Multi-Vendor Example C++

/*
<--------------------------------------------------------------------------->
- Developer(s): Ghostcrawler336
- Complete: %0
- ScriptName: 'Multi Vendor'
- Comment: N/A
<--------------------------------------------------------------------------->
*/
class starter_gear : public CreatureScript
{
public:
    starter_gear() : CreatureScript("starter_gear") { }

        bool OnGossipHello(Player* player, Creature* creature)

        {
                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Main Set", GOSSIP_SENDER_MAIN, 1);
                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Off Set", GOSSIP_SENDER_MAIN, 2);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Weapons", GOSSIP_SENDER_MAIN, 3);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Gems", GOSSIP_SENDER_MAIN, 4);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Glyphs", GOSSIP_SENDER_MAIN, 5);
                                player->SEND_GOSSIP_MENU(1, creature->GetGUID());
                return true;
        }


        bool OnGossipSelect(Player* player, Creature* creature, uint32 /* sender */, uint32 actions)
                {
                        player->PlayerTalkClass->ClearMenus();
             WorldSession * PGS = player->GetSession();
                        switch(actions)
                {
                        case 1:
                                PGS->SendListInventory(creature->GetGUID(), 500120);
                        break;

                        case 2:
                                PGS->SendListInventory(creature->GetGUID(), 500120);
                        break;

                        case 3:
                                PGS->SendListInventory(creature->GetGUID(), 500120);
                        break;

                        case 4:
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Meta", GOSSIP_SENDER_MAIN, 10);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Red", GOSSIP_SENDER_MAIN, 11);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Blue", GOSSIP_SENDER_MAIN, 12);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Yellow", GOSSIP_SENDER_MAIN, 13);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Green", GOSSIP_SENDER_MAIN, 14);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Purple", GOSSIP_SENDER_MAIN, 15);
                                player->ADD_GOSSIP_ITEM(GOSSIP_ICON_VENDOR, "Orange", GOSSIP_SENDER_MAIN, 16);
                        break;

                        case 5:
                                if (player->getClass() == CLASS_WARRIOR)
                                  PGS->SendListInventory(creature->GetGUID(), 500111);
                                else if (CLASS_PALADIN)
                                  PGS->SendListInventory(creature->GetGUID(), 500068);
                                else if (CLASS_DEATH_KNIGHT)
                                   PGS->SendListInventory(creature->GetGUID(), 500026);
                                else if (CLASS_DRUID)
                                   PGS->SendListInventory(creature->GetGUID(), 500027);
                                else if (CLASS_HUNTER)
                                        PGS->SendListInventory(creature->GetGUID(), 500046);
                                else if (CLASS_MAGE)
                                        PGS->SendListInventory(creature->GetGUID(), 500057);
                                else if (CLASS_ROGUE)
                                        PGS->SendListInventory(creature->GetGUID(), 500095);
                                else if (CLASS_SHAMAN)
                                        PGS->SendListInventory(creature->GetGUID(), 500097);
                                else if (CLASS_WARLOCK)
                                        PGS->SendListInventory(creature->GetGUID(), 500110);
                                else if (CLASS_PRIEST)
                                        PGS->SendListInventory(creature->GetGUID(), 500113);
                                break;

                        case 10: // Meta gems
                                {
                                         PGS->SendListInventory(creature->GetGUID(), 200030);
                                }break;

                        case 11: // Red gems
                                {
                                         PGS->SendListInventory(creature->GetGUID(), 500111);
                                }break;

                        case 12: // Blue gems
                                {
                                         PGS->SendListInventory(creature->GetGUID(), 500111);
                                }break;

                        case 13: // Yellow gems
                                {
                                         PGS->SendListInventory(creature->GetGUID(), 500111);
                                }break;

                        case 14: // Green gems
                                {
                                    PGS->SendListInventory(creature->GetGUID(), 500111);
                                }break;

                        case 15: // Purple gems
                                {
                                         PGS->SendListInventory(creature->GetGUID(), 500111);
                                }break;

                        case 16: // Orange gems
                                {
                                         PGS->SendListInventory(creature->GetGUID(), 500111);
                                }break;



                }

                }
};

void AddSC_starter_gear()
{
    new starter_gear;
}