-
Notifications
You must be signed in to change notification settings - Fork 28
/
require.sol
57 lines (48 loc) · 1.51 KB
/
require.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
pragma solidity 0.5.12;
contract HelloWorld{
struct Person {
uint id;
string name;
uint age;
uint height;
bool senior;
}
address public owner;
constructor() public{
owner = msg.sender;
}
mapping (address => Person) private people;
address[] private creators;
function createPerson(string memory name, uint age, uint height) public {
require(age < 150, "Age needs to be below 150");
//This creates a person
Person memory newPerson;
newPerson.name = name;
newPerson.age = age;
newPerson.height = height;
if(age >= 65){
newPerson.senior = true;
}
else{
newPerson.senior = false;
}
insertPerson(newPerson);
creators.push(msg.sender);
}
function insertPerson(Person memory newPerson) private {
address creator = msg.sender;
people[creator] = newPerson;
}
function getPerson() public view returns(string memory name, uint age, uint height, bool senior){
address creator = msg.sender;
return (people[creator].name, people[creator].age, people[creator].height, people[creator].senior);
}
function deletePerson(address creator) public {
require(msg.sender == owner, "Caller needs to be owner");
delete people[creator];
}
function getCreator(uint index) public view returns(address){
require(msg.sender == owner, "Caller needs to be owner");
return creators[index];
}
}