Create SimpleVoting.sol

Created an Idea for the smart contract. 
- Create Candidate and store them in an array
- Create Stakeholders and store them in an array respectively

smart-contract/contracts/SimpleVoting.sol

@@ -0,0 +1,105 @@
+// SPDX-License-Identifier: MIT
+
+pragma solidity ^0.8.0;
+
+contract SimpleVoting {
+    //state variables
+    address public chairman; //address of chairman
+
+    //STAKEHOLDER VARIABLES
+    mapping (address => Stakeholder) public stakeholders; //hold list of all stakeholders registered
+    Stakeholder [] public stakeholdersList; //hold list of all stakeholders registered
+
+    address [] public BODList; //holds list of all board of directors registered by the Chairman
+    address [] public teachersList; //holds list of all teachers registered by the Chairman
+    address [] public studentList; //holds list of all students registered by the Chairman
+
+    enum Role{ BOD, TEACHER, STUDENT }//enum to rep the possible roles an address can take
+
+    struct Stakeholder { 
+        Role role;
+        bool voted;  // if true, that person already voted
+        uint8 candidateChosen; // index of the candidate voted for
+        address registeredAddress; //address that registered stakeholder
+    } // struct of the details for each stakeholder
+
+    Candidate [] public candidatesList; //holds list of all candidates registered by the Chairman
+    struct Candidate {
+        uint256 candidateID;
+        bytes candidateName;
+        uint8 votesReceived;
+        address registeredAddress; //address that registered candidate
+        /*
+        uint8 votesReceivedBOD
+        uint8 votesReceivedTeachers
+        uint8 votesReceivedStudents
+        */
+    } // struct of the details for each Cabdidates  
+
+    //Modifier
+    modifier onlyByChairman() {
+      require(msg.sender == chairman, "Only Chairman can do this.");
+      _;
+   }
+
+    function createStakeHolder (address _address, Role _role) public onlyByChairman {
+        stakeholders[_address] = Stakeholder(_role, false, 8, msg.sender);
+        if (stakeholders[_address].role == Role(0)){
+            BODList.push(_address);
+        }
+        if (stakeholders[_address].role == Role(1)){
+            teachersList.push(_address);
+        }
+        if (stakeholders[_address].role == Role(2)){
+            studentList.push(_address);
+        }
+    }
+
+    function createCandidate ( string memory _candidateName) public onlyByChairman {
+        uint256 candidateID;
+        if (candidatesList.length == 0) {
+            candidateID = 0;
+        } else {
+            candidateID = candidatesList.length;
+        }
+        bytes memory candidateName = toBytes(_candidateName);
+        candidatesList.push( Candidate(candidateID, candidateName, 0, msg.sender));
+    }
+
+    constructor (){
+        chairman = msg.sender;
+        votingActive = false;
+        resultsActive = false;
+    }
+
+    function toBytes(string memory _name) public pure returns (bytes memory) {
+        return abi.encodePacked(_name);
+    }
+
+    //ENABLE AND DISABLE VOTING PROCESS ON OR OFF
+    //ENABLE AND DISABLE VOTING PROCESS ON OR OFF
+    //ENABLE AND DISABLE VOTING PROCESS ON OR OFF
+    bool public votingActive;
+
+    function toggleVoting () public onlyByChairman {
+        if (votingActive){
+            votingActive = false;
+        } else {
+            votingActive = true;
+        }
+    }
+
+
+
+    // ENABLE VIEWING RESUTLS ON AND OFF
+    // ENABLE VIEWING RESUTLS ON AND OFF
+    // ENABLE VIEWING RESUTLS ON AND OFF
+    bool public resultsActive;
+    function toggleResult () public onlyByChairman {
+        if (resultsActive){
+            resultsActive = false;
+        } else {
+            resultsActive = true;
+        }
+    }
+}