问题
Hey I have written a javascript which displays some quotes using a JSON file.
Firstly please see my Html, Javascript clearly.
My Javascript
const resultEl = document.querySelector('.allquotes');
const pageSize = document.querySelector('select[name="page-size"]');
const pageCurr = document.querySelector('input[name="page-curr"]')
const resultCount = document.querySelector('.result-count')
const pageNoCurr = document.querySelector('.page-no-curr');
const pageNoCount = document.querySelector('.page-no-count')
const btnFirst = document.querySelector('.page-btn-first');
const btnPrev = document.querySelector('.page-btn-prev');
const btnNext = document.querySelector('.page-btn-next');
const btnLast = document.querySelector('.page-btn-last');
let results = [];
const getResultCount = () => results.length;
const getPageSize = () => +pageSize.value;
const getCurrPage = () => +pageCurr.value;
const getPageCount = () => Math.ceil(getResultCount() / getPageSize());
const pageResponse = (records, pageSize, page) =>
(start => records.slice(start, Math.min(records.length, start + pageSize)))
(pageSize * (page - 1));
const main = async() => {
btnFirst.addEventListener('click', navFirst);
btnPrev.addEventListener('click', navPrev);
btnNext.addEventListener('click', navNext);
btnLast.addEventListener('click', navLast);
pageSize.addEventListener('change', changeCount);
results = await retrieveAllQuotes();
updatePager(results);
redraw();
};
const redraw = () => {
resultEl.innerHTML = '';
const paged = pageResponse(results, getPageSize(), getCurrPage());
const contents = document.createElement('div');
contents.innerHTML = paged.map(record => `<div class='latestatus'><p class='copytxt'>${record.status}</p><div> <button class="copystatus btn">Copy</button></div></div>`).join('');
resultEl.append(contents);
};
const navFirst = (e) => {
pageNoCurr.textContent = 1;
pageCurr.value = 1;
redraw();
}
const navPrev = (e) => {
const pages = getPageCount();
const curr = getCurrPage();
const prevPage = curr > 1 ? curr - 1 : curr;
pageCurr.value = prevPage;
pageNoCurr.textContent = prevPage;
redraw();
}
const navNext = (e) => {
const pages = getPageCount();
const curr = getCurrPage();
const nextPage = curr < pages ? curr + 1 : curr;
pageCurr.value = nextPage;
pageNoCurr.textContent = nextPage;
redraw();
}
const navLast = (e) => {
pageNoCurr.textContent = getPageCount();
pageCurr.value = getPageCount();
redraw();
}
const changeCount = () => {
updatePager();
redraw();
};
const updatePager = () => {
const count = getPageCount();
const curr = getCurrPage();
pageCurr.value = curr > count ? 1 : curr;
pageNoCurr.textContent = curr > count ? 1 : curr;
pageNoCount.textContent = count;
resultCount.textContent = getResultCount();
};
const retrieveAllQuotes = async function() {
// here we are making a network call to your api
const response = await fetch('/stat.json');
// then converting it to json instead of a readable stream
const data = await response.json();
return data;
}
main();
My Html
<div class="allquotes"></div>
<div class="pagable-status">
<label>Page <span class="page-no-curr">1</span> of <span class="page-no-count">1</span></label>
<div class="pagable-actions">
<button class="page-btn-first">≪</button>
<button class="page-btn-prev"><</button>
<input type="number" name="page-curr" min="1" value="1" />
<button class="page-btn-next">></button>
<button class="page-btn-last">≫</button>
<select name="page-size">
<option>5</option>
<option>10</option>
<option>20</option>
</select>
</div>
<label>(<span class="result-count"></span> items)</label>
</div>
For reference my JSON file content(stat.json)
[
{
"status":"Do what is right not what is easy."
},
{
"status":"Hey there, Whatsapp is using me."
},
{
"status":"Too Busy"
},
{
"status":"Only you can give me that feeling."
},
{
"status":"I had a horribly busy day in converting oxygen into carbon dioxide"
},
{
"status":"Be yourself; everyone else is already taken"
},
{
"status":"Your attitude may hurt me, But main can Kill You!!"
},
{
"status":"Love is Blind, be careful."
}
]
Now my problem is I needed a copy button for every quote displayed. I have created copy button for every quote using javascript. Location in my javascript
const contents = document.createElement('div');
contents.innerHTML = paged.map(record => `<div class='latestatus'><p class='copytxt'>${record.status}</p><div> <button class="copystatus btn">Copy</button></div></div>`).join('');
resultEl.append(contents);
};
I have written a javascript to copy the quotes. But if I paste it in my script file it doesn't work. Scripts to copy quotes
var buttons = document.getElementsByClassName('copystatus');
for (let button of buttons) {
button.addEventListener('click', function() {
let statusElement = this.closest('.latestatus');
let textToCopy = statusElement.getElementsByClassName('copytxt')[0].innerHTML;
copyTextToClipboard(textToCopy);
addCopyStatusAlert(this.parentNode);
});
}
function copyTextToClipboard(text) {
const copyText = document.createElement('textarea');
copyText.style.position="absolute";
copyText.value = text;
document.body.appendChild(copyText);
copyText.select();
document.execCommand('copy');
document.body.removeChild(copyText);
}
function addCopyStatusAlert(element) {
if (!element.getElementsByClassName('status-copy-alert').length) {
let copyAlertElement = document.createElement('span');
copyAlertElement.classList.add('status-copy-alert')
let copyMessage = document.createTextNode('Copied!');
copyAlertElement.appendChild(copyMessage);
element.appendChild(copyAlertElement);
setTimeout(function() {
element.removeChild(copyAlertElement);
}, 700);
}
}
Again I will tell my problem that, I need a copy button for every quote display. The respective copy button should copy the respective quotes. For reference you can use my script to copy quotes
I hartley thanks for those who answer this question
来源:https://stackoverflow.com/questions/65804598/creat-copy-button-for-json-data