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persist item state when no players are in a game

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This commit is contained in:
Martin Michelsen
2023-12-11 12:11:32 -08:00
parent aa27c579f6
commit bc017578e3
9 changed files with 217 additions and 143 deletions
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src/SendCommands.cc
+57 -4
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@@ -2296,16 +2296,69 @@ void send_ep3_change_music(Channel& ch, uint32_t song) {
ch.send(0x60, 0x00, cmd);
}
void send_set_player_visibility(shared_ptr<Lobby> l, shared_ptr<Client> c,
bool visible) {
void send_set_player_visibility(shared_ptr<Lobby> l, shared_ptr<Client> c, bool visible) {
uint8_t subcmd = visible ? 0x23 : 0x22;
uint16_t client_id = c->lobby_client_id;
G_SetPlayerVisibility_6x22_6x23 cmd = {{subcmd, 0x01, client_id}};
send_command_t(l, 0x60, 0x00, cmd);
}
////////////////////////////////////////////////////////////////////////////////
// BB game commands
void send_artificial_item_state(std::shared_ptr<Client> c) {
auto l = c->require_lobby();
if (c->lobby_client_id != l->leader_id) {
throw runtime_error("artificial item state can only be sent to the leader");
}
if (l->count_clients() != 1) {
throw runtime_error("artificial item state can only be sent with no one else in the game");
}
array<StringWriter, 15> floor_ws;
G_SyncItemState_6x6D_Decompressed decompressed_header;
for (size_t z = 0; z < 12; z++) {
decompressed_header.next_item_id_per_player[z] = l->next_item_id[z];
}
for (const auto& it : l->item_id_to_floor_item) {
const auto& item = it.second;
FloorItem fi;
fi.floor = item.floor;
fi.from_enemy = 0;
fi.entity_id = 0xFFFF;
fi.x = item.x;
fi.z = item.z;
fi.unknown_a2 = 0;
fi.drop_number = decompressed_header.total_items_dropped_per_floor.at(item.floor)++;
fi.item = item.data;
floor_ws.at(item.floor).put(fi);
decompressed_header.floor_item_count_per_floor.at(item.floor)++;
}
StringWriter decompressed_w;
decompressed_w.put(decompressed_header);
for (const auto& floor_w : floor_ws) {
decompressed_w.write(floor_w.str());
}
string compressed_data = bc0_compress(decompressed_w.str());
G_SyncGameStateHeader_6x6B_6x6C_6x6D_6x6E compressed_header;
compressed_header.header.basic_header.subcommand = 0x6D;
compressed_header.header.basic_header.size = 0x00;
compressed_header.header.basic_header.unused = 0x0000;
compressed_header.header.size = (compressed_data.size() + sizeof(G_SyncGameStateHeader_6x6B_6x6C_6x6D_6x6E) + 3) & (~3);
compressed_header.decompressed_size = decompressed_w.size();
compressed_header.compressed_size = compressed_data.size();
StringWriter w;
w.put(compressed_header);
w.write(compressed_data);
while (w.size() & 3) {
w.put_u8(0x00);
}
send_command(c, 0x6D, c->lobby_client_id, w.str());
}
void send_drop_item(shared_ptr<ServerState> s, Channel& ch, const ItemData& item,
bool from_enemy, uint8_t floor, float x, float z, uint16_t entity_id) {