Pasted

// https://rathena.org/board/topic/115640-custom-guild-pot-npc/
  -	script	guild_potion_invest_main	-1,{
 	function	func_GuildPotHealRate	{
		.@total_invest = getarg(0, 0);
		if (.@total_invest >= 1000000000) return 20;
		else if (.@total_invest > 600000000) return 12;
		else if (.@total_invest > 400000000) return 8;
		else if (.@total_invest > 200000000) return 4;
		else if (.@total_invest > 100000000) return 2;
		else return 1;
	}
 	OnInit:
		.item_id = 512;
		setitemscript .item_id, "{ doevent \"guild_potion_invest_main::OnConsume\"; }", 0;
		end;
 	OnConsume:
		.@gid = getcharid(2);
		if (.@gid) {
			.@heal_rate = func_GuildPotHealRate(getd("$gid_pot_invest_"+.@gid));
			percentheal .@heal_rate, .@heal_rate;
		}
		end;
 	OnTalk:	
		.@gid = getcharid(2);
		if (.@gid) {
			.@total_invest = getd("$gid_pot_invest_"+.@gid);
			mes "Current Investment: " + F_InsertComma(.@total_invest) + "z";
			mes "Guild Potion Heal Rate: " + func_GuildPotHealRate(.@total_invest);
			if (.@total_invest < 1000000000) {
				mes " ";
				mes "Do you wish to invest in your guild?";
				if (select("Yes", "Cancel") == 1) {
					mes "Input Zeny.";
					input .@zeny, 0, Zeny;
					if (select("Confirm", "Cancel") == 1) {
						Zeny -= .@zeny;
						setd("$gid_pot_invest_"+.@gid, getd("$gid_pot_invest_"+.@gid) + .@zeny);
						.@total_invest = getd("$gid_pot_invest_"+.@gid);
 						mes "You have invested " + F_InsertComma(.@zeny) + " zeny";
						mes "Guild Potion Heal Rate: " + func_GuildPotHealRate(.@total_invest);
					}
				}
			}
		}
		end;
}