Stirling-PDF/src/main/resources/templates/merge-pdfs.html

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<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<th:block th:insert="~{fragments/common :: head(title='Merge PDFs')}"></th:block>
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<body> <div id="page-container">
<div id="content-wrap">
<div th:insert="~{fragments/navbar.html :: navbar}"></div>
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<br>
<br>
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<div class="container" id="dropContainer">
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<div class="row justify-content-center">
<div class="col-md-6">
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<h2>Merge multiple PDFs (2+)</h2>
<form action="merge-pdfs" method="post"
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enctype="multipart/form-data">
<div class="form-group">
<label>Select (or drag & drop) all PDFs to merge</label>
<div class="custom-file">
<input type="file" class="custom-file-input" id="fileInput"
name="fileInput" multiple required> <label
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class="custom-file-label">Choose PDFs</label>
</div>
</div>
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<div class="form-group">
<ul id="selectedFiles" class="list-group"></ul>
</div>
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<div class="form-group text-center">
<button type="submit" class="btn btn-primary">Merge</button>
</div>
</form>
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<script>
document
.getElementById("fileInput")
.addEventListener(
"change",
function() {
var files = this.files;
var list = document
.getElementById("selectedFiles");
list.innerHTML = "";
for (var i = 0; i < files.length; i++) {
var item = document
.createElement("li");
item.className = "list-group-item d-flex justify-content-between align-items-center";
item.textContent = files[i].name;
item.innerHTML += '<div><button class="btn btn-secondary move-up">Move Up</button> <button class="btn btn-secondary move-down">Move Down</button></div>';
list.appendChild(item);
}
var moveUpButtons = document
.querySelectorAll(".move-up");
for (var i = 0; i < moveUpButtons.length; i++) {
moveUpButtons[i]
.addEventListener(
"click",
function(event) {
event
.preventDefault();
var parent = this.parentNode.parentNode;
var grandParent = parent.parentNode;
if (parent.previousElementSibling) {
grandParent
.insertBefore(
parent,
parent.previousElementSibling);
updateFiles();
}
});
}
var moveDownButtons = document
.querySelectorAll(".move-down");
for (var i = 0; i < moveDownButtons.length; i++) {
moveDownButtons[i]
.addEventListener(
"click",
function(event) {
event
.preventDefault();
var parent = this.parentNode.parentNode;
var grandParent = parent.parentNode;
if (parent.nextElementSibling) {
grandParent
.insertBefore(
parent.nextElementSibling,
parent);
updateFiles();
}
});
}
function updateFiles() {
var dataTransfer = new DataTransfer();
var liElements = document
.querySelectorAll("#selectedFiles li");
for (var i = 0; i < liElements.length; i++) {
var fileNameFromList = liElements[i].innerText
.replace(
"\nMove Up Move Down",
"");
var fileFromFiles
for (var j = 0; j < files.length; j++) {
var file = files[j];
if (file.name === fileNameFromList) {
dataTransfer.items
.add(file);
break;
}
}
}
document
.getElementById("fileInput").files = dataTransfer.files;
}
});
</script>
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</div>
</div>
</div>
</div>
<div th:insert="~{fragments/footer.html :: footer}"></div>
</div>
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</body>
</html>