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script.js
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script.js
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const questionGenerator = document.getElementById('questionGenerator');
const questionsList = document.getElementById('questionsList');
const totalQuestionCount = document.getElementById('totalQuestionCount');
const totalMarks = document.getElementById('totalMarks');
let questions = JSON.parse(localStorage.getItem('questions')) || [];
// ---------------------------------------------------( SECTION:- QUESTION GENERATOR )---------------------------------------------------
/* ................................................................................. Update question DIV area, in accord to Q:Type ... */
function updateQuestionType() {
const type = document.getElementById('questionType').value;
const optionsDiv = document.getElementById('questionOptions');
optionsDiv.innerHTML = '';
if (type === 'mcq_single' || type === 'mcq_multiple') {
addOptionFields(type, optionsDiv);
} else if (type === 'scale_rating') {
addScaleFields(optionsDiv);
}
}
/* ................................................................................. INSIDE DIV: Add MCQ option fields (right when selected) ... */
function addOptionFields(type, container) {
container.innerHTML = `
<div id="optionsContainer" class="py-3">
<div class="mb-2 d-flex align-items-center justify-content-center">
<input type="${type === 'mcq_single' ? 'radio' : 'checkbox'}" class="form-check-input mb-1">
<input type="text" class="form-control mx-3" placeholder="Insert option..." style="width: 36%;">
<button type="button" class="btn btn-outline-danger remove-option-btn me-2 p-0" onclick="removeOption(this)" style="width: 18px; height: 18px; display: flex; justify-content: center; align-items: center; border-radius: 50%;"><i class="bi bi-dash" style="font-size: 16px;"></i></button>
<button type="button" class="btn btn-outline-success add-option-btn me-2 p-0" onclick="addOption(this)" style="width: 18px; height: 18px; display: flex; justify-content: center; align-items: center; border-radius: 50%;"><i class="bi bi-plus" style="font-size: 16px;"></i></button>
</div>
</div>
`;
}
/* ................................................................................. INSIDE DIV: Add SCALE rating Fields ... */
function addScaleFields(container) {
container.innerHTML = `
<div class="mb-3 pt-3">
<label for="lowestLabel" class="form-label">Lowest Label: </label>
<input type="text" id="lowestLabel" class="form-control d-inline w-25">
</div>
<div class="mb-3">
<label for="highestLabel" class="form-label">Highest Label: </label>
<input type="text" id="highestLabel" class="form-control d-inline w-25">
</div>
<div class="mb-3 pb-3">
<label for="scaleType" class="form-label">Scale Type: </label>
<select id="scaleType" class="form-select d-inline w-25">
<option value="5">1-5</option>
<option value="10">1-10</option>
</select>
</div>
`;
}
/* ................................................................................. INSIDE MCQ OPTIONs: Add new option + Remove option ... */
// Add new option
function addOption(button) {
const type = document.getElementById('questionType').value;
const parentDiv = button.parentElement;
const newOption = `
<div class="mb-2 d-flex align-items-center justify-content-center smallbtnsoptions">
<input type="${type === 'mcq_single' ? 'radio' : 'checkbox'}" class="form-check-input mb-1">
<input type="text" class="form-control mx-3" placeholder="Insert option..." style="width: 36%;">
<button type="button" class="btn btn-outline-danger remove-option-btn me-2 p-0" onclick="removeOption(this)" style="width: 18px; height: 18px; display: flex; justify-content: center; align-items: center; border-radius: 50%;"><i class="bi bi-dash" style="font-size: 16px;"></i></button>
<button type="button" class="btn btn-outline-success add-option-btn me-2 p-0" onclick="addOption(this)" style="width: 18px; height: 18px; display: flex; justify-content: center; align-items: center; border-radius: 50%;"><i class="bi bi-plus" style="font-size: 16px;"></i></button>
</div>
`;
parentDiv.insertAdjacentHTML('afterend', newOption);
}
// Remove an option
function removeOption(button) {
const container = document.getElementById('optionsContainer');
if (container.children.length > 1) {
button.parentElement.remove();
}
}
/* ................................................................................. ADDING THE NEW QUESTION TO "LOCAL STORAGE" ... */
function addQuestion() {
const questionText = document.getElementById('questionText').value;
const questionType = document.getElementById('questionType').value;
const marks = parseInt(document.getElementById('marks').value, 10);
let options = [];
if (questionText === "") {
let insertModal = new bootstrap.Modal(document.getElementById("InsertAllFields"));
insertModal.show();
} else {
if (questionType === 'mcq_single' || questionType === 'mcq_multiple') {
document.querySelectorAll('#optionsContainer .form-check-input').forEach((input) => {
options.push({
text: input.nextElementSibling.value,
type: input.type
});
});
} else if (questionType === 'scale_rating') {
options = {
scaleType: document.getElementById('scaleType').value,
lowestLabel: document.getElementById('lowestLabel').value,
highestLabel: document.getElementById('highestLabel').value
};
}
questions.push({
text: questionText,
type: questionType,
options: options,
marks: marks
});
localStorage.setItem('questions', JSON.stringify(questions));
renderQuestions();
clearForm();
}
}
/* ............................................. RENDERING AND DISPLAYING THE QUESTIONS(+their OPTIONS) TO "all added questions: SECTION" ... */
// renders question and creates its card to be displayed
function renderQuestions() {
questionsList.innerHTML = '';
let totalMarksValue = 0;
questions.forEach((q, index) => {
totalMarksValue += q.marks;
questionsList.innerHTML += `
<div class="card p-3 position-relative my-4" data-index="${index}">
<div class="position-absolute top-0 end-0 p-1 mt-1">
<button type="button" class="btn btn-secondary me-1 px-1 py-0" id="upArrowMove-${index}" onclick="moveQuestion(${index}, 'up')"><i class="bi bi-arrow-up"></i></button>
<button type="button" class="btn btn-secondary me-1 px-1 py-0" id="downArrowMove-${index}" onclick="moveQuestion(${index}, 'down')"><i class="bi bi-arrow-down"></i></button>
<button type="button" class="btn btn-danger px-1 py-0 me-1" onclick="removeQuestion(${index})"><i class="bi bi-x"></i></button>
</div>
<h5 class="card-title bg-question py-3">Question ${index + 1}</h5>
<p class="card-text mt-5 mb-2">${q.text}</p>
<p class="card-text bg-warning-subtle rounded-pill text-center" style="width: 4.3rem; font-size: 14px;">Marks: ${q.marks}</p>
${renderOptions(q, index)}
</div>
`;
});
totalQuestionCount.innerText = questions.length;
totalMarks.innerText = totalMarksValue;
questions.forEach((_, index) => upDownStateOfCard(index));
}
// Renders options based on the question type and displays into the card
function renderOptions(question, index) {
if (question.type === 'mcq_single' || question.type === 'mcq_multiple') {
return question.options.map(option => `
<div class="form-check">
<input class="form-check-input" type="${option.type}">
<label class="form-check-label"> ${option.text}</label>
</div>
`).join('');
} else if (question.type === 'scale_rating') {
return `
<div class="scale-labels">
<span class="me-4">${question.options.lowestLabel}</span>
${Array.from({ length: question.options.scaleType }, (_, i) => `
<div class="form-check bg-light me-2 text-center rounded-pill">
<input class="form-check-input me-2" type="radio" name="scale-${index}" id="scale-${index}-${i+1}" value="${i+1}">
<label class="form-check-label me-2" for="scale-${index}-${i+1}">${i+1}</label>
</div>
`).join('')}
<span class="ms-3">${question.options.highestLabel}</span>
</div>
`;
} else if (question.type === 'true_false') {
return `
<div class="form-check">
<input class="form-check-input" type="radio" name="trueFalse-${index}" id="true${index}" value="true">
<label class="form-check-label" for="true${index}"> True</label>
</div>
<div class="form-check">
<input class="form-check-input" type="radio" name="trueFalse-${index}" id="false${index}" value="false">
<label class="form-check-label" for="false${index}"> False</label>
</div>
`;
} else if (question.type === 'short_answer') {
return `<input type="text" class="form-control" placeholder="Type your answer here...">`;
} else if (question.type === 'long_answer') {
return `<textarea class="form-control" rows="4" placeholder="Type your answer here..."></textarea>`;
}
}
/* ................................................................................. CLEAR FORM QUESTION FIELDS ... */
function clearForm() {
document.getElementById('questionForm').reset();
document.getElementById('questionOptions').innerHTML = '';
}
// ------------------------------------( SECTION:- ALL ADDED QUESTIONS )------------------------------------------
// FUNCTION: Closes the QUESTION GENERATOR section
function toggleQuestionGenerator() {
questionGenerator.classList.toggle('collapsed');
}
// FUNCTION: Modal appears --> Remove question by index
function removeQuestion(index) {
let deleteModal = new bootstrap.Modal(document.getElementById("deleteQuestionCard"));
deleteModal.show();
let currentQ = questions[index];
document.getElementById("questionStatement").innerHTML = `<mark> <h6 class="d-inline">Question ${index + 1}:</h6> ${currentQ.text} </mark>`;
document.getElementById("confirmDelete").onclick = () => {
questions.splice(index, 1);
localStorage.setItem('questions', JSON.stringify(questions));
renderQuestions();
deleteModal.hide();
};
document.getElementById("closeDelete").onclick = () => {
deleteModal.hide();
}
}
// FUNCTION: Move question up or down in the list
function moveQuestion(index, direction) {
if (direction === 'up' && index > 0) {
[questions[index], questions[index - 1]] = [questions[index - 1], questions[index]];
} else if (direction === 'down' && index < questions.length - 1) {
[questions[index], questions[index + 1]] = [questions[index + 1], questions[index]];
}
localStorage.setItem('questions', JSON.stringify(questions));
renderQuestions();
}
// FUNCTION: Update state
function upDownStateOfCard(index) {
const upButton = document.getElementById(`upArrowMove-${index}`);
const downButton = document.getElementById(`downArrowMove-${index}`);
// Disable "Move Up" button if at the top
if (index === 0) {
upButton.classList.add("disabled-button");
} else {
upButton.classList.remove("disabled-button");
}
// Disable "Move Down" button if at the bottom
if (index === questions.length - 1) {
downButton.classList.add("disabled-button");
} else {
downButton.classList.remove("disabled-button");
}
}
// -------------------------------------------( LOAD LOCAL-STORAGE )------------------------------------------------
renderQuestions();