Actions

CREATEMARKET

Creates a new market for the token pair.

This action is triggered by admin to create the market pair.

• authority: admin

• requirements: none

args

• {extended_symbol} bid_token: extended symbol of the buy token to create token pair

• {extended_asset} ask_token: extended asset of the sell token to create token pair

• {uint16_t} order_min: min order to place

• {uint8_t} status_code: status code of the market pair

• {uint64_t} ask_oracle_index: index of the oracle to get price of token from feed

example

{
  "account": "metalpay",
  "name": "createmarket",
  "data": {
    "bid_token": {
      "quantity": "4.0000 XPR",
      "contract": "eosio.token"
    },
    "ask_token": {
      "sym": "4.0000 XMT",
      "contract": "xtokens"
    },
    "order_min": "10",
    "status_code": "1",
    "ask_oracle_index": "1"
  }
}

UPDATEMARKET

Update an exisitng market for status change or min order.

• authority: admin

• requirements: market id should be existed for an update

args

• {uint16_t} market_id: id of the token pair to update

• {uint64_t} order_min: min order to place

• {uint8_t} status_code: status code of the market

• {uint64_t} ask_oracle_index: index of the oracle to get price of token from feed

example

{
  "account": "admin",
  "name": "updatemarket",
  "data": {
    "market_id": "2",
    "order_min": "10",
    "status_code": "3",
    "ask_oracle_index": "2",
  }
}

PLACEORDER

Creates a new order and place it into orderq or sltp table.

This action is triggered by any user who has sufficient funds to trade token pairs.

• authority: user

• requirements: none

args

• {uint16_t} market_id: id of the token pair

• {name} account: name of the account holder who would like to buy/sell

• {uint8_t} order_type: type of order, LIMIT(1), STOPLOSS(2) or TAKEPROFIT(3)

• {uint8_t} order_side: indicates order side is BUY(1)/SELL(2)

• {uint64_t} quantity: quantity to be traded

• {uint64_t} price: quoted price by the user

• {extended_symbol} bid_symbol: extended symbol of the buy token from the market id(token pair)

• {extended_symbol} ask_symbol: extended symbol of the ask token from the market id(token pair)

• optional{uint64_t} trigger_price: price at which order triggered from sltp to orderq, used for stoploss and takeprofit orders

• optional{uint8_t} fill_type: fill type of the order, options are GTC(Good Till Expiry) EXPIRY), IOC(Immediate Or Cancel) and POST_ONLY(a limit order placed by a user will never match with any orders already on the book)

• {name} referrer: name of the referrer account(the referrer would get a share in fees)

example

{
  "account": "trader",
  "name": "placeorder",
  data: {
    "market_id": 1,
    "account": "trader",
    "order_type": 1,
    "order_side": 2,
    "quantity": 100000000,
    "price": 1,
    "bid_symbol": {
        "sym": "8,XETH",
        "contract": "eosio.token"
    },
    "ask_symbol": {
        "sym": "4,XMT",
        "contract": "eosio.token"
    },
    "trigger_price": 0,
    "fill_type": 1
  }
}

PROCESS

This action is used to process the orders in the orderQ. It does apply to all orders irrespective of market-id's.

• authority: user

• requirements: none

args

• {uint16_t} size: size of the orders to process

example

{
  "account": "user",
  "name": "process",
  "data": {
    "size": "50"
  }
}

PROCESSSLTP

This action is used to process the stoploss and takeprofit orders in the orderQ.

• authority: user

• requirements: none

args

• {uint16_t} market_id: process orders for specific market

• {uint16_t} size: size(number) of the orders to process

example

{
  "account": "user",
  "name": "processsltp",
  "data": {
    "market_id": "2",
    "size": "20"
  }
}

CANCELORDER

This action is used to cancel orders that are queued in stoploss or orderq or orderbook.

• authority: user

• requirements: none

args

• {name} account: name of the account that order belongs to

• {uint64_t} order_id: id of the order

example

{
  "account": "dex",
  "name": "cancelorder",
  "data": {
    "account": "alice",
    "order_id": "23"
  }
}

PAUSEDEX

This action is used to pause and resume all activities/actions on DEX.

• authority: admin

• requirements: none

args

• {bool} status: status to be updated

example

{
  "account": "admin",
  "name": "pausedex",
  "data": {
    "status": "true"
  }
}

SETFEEACNT

All fees collected through DEX trading would be deposited into fee account. The fee account can be updated by admin.

• authority: admin

• requirements: none

args

• {name} account: fee account to be updated

example

{
  "account": "admin",
  "name": "setfeeacnt",
  "data": {
    "account": "bob"
  }
}

SETUSERTIER

Both maker and taker fees collected based on user acitivitiy on DEX. User tier would be calculated based on 30d average colume and it can be assigned through action by admin.

• authority: admin

• requirements: none

args

• {name} account: fee account to be updated

• {uint8_t} tier: tier value

example

{
  "account": "admin",
  "name": "setusertier",
  "data": {
    "account": "alice",
    "tier": "2"
  }
}