-
Notifications
You must be signed in to change notification settings - Fork 0
/
SkyLinkPayments.sol
94 lines (82 loc) · 3.25 KB
/
SkyLinkPayments.sol
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;
import "./SkyLinkAccessControl.sol";
/**
* @title SkyLinkPayments
* @dev A contract that manages fees and payments within the SkyLink Protocol.
*/
contract SkyLinkPayments is SkyLinkAccessControl {
/**
* @dev Constructs a new `SkyLinkPayments` contract with the specified fees for each fee class.
* @param _classAFee The fee amount for fee class A.
* @param _classBFee The fee amount for fee class B.
* @param _classCFee The fee amount for fee class C.
*/
constructor(
uint _classAFee,
uint _classBFee,
uint _classCFee
) SkyLinkAccessControl() {
setFee(FeeClass.A, _classAFee);
setFee(FeeClass.B, _classBFee);
setFee(FeeClass.C, _classCFee);
}
// Enum defining fee classes.
enum FeeClass {
A,
B,
C
}
// Mapping to store fee amounts for each fee class (WEI).
mapping(FeeClass => uint) private feeHashMap;
/**
* @dev Sets the fee amount for a specific fee class.
* @param _class The fee class to set the fee for.
* @param _feeAmount The fee amount to set (WEI).
*/
function setFee(FeeClass _class, uint _feeAmount) public onlySkyLink {
feeHashMap[_class] = _feeAmount;
}
/**
* @dev Retrieves the fee amount for a specific fee class.
* @param _class The fee class to query.
* @return The fee amount for the specified fee class.
*/
function getFee(FeeClass _class) public view returns (uint) {
return feeHashMap[_class];
}
/**
* @dev Allows the contract owners to withdraw the contract's balance.
*/
function withdraw() external onlySkyLink {
payable(msg.sender).transfer(address(this).balance);
}
// Modifiers
/**
* @dev Modifier to ensure that a payment is initialized with at least a minimum value.
* @param _minValue The minimum payment value required.
*/
modifier initPayment(uint _minValue) {
require(msg.value >= _minValue);
_;
}
// ────────────────────────────────────────────────────────────────────────
// │ │
// │ TESTING SECTION │
// │ │
// ────────────────────────────────────────────────────────────────────────
// This section contains functions that are used for testing purposes only.
// These functions should NEVER be used in production code!
// These functions should be uncommented before running HardHat unit tests.
/*********************
function deposit()
external
payable
onlySkyLink
initPayment(getFee(FeeClass.A))
{}
function getContractBalance() external view onlySkyLink returns (uint) {
return address(this).balance;
}
*********************/
}