Harmony
Contract API endpoints
Please refer to the smart contract documentation for Harmony for instructions on how to use these API endpoints with their smart contracts.
Harmony CONTRACT API
Call API
Method name
Param
Return
Description
Trade related
getPrice()
-
uint256
get the curent pool state
Yes
getMaxTransaction()
-
uint256
get max amount per transaction
Yes
getMinTransaction()
-
uint256
get min amount per transaction
Yes
getEstimatedBuyReceiveAmount(uint256 amount)
uint256
uint256
Returns the amount of trading token to receive
Yes
getEstimatedSellReceiveAmount(uint256 amount)
uint256
uint256
Returns the amount of base token to receive
Yes
pendingFeeEarn()
-
uint256
Return amount of UP token the user can claim
No
getMaxRatio()
-
uint256
%Max amount per trade
Yes
getSTATE()
-
uint256
If the pair is open for trading:[0 - close , 1 - open]
Yes
getSeedBuyRate()
-
uint256
Rebates %[Out of 100000]
Yes
getFEE()
-
uint256
%FEE for the pair[Out of 100000]
Yes
totalSupply()
-
uint256
Return Total Supply of liquidity token
No
balanceOf(address owner)
address
uint256
Return user liquidity balance
No
name()
-
string
Return Liquidity name Symbol
No
symbol()
-
string
Return Liquidity Token Symbol
No
decimals()
-
uint28
Return Liquidity Token Decimals
No
Send API
Method name
Param
Return
Payable
Description
Buy
address
uint256
Yes
True
When a user buys a trading token.Example UP/ONE, a user would like to BUY UP using 1 ONE param would be user account address, call value would be 1 ONE
Sell
uint256
uint256
No
When a user sells a trading token.Example UP/ONE, a user would like to SELL 10 UP.The webapp *must( send an approval before executing sell function. Param would be 1e19[Up has 18 decimals we are selling 10 UP]
DepositSupply
-
uint256
Yes
No
True
For Liquidity Providers to deposit their tokens approval/allowance must be given before trigerring this function
WithdrawSupply
uint256
bool
-
No
False
Liquidity providers to withdraw their liquidity
ClaimFee
-
uint256
-
No
False
Liquidity providers to claim the UP fees earn from the smart contract
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