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// This contract is part of Zellic’s smart contract dataset, which is a collection of publicly available contract code gathered as of March 2023.
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//
// Website: https://www.worldcuppot.io/
// Telegram: https://t.me/worldcuppot
// Twitter: https://twitter.com/worldcuppot
// Roadmap: https://www.worldcuppot.io/#roadmap
// WCPDapp: https://dapp.worldcuppot.io/
//
//
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;
/**
* @title Counters
* @author Matt Condon (@shrugs)
* @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number
* of elements in a mapping, issuing ERC721 ids, or counting request ids.
*
* Include with `using Counters for Counters.Counter;`
*/
library Counters {
struct Counter {
// This variable should never be directly accessed by users of the library: interactions must be restricted to
// the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add
// this feature: see https://github.com/ethereum/solidity/issues/4637
uint256 _value; // default: 0
}
function current(Counter storage counter) internal view returns (uint256) {
return counter._value;
}
function increment(Counter storage counter) internal {
unchecked {
counter._value += 1;
}
}
function decrement(Counter storage counter) internal {
uint256 value = counter._value;
require(value > 0, "Counter: decrement overflow");
unchecked {
counter._value = value - 1;
}
}
function reset(Counter storage counter) internal {
counter._value = 0;
}
}
// File: @openzeppelin/contracts/utils/Address.sol
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)
pragma solidity ^0.8.1;
/**
* @dev Collection of functions related to the address type
*/
library Address {
/**
* @dev Returns true if `account` is a contract.
*
* [IMPORTANT]
* ====
* It is unsafe to assume that an address for which this function returns
* false is an externally-owned account (EOA) and not a contract.
*
* Among others, `isContract` will return false for the following
* types of addresses:
*
* - an externally-owned account
* - a contract in construction
* - an address where a contract will be created
* - an address where a contract lived, but was destroyed
* ====
*
* [IMPORTANT]
* ====
* You shouldn't rely on `isContract` to protect against flash loan attacks!
*
* Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
* like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
* constructor.
* ====
*/
function isContract(address account) internal view returns (bool) {
// This method relies on extcodesize/address.code.length, which returns 0
// for contracts in construction, since the code is only stored at the end
// of the constructor execution.
return account.code.length > 0;
}
/**
* @dev Replacement for Solidity's `transfer`: sends `amount` wei to
* `recipient`, forwarding all available gas and reverting on errors.
*
* https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
* of certain opcodes, possibly making contracts go over the 2300 gas limit
* imposed by `transfer`, making them unable to receive funds via
* `transfer`. {sendValue} removes this limitation.
*
* https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
*
* IMPORTANT: because control is transferred to `recipient`, care must be
* taken to not create reentrancy vulnerabilities. Consider using
* {ReentrancyGuard} or the
* https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
*/
function sendValue(address payable recipient, uint256 amount) internal {
require(address(this).balance >= amount, "Address: insufficient balance");
(bool success, ) = recipient.call{value: amount}("");
require(success, "Address: unable to send value, recipient may have reverted");
}
/**
* @dev Performs a Solidity function call using a low level `call`. A
* plain `call` is an unsafe replacement for a function call: use this
* function instead.
*
* If `target` reverts with a revert reason, it is bubbled up by this
* function (like regular Solidity function calls).
*
* Returns the raw returned data. To convert to the expected return value,
* use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
*
* Requirements:
*
* - `target` must be a contract.
* - calling `target` with `data` must not revert.
*
* _Available since v3.1._
*/
function functionCall(address target, bytes memory data) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, "Address: low-level call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
* `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
return functionCallWithValue(target, data, 0, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but also transferring `value` wei to `target`.
*
* Requirements:
*
* - the calling contract must have an ETH balance of at least `value`.
* - the called Solidity function must be `payable`.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value
) internal returns (bytes memory) {
return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
}
/**
* @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
* with `errorMessage` as a fallback revert reason when `target` reverts.
*
* _Available since v3.1._
*/
function functionCallWithValue(
address target,
bytes memory data,
uint256 value,
string memory errorMessage
) internal returns (bytes memory) {
require(address(this).balance >= value, "Address: insufficient balance for call");
(bool success, bytes memory returndata) = target.call{value: value}(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
return functionStaticCall(target, data, "Address: low-level static call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a static call.
*
* _Available since v3.3._
*/
function functionStaticCall(
address target,
bytes memory data,
string memory errorMessage
) internal view returns (bytes memory) {
(bool success, bytes memory returndata) = target.staticcall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
return functionDelegateCall(target, data, "Address: low-level delegate call failed");
}
/**
* @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
* but performing a delegate call.
*
* _Available since v3.4._
*/
function functionDelegateCall(
address target,
bytes memory data,
string memory errorMessage
) internal returns (bytes memory) {
(bool success, bytes memory returndata) = target.delegatecall(data);
return verifyCallResultFromTarget(target, success, returndata, errorMessage);
}
/**
* @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
* the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
*
* _Available since v4.8._
*/
function verifyCallResultFromTarget(
address target,
bool success,
bytes memory returndata,
string memory errorMessage
) internal view returns (bytes memory) {
if (success) {
if (returndata.length == 0) {
// only check isContract if the call was successful and the return data is empty
// otherwise we already know that it was a contract
require(isContract(target), "Address: call to non-contract");
}
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
/**
* @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
* revert reason or using the provided one.
*
* _Available since v4.3._
*/
function verifyCallResult(
bool success,
bytes memory returndata,
string memory errorMessage
) internal pure returns (bytes memory) {
if (success) {
return returndata;
} else {
_revert(returndata, errorMessage);
}
}
function _revert(bytes memory returndata, string memory errorMessage) private pure {
// Look for revert reason and bubble it up if present
if (returndata.length > 0) {
// The easiest way to bubble the revert reason is using memory via assembly
/// @solidity memory-safe-assembly
assembly {
let returndata_size := mload(returndata)
revert(add(32, returndata), returndata_size)
}
} else {
revert(errorMessage);
}
}
}
// File: @openzeppelin/contracts/token/ERC20/extensions/draft-IERC20Permit.sol
// OpenZeppelin Contracts v4.4.1 (token/ERC20/extensions/draft-IERC20Permit.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 Permit extension allowing approvals to be made via signatures, as defined in
* https://eips.ethereum.org/EIPS/eip-2612[EIP-2612].
*
* Adds the {permit} method, which can be used to change an account's ERC20 allowance (see {IERC20-allowance}) by
* presenting a message signed by the account. By not relying on {IERC20-approve}, the token holder account doesn't
* need to send a transaction, and thus is not required to hold Ether at all.
*/
interface IERC20Permit {
/**
* @dev Sets `value` as the allowance of `spender` over ``owner``'s tokens,
* given ``owner``'s signed approval.
*
* IMPORTANT: The same issues {IERC20-approve} has related to transaction
* ordering also apply here.
*
* Emits an {Approval} event.
*
* Requirements:
*
* - `spender` cannot be the zero address.
* - `deadline` must be a timestamp in the future.
* - `v`, `r` and `s` must be a valid `secp256k1` signature from `owner`
* over the EIP712-formatted function arguments.
* - the signature must use ``owner``'s current nonce (see {nonces}).
*
* For more information on the signature format, see the
* https://eips.ethereum.org/EIPS/eip-2612#specification[relevant EIP
* section].
*/
function permit(
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) external;
/**
* @dev Returns the current nonce for `owner`. This value must be
* included whenever a signature is generated for {permit}.
*
* Every successful call to {permit} increases ``owner``'s nonce by one. This
* prevents a signature from being used multiple times.
*/
function nonces(address owner) external view returns (uint256);
/**
* @dev Returns the domain separator used in the encoding of the signature for {permit}, as defined by {EIP712}.
*/
// solhint-disable-next-line func-name-mixedcase
function DOMAIN_SEPARATOR() external view returns (bytes32);
}
// File: @openzeppelin/contracts/token/ERC20/IERC20.sol
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)
pragma solidity ^0.8.0;
/**
* @dev Interface of the ERC20 standard as defined in the EIP.
*/
interface IERC20 {
/**
* @dev Emitted when `value` tokens are moved from one account (`from`) to
* another (`to`).
*
* Note that `value` may be zero.
*/
event Transfer(address indexed from, address indexed to, uint256 value);
/**
* @dev Emitted when the allowance of a `spender` for an `owner` is set by
* a call to {approve}. `value` is the new allowance.
*/
event Approval(address indexed owner, address indexed spender, uint256 value);
/**
* @dev Returns the amount of tokens in existence.
*/
function totalSupply() external view returns (uint256);
/**
* @dev Returns the amount of tokens owned by `account`.
*/
function balanceOf(address account) external view returns (uint256);
/**
* @dev Moves `amount` tokens from the caller's account to `to`.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transfer(address to, uint256 amount) external returns (bool);
/**
* @dev Returns the remaining number of tokens that `spender` will be
* allowed to spend on behalf of `owner` through {transferFrom}. This is
* zero by default.
*
* This value changes when {approve} or {transferFrom} are called.
*/
function allowance(address owner, address spender) external view returns (uint256);
/**
* @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* IMPORTANT: Beware that changing an allowance with this method brings the risk
* that someone may use both the old and the new allowance by unfortunate
* transaction ordering. One possible solution to mitigate this race
* condition is to first reduce the spender's allowance to 0 and set the
* desired value afterwards:
* https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
*
* Emits an {Approval} event.
*/
function approve(address spender, uint256 amount) external returns (bool);
/**
* @dev Moves `amount` tokens from `from` to `to` using the
* allowance mechanism. `amount` is then deducted from the caller's
* allowance.
*
* Returns a boolean value indicating whether the operation succeeded.
*
* Emits a {Transfer} event.
*/
function transferFrom(
address from,
address to,
uint256 amount
) external returns (bool);
}
// File: @openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC20/utils/SafeERC20.sol)
pragma solidity ^0.8.0;
/**
* @title SafeERC20
* @dev Wrappers around ERC20 operations that throw on failure (when the token
* contract returns false). Tokens that return no value (and instead revert or
* throw on failure) are also supported, non-reverting calls are assumed to be
* successful.
* To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract,
* which allows you to call the safe operations as `token.safeTransfer(...)`, etc.
*/
library SafeERC20 {
using Address for address;
function safeTransfer(
IERC20 token,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transfer.selector, to, value));
}
function safeTransferFrom(
IERC20 token,
address from,
address to,
uint256 value
) internal {
_callOptionalReturn(token, abi.encodeWithSelector(token.transferFrom.selector, from, to, value));
}
/**
* @dev Deprecated. This function has issues similar to the ones found in
* {IERC20-approve}, and its usage is discouraged.
*
* Whenever possible, use {safeIncreaseAllowance} and
* {safeDecreaseAllowance} instead.
*/
function safeApprove(
IERC20 token,
address spender,
uint256 value
) internal {
// safeApprove should only be called when setting an initial allowance,
// or when resetting it to zero. To increase and decrease it, use
// 'safeIncreaseAllowance' and 'safeDecreaseAllowance'
require(
(value == 0) || (token.allowance(address(this), spender) == 0),
"SafeERC20: approve from non-zero to non-zero allowance"
);
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, value));
}
function safeIncreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
uint256 newAllowance = token.allowance(address(this), spender) + value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
function safeDecreaseAllowance(
IERC20 token,
address spender,
uint256 value
) internal {
unchecked {
uint256 oldAllowance = token.allowance(address(this), spender);
require(oldAllowance >= value, "SafeERC20: decreased allowance below zero");
uint256 newAllowance = oldAllowance - value;
_callOptionalReturn(token, abi.encodeWithSelector(token.approve.selector, spender, newAllowance));
}
}
function safePermit(
IERC20Permit token,
address owner,
address spender,
uint256 value,
uint256 deadline,
uint8 v,
bytes32 r,
bytes32 s
) internal {
uint256 nonceBefore = token.nonces(owner);
token.permit(owner, spender, value, deadline, v, r, s);
uint256 nonceAfter = token.nonces(owner);
require(nonceAfter == nonceBefore + 1, "SafeERC20: permit did not succeed");
}
/**
* @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement
* on the return value: the return value is optional (but if data is returned, it must not be false).
* @param token The token targeted by the call.
* @param data The call data (encoded using abi.encode or one of its variants).
*/
function _callOptionalReturn(IERC20 token, bytes memory data) private {
// We need to perform a low level call here, to bypass Solidity's return data size checking mechanism, since
// we're implementing it ourselves. We use {Address-functionCall} to perform this call, which verifies that
// the target address contains contract code and also asserts for success in the low-level call.
bytes memory returndata = address(token).functionCall(data, "SafeERC20: low-level call failed");
if (returndata.length > 0) {
// Return data is optional
require(abi.decode(returndata, (bool)), "SafeERC20: ERC20 operation did not succeed");
}
}
}
// File: @openzeppelin/contracts/interfaces/IERC20.sol
// OpenZeppelin Contracts v4.4.1 (interfaces/IERC20.sol)
pragma solidity ^0.8.0;
// File: @openzeppelin/contracts/utils/Context.sol
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)
pragma solidity ^0.8.0;
/**
* @dev Provides information about the current execution context, including the
* sender of the transaction and its data. While these are generally available
* via msg.sender and msg.data, they should not be accessed in such a direct
* manner, since when dealing with meta-transactions the account sending and
* paying for execution may not be the actual sender (as far as an application
* is concerned).
*
* This contract is only required for intermediate, library-like contracts.
*/
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
function _msgData() internal view virtual returns (bytes calldata) {
return msg.data;
}
}
// File: @openzeppelin/contracts/access/Ownable.sol
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)
pragma solidity ^0.8.0;
/**
* @dev Contract module which provides a basic access control mechanism, where
* there is an account (an owner) that can be granted exclusive access to
* specific functions.
*
* By default, the owner account will be the one that deploys the contract. This
* can later be changed with {transferOwnership}.
*
* This module is used through inheritance. It will make available the modifier
* `onlyOwner`, which can be applied to your functions to restrict their use to
* the owner.
*/
abstract contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
/**
* @dev Initializes the contract setting the deployer as the initial owner.
*/
constructor() {
_transferOwnership(_msgSender());
}
/**
* @dev Throws if called by any account other than the owner.
*/
modifier onlyOwner() {
_checkOwner();
_;
}
/**
* @dev Returns the address of the current owner.
*/
function owner() public view virtual returns (address) {
return _owner;
}
/**
* @dev Throws if the sender is not the owner.
*/
function _checkOwner() internal view virtual {
require(owner() == _msgSender(), "Ownable: caller is not the owner");
}
/**
* @dev Leaves the contract without owner. It will not be possible to call
* `onlyOwner` functions anymore. Can only be called by the current owner.
*
* NOTE: Renouncing ownership will leave the contract without an owner,
* thereby removing any functionality that is only available to the owner.
*/
function renounceOwnership() public virtual onlyOwner {
_transferOwnership(address(0));
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Can only be called by the current owner.
*/
function transferOwnership(address newOwner) public virtual onlyOwner {
require(newOwner != address(0), "Ownable: new owner is the zero address");
_transferOwnership(newOwner);
}
/**
* @dev Transfers ownership of the contract to a new account (`newOwner`).
* Internal function without access restriction.
*/
function _transferOwnership(address newOwner) internal virtual {
address oldOwner = _owner;
_owner = newOwner;
emit OwnershipTransferred(oldOwner, newOwner);
}
}
// File: BettingV2.sol
pragma solidity ^0.8.13;
contract MasterWCP is Ownable {
using Counters for Counters.Counter;
using SafeERC20 for IERC20;
Counters.Counter private _bettingIdCounter;
address public admin;
uint256 public bettingFee = 1e4; // 10%
struct Betting {
BettingInfo bettingInfo;
uint256 totalBetsA;
uint256 totalBetsB;
uint256 totalBetsDraw;
uint256 finalBettingAmount;
uint256 fee;
uint256 usersCountTeamA;
uint256 usersCountTeamB;
uint256 usersCountDraw;
bool isBetLive;
bool isBetStart;
IERC20 token;
}
struct BettingInfo {
string title;
string description;
string teamA;
string teamB;
}
enum ResultStatus {
NotDeclare, // 0
WinnerA, // 1
WinnerB, // 2
Draw, // 3
Cancel // 4
}
mapping(uint256 => Betting) bettingDetails;
mapping(uint256 => ResultStatus) public resultStatus;
mapping(address => mapping(uint256 => uint256)) userBets;
mapping(address => mapping(uint256 => uint8)) userChoice;
mapping(address => mapping(uint256 => bool)) userClaimed;
event NewBetting(uint256 indexed id);
event Bet(uint256 indexed _id, uint256 _team, uint256 _amount);
event DeclareResult(uint256 indexed id, uint256 indexed choice);
event Claim(
uint256 indexed id,
address indexed user,
uint256 indexed amount
);
modifier isBettingIdexist(uint256 _id) {
require(
_id > 0 && _id <= _bettingIdCounter.current(),
"BettingId does not exist"
);
_;
}
modifier isBetStart(uint256 _id) {
Betting memory _bettingDetails = bettingDetails[_id];
require(_bettingDetails.isBetStart, "Betting not started yet");
_;
}
modifier isBetLive(uint256 _id) {
Betting memory _bettingDetails = bettingDetails[_id];
require(_bettingDetails.isBetLive, "Betting not live");
_;
}
modifier notStart(uint256 _id) {
Betting memory _bettingDetails = bettingDetails[_id];
require(!(_bettingDetails.isBetStart), "Betting already started");
_;
}
modifier notDeclare(uint256 _id) {
require(
resultStatus[_id] == ResultStatus.NotDeclare,
"result already delcare"
);
_;
}
modifier minAmount(uint256 _amnt) {
require(_amnt > 0, "bet value 0");
_;
}
modifier declare(uint256 _id) {
require(resultStatus[_id] != ResultStatus.NotDeclare, "not delcare");
_;
}
modifier notClaimed(address _user, uint256 _id) {
require(!userClaimed[_user][_id], "claimed!");
_;
}
constructor(address _admin) {
admin = _admin;
}
function bet(
uint256 _id,
uint8 _option,
uint256 _amount
)
external
isBettingIdexist(_id)
notDeclare(_id)
isBetLive(_id)
minAmount(_amount)
returns (bool)
{
require(_option == 1 || _option == 2 || _option == 3, "bet: invalid choice");
Betting storage _bettingDetails = bettingDetails[_id];
address _user = msg.sender;
uint256 previousBet = userBets[_user][_id];
if (_option == 1) {
_bettingDetails.totalBetsA += _amount;
if (previousBet > 0) {
require(userChoice[_user][_id] == 1, "bet: wrong choice");
userBets[_user][_id] += _amount;
} else {
userBets[_user][_id] = _amount;
userChoice[_user][_id] = 1;
unchecked {
_bettingDetails.usersCountTeamA++;
}
}
} else if (_option == 2) {
_bettingDetails.totalBetsB += _amount;
if (previousBet > 0) {
require(userChoice[_user][_id] == 2, "bet: wrong choice");
userBets[_user][_id] += _amount;
} else {
userBets[_user][_id] = _amount;
userChoice[_user][_id] = 2;
unchecked {
_bettingDetails.usersCountTeamB++;
}
}
} else {
_bettingDetails.totalBetsDraw += _amount;
if (previousBet > 0) {
require(userChoice[_user][_id] == 3, "bet: wrong choice");
userBets[_user][_id] += _amount;
} else {
userBets[_user][_id] = _amount;
userChoice[_user][_id] = 3;
unchecked {
_bettingDetails.usersCountDraw++;
}
}
}
emit Bet(_id, _option, _amount);
_bettingDetails.token.safeTransferFrom(_user, address(this), _amount);
return true;
}
function claim(uint256 _id)
external
isBettingIdexist(_id)
declare(_id)
notClaimed(msg.sender, _id)
returns (bool)
{
Betting memory _bettingDetails = bettingDetails[_id];
address _user = msg.sender;
uint256 claimAmount = getUserClaimAmount(_user, _id);
userClaimed[_user][_id] = true;
emit Claim(_id, _user, claimAmount);
if (claimAmount > 0) {
_bettingDetails.token.safeTransfer(_user, claimAmount);
}
return true;
}
function createBetting(
string calldata _title,
string calldata _description,
string calldata _teamA,
string calldata _teamB,
IERC20 _token
) external onlyOwner returns (bool) {
_bettingIdCounter.increment();
uint256 _id = _bettingIdCounter.current();
Betting storage _bettingDetails = bettingDetails[_id];
_bettingDetails.bettingInfo.title = _title;
_bettingDetails.bettingInfo.description = _description;
_bettingDetails.bettingInfo.teamA = _teamA;
_bettingDetails.bettingInfo.teamB = _teamB;
_bettingDetails.token = _token;
_bettingDetails.fee = bettingFee;
emit NewBetting(_id);
return true;
}
function declareResult(uint256 _id, ResultStatus _result)
external
isBettingIdexist(_id)
notDeclare(_id)
onlyOwner
returns (bool)
{
resultStatus[_id] = _result;
require(_result != ResultStatus.NotDeclare, "declareResult: invalid");
bettingDetails[_id].isBetLive = false;
emit DeclareResult(_id, uint256(_result));
if (_result != ResultStatus.Cancel) {
Betting memory _bettingDetails = bettingDetails[_id];
uint256 totalBets = _bettingDetails.totalBetsA +
_bettingDetails.totalBetsB +
_bettingDetails.totalBetsDraw;
uint256 feeAmount = (totalBets * _bettingDetails.fee) / 1e5;
bettingDetails[_id].finalBettingAmount = totalBets - feeAmount;
_bettingDetails.token.safeTransfer(admin, feeAmount);
}
return true;
}
function changeBettingInfo(
uint256 _id,
string calldata _title,
string calldata _description,
string calldata _teamA,
string calldata _teamB
) external isBettingIdexist(_id) notStart(_id) returns (bool) {
BettingInfo storage _bettingDetailsInfo = bettingDetails[_id]
.bettingInfo;
_bettingDetailsInfo.title = _title;
_bettingDetailsInfo.description = _description;
_bettingDetailsInfo.teamA = _teamA;
_bettingDetailsInfo.teamB = _teamB;
return true;
}
function changeBettingToken(uint256 _id, IERC20 _token)
external
isBettingIdexist(_id)
notStart(_id)
returns (bool)
{
bettingDetails[_id].token = _token;
return true;
}
function changeFee(uint256 _newfee) external onlyOwner returns (bool) {
bettingFee = _newfee;
return true;
}
function changeAdmin(address _admin) external onlyOwner returns (bool) {
admin = _admin;
return true;
}
function startBetting(uint256 _id)
external
onlyOwner
isBettingIdexist(_id)
notDeclare(_id)
returns (bool)
{
bettingDetails[_id].isBetStart = true;
bettingDetails[_id].isBetLive = true;
return true;
}
function stopBetting(uint256 _id)
external
onlyOwner
isBettingIdexist(_id)
isBetStart(_id)
returns (bool)
{
bettingDetails[_id].isBetLive = false;
return true;
}
function resumeBetting(uint256 _id)
external
onlyOwner
isBettingIdexist(_id)
isBetStart(_id)
notDeclare(_id)
returns (bool)
{
bettingDetails[_id].isBetLive = true;
return true;
}
function isBettingLive(uint256 _id) external view returns (bool) {
if (_id > _bettingIdCounter.current()) {
return false;
}
return bettingDetails[_id].isBetLive;
}
function isBettingStart(uint256 _id) external view returns (bool) {
if (_id > _bettingIdCounter.current()) {
return false;
}
return bettingDetails[_id].isBetStart;
}
function getTotalBettingIds() external view returns (uint256) {
return _bettingIdCounter.current();
}
function getBettingResult(uint256 _id)
external
view
returns (string memory)
{
BettingInfo memory _bettingInfo = bettingDetails[_id].bettingInfo;
string memory prefix = "Winer is ";
uint256 status = uint256(resultStatus[_id]);
if (status == 0) {
return "Not Declared";
} else if (status == 1) {
return string(abi.encodePacked(prefix, _bettingInfo.teamA));
} else if (status == 2) {
return string(abi.encodePacked(prefix, _bettingInfo.teamB));
} else if (status == 3) {
return "Match Draw";
} else {
return "Match Cancel";
}
}
function getBettingFullDetails(uint256 _id)
external
view
returns (Betting memory)
{
return bettingDetails[_id];
}
function getBettingInfo(uint256 _id)
external
view
returns (
string memory,
string memory,
string memory,
string memory
)
{
BettingInfo memory _bettingInfo = bettingDetails[_id].bettingInfo;
return (
_bettingInfo.title,
_bettingInfo.description,
_bettingInfo.teamA,
_bettingInfo.teamB
);
}
function getTotalBets(uint256 _id) external view returns (uint256) {
Betting memory _bettingDetails = bettingDetails[_id];
uint256 totalBets = _bettingDetails.totalBetsA +
_bettingDetails.totalBetsB +
_bettingDetails.totalBetsDraw;
return totalBets;
}
function getIndividualBets(uint256 _id)
external
view
returns (
uint256,
uint256,
uint256
)
{
Betting memory _bettingDetails = bettingDetails[_id];
return (
_bettingDetails.totalBetsA,
_bettingDetails.totalBetsB,
_bettingDetails.totalBetsDraw
);
}
function getFinalBettingAmount(uint256 _id)
external
view
returns (uint256)
{
return bettingDetails[_id].finalBettingAmount;
}
function getBettingToken(uint256 _id) external view returns (address) {
return address(bettingDetails[_id].token);
}
function getUsersCount(uint256 _id)
external
view
returns (
uint256,
uint256,
uint256
)
{
Betting memory _bettingDetails = bettingDetails[_id];
return (
_bettingDetails.usersCountTeamA,
_bettingDetails.usersCountTeamB,
_bettingDetails.usersCountDraw
);
}
function getUserBets(address _user, uint256 _id)
external
view
returns (uint256)
{
return userBets[_user][_id];
}
function getUserChoice(address _user, uint256 _id)
external
view
returns (uint256)
{
return userChoice[_user][_id];
}
function getUserClaim(address _user, uint256 _id)
external
view
returns (bool)
{
return userClaimed[_user][_id];
}
function getUserClaimAmount(address _user, uint256 _id)
public
view
returns (uint256)
{
Betting memory _bettingDetails = bettingDetails[_id];
ResultStatus resultstatus = resultStatus[_id];
uint256 amount = userBets[_user][_id];
uint8 choice = userChoice[_user][_id];
if (resultstatus == ResultStatus.NotDeclare) {
return 0;
} else if (resultstatus == ResultStatus.Cancel) {
return amount;
} else if (resultstatus == ResultStatus.WinnerA) {
return
(choice == 1)
? (_bettingDetails.finalBettingAmount * amount) /
(_bettingDetails.totalBetsA)
: 0;
} else if (resultstatus == ResultStatus.WinnerB) {
return
(choice == 2)
? (_bettingDetails.finalBettingAmount * amount) /
(_bettingDetails.totalBetsB)
: 0;
} else {
return
(choice == 3)
? (_bettingDetails.finalBettingAmount * amount) /
(_bettingDetails.totalBetsDraw)
: 0;
}
}
} |