<!DOCTYPE html>
<html th:lang="${#locale.toString()}" th:lang-direction="#{language.direction}" xmlns:th="http://www.thymeleaf.org">

<th:block th:insert="~{fragments/common :: head(title=#{split-by-sections.title}, header=#{split-by-sections.header})}"></th:block>

<body>
    <th:block th:insert="~{fragments/common :: game}"></th:block>
    <div id="page-container">
        <div id="content-wrap">
            <div th:insert="~{fragments/navbar.html :: navbar}"></div>
            <br> <br>
            <div class="container">
                <div class="row justify-content-center">
                    <div class="col-md-6">
                        <h2 th:text="#{split-by-sections.header}"></h2>
                        <form method="post" enctype="multipart/form-data" th:action="@{/api/v1/general/split-pdf-by-sections}">
                            <div th:replace="~{fragments/common :: fileSelector(name='fileInput', multiple=false, accept='application/pdf')}"></div>

                            <label for="horizontalDivisions" th:text="#{split-by-sections.horizontal.label}">Horizontal Divisions</label>
                            <input type="number" id="horizontalDivisions" name="horizontalDivisions" class="form-control" min="0" max="300" value="0" required th:placeholder="#{split-by-sections.horizontal.placeholder}">
                            <br>

                            <label for="verticalDivisions" th:text="#{split-by-sections.vertical.label}">Vertical Divisions</label>
                            <input type="number" id="verticalDivisions" name="verticalDivisions" class="form-control" min="0" max="300" required value="1" th:placeholder="#{split-by-sections.vertical.placeholder}">
                            <br>
                        	<style>
                        	.pdf-visual-aid {
							    width: 150px; /* Adjust as needed */
							    height: 200px; /* Adjust as needed */
							    border: 1px solid black; /* Represents the PDF page */
							    position: relative;
							}
							.line {
							    position: absolute;
							    background-color: red; /* Line color */
							}

                        	</style>

                        	<div id="pdfVisualAid" class="pdf-visual-aid"></div>
                        	<Script>
                        	function updateVisualAid() {
                        	    const horizontalDivisions = document.getElementById('horizontalDivisions').value;
                        	    const verticalDivisions = document.getElementById('verticalDivisions').value;
                        	    const aid = document.getElementById('pdfVisualAid');

                        	    if(horizontalDivisions > 300)
                        	    	horizontalDivisions = 300
                       	    	if(verticalDivisions > 300)
                       	    		verticalDivisions = 300
                        	    // Clear existing lines
                        	    aid.innerHTML = '';

                        	 // Add horizontal lines
                        	    for (let i = 0; i < horizontalDivisions; i++) {
                        	        const line = document.createElement('div');
                        	        line.classList.add('line');
                        	        line.style.width = '100%';
                        	        line.style.height = '1px';
                        	        line.style.top = `${((i + 1) / (parseInt(horizontalDivisions) + 1)) * 100}%`;
                        	        aid.appendChild(line);
                        	    }

                        	    // Add vertical lines
                        	    for (let i = 0; i < verticalDivisions; i++) {
                        	        const line = document.createElement('div');
                        	        line.classList.add('line');
                        	        line.style.height = '100%';
                        	        line.style.width = '1px';
                        	        line.style.left = `${((i + 1) / (parseInt(verticalDivisions) + 1)) * 100}%`;
                        	        aid.appendChild(line);
                        	    }
                        	}

                        	// Event listeners
                        	document.getElementById('horizontalDivisions').addEventListener('input', updateVisualAid);
                        	document.getElementById('verticalDivisions').addEventListener('input', updateVisualAid);

                        	// Initial draw
                        	updateVisualAid();

                        	</Script>
                        	</br>
                            <button type="submit" id="submitBtn" class="btn btn-primary" th:text="#{split-by-sections.submit}">Submit</button>
                        </form>

                    </div>
                </div>
            </div>

        </div>
        <div th:insert="~{fragments/footer.html :: footer}"></div>
    </div>
</body>
</html>