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betgame.cpp
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#include "betgame.hpp"
namespace gameio {
void betgame::bet(name from, name to, asset quantity, string memo){
if (from == get_self() || to != get_self()){
return;
}
name winner = name(memo);
auto team = teams.find(winner.value);
check(team != teams.end(), "team dosn't exists");
auto game = games.find(team->gameid);
check(game != games.end(), "game does't exists");
check(game->status == 1, "game playing or game over");
check((game->redteam == winner || game->blueteam == winner), "team is not playing");
record_index records(get_self(), game->id);
auto rowid = records.available_primary_key();
rowid = rowid > 0 ? rowid : 1;
auto timestamp = now();
auto temp = zero();
records.emplace(get_self(), [&](auto& row){
row.id = rowid;
row.user = from;
row.winner = winner;
row.quantity = quantity;
row.timestamp = timestamp;
});
// update game info
if (game->redteam == winner){
games.modify(game, get_self(), [&](auto& row){
row.ramount += quantity;
row.rusercount += 1;
});
}else{
games.modify(game, get_self(), [&](auto& row){
row.bamount += quantity;
row.busercount += 1;
});
}
// update user info
auto user = users.find(from.value);
if (user == users.end()){
users.emplace(get_self(), [&](auto& row){
row.name = from;
row.count = 1;
row.amount = quantity;
row.reward = temp;
row.totalreward = temp;
row.reg_time = timestamp;
});
}else{
users.modify(user, get_self(), [&](auto& row){
row.count += 1;
row.amount += quantity;
});
}
}
// start a game （only
void betgame::start(name red, name blue, name admin){
auto ft = teams.find(red.value);
auto st = teams.find(blue.value);
check((ft != teams.end() && st != teams.end()), "team don't exists");
check((ft->playing == false && st->playing == false), "team is playing can't start new");
auto rowid = games.available_primary_key();
rowid = rowid > 0 ? rowid : 1;
auto timestamp = now();
auto temp = zero();
games.emplace(get_self(), [&](auto& row){
row.id = rowid;
row.redteam = red;
row.blueteam = blue;
row.admin = admin;
row.timestamp = timestamp;
row.ramount = temp;
row.bamount = temp;
row.status = 1;
});
teams.modify(ft, get_self(), [&](auto& row){
row.gameid = rowid;
row.playing = true;
});
teams.modify(st, get_self(), [&](auto& row){
row.gameid = rowid;
row.playing = true;
});
}
void betgame::play(uint64_t gameid){
auto game = games.find(gameid);
check(game != games.end(), "Game don't exists");
check(game->status == 1, "game over");
require_auth(game->admin);
auto timestamp = now();
games.modify(game, get_self(), [&](auto& row){
row.status = 2;
row.timestamp = timestamp;
});
}
void betgame::editeam(string action, name title, string description){
require_auth(get_self());
auto team = teams.find(title.value);
if (action == "delete"){
check(team != teams.end(), "Team don't exists");
teams.erase(team);
print("Delete succeed");
}else if(action == "create"){
check(team == teams.end(), "Team already created");
teams.emplace(get_self(), [&](auto& row){
row.title = title;
row.description = description;
row.playing = false;
});
print("Create complete: ", title);
}else{
print("Unsupported action");
}
}
// 发起结果录入，只有指定的管理员能进行操作
void betgame::lottery(uint64_t gameid, name winner){
auto team = teams.find(winner.value);
check(team != teams.end(), "Team don't exists");
auto game = games.find(gameid);
check(game != games.end(), "Game don't exists");
check(game->status == 2, "game over or game not start");
check((game->redteam == winner || game->blueteam == winner), "winner don't playing");
require_auth(game->admin);
auto timestamp = now();
games.modify(game, get_self(), [&](auto& row){
row.status = 3;
row.winner = winner;
row.timestamp = timestamp;
});
auto redteam = teams.find(game->redteam.value);
if (redteam != teams.end()){
teams.modify(redteam, get_self(), [&](auto& row){
row.gameid = 0;
row.playing = false;
});
}
auto blueteam = teams.find(game->blueteam.value);
if (blueteam != teams.end()){
teams.modify(blueteam, get_self(), [&](auto& row){
row.gameid = 0;
row.playing = false;
});
}
}
void betgame::claim(uint64_t gameid, name account){
require_auth(account);
// 查询游戏信息
auto game = games.find(gameid);
check(game != games.end(), "Game don't exists");
check(game->status == 3, "Game does'n end");
// 查询用户信息
auto user = users.find(account.value);
check(user != users.end(), "user don't exists");
// 找出投注记录
record_index records(get_self(), gameid);
auto secondary = records.get_index<name("user")>();
auto bet_records = secondary.find(account.value);
auto total = game->ramount + game->bamount;
auto pool = game->ramount;
if (game->blueteam == game->winner){
pool = game->bamount;
}
// 判断胜利的记录
while (bet_records != secondary.end() && bet_records->user == account){
if (game->winner == bet_records->winner && bet_records->claimed == false){
auto reward_amount = total.amount * (bet_records->quantity.amount * 1.0 / pool.amount);
auto reward = asset(reward_amount, EOS_SYMBOL);
users.modify(user, get_self(), [&](auto& row){
row.reward += reward;
row.totalreward += reward;
});
auto record = records.find(bet_records->id);
records.modify(record, get_self(), [&](auto& row){
row.claimed = true;
});
}
bet_records++;
}
user = users.find(account.value);
if (user->reward.amount > 0){
// send EOS
send(EOS_TOKEN_CONTRACT, account, user->reward, "claim");
}
auto temp = zero();
auto timestamp = now();
users.modify(user, get_self(), [&](auto& row){
row.reward = temp;
row.claim_time = timestamp;
});
}
void betgame::send(name contract, name user, asset quantity, string memo){
auto data = std::make_tuple(get_self(), user, quantity, memo);
action(permission_level{get_self(), name("active")}, contract, name("transfer"), data).send();
}
uint64_t betgame::now(){
return current_time_point().sec_since_epoch();
}
asset betgame::zero(){
return asset(0, EOS_SYMBOL);
}
void betgame::clear(name team, uint64_t gameid){
record_index records(get_self(), gameid);
std::vector <uint64_t> keyForRecords;
for (auto &record : records) {
keyForRecords.push_back(record.id);
}
for (uint64_t id : keyForRecords) {
auto record = records.find(id);
if (record != records.end()) {
records.erase(record);
}
}
}
}