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implementation of four patterns #7

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114 changes: 114 additions & 0 deletions fourPatterns.html
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Original file line number Diff line number Diff line change
@@ -0,0 +1,114 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<button type="button" onclick="startProject(1)">+1</button>
<button type="button" onclick="startProject(2)">-1</button>
<script src="https://smtpjs.com/v3/smtp.js">
</script>
<script>
counter = 0;

function startProject(int) {

const sendResult = result => {
result.seeResult = () => {
Email.send({
Host : "smtp.mail.ru",
Username : "username",
Password : "password",
To : 'to mail',
From : "from mail",
Subject : "Subject",
Body : result.returnResult()
}).then(
message => alert(message)
);
}
}

let result = new Factory()
result.create(int)
sendResult(result)
result.seeResult()
}

increaseCounter = (function () {

let instance;

let getCounter = function () {
return counter;
}

let replaceCounter = function () {
counter++;
}

let createInstance = function () {
return {
getCounter: getCounter,
replaceCounter: replaceCounter
}
}

return {
getInstance: function () {
return instance || (instance = createInstance());
}
}

}());

decreaseCounter = (function () {

let instance;

let getCounter = function () {
return counter;
}

let replaceCounter = function () {
counter--;
}

let createInstance = function () {
return {
getCounter: getCounter,
replaceCounter: replaceCounter
}
}

return {
getInstance: function () {
return instance || (instance = createInstance());
}
}

}());

class Factory {

counter;

create(int) {
if (int === 1) {
this.counter = increaseCounter
} else if (int == 2) {
this.counter = decreaseCounter
}
this.counter.getInstance().replaceCounter()
}
seeResult() {
console.log(this.counter.getInstance().getCounter())
}
returnResult() {
return this.counter.getInstance().getCounter()
}
}
</script>
</body>
</html>