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FertilizerFacet.sol
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FertilizerFacet.sol
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/**
* SPDX-License-Identifier: MIT
**/
pragma solidity ^0.7.6;
pragma experimental ABIEncoderV2;
import {AppStorage} from "../AppStorage.sol";
import "../../libraries/Token/LibTransfer.sol";
import "../../libraries/LibFertilizer.sol";
import "../../C.sol";
import {LibDiamond} from "../../libraries/LibDiamond.sol";
/**
* @author Publius
* @title Handles Sprouting Beans from Sprout Tokens
**/
contract FertilizerFacet {
using SafeMath for uint256;
using LibSafeMath128 for uint128;
event SetFertilizer(uint128 id, uint128 bpf);
AppStorage internal s;
struct Supply {
uint128 endBpf;
uint256 supply;
}
function claimFertilized(uint256[] calldata ids, LibTransfer.To mode)
external
payable
{
uint256 amount = C.fertilizer().beanstalkUpdate(msg.sender, ids, s.bpf);
LibTransfer.sendToken(C.bean(), amount, msg.sender, mode);
}
function mintFertilizer(
uint128 amount,
uint256 minLP,
LibTransfer.From mode
) external payable {
uint128 remaining = uint128(LibFertilizer.remainingRecapitalization().div(1e6)); // remaining <= 77_000_000 so downcasting is safe.
if (amount > remaining) amount = remaining;
amount = uint128(LibTransfer.receiveToken(
C.usdc(),
uint256(amount).mul(1e6),
msg.sender,
mode
).div(1e6)); // return value <= amount, so downcasting is safe.
uint128 id = LibFertilizer.addFertilizer(
uint128(s.season.current),
amount,
minLP
);
C.fertilizer().beanstalkMint(msg.sender, uint256(id), amount, s.bpf);
}
function addFertilizerOwner(
uint128 id,
uint128 amount,
uint256 minLP
) external payable {
LibDiamond.enforceIsContractOwner();
C.usdc().transferFrom(
msg.sender,
address(this),
uint256(amount).mul(1e6)
);
LibFertilizer.addFertilizer(id, amount, minLP);
}
function payFertilizer(address account, uint256 amount) external payable {
require(msg.sender == C.fertilizerAddress());
LibTransfer.sendToken(
C.bean(),
amount,
account,
LibTransfer.To.INTERNAL
);
}
function totalFertilizedBeans() external view returns (uint256 beans) {
return s.fertilizedIndex;
}
function totalUnfertilizedBeans() external view returns (uint256 beans) {
return s.unfertilizedIndex - s.fertilizedIndex;
}
function totalFertilizerBeans() external view returns (uint256 beans) {
return s.unfertilizedIndex;
}
function getFertilizer(uint128 id) external view returns (uint256) {
return s.fertilizer[id];
}
function getNext(uint128 id) external view returns (uint128) {
return LibFertilizer.getNext(id);
}
function getFirst() external view returns (uint128) {
return s.fFirst;
}
function getLast() external view returns (uint128) {
return s.fLast;
}
function getActiveFertilizer() external view returns (uint256) {
return s.activeFertilizer;
}
function isFertilizing() external view returns (bool) {
return s.season.fertilizing;
}
function beansPerFertilizer() external view returns (uint128 bpf) {
return s.bpf;
}
function getHumidity(uint128 _s) external pure returns (uint128 humidity) {
humidity = LibFertilizer.getHumidity(_s);
}
function getCurrentHumidity() external view returns (uint128 humidity) {
humidity = LibFertilizer.getHumidity(s.season.current);
}
function getEndBpf() external view returns (uint128 endBpf) {
endBpf = s.bpf.add(LibFertilizer.getBpf(uint128(s.season.current)));
}
function remainingRecapitalization() external view returns (uint256) {
return LibFertilizer.remainingRecapitalization();
}
function balanceOfUnfertilized(address account, uint256[] memory ids)
external
view
returns (uint256 beans)
{
return C.fertilizer().balanceOfUnfertilized(account, ids);
}
function balanceOfFertilized(address account, uint256[] memory ids)
external
view
returns (uint256 beans)
{
return C.fertilizer().balanceOfFertilized(account, ids);
}
function balanceOfFertilizer(address account, uint256 id)
external
view
returns (IFertilizer.Balance memory)
{
return C.fertilizer().lastBalanceOf(account, id);
}
function balanceOfBatchFertilizer(
address[] memory accounts,
uint256[] memory ids
) external view returns (IFertilizer.Balance[] memory) {
return C.fertilizer().lastBalanceOfBatch(accounts, ids);
}
function getFertilizers()
external
view
returns (Supply[] memory fertilizers)
{
uint256 numFerts = 0;
uint128 idx = s.fFirst;
while (idx > 0) {
numFerts = numFerts.add(1);
idx = LibFertilizer.getNext(idx);
}
fertilizers = new Supply[](numFerts);
numFerts = 0;
idx = s.fFirst;
while (idx > 0) {
fertilizers[numFerts].endBpf = idx;
fertilizers[numFerts].supply = LibFertilizer.getAmount(idx);
numFerts = numFerts.add(1);
idx = LibFertilizer.getNext(idx);
}
}
}