smartcontracts/multisignature.sol at main · Potlimuralimohan/smartcontracts · GitHub

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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

contract DAOMembership {
    address public Owner;
    uint256 public DaoCount;
    /*
    enum CheckStatue {
        applyForEntry,
        approveEntry
    }
    */


    error AlreadyDaoMember();
    error AlreadyApplyForDaoMember();
    error NotAllowed();
    error AlreadyApproved();
    error NotDaoMember();
    error disapprovedCheck();
    error NotApprovedForDao();


    mapping(address=>bool) public members0fDao;
    mapping (address=>mapping (address=>bool))public approveEntryCheck;
    mapping (address=>mapping (address=>bool))public disapproveEntryCheck;
    mapping (address=>bool)public ApplyForDao;
    mapping(address=>uint)public  ApprovalCount;
    mapping (address=>uint) public disapproveCount;
    mapping (address=>bool) public CheckForDisapproval;


    //CheckStatue  public chek;
    constructor(){
        Owner=msg.sender;
        members0fDao[Owner]=true;
        DaoCount=1;
    }

    //To apply for membership of DAO
    function applyForEntry() public {
        if(CheckForDisapproval[msg.sender]==true){
            revert NotAllowed();
        }
        if(DaoCount<1){
            revert NotAllowed();
        }
        if(members0fDao[msg.sender]==true){
            revert AlreadyDaoMember();
        }
        if(ApplyForDao[msg.sender]==true){
            revert AlreadyApplyForDaoMember();
        }

        ApplyForDao[msg.sender]=true;
        //chek=CheckStatue.applyForEntry;
        //CheckForDisapproval[msg.sender]=true;

    }

    //To approve the applicant for membership of DAO
    function approveEntry(address _applicant) public {
        if(CheckForDisapproval[_applicant]==true){
            revert disapprovedCheck();
        }
        if(msg.sender==_applicant || Owner ==_applicant){
            revert NotAllowed();
        }
        /*
        if(ApplyForDao[_applicant] != true){
            revert NotApprovedForDao();
        }
        */
        if(members0fDao[msg.sender]==false){
            revert NotDaoMember();
        }
        if(approveEntryCheck[msg.sender][_applicant]==true){
            revert AlreadyApproved();
        }
        if(disapproveEntryCheck[msg.sender][_applicant]==true){
            revert disapprovedCheck();
        }
        ApprovalCount[_applicant]+=1;
        uint Percentage = (ApprovalCount[_applicant] * 100) / DaoCount;

        if(Percentage >= 30){
            members0fDao[_applicant]=true;
            DaoCount+=1;
        }

        //ELigibleForMembershipDao[_applicant]=true;
        approveEntryCheck[msg.sender][_applicant]=true;
        //ApplyForDao[_applicant]==false;
        //LeaveDaoMemberShip[_applicant]=true;
    }

    //To disapprove the applicant for membership of DAO
    function disapproveEntry(address _applicant) public  {
        if(msg.sender==_applicant || Owner ==_applicant){
            revert NotAllowed();
        }
        if(CheckForDisapproval[_applicant]==true){
            revert NotApprovedForDao();
        }
        if(members0fDao[msg.sender]==false){
            revert NotDaoMember();
        }
        if(disapproveEntryCheck[msg.sender][_applicant]==true){
            revert AlreadyApproved();
        }
        disapproveCount[_applicant]+=1;

        disapproveEntryCheck[msg.sender][_applicant]= true;

        if(DaoCount <= 2){
            if(msg.sender == Owner){
                CheckForDisapproval[_applicant]=true;
            }
        }
         uint Percentage = (disapproveCount[_applicant] * 100) / DaoCount;


        if(Percentage >= 70){
            //members0fDao[_applicant]=false;
            //CheckForDisapproval[_memberToRemove]=true;
            disapproveEntryCheck[msg.sender][_applicant]==true;
            CheckForDisapproval[_applicant]=true;
            //DaoCount-=1;
        }
        //chek==CheckStatue.approveEntry;
        //ApplyForDao[_applicant]==false;
        //CheckForDisapproval[_applicant]=true;


    }

    //To remove a member from DAO
    function removeMember(address _memberToRemove) public {
        if(_memberToRemove == msg.sender){
            revert NotAllowed();
        }
        if(members0fDao[_memberToRemove]==false){
            revert NotDaoMember();
        }
        if(members0fDao[msg.sender]==false){
            revert NotDaoMember();
        }
        if(CheckForDisapproval[_memberToRemove]==true){
            revert NotApprovedForDao();
        }
        disapproveCount[_memberToRemove]+=1;

        uint Percentage = (disapproveCount[_memberToRemove] * 100) / (DaoCount-1);


        if(Percentage >= 70){
            members0fDao[_memberToRemove]=false;
            CheckForDisapproval[_memberToRemove]=true;
            disapproveEntryCheck[msg.sender][_memberToRemove]==true;
            DaoCount-=1;
        }
    }

    //To leave DAO
    function leave() public {
        if(members0fDao[msg.sender]==false){
            revert NotDaoMember();
        }
        members0fDao[msg.sender]=false;
        DaoCount-=1;
        CheckForDisapproval[msg.sender]=true;

    }

    //To check membership of DAO
    function isMember(address _user) public view returns (bool) {
        if(members0fDao[msg.sender]==false){
            revert NotDaoMember();
        }
        if(members0fDao[_user]==true){
            return true;
        }
        else{
            return false;
        }
    }

    //To check total number of members of the DAO
    function totalMembers() public view returns (uint256) {
        if(members0fDao[msg.sender]==false){
            revert NotDaoMember();
        }
        return DaoCount;
    }
}