAck;
+	clif->pRefineryUIClose = clif_parse_RefineryUIClose;
+	clif->pRefineryUIRefine = clif_parse_RefineryUIRefine;
 }
diff --git a/src/map/clif.h b/src/map/clif.h
index aaf053274..0515fbd05 100644
--- a/src/map/clif.h
+++ b/src/map/clif.h
@@ -55,6 +55,7 @@ struct skill_unit;
 struct unit_data;
 struct view_data;
 struct achievement_data; // map/achievement.h
+struct s_refine_requirement;
 
 enum clif_messages;
 enum rodex_add_item;
@@ -1611,6 +1612,11 @@ struct clif_interface {
 	void (*pResetCooldown) (int fd, struct map_session_data *sd);
 	void (*loadConfirm) (struct map_session_data *sd);
 	void (*send_selforarea) (int fd, struct block_list *bl, const void *buf, int len);
+	void (*OpenRefineryUI) (struct map_session_data *sd);
+	void (*pAddItemRefineryUI) (int fd, struct map_session_data *sd);
+	void (*AddItemRefineryUIAck) (struct map_session_data *sd, int item_index, struct s_refine_requirement *req);
+	void (*pRefineryUIClose) (int fd, struct map_session_data *sd);
+	void (*pRefineryUIRefine) (int fd, struct map_session_data *sd);
 };
 
 #ifdef HERCULES_CORE
diff --git a/src/map/itemdb.h b/src/map/itemdb.h
index 315787993..e032def0c 100644
--- a/src/map/itemdb.h
+++ b/src/map/itemdb.h
@@ -130,6 +130,7 @@ enum item_itemid {
 	ITEMID_INDIGO_PTS            = 6361,
 	ITEMID_YELLOW_WISH_PTS       = 6362,
 	ITEMID_LIME_GREEN_PTS        = 6363,
+	ITEMID_BLACKSMITH_BLESSING   = 6635,
 	ITEMID_STONE                 = 7049,
 	ITEMID_FIRE_BOTTLE           = 7135,
 	ITEMID_ACID_BOTTLE           = 7136,
diff --git a/src/map/map.c b/src/map/map.c
index d34d421d7..2b95ec27a 100644
--- a/src/map/map.c
+++ b/src/map/map.c
@@ -6409,6 +6409,7 @@ static void map_load_defaults(void)
 	npc_chat_defaults();
 	rodex_defaults();
 	stylist_defaults();
+	refine_defaults();
 }
 /**
  * --run-once handler
diff --git a/src/map/packets.h b/src/map/packets.h
index 99404cbe3..bffec4f43 100644
--- a/src/map/packets.h
+++ b/src/map/packets.h
@@ -1805,6 +1805,12 @@ packet(0x96e,clif->ackmergeitems);
 	packet(0x0a88,clif->pResetCooldown);
 #endif
 
+#if PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO)
+	packet(0x0aa1, clif->pAddItemRefineryUI);
+	packet(0x0aa3, clif->pRefineryUIRefine);
+	packet(0x0aa4, clif->pRefineryUIClose);
+#endif
+
 // 2017-02-28aRagexeRE
 #if PACKETVER >= 20170228
 // new packets
diff --git a/src/map/packets_struct.h b/src/map/packets_struct.h
index 45683596f..33b7759ce 100644
--- a/src/map/packets_struct.h
+++ b/src/map/packets_struct.h
@@ -3319,6 +3319,76 @@ struct PACKET_ZC_SE_PC_BUY_CASHITEM_RESULT {
 DEFINE_PACKET_HEADER(ZC_SE_PC_BUY_CASHITEM_RESULT, 0x0849);
 #endif
 
+#if PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO)
+struct PACKET_ZC_REFINE_OPEN_WINDOW {
+	int16 packetType;
+} __attribute__((packed));
+DEFINE_PACKET_HEADER(ZC_REFINE_OPEN_WINDOW, 0x0aa0);
+#endif
+
+#if PACKETVER_MAIN_NUM >= 20161005 || PACKETVER_RE_NUM >= 20161005 || defined(PACKETVER_ZERO)
+struct PACKET_CZ_REFINE_ADD_ITEM {
+	int16 packetType;
+	int16 index;
+};
+DEFINE_PACKET_HEADER(CZ_REFINE_ADD_ITEM, 0x0aa1);
+#endif
+
+#if PACKETVER_MAIN_NUM >= 20161130 || PACKETVER_RE_NUM >= 20161109 || defined(PACKETVER_ZERO)
+struct PACKET_ZC_REFINE_ADD_ITEM_SUB {
+#if PACKETVER_MAIN_NUM >= 20181121 || PACKETVER_RE_NUM >= 20180704 || PACKETVER_ZERO_NUM >= 20181114
+	uint32 itemId;
+#else
+	uint16 itemId;
+#endif
+	int8 chance;
+	int32 zeny;
+} __attribute__((packed));
+
+struct PACKET_ZC_REFINE_ADD_ITEM {
+	int16 packetType;
+	int16 packtLength;
+	int16 itemIndex;
+	int8 blacksmithBlessing;
+	struct PACKET_ZC_REFINE_ADD_ITEM_SUB req[];
+} __attribute__((packed));
+DEFINE_PACKET_HEADER(ZC_REFINE_ADD_ITEM, 0x0aa2);
+#endif
+
+#if PACKETVER_MAIN_NUM >= 20161005 || PACKETVER_RE_NUM >= 20161005 || defined(PACKETVER_ZERO)
+struct PACKET_CZ_REFINE_ITEM_REQUEST {
+	int16 packetType;
+	int16 index;
+#if PACKETVER_MAIN_NUM >= 20181121 || PACKETVER_RE_NUM >= 20180704 || PACKETVER_ZERO_NUM >= 20181114
+	uint32 itemId;
+#else
+	uint16 itemId;
+#endif
+	int8 blacksmithBlessing;
+} __attribute__((packed));
+DEFINE_PACKET_HEADER(CZ_REFINE_ITEM_REQUEST, 0x0aa3);
+
+struct PACKET_CZ_REFINE_WINDOW_CLOSE {
+	int16 packetType;
+} __attribute__((packed));
+DEFINE_PACKET_HEADER(CZ_REFINE_WINDOW_CLOSE, 0x0aa4);
+#endif
+
+#if PACKETVER_MAIN_NUM >= 20170906 || PACKETVER_RE_NUM >= 20170830 || defined(PACKETVER_ZERO)
+struct PACKET_ZC_REFINE_STATUS {
+	int16 packetType;
+	char name[NAME_LENGTH];
+#if PACKETVER_MAIN_NUM >= 20181121 || PACKETVER_RE_NUM >= 20180704 || PACKETVER_ZERO_NUM >= 20181114
+	uint32 itemId;
+#else
+	uint16 itemId;
+#endif
+	int8 refine_level;
+	int8 status;
+} __attribute__((packed));
+DEFINE_PACKET_HEADER(ZC_REFINE_STATUS, 0x0ada);
+#endif
+
 #if !defined(sun) && (!defined(__NETBSD__) || __NetBSD_Version__ >= 600000000) // NetBSD 5 and Solaris don't like pragma pack but accept the packed attribute
 #pragma pack(pop)
 #endif // not NetBSD < 6 / Solaris
diff --git a/src/map/pc.h b/src/map/pc.h
index b2069d4df..42c9d204e 100644
--- a/src/map/pc.h
+++ b/src/map/pc.h
@@ -237,6 +237,7 @@ struct map_session_data {
 		unsigned int standalone : 1;/* [Ind/Hercules <3] */
 		unsigned int loggingout : 1;
 		unsigned int warp_clean : 1;
+		unsigned int refine_ui : 1;
 	} state;
 	struct {
 		unsigned char no_weapon_damage, no_magic_damage, no_misc_damage;
@@ -660,10 +661,10 @@ END_ZEROED_BLOCK;
 #define pc_issit(sd)          ( (sd)->vd.dead_sit == 2 )
 #define pc_isidle(sd)         ( (sd)->chat_id != 0 || (sd)->state.vending || (sd)->state.buyingstore || DIFF_TICK(sockt->last_tick, (sd)->idletime) >= battle->bc->idle_no_share )
 #define pc_istrading(sd)      ( (sd)->npc_id || (sd)->state.vending || (sd)->state.buyingstore || (sd)->state.trading )
-#define pc_cant_act(sd)       ( (sd)->npc_id || (sd)->state.vending || (sd)->state.buyingstore || (sd)->chat_id != 0 || ((sd)->sc.opt1 && (sd)->sc.opt1 != OPT1_BURNING) || (sd)->state.trading || (sd)->state.storage_flag || (sd)->state.prevend )
+#define pc_cant_act(sd)       ( (sd)->npc_id || (sd)->state.vending || (sd)->state.buyingstore || (sd)->chat_id != 0 || ((sd)->sc.opt1 && (sd)->sc.opt1 != OPT1_BURNING) || (sd)->state.trading || (sd)->state.storage_flag || (sd)->state.prevend || (sd)->state.refine_ui == 1)
 
 /* equals pc_cant_act except it doesn't check for chat rooms */
-#define pc_cant_act2(sd)       ( (sd)->npc_id || (sd)->state.buyingstore || ((sd)->sc.opt1 && (sd)->sc.opt1 != OPT1_BURNING) || (sd)->state.trading || (sd)->state.storage_flag || (sd)->state.prevend )
+#define pc_cant_act2(sd)       ( (sd)->npc_id || (sd)->state.buyingstore || ((sd)->sc.opt1 && (sd)->sc.opt1 != OPT1_BURNING) || (sd)->state.trading || (sd)->state.storage_flag || (sd)->state.prevend || (sd)->state.refine_ui == 1)
 
 #define pc_setdir(sd,b,h)     ( (sd)->ud.dir = (b) ,(sd)->head_dir = (h) )
 #define pc_setchatid(sd,n)    ( (sd)->chat_id = (n) )
diff --git a/src/map/refine.c b/src/map/refine.c
index 5d0517d7d..96d37141d 100644
--- a/src/map/refine.c
+++ b/src/map/refine.c
@@ -22,14 +22,19 @@
 
 #include "refine.p.h"
 #include "common/cbasetypes.h"
-#include "common/mmo.h"
 #include "common/nullpo.h"
+#include "common/random.h"
 #include "common/showmsg.h"
 #include "common/strlib.h"
+#include "common/utils.h"
+#include "map/itemdb.h"
 #include "map/map.h"
+#include "map/pc.h"
+#include "map/script.h"
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
 
 /** @file
 * Implementation of the refine interface.
@@ -40,6 +45,151 @@ static struct refine_interface_private refine_p;
 static struct refine_interface_dbs refine_dbs;
 struct refine_interface *refine;
 
+/// @copydoc refine_interface::refinery_refine_request()
+static void refine_refinery_refine_request(struct map_session_data *sd, int item_index, int material_id, bool use_blacksmith_blessing)
+{
+	nullpo_retv(sd);
+
+	if (item_index < 0 || item_index >= sd->status.inventorySize)
+		return;
+
+	if (!refine->p->is_refinable(sd, item_index))
+		return;
+
+	int weapon_level = itemdb_wlv(sd->status.inventory[item_index].nameid),
+	refine_level = sd->status.inventory[item_index].refine,
+	i = 0;
+	const struct s_refine_requirement *req = &refine->p->dbs->refine_info[weapon_level].refine_requirements[refine_level];
+	ARR_FIND(0, req->req_count, i, req->req[i].nameid == material_id);
+
+	if (i == req->req_count)
+		return;
+
+	if (use_blacksmith_blessing && req->blacksmith_blessing == 0)
+		return;
+
+	if (sd->status.zeny < req->req[i].cost)
+		return;
+
+	if (use_blacksmith_blessing) {
+		int count = 0;
+		for (int k = 0; k < sd->status.inventorySize; ++k) {
+			if (sd->status.inventory[k].nameid == ITEMID_BLACKSMITH_BLESSING)
+				count += sd->status.inventory[k].amount;
+		}
+
+		if (count < req->blacksmith_blessing)
+			return;
+	}
+
+	int idx;
+	if ((idx = pc->search_inventory(sd, req->req[i].nameid)) == INDEX_NOT_FOUND)
+		return;
+
+	if (use_blacksmith_blessing) {
+		int amount = req->blacksmith_blessing;
+		for (int k = 0; k < sd->status.inventorySize; ++k) {
+			if (sd->status.inventory[k].nameid != ITEMID_BLACKSMITH_BLESSING)
+				continue;
+
+			int delamount = (amount < sd->status.inventory[k].amount) ? amount : sd->status.inventory[k].amount;
+			if (pc->delitem(sd, k, delamount, 0, DELITEM_NORMAL, LOG_TYPE_REFINE) != 0)
+				break;
+
+			amount -= delamount;
+			if (amount == 0)
+				break;
+		}
+	}
+
+	if (pc->delitem(sd, idx, 1, 0, DELITEM_NORMAL, LOG_TYPE_REFINE) != 0)
+		return;
+
+	if (pc->payzeny(sd, req->req[i].cost, LOG_TYPE_REFINE, NULL) != 0)
+		return;
+
+	int refine_chance = refine->get_refine_chance(weapon_level, refine_level, req->req[i].type);
+	if (rnd() % 100 >= refine_chance) {
+		clif->misceffect(&sd->bl, 2);
+
+		int failure_behabior = (use_blacksmith_blessing) ? REFINE_FAILURE_BEHAVIOR_KEEP : req->req[i].failure_behavior;
+		switch (failure_behabior) {
+		case REFINE_FAILURE_BEHAVIOR_KEEP:
+			clif->refine(sd->fd, 1, 0, sd->status.inventory[item_index].refine);
+			refine->refinery_add_item(sd, item_index);
+			break;
+		case REFINE_FAILURE_BEHAVIOR_DOWNGRADE:
+			sd->status.inventory[item_index].refine -= 1;
+			sd->status.inventory[item_index].refine = cap_value(sd->status.inventory[item_index].refine, 0, MAX_REFINE);
+			clif->refine(sd->fd, 2, item_index, sd->status.inventory[item_index].refine);
+			logs->pick_pc(sd, LOG_TYPE_REFINE, 1, &sd->status.inventory[item_index], sd->inventory_data[item_index]);
+			refine->refinery_add_item(sd, item_index);
+			break;
+		case REFINE_FAILURE_BEHAVIOR_DESTROY:
+		default:
+			clif->refine(sd->fd, 1, item_index, sd->status.inventory[item_index].refine);
+			pc->delitem(sd, item_index, 1, 0, DELITEM_FAILREFINE, LOG_TYPE_REFINE);
+			break;
+		}
+	} else {
+		sd->status.inventory[item_index].refine += 1;
+		sd->status.inventory[item_index].refine = cap_value(sd->status.inventory[item_index].refine, 0, MAX_REFINE);
+
+		clif->misceffect(&sd->bl, 3);
+		clif->refine(sd->fd, 0, item_index, sd->status.inventory[item_index].refine);
+		logs->pick_pc(sd, LOG_TYPE_REFINE, 1, &sd->status.inventory[item_index], sd->inventory_data[item_index]);
+		refine->refinery_add_item(sd, item_index);
+	}
+}
+
+/// @copydoc refine_interface::refinery_add_item()
+static void refine_refinery_add_item(struct map_session_data *sd, int item_index)
+{
+	nullpo_retv(sd);
+
+	if (item_index < 0 || item_index >= sd->status.inventorySize)
+		return;
+
+	if (!refine->p->is_refinable(sd, item_index))
+		return;
+	
+	int weapon_level = itemdb_wlv(sd->status.inventory[item_index].nameid);
+	int refine_level = sd->status.inventory[item_index].refine;
+	clif->AddItemRefineryUIAck(sd, item_index, &refine->p->dbs->refine_info[weapon_level].refine_requirements[refine_level]);
+}
+
+/// @copydoc refine_interface_private::is_refinable()
+static bool refine_is_refinable(struct map_session_data *sd, int item_index)
+{
+	nullpo_retr(false, sd);
+	Assert_retr(false, item_index >= 0 && item_index < sd->status.inventorySize);
+
+	if (sd->status.inventory[item_index].nameid == 0)
+		return false;
+
+	struct item_data *itd = itemdb->search(sd->status.inventory[item_index].nameid);
+
+	if (itd == &itemdb->dummy)
+		return false;
+
+	if (itd->type != IT_WEAPON && itd->type != IT_ARMOR)
+		return false;
+
+	if (itd->flag.no_refine == 1)
+		return false;
+
+	if (sd->status.inventory[item_index].identify == 0)
+		return false;
+
+	if (sd->status.inventory[item_index].refine >= MAX_REFINE || sd->status.inventory[item_index].expire_time > 0)
+		return false;
+
+	if ((sd->status.inventory[item_index].attribute & ATTR_BROKEN) != 0)
+		return false;
+
+	return true;
+}
+
 /// @copydoc refine_interface::get_randombonus_max()
 static int refine_get_randombonus_max(enum refine_type equipment_type, int refine_level)
 {
@@ -72,6 +222,221 @@ static int refine_get_refine_chance(enum refine_type wlv, int refine_level, enum
 	return refine->p->dbs->refine_info[wlv].chance[type][refine_level];
 }
 
+/// @copydoc refine_interface_private::failure_behavior_string2enum()
+static bool refine_failure_behavior_string2enum(const char *str, enum refine_ui_failure_behavior *result)
+{
+	nullpo_retr(false, str);
+	nullpo_retr(false, result);
+
+	if (strcasecmp(str, "Destroy") == 0)
+		*result = REFINE_FAILURE_BEHAVIOR_DESTROY;
+	else if (strcasecmp(str, "Keep") == 0)
+		*result = REFINE_FAILURE_BEHAVIOR_KEEP;
+	else if (strcasecmp(str, "Downgrade") == 0)
+		*result = REFINE_FAILURE_BEHAVIOR_DOWNGRADE;
+	else
+		return false;
+
+	return true;
+}
+
+/// @copydoc refine_interface_private::readdb_refinery_ui_settings_items()
+static bool refine_readdb_refinery_ui_settings_items(const struct config_setting_t *elem, struct s_refine_requirement *req, const char *name, const char *source)
+{
+	nullpo_retr(false, elem);
+	nullpo_retr(false, req);
+	nullpo_retr(false, name);
+	nullpo_retr(false, source);
+	Assert_retr(false, req->req_count < MAX_REFINE_REQUIREMENTS);
+
+	const char *aegis_name = config_setting_name(elem);
+	struct item_data *itd;
+
+	if ((itd = itemdb->search_name(aegis_name)) == NULL) {
+		ShowWarning("refine_readdb_requirements_items: Invalid item '%s' passed to requirements of '%s' in \"%s\" skipping...\n", aegis_name, name, source);
+		return false;
+	}
+
+	for (int i = 0; i < req->req_count; ++i) {
+		if (req->req[i].nameid == itd->nameid) {
+			ShowWarning("refine_readdb_requirements_items: Duplicated item '%s' passed to requirements of '%s' in \"%s\" skipping...\n", aegis_name, name, source);
+			return false;
+		}
+	}
+
+	const char *type_string = NULL;
+	if (libconfig->setting_lookup_string(elem, "Type", &type_string) == CONFIG_FALSE) {
+		ShowWarning("refine_readdb_requirements_items: no type passed to item '%s' of requirements of '%s' in \"%s\" skipping...\n", aegis_name, name, source);
+		return false;
+	}
+
+	int type;
+	if (!script->get_constant(type_string, &type)) {
+		ShowWarning("refine_readdb_requirements_items: invalid type '%s' passed to item '%s' of requirements of '%s' in \"%s\" skipping...\n", type_string, aegis_name, name, source);
+		return false;
+	}
+
+	int cost = 0;
+	if (libconfig->setting_lookup_int(elem, "Cost", &cost) == CONFIG_TRUE) {
+		if (cost < 1) {
+			ShowWarning("refine_readdb_requirements_items: invalid cost value %d passed to item '%s' of requirements of '%s' in \"%s\" defaulting to 0...\n", cost, aegis_name, name, source);
+			cost = 0;
+		}
+	}
+
+	enum refine_ui_failure_behavior behavior = REFINE_FAILURE_BEHAVIOR_DESTROY;
+	const char *behavior_string = NULL;
+	if (libconfig->setting_lookup_string(elem, "FailureBehavior", &behavior_string) != CONFIG_FALSE) {
+		if (!refine->p->failure_behavior_string2enum(behavior_string, &behavior)) {
+			ShowWarning("refine_readdb_requirements_items: invalid failure behavior value %s passed to item '%s' of requirements of '%s' in \"%s\" defaulting to 'Destroy'...\n", behavior_string, aegis_name, name, source);
+		}
+	}
+
+	req->req[req->req_count].nameid = itd->nameid;
+	req->req[req->req_count].type = type;
+	req->req[req->req_count].cost = cost;
+	req->req[req->req_count].failure_behavior = behavior;
+	req->req_count++;
+
+	return true;
+}
+
+/// @copydoc refine_interface_private::readdb_refinery_ui_settings_sub()
+static bool refine_readdb_refinery_ui_settings_sub(const struct config_setting_t *elem, int type, const char *name, const char *source)
+{
+	nullpo_retr(false, elem);
+	nullpo_retr(false, name);
+	nullpo_retr(false, source);
+	Assert_retr(0, type >= REFINE_TYPE_ARMOR && type < REFINE_TYPE_MAX);
+
+	struct config_setting_t *level_t;
+	bool levels[MAX_REFINE] = {0};
+
+	if ((level_t = libconfig->setting_get_member(elem, "Level")) == NULL) {
+		ShowWarning("refine_readdb_requirements_sub: a requirements element missing level field for entry '%s' in \"%s\" skipping...\n", name, source);
+		return false;
+	}
+
+	if (config_setting_is_scalar(level_t)) {
+		if (!config_setting_is_number(level_t)) {
+			ShowWarning("refine_readdb_requirements_sub: expected 'Level' field to be an integer '%s' in \"%s\" skipping...\n", name, source);
+			return false;
+		}
+
+		int refine_level = libconfig->setting_get_int(level_t);
+		if (refine_level < 1 || refine_level > MAX_REFINE) {
+			ShowWarning("refine_readdb_requirements_sub: Invalid 'Level' given value %d expected a value between %d and %d '%s' in \"%s\" skipping...\n", refine_level, 1, MAX_REFINE, name, source);
+			return false;
+		}
+
+		levels[refine_level - 1] = true;
+	} else if (config_setting_is_aggregate(level_t)) {
+		if (libconfig->setting_length(level_t) != 2) {
+			ShowWarning("refine_readdb_requirements_sub: invalid length for Level array, expected 2 found %d for entry '%s' in \"%s\" skipping...\n", libconfig->setting_length(level_t), name, source);
+			return false;
+		}
+
+		int levels_range[2];
+		const struct config_setting_t *level_entry = NULL;
+		int i = 0,
+			k = 0;
+		while ((level_entry = libconfig->setting_get_elem(level_t, i++)) != NULL) {
+			if (!config_setting_is_number(level_entry)) {
+				ShowWarning("refine_readdb_requirements_sub: expected 'Level' array field to be an integer '%s' in \"%s\" skipping...\n", name, source);
+				return false;
+			}
+
+			levels_range[k] = libconfig->setting_get_int(level_entry);
+			if (levels_range[k] < 1 || levels_range[k] > MAX_REFINE) {
+				ShowWarning("refine_readdb_requirements_sub: Invalid 'Level' given value %d expected a value between %d and %d in entry'%s' in \"%s\" skipping...\n", levels_range[k], 1, MAX_REFINE, name, source);
+				return false;
+			}
+
+			++k;
+		}
+
+		if (!(levels_range[0] < levels_range[1])) {
+			ShowWarning("refine_readdb_requirements_sub: Invalid 'Level' range was given low %d high %d in entry'%s' in \"%s\" skipping...\n", levels_range[0], levels_range[1], name, source);
+			return false;
+		}
+
+		for (i = levels_range[0] - 1; i < levels_range[1]; ++i) {
+			levels[i] = true;
+		}
+	}
+
+	struct s_refine_requirement req = {0};
+	if (libconfig->setting_lookup_int(elem, "BlacksmithBlessing", &req.blacksmith_blessing) == CONFIG_TRUE) {
+		if (req.blacksmith_blessing < 1 || req.blacksmith_blessing > INT8_MAX) {
+			ShowWarning("refine_readdb_requirements_sub: Invalid 'BlacksmithBlessing' amount was given value %d expected a value between %d and %d in entry'%s' in \"%s\" defaulting to 0...\n", req.blacksmith_blessing, 1, INT8_MAX, name, source);
+			req.blacksmith_blessing = 0;
+		}
+	}
+
+	struct config_setting_t *items_t;
+	if ((items_t = libconfig->setting_get_member(elem, "Items")) == NULL) {
+		ShowWarning("refine_readdb_requirements_sub: a requirements element missing Items element for entry '%s' in \"%s\" skipping...\n", name, source);
+		return false;
+	}
+
+	if (libconfig->setting_length(items_t) < 1) {
+		ShowWarning("refine_readdb_requirements_sub: an Items element containing no items passed for entry '%s' in \"%s\" skipping...\n", name, source);
+		return false;
+	}
+
+	int loaded_items = 0;
+	for (int i = 0; i < libconfig->setting_length(items_t); ++i) {
+		if (req.req_count >= MAX_REFINE_REQUIREMENTS) {
+			ShowWarning("refine_readdb_requirements_sub: Too many items passed to requirements maximum possible items is %d entry '%s' in \"%s\" skipping...\n", MAX_REFINE_REQUIREMENTS, name, source);
+			continue;
+		}
+
+		struct config_setting_t *item_t = libconfig->setting_get_elem(items_t, i);
+
+		if (!refine->p->readdb_refinery_ui_settings_items(item_t, &req, name, source))
+			continue;
+
+		loaded_items++;
+	}
+
+	if (loaded_items == 0) {
+		ShowWarning("refine_readdb_requirements_sub: no valid items for requirements is passed for entry '%s' in \"%s\" skipping...\n", name, source);
+		return false;
+	}
+
+	for (int i = 0; i < MAX_REFINE; ++i) {
+		if (!levels[i])
+			continue;
+
+		refine->p->dbs->refine_info[type].refine_requirements[i] = req;
+	}
+
+	return true;
+}
+
+/// @copydoc refine_interface_private::readdb_refinery_ui_settings()
+static int refine_readdb_refinery_ui_settings(const struct config_setting_t *r, int type, const char *name, const char *source)
+{
+	nullpo_retr(0, r);
+	nullpo_retr(0, name);
+	nullpo_retr(0, source);
+	Assert_retr(0, type >= REFINE_TYPE_ARMOR && type < REFINE_TYPE_MAX);
+
+	int i = 0;
+	const struct config_setting_t *elem = NULL;
+	while ((elem = libconfig->setting_get_elem(r, i++)) != NULL) {
+		refine->p->readdb_refinery_ui_settings_sub(elem, type, name, source);
+	}
+
+	int retval = 0;
+	for (i = 0; i < MAX_REFINE; ++i) {
+		if (refine->p->dbs->refine_info[type].refine_requirements[i].req_count > 0)
+			retval++;
+	}
+
+	return retval;
+}
+
 /// @copydoc refine_interface_private::readdb_refine_libconfig_sub()
 static int refine_readdb_refine_libconfig_sub(struct config_setting_t *r, const char *name, const char *source)
 {
@@ -92,6 +457,18 @@ static int refine_readdb_refine_libconfig_sub(struct config_setting_t *r, const
 		ShowError("status_readdb_refine_libconfig_sub: Out of range level for entry '%s' in \"%s\", skipping.\n", name, source);
 		return 0;
 	}
+
+	struct config_setting_t *refinery_ui_settings;
+	if ((refinery_ui_settings = libconfig->setting_get_member(r, "RefineryUISettings")) == NULL) {
+		ShowWarning("status_readdb_refine_libconfig_sub: Missing Requirements for entry '%s' in \"%s\", skipping.\n", name, source);
+		return 0;
+	}
+
+	if (refine->p->readdb_refinery_ui_settings(refinery_ui_settings, type, name, source) != MAX_REFINE) {
+		ShowWarning("status_readdb_refine_libconfig_sub: Not all refine levels have requrements entry for entry '%s' in \"%s\", skipping.\n", name, source);
+		return 0;
+	}
+
 	if (!libconfig->setting_lookup_int(r, "StatsPerLevel", &bonus_per_level)) {
 		ShowWarning("status_readdb_refine_libconfig_sub: Missing StatsPerLevel for entry '%s' in \"%s\", skipping.\n", name, source);
 		return 0;
@@ -191,6 +568,8 @@ static int refine_readdb_refine_libconfig_sub(struct config_setting_t *r, const
 /// @copydoc refine_interface_private::readdb_refine_libconfig()
 static int refine_readdb_refine_libconfig(const char *filename)
 {
+	nullpo_retr(0, filename);
+
 	bool duplicate[REFINE_TYPE_MAX];
 	struct config_t refine_db_conf;
 	struct config_setting_t *r;
@@ -244,9 +623,16 @@ void refine_defaults(void)
 
 	refine->p->readdb_refine_libconfig = refine_readdb_refine_libconfig;
 	refine->p->readdb_refine_libconfig_sub = refine_readdb_refine_libconfig_sub;
+	refine->p->failure_behavior_string2enum = refine_failure_behavior_string2enum;
+	refine->p->readdb_refinery_ui_settings_items = refine_readdb_refinery_ui_settings_items;
+	refine->p->readdb_refinery_ui_settings_sub = refine_readdb_refinery_ui_settings_sub;
+	refine->p->readdb_refinery_ui_settings = refine_readdb_refinery_ui_settings;
+	refine->p->is_refinable = refine_is_refinable;
 
 	refine->init = refine_init;
 	refine->final = refine_final;
+	refine->refinery_refine_request = refine_refinery_refine_request;
+	refine->refinery_add_item = refine_refinery_add_item;
 	refine->get_refine_chance = refine_get_refine_chance;
 	refine->get_bonus = refine_get_bonus;
 	refine->get_randombonus_max = refine_get_randombonus_max;
diff --git a/src/map/refine.h b/src/map/refine.h
index 850f6143a..100d2c6b2 100644
--- a/src/map/refine.h
+++ b/src/map/refine.h
@@ -25,6 +25,7 @@
  * Refine Interface.
  **/
 #include "common/hercules.h"
+#include "common/mmo.h"
 
 /* Defines */
 /**
@@ -60,6 +61,24 @@ enum refine_chance_type {
 	REFINE_CHANCE_TYPE_MAX
 };
 
+enum refine_ui_failure_behavior {
+	REFINE_FAILURE_BEHAVIOR_DESTROY,
+	REFINE_FAILURE_BEHAVIOR_KEEP,
+	REFINE_FAILURE_BEHAVIOR_DOWNGRADE
+};
+
+/* Structure */
+struct s_refine_requirement {
+	int blacksmith_blessing;
+	int req_count;
+	struct {
+		int nameid;
+		int cost;
+		enum refine_chance_type type;
+		enum refine_ui_failure_behavior failure_behavior;
+	} req[MAX_REFINE_REQUIREMENTS];
+};
+
 /**
  * Refine Interface
  **/
@@ -101,6 +120,22 @@ struct refine_interface {
 	* @return returns the bonus from refine db
 	**/
 	int(*get_randombonus_max) (enum refine_type equipment_type, int refine_level);
+
+	/**
+	 * Validates and send Item addition packet to the client for refinery UI
+	 * @param sd player session data.
+	 * @param item_index the requested item index in inventory.
+	 **/
+	void (*refinery_add_item) (struct map_session_data *sd, int item_index);
+
+	/**
+	 * Processes an refine request through Refinery UI
+	 * @param sd player session data
+	 * @param item_index the index of the requested item
+	 * @param material_id the refine material chosen by player
+	 * @param use_blacksmith_blessing sets either if blacksmith blessing is requested to be used or not
+	 **/
+	void (*refinery_refine_request) (struct map_session_data *sd, int item_index, int material_id, bool use_blacksmith_blessing);
 };
 
 #ifdef HERCULES_CORE
diff --git a/src/map/refine.p.h b/src/map/refine.p.h
index d47944315..e1a24f6b7 100644
--- a/src/map/refine.p.h
+++ b/src/map/refine.p.h
@@ -28,11 +28,11 @@
 #include "refine.h"
 #include "common/conf.h"
 
-/* Structures */
 struct s_refine_info {
-	int chance[REFINE_CHANCE_TYPE_MAX][MAX_REFINE]; // success chance
-	int bonus[MAX_REFINE];                          // cumulative fixed bonus damage
-	int randombonus_max[MAX_REFINE];                // cumulative maximum random bonus damage
+	int chance[REFINE_CHANCE_TYPE_MAX][MAX_REFINE]; //< success chance
+	int bonus[MAX_REFINE];                          //< cumulative fixed bonus damage
+	int randombonus_max[MAX_REFINE];                //< cumulative maximum random bonus damage
+	struct s_refine_requirement refine_requirements[MAX_REFINE]; //< The requirements used for refinery UI
 };
 
 struct refine_interface_dbs {
@@ -66,6 +66,64 @@ struct refine_interface_private {
 	 * @return The number of found entries.
 	 **/
 	int (*readdb_refine_libconfig) (const char *filename);
+
+	/**
+	 * Converts refine database failure behvaior string to enum refine_ui_failure_behavior
+	 * @param str the string to convert
+	 * @param result pointer to where the converted value will be held
+	 * @return true on success, false otherwise.
+	 **/
+	bool (*failure_behavior_string2enum) (const char *str, enum refine_ui_failure_behavior *result);
+
+	/**
+	 * Processes a refine_db.conf RefineryUISettings items entry.
+	 *
+	 * @param elem   Libconfig setting entry. It is expected to be valid and it
+	 *               won't be freed (it is care of the caller to do so if
+	 *               necessary)
+	 * @param req    a pointer to requirements struct to fill with the item data
+	 * @param name   the current element name
+	 * @param source Source of the entry (file name), to be displayed in case of
+	 *               validation errors.
+	 * @return true on success, false otherwise.
+	 **/
+	bool (*readdb_refinery_ui_settings_items) (const struct config_setting_t *elem, struct s_refine_requirement *req, const char *name, const char *source);
+
+	/**
+	 * Processes a refine_db.conf RefineryUISettings entry.
+	 *
+	 * @param elem   Libconfig setting entry. It is expected to be valid and it
+	 *               won't be freed (it is care of the caller to do so if
+	 *               necessary)
+	 * @param type   the type index in refine database to fill the data
+	 * @param name   the current element name
+	 * @param source Source of the entry (file name), to be displayed in case of
+	 *               validation errors.
+	 * @return true on success, false otherwise.
+	 **/
+	bool (*readdb_refinery_ui_settings_sub) (const struct config_setting_t *elem, int type, const char *name, const char *source);
+
+	/**
+	 * Reads a refine_db.conf RefineryUISettings entry and sends it to be processed.
+	 *
+	 * @param r      Libconfig setting entry. It is expected to be valid and it
+	 *               won't be freed (it is care of the caller to do so if
+	 *               necessary)
+	 * @param type   the type index in refine database to fill the data
+	 * @param name   the current element name
+	 * @param source Source of the entry (file name), to be displayed in case of
+	 *               validation errors.
+	 * @return true on success, false otherwise.
+	 **/
+	int (*readdb_refinery_ui_settings) (const struct config_setting_t *r, int type, const char *name, const char *source);
+
+	/**
+	 * Checks if a given item in player's inventory is refineable.
+	 * @param sd player session data.
+	 * @param item_index the item index in player's inventory.
+	 * @return true if item is refineable, false otherwise.
+	 **/
+	bool (*is_refinable) (struct map_session_data *sd, int item_index);
 };
 
 #endif
diff --git a/src/map/script.c b/src/map/script.c
index 1cc1d3ad2..5843ac292 100644
--- a/src/map/script.c
+++ b/src/map/script.c
@@ -25286,6 +25286,25 @@ static BUILDIN(closeroulette)
 	return true;
 }
 
+static BUILDIN(openrefineryui)
+{
+	struct map_session_data *sd = script_rid2sd(st);
+
+	if (sd == NULL) {
+		script_pushint(st, 0);
+		return true;
+	}
+
+	if (battle_config.enable_refinery_ui == 0) {
+		script_pushint(st, 0);
+		return true;
+	}
+
+	clif->OpenRefineryUI(sd);
+	script_pushint(st, 1);
+	return true;
+}
+
 /**
  * Adds a built-in script function.
  *
@@ -26039,6 +26058,7 @@ static void script_parse_builtin(void)
 		BUILDIN_DEF(getInventorySize, ""),
 
 		BUILDIN_DEF(closeroulette, ""),
+		BUILDIN_DEF(openrefineryui, ""),
 	};
 	int i, len = ARRAYLENGTH(BUILDIN);
 	RECREATE(script->buildin, char *, script->buildin_count + len); // Pre-alloc to speed up