From 4e089c3c8e3c000e8dad67f8b0a54c714e9256d7 Mon Sep 17 00:00:00 2001
From: Emistry Haoyan <equinox1991@gmail.com>
Date: Sat, 13 Apr 2019 23:35:50 +0800
Subject: Update dropall atcommand drop item based on type.

- Enable to drop items based on item type.
---
 conf/messages.conf  |  5 +++++
 doc/atcommands.txt  | 20 +++++++++++++++++---
 src/map/atcommand.c | 35 ++++++++++++++++++++++++++++++-----
 src/map/atcommand.h |  2 +-
 4 files changed, 53 insertions(+), 9 deletions(-)

diff --git a/conf/messages.conf b/conf/messages.conf
index 2f790b13f..772b882c9 100644
--- a/conf/messages.conf
+++ b/conf/messages.conf
@@ -1569,5 +1569,10 @@
 1498: You can't add a party bound item to a character without party!
 1499: You can't add a guild bound item to a character without guild!
 
+// @dropall
+1500: Usage: @dropall {<type>}
+1501: Type List: (default) all = -1, healing = 0, usable = 2, etc = 3, weapon = 4, armor = 5, card = 6, petegg = 7, petarmor = 8, ammo = 10, delayed-consumable = 11, cash = 18 
+1502: %d items are dropped!
+
 //Custom translations
 import: conf/import/msg_conf.txt
diff --git a/doc/atcommands.txt b/doc/atcommands.txt
index b455d9151..dd8ad0969 100644
--- a/doc/atcommands.txt
+++ b/doc/atcommands.txt
@@ -692,9 +692,23 @@ Repairs all broken items in your inventory.
 
 ---------------------------------------
 
-@dropall
-
-Drops all inventory and equipped items onto the floor.
+@dropall {<item type>}
+
+Drops all items based on the item type.
+
+Valid item types:
+    -1 = All Items (default)
+     0 = Healing Items
+     2 = Useable Items
+     3 = Etc Items
+     4 = Weapons
+     5 = Armors
+     6 = Cards
+     7 = Pet Eggs
+     8 = Pet Armors
+    10 = Ammunition Items
+    11 = Delayed-Consumable Items
+    18 = Cash Items
 
 ---------------------------------------
 
diff --git a/src/map/atcommand.c b/src/map/atcommand.c
index a9bbff7bd..9ed56545c 100644
--- a/src/map/atcommand.c
+++ b/src/map/atcommand.c
@@ -5277,18 +5277,43 @@ ACMD(follow)
 }
 
 /*==========================================
- * @dropall by [MouseJstr]
- * Drop all your possession on the ground
+ * @dropall by [MouseJstr] and [Xantara]
+ * Drop all your possession on the ground based on item type
  *------------------------------------------*/
 ACMD(dropall)
 {
+	int type = -1;
+	int count = 0;
+
+	if (message[0] != '\0') {
+		type = atoi(message);
+		if (!((type >= IT_HEALING && type <= IT_DELAYCONSUME) || type == IT_CASH || type == -1)) {
+			clif->message(fd, msg_fd(fd, 1500));
+			clif->message(fd, msg_fd(fd, 1501));
+			return false;
+		}
+	}
+
 	for (int i = 0; i < sd->status.inventorySize; i++) {
 		if (sd->status.inventory[i].amount) {
-			if(sd->status.inventory[i].equip != 0)
-				pc->unequipitem(sd, i, PCUNEQUIPITEM_RECALC|PCUNEQUIPITEM_FORCE);
-			pc->dropitem(sd,  i, sd->status.inventory[i].amount);
+			struct item_data *item_data = itemdb->exists(sd->status.inventory[i].nameid);
+			if (item_data == NULL) {
+				ShowWarning("Non-existant item %d on dropall list (account_id: %d, char_id: %d)\n", sd->status.inventory[i].nameid, sd->status.account_id, sd->status.char_id);
+				continue;
+			}
+			if (!pc->candrop(sd, &sd->status.inventory[i]))
+				continue;
+			if (type == -1 || type == item_data->type) {
+				if (sd->status.inventory[i].equip != 0)
+					pc->unequipitem(sd, i, PCUNEQUIPITEM_RECALC | PCUNEQUIPITEM_FORCE);
+				count += sd->status.inventory[i].amount;
+				pc->dropitem(sd, i, sd->status.inventory[i].amount);
+			}
 		}
 	}
+
+	sprintf(atcmd_output, msg_fd(fd, 1502), count); // %d items are dropped!
+	clif->message(fd, atcmd_output);
 	return true;
 }
 
diff --git a/src/map/atcommand.h b/src/map/atcommand.h
index 1783e5dc6..4fbf6b93a 100644
--- a/src/map/atcommand.h
+++ b/src/map/atcommand.h
@@ -41,7 +41,7 @@ struct config_setting_t;
  * Defines
  **/
 #define ATCOMMAND_LENGTH 50
-#define MAX_MSG 1500
+#define MAX_MSG 1503
 #define msg_txt(idx) atcommand->msg(idx)
 #define msg_sd(sd,msg_number) atcommand->msgsd((sd),(msg_number))
 #define msg_fd(fd,msg_number) atcommand->msgfd((fd),(msg_number))
-- 
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