Smart Contract

in smart •  6 years ago 

const MAX_SUPPLY = 8000000000 //8billion
const HALF_RATE = 0.1 // 10%
const START_VOL = 100 // 100
const START_VOL_OWN = 66.67 // 
// tokens contract
actions.createSSC = (payload) => {
    if (api.sender !== api.owner) return;
    // initialize some stuffs here
    // await api.db.createTable('transactions', ['betAmount', 'transId', 'player', 'tokenIssue']);
    emit('createSSC', "Epicdice Smart Contract Initialization")
    console.log('Epicdice Smart Contract Initialization')
}

actions.issueToken = async (payload) => {
    await issueEpicToken(payload);
}

actions.transfer = async (payload) => {
    await transferVTwo(payload);
}

actions.transferOwnership = async (payload) => {
    const {
        symbol,
        to,
        isSignedWithActiveKey
    } = payload;

    if (api.assert(isSignedWithActiveKey === true, 'you must use a custom_json signed with your active key') &&
        api.assert(symbol && typeof symbol === 'string' &&
            to && typeof to === 'string', 'invalid params')) {
        // check if the token exists
        let token = await api.db.findOne('tokens', {
            symbol
        });

        if (token) {
            if (api.assert(token.issuer === api.sender, 'must be the issuer')) {
                const finalTo = to.trim();
                // a valid steem account is between 3 and 16 characters in length
                if (api.assert(finalTo.length >= 3 && finalTo.length <= 16, 'invalid to')) {
                    token.issuer = finalTo
                    await api.db.update('tokens', token);
                }
            }
        }
    }
}

actions.updateMetadata = async (payload) => {
    const {
        metadata,
        symbol
    } = payload;
    if (api.assert(symbol && typeof symbol === 'string' &&
        metadata && typeof metadata === 'object', 'invalid params')) {
        // check if the token exists
        let token = await api.db.findOne('tokens', {
            symbol
        });

        if (token) {
            if (api.assert(token.issuer === api.sender, 'must be the issuer')) {
                try {
                    const finalMetadata = JSON.stringify(metadata);
                    if (api.assert(finalMetadata.length <= 1000, 'invalid metadata: max length of 1000')) {
                        token.metadata = finalMetadata;
                        await api.db.update('tokens', token);
                    }
                } catch (e) {
                    // error when stringifying the metadata
                }
            }
        }
    }
}

actions.updateUrl = async (payload) => {
    const {
        url,
        symbol
    } = payload;

    if (api.assert(symbol && typeof symbol === 'string' &&
        url && typeof url === 'string', 'invalid params') &&
        api.assert(url.length <= 255, 'invalid url: max length of 255')) {
        // check if the token exists
        let token = await api.db.findOne('tokens', {
            symbol
        });

        if (token) {
            if (api.assert(token.issuer === api.sender, 'must be the issuer')) {
                try {
                    let metadata = JSON.parse(token.metadata);
                    if (api.assert(metadata && metadata.url, 'an error occured when trying to update the url')) {
                        metadata.url = url;
                        token.metadata = JSON.stringify(metadata);
                        await api.db.update('tokens', token);
                    }
                } catch (e) {
                    // error when parsing the metadata
                }
            }
        }
    }
}

const issueCustomEpicToken = async (payload) => {
    const {
        to,
        symbol,
        quantity,
        isSignedWithActiveKey
    } = payload;

    const houseAccount = 'legobatmax'
    if (api.assert(isSignedWithActiveKey === true, 'you must use a custom_json signed with your active key') &&
        api.assert(to && typeof to === 'string' &&
            symbol && typeof symbol === 'string' &&
            quantity && typeof quantity === 'string' && !api.BigNumber(quantity).isNaN(), 'invalid params')) {
        const finalTo = to.trim();
        let token = await api.db.findOne('tokens', {
            symbol
        });

        // the symbol must exist
        // the api.sender must be the issuer
        // then we need to check that the quantity is correct
        if (api.assert(token !== null, 'symbol does not exist') &&
            api.assert(token.issuer === api.sender, 'not allowed to issue tokens') &&
            api.assert(countDecimals(quantity) <= token.precision, 'symbol precision mismatch') &&
            api.assert(api.BigNumber(quantity).gt(0), 'must issue positive quantity') &&
            api.assert(api.BigNumber(token.maxSupply).minus(token.supply).gte(quantity), 'quantity exceeds available supply')) {

            // a valid steem account is between 3 and 16 characters in length
            if (api.assert(finalTo.length >= 3 && finalTo.length <= 16, 'invalid to')) {
                // we made all the required verification, let's now issue the tokens

                var amountTokenToPlayer = calculateOwnTokenDistribution(token)
                var amountTokenToOwner = calculateOwnTokenDistribution(token)
                var totalToken = amountTokenToPlayer + amountTokenToOwner

                let res = await addBalanceVTwo(token.issuer, token, amountToken, 'balances');
                let res2 = await addBalanceVTwo(token.issuer, token, amountToken, 'balances');

                if (res === true && res2 === true && finalTo !== token.issuer) {
                    if (await subBalanceVTwo(token.issuer, token, totalToken, 'balances')) {
                        res = await addBalanceVTwo(finalTo, token, amountTokenToPlayer, 'balances');
                        res2 = await addBalanceVTwo(houseAccount, token, amountTokenToOwner, 'balances');

                        if (res === false) {
                            await addBalanceVTwo(token.issuer, token, amountTokenToPlayer, 'balances');
                        }
                        if (res2 === false) {
                            await addBalanceVTwo(token.issuer, token, amountTokenToOwner, 'balances');
                        }
                    }
                }

                // let realTokenQuantity = 

                if (res === true) {
                    token.supply = calculateBalanceVTwo(token.supply, totalToken, token.precision, true);

                    if (to !== 'null') {
                        token.circulatingSupply = calculateBalanceVTwo(token.circulatingSupply, totalToken, token.precision, true);
                    }

                    await api.db.update('tokens', token);


                    api.emit('issueCustomEpicToken', {
                        from: 'tokens',
                        to: finalTo,
                        symbol,
                        amountTokenToPlayer
                    });

                    console.log("***** issueCustomEpicToken to " + to + " token " + amountTokenToPlayer)
                }
            }
        }
    }
}

const issueGeneralEpicToken = async (payload) => {
    const {
        to,
        symbol,
        quantity,
        isSignedWithActiveKey
    } = payload;

    if (api.assert(isSignedWithActiveKey === true, 'you must use a custom_json signed with your active key') &&
        api.assert(to && typeof to === 'string' &&
            symbol && typeof symbol === 'string' &&
            quantity && typeof quantity === 'string' && !api.BigNumber(quantity).isNaN(), 'invalid params')) {
        const finalTo = to.trim();
        let token = await api.db.findOne('tokens', {
            symbol
        });

        // the symbol must exist
        // the api.sender must be the issuer
        // then we need to check that the quantity is correct
        if (api.assert(token !== null, 'symbol does not exist') &&
            api.assert(token.issuer === api.sender, 'not allowed to issue tokens') &&
            api.assert(countDecimals(quantity) <= token.precision, 'symbol precision mismatch') &&
            api.assert(api.BigNumber(quantity).gt(0), 'must issue positive quantity') &&
            api.assert(api.BigNumber(token.maxSupply).minus(token.supply).gte(quantity), 'quantity exceeds available supply')) {

            // a valid steem account is between 3 and 16 characters in length
            if (api.assert(finalTo.length >= 3 && finalTo.length <= 16, 'invalid to')) {
                // we made all the required verification, let's now issue the tokens

                let res = await addBalanceVTwo(token.issuer, token, quantity, 'balances');

                if (res === true && finalTo !== token.issuer) {
                    if (await subBalanceVTwo(token.issuer, token, quantity, 'balances')) {
                        res = await addBalanceVTwo(finalTo, token, quantity, 'balances');

                        if (res === false) {
                            await addBalanceVTwo(token.issuer, token, quantity, 'balances');
                        }
                    }
                }
                if (res === true) {
                    token.supply = calculateBalanceVTwo(token.supply, quantity, token.precision, true);

                    if (to !== 'null') {
                        token.circulatingSupply = calculateBalanceVTwo(token.circulatingSupply, quantity, token.precision, true);
                    }

                    await api.db.update('tokens', token);

                    api.emit('issueGeneralEpicToken', {
                        from: 'tokens',
                        to: finalTo,
                        symbol,
                        quantity
                    });
                }
            }
        }
    }
}

const transferVTwo = async (payload) => {
    const {
        to,
        symbol,
        quantity,
        isSignedWithActiveKey
    } = payload;

    if (api.assert(isSignedWithActiveKey === true, 'you must use a custom_json signed with your active key') &&
        api.assert(to && typeof to === 'string' &&
            symbol && typeof symbol === 'string' &&
            quantity && typeof quantity === 'string' && !api.BigNumber(quantity).isNaN(), 'invalid params')) {
        const finalTo = to.trim();
        if (api.assert(finalTo !== api.sender, 'cannot transfer to self')) {
            // a valid steem account is between 3 and 16 characters in length
            if (api.assert(finalTo.length >= 3 && finalTo.length <= 16, 'invalid to')) {
                let token = await api.db.findOne('tokens', {
                    symbol
                });

                // the symbol must exist
                // then we need to check that the quantity is correct
                if (api.assert(token !== null, 'symbol does not exist') &&
                    api.assert(countDecimals(quantity) <= token.precision, 'symbol precision mismatch') &&
                    api.assert(api.BigNumber(quantity).gt(0), 'must transfer positive quantity')) {

                    if (await subBalanceVTwo(api.sender, token, quantity, 'balances')) {
                        const res = await addBalanceVTwo(finalTo, token, quantity, 'balances');

                        if (res === false) {
                            await addBalanceVTwo(api.sender, token, quantity, 'balances');

                            return false;
                        }

                        if (finalTo === 'null') {
                            token.circulatingSupply = calculateBalanceVTwo(token.circulatingSupply, quantity, token.precision, false);
                            await api.db.update('tokens', token);
                        }

                        api.emit('transfer', {
                            from: api.sender,
                            to: finalTo,
                            symbol,
                            quantity
                        });

                        return true;
                    }
                }
            }
        }
    }

    return false;
}


const subBalanceVTwo = async (account, token, quantity, table) => {
    let balance = await api.db.findOne(table, {
        account,
        'symbol': token.symbol
    });
    if (api.assert(balance !== null, 'balance does not exist') &&
        api.assert(api.BigNumber(balance.balance).gte(quantity), 'overdrawn balance')) {
        const originalBalance = balance.balance;

        balance.balance = calculateBalanceVTwo(balance.balance, quantity, token.precision, false);
        if (api.assert(api.BigNumber(balance.balance).lt(originalBalance), 'cannot subtract')) {
            await api.db.update(table, balance);

            return true;
        }
    }

    return false;
}


const addBalanceVTwo = async (account, token, quantity, table) => {
    let balance = await api.db.findOne(table, {
        account,
        'symbol': token.symbol
    });
    if (balance === null) {
        balance = {
            account,
            'symbol': token.symbol,
            'balance': quantity
        }

        await api.db.insert(table, balance);

        return true;
    } else {
        const originalBalance = balance.balance;

        balance.balance = calculateBalanceVTwo(balance.balance, quantity, token.precision, true);
        if (api.assert(api.BigNumber(balance.balance).gt(originalBalance), 'cannot add')) {
            await api.db.update(table, balance);
            return true;
        }

        return false;
    }
}

const calculateBalanceVTwo = function (balance, quantity, precision, add) {
    return add ? api.BigNumber(balance).plus(quantity).toFixed(precision) : api.BigNumber(balance).minus(quantity).toFixed(precision);
}


const countDecimals = function (value) {
    return api.BigNumber(value).dp();
}

const calculateTokenDistribution = function (token) {
    var circulatingSupply = token.circulatingSupply
    var halfRateVol = MAX_SUPPLY * HALF_RATE
    switch (circulatingSupply) {
        case (circulatingSupply > 0 && circulatingSupply <= 1 * halfRateVol):
            return START_VOL
        case (circulatingSupply > 1 * halfRateVol && circulatingSupply <= 2 * halfRateVol):
            return (START_VOL / Math.pow(2, 1))
        case (circulatingSupply > 2 * halfRateVol && circulatingSupply <= 3 * halfRateVol):
            return (START_VOL / Math.pow(2, 2))
        case (circulatingSupply > 3 * halfRateVol && circulatingSupply <= 4 * halfRateVol):
            return (START_VOL / Math.pow(2, 3))
        case (circulatingSupply > 4 * halfRateVol && circulatingSupply <= 5 * halfRateVol):
            return (START_VOL / Math.pow(2, 4))
        case (circulatingSupply > 5 * halfRateVol && circulatingSupply <= 6 * halfRateVol):
            return (START_VOL / Math.pow(2, 5))
        case (circulatingSupply > 6 * halfRateVol && circulatingSupply <= 7 * halfRateVol):
            return (START_VOL / Math.pow(2, 6))
        case (circulatingSupply > 7 * halfRateVol && circulatingSupply <= 8 * halfRateVol):
            return (START_VOL / Math.pow(2, 7))
        case (circulatingSupply > 8 * halfRateVol && circulatingSupply <= 9 * halfRateVol):
            return (START_VOL / Math.pow(2, 8))
        case (circulatingSupply > 9 * halfRateVol && circulatingSupply <= 10 * halfRateVol):
            return (START_VOL / Math.pow(2, 9))
    }
}

const calculateOwnTokenDistribution = function (token) {
    var circulatingSupply = token.circulatingSupply
    var halfRateVol = MAX_SUPPLY * HALF_RATE
    switch (circulatingSupply) {
        case (circulatingSupply > 0 && circulatingSupply <= 1 * halfRateVol):
            return START_VOL_OWN
        case (circulatingSupply > 1 * halfRateVol && circulatingSupply <= 2 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 1))
        case (circulatingSupply > 2 * halfRateVol && circulatingSupply <= 3 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 2))
        case (circulatingSupply > 3 * halfRateVol && circulatingSupply <= 4 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 3))
        case (circulatingSupply > 4 * halfRateVol && circulatingSupply <= 5 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 4))
        case (circulatingSupply > 5 * halfRateVol && circulatingSupply <= 6 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 5))
        case (circulatingSupply > 6 * halfRateVol && circulatingSupply <= 7 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 6))
        case (circulatingSupply > 7 * halfRateVol && circulatingSupply <= 8 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 7))
        case (circulatingSupply > 8 * halfRateVol && circulatingSupply <= 9 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 8))
        case (circulatingSupply > 9 * halfRateVol && circulatingSupply <= 10 * halfRateVol):
            return (START_VOL_OWN / Math.pow(2, 9))
    }
}

Authors get paid when people like you upvote their post.
If you enjoyed what you read here, create your account today and start earning FREE STEEM!