Created
November 19, 2019 00:04
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class Modal { | |
constructor(message, timeout=3000) { | |
this.fadeTime = 500; | |
this.modalBackground = '#f00'; | |
this.present(message); | |
this.removeTimer = setTimeout(this.remove.bind(this), timeout); | |
this.fadeTimer = setTimeout(this.fade.bind(this), timeout - this.fadeTime); | |
} | |
present(message) { | |
console.log('present'); | |
this.modal = document.createElement('div'); | |
const modalContent = document.createElement('div'); | |
this.modal.style = `position:fixed; display:flex; width:100%; height:100%; top:0; left:0; z-index:999999; align-items:center; justify-content: center; transition: opacity ${this.fadeTime / 1000}s;`; | |
modalContent.style = `background-color: ${this.modalBackground};`; | |
modalContent.innerText = message; | |
this.modal.appendChild(modalContent); | |
document.body.appendChild(this.modal); | |
} | |
cancel() { | |
clearTimeout(this.removeTimer); | |
clearTimeout(this.fadeTimer); | |
this.remove(); | |
} | |
fade() { | |
console.log('fade'); | |
this.modal.style.opacity = 0; | |
} | |
remove() { | |
console.log('remove'); | |
document.body.removeChild(this.modal); | |
} | |
} | |
const singletonModal = (message=Math.random()) => { | |
if (window.modal instanceof Modal) window.modal.cancel(); | |
window.modal = new Modal(message); | |
}; |
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