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function useMessage(params = {}) {
const doc = document;
const cssModule = `__${Math.random().toString(36).slice(2, 7)}`;
const className = {
box: `msg-box${cssModule}`,
hide: `hide${cssModule}`,
text: `msg-text${cssModule}`,
icon: `msg-icon${cssModule}`
}
const style = doc.createElement("style");
style.textContent = `
.${className.box}, .${className.icon}, .${className.text} {
padding: 0;
margin: 0;
box-sizing: border-box;
}
.${className.box} {
position: fixed;
top: 0;
left: 50%;
display: flex;
padding: 12px 16px;
border-radius: 2px;
background-color: #fff;
box-shadow: 0 3px 3px -2px rgba(0,0,0,.2),0 3px 4px 0 rgba(0,0,0,.14),0 1px 8px 0 rgba(0,0,0,.12);
white-space: nowrap;
animation: ${className.box}-move .4s;
transition: .4s all;
transform: translate3d(-50%, 0%, 0);
opacity: 1;
overflow: hidden;
padding: 9px 12px;
margin: 0;
box-sizing: border-box;
border-radius: 8px;
box-shadow: 0 6px 16px 0 rgba(0, 0, 0, 0.08),
0 3px 6px -4px rgba(0, 0, 0, 0.12),
0 9px 28px 8px rgba(0, 0, 0, 0.05);
pointer-events: all;
}
@keyframes ${className.box}-move {
0% {
opacity: 0;
transform: translate3d(-50%, -100%, 0);
}
100% {
opacity: 1;
transform: translate3d(-50%, 0%, 0);
}
}
.${className.box}.${className.hide} {
opacity: 0;
transform: translate3d(-50%, -100%, 0);
}
.${className.icon} {
display: inline-block;
width: 16px;
height: 16px;
border-radius: 50%;
overflow: hidden;
margin-right: 6px;
position: relative;
align-items: center;
color: inherit;
font-style: normal;
line-height: 0;
text-align: center;
text-transform: none;
vertical-align: -0.125em;
text-rendering: optimizeLegibility;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
.${className.text} {
font-size: 14px;
line-height: 18px;
color: #555;
}
.${className.icon}::after,
.${className.icon}::before {
position: absolute;
content: "";
background-color: #fff;
}
.${className.box}.info .${className.icon}, .${className.box}.info::after {
background-color: #1677ff;
}
.${className.box}.success .${className.icon}, .${className.box}.success::after {
background-color: #52c41a;
}
.${className.box}.warning .${className.icon}, .${className.box}.warning::after {
background-color: #faad14;
}
.${className.box}.error .${className.icon}, .${className.box}.error::after {
background-color: #ff4d4f;
}
.${className.box}.info .${className.icon}::after,
.${className.box}.warning .${className.icon}::after {
top: 15%;
left: 50%;
margin-left: -1px;
width: 2px;
height: 2px;
border-radius: 50%;
}
.${className.box}.info .${className.icon}::before,
.${className.box}.warning .${className.icon}::before {
top: calc(15% + 4px);
left: 50%;
margin-left: -1px;
width: 2px;
height: 40%;
}
.${className.box}.error .${className.icon}::after,
.${className.box}.error .${className.icon}::before {
top: 20%;
left: 50%;
width: 2px;
height: 60%;
margin-left: -1px;
border-radius: 1px;
}
.${className.box}.error .${className.icon}::after {
transform: rotate(-45deg);
}
.${className.box}.error .${className.icon}::before {
transform: rotate(45deg);
}
.${className.box}.success .${className.icon}::after {
box-sizing: content-box;
background-color: transparent;
border: 2px solid #fff;
border-left: 0;
border-top: 0;
height: 50%;
left: 35%;
top: 13%;
transform: rotate(45deg);
width: 20%;
transform-origin: center;
}
`.replace(/(\n|\t|\s)*/ig, "$1").replace(/\n|\t|\s(\{|\}|\,|\:|\;)/ig, "$1").replace(/(\{|\}|\,|\:|\;)\s/ig, "$1");
doc.head.appendChild(style);
let zIndex = params.zIndex || 1000;
const messageList = [];
function getItemTop(el) {
let top = 8;
for (let i = 0; i < messageList.length; i++) {
const item = messageList[i];
if (el && el === item) {
break;
}
top += item.clientHeight + 20;
}
return top;
}
function removeItem(el) {
for (let i = 0; i < messageList.length; i++) {
const item = messageList[i];
if (item === el) {
messageList.splice(i, 1);
break;
}
}
el.classList.add(className.hide);
messageList.forEach(function(item) {
item.style.top = `${getItemTop(item)}px`;
});
}
function show(content, type = "info", duration) {
const el = doc.createElement("div");
el.className = `${className.box} ${type}`;
el.style.top = `${getItemTop()}px`;
el.style.zIndex = zIndex;
el.innerHTML = `
<span class="${className.icon}"></span>
<span class="${className.text}">${content}</span>
`;
zIndex++;
messageList.push(el);
doc.body.appendChild(el);
function animationEnd() {
el.removeEventListener("animationend", animationEnd);
setTimeout(removeItem, duration || params.duration || 3000, el);
}
el.addEventListener("animationend", animationEnd);
function transitionEnd() {
if (getComputedStyle(el).opacity !== "0") return;
el.removeEventListener("transitionend", transitionEnd);
el.remove();
}
el.addEventListener("transitionend", transitionEnd);
}
return {
show,
info(msg) {
show(msg, "info");
},
success(msg) {
show(msg, "success");
},
warning(msg) {
show(msg, "warning");
},
error(msg) {
show(msg, "error");
}
}
}
|
