ToDo_App/index.html at main · kuno-dev/ToDo_App · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ToDo App</title>
    <link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
    <link rel="stylesheet" href="https://code.getmdl.io/1.3.0/material.indigo-pink.min.css">
    <script defer src="https://code.getmdl.io/1.3.0/material.min.js"></script>

    <style>
        .demo-list-control {
            width: 600px;
        }
        .page-content {
            padding: 50px 25%;
            margin-top: 50px;
        }
        .mdl-mini-footer {
            position: relative;
        }
    </style>

    <script>
        // Variable to store the imported data
        let importedData = null;

        // Function to import data from a JSON file and create the list
        function importList(input) {
            const file = input.files[0];
            if (!file) return;

            const reader = new FileReader();

            reader.onload = function (e) {
                const jsonContent = e.target.result;
                try {
                    importedData = JSON.parse(jsonContent);
                    const todoList = document.getElementById('todolist');

                    // Clear the existing list
                    todoList.innerHTML = '';

                    // Iterate through the imported data and create list items
                    importedData.todoList.forEach((item, index) => {
                        createListItem(item, index);
                    });
                } catch (error) {
                    console.error('Error parsing JSON:', error);
                }
            };

            reader.readAsText(file);
        }

        // Function to create a list item
        function createListItem(item, index) {
            const todoList = document.getElementById('todolist');
            const listItem = document.createElement('li');
            listItem.className = 'mdl-list__item';

            const primaryContent = document.createElement('span');
            primaryContent.className = 'mdl-list__item-primary-content';

            const checkboxLabel = document.createElement('label');
            checkboxLabel.className = 'mdl-checkbox mdl-js-checkbox mdl-js-ripple-effect';
            const checkboxInput = document.createElement('input');
            checkboxInput.type = 'checkbox';
            checkboxInput.className = 'mdl-checkbox__input';
            checkboxInput.checked = item.checked;
            checkboxInput.addEventListener('change', function () {
                // Update the checked status in the importedData when the checkbox changes
                importedData.todoList[index].checked = this.checked;
                exportEditedList(); // Export the edited list
            });
            checkboxLabel.appendChild(checkboxInput);

            const itemText = document.createElement('span');
            itemText.textContent = item.text;

            // Add an edit button to each item
            const editButton = document.createElement('button');
            editButton.textContent = 'Edit';
            editButton.className = 'mdl-button mdl-js-button mdl-button--raised mdl-button--colored';
            editButton.onclick = function () {
                editItem(index);
            };

            // Add a remove button to each item
            const removeButton = document.createElement('button');
            removeButton.textContent = 'Del';
            removeButton.className = 'mdl-button mdl-js-button mdl-button--raised mdl-button--colored';
            removeButton.onclick = function () {
                removeItem(index);
            };

            primaryContent.appendChild(checkboxLabel);
            primaryContent.appendChild(itemText);
            primaryContent.appendChild(editButton);
            primaryContent.appendChild(removeButton);
            listItem.appendChild(primaryContent);
            todoList.appendChild(listItem);
            componentHandler.upgradeAllRegistered();
        }

        // Function to edit a list item
        function editItem(index) {
            const newText = prompt('Edit the item:', importedData.todoList[index].text);
            if (newText !== null) {
                importedData.todoList[index].text = newText;
                exportEditedList();
            }
        }

        // Function to remove a list item
        function removeItem(index) {
            importedData.todoList.splice(index, 1);
            exportEditedList();
        }

        // Function to update the displayed list with importedData
        function updateList() {
            const todoList = document.getElementById('todolist');
            todoList.innerHTML = ''; // Clear the existing list

            importedData.todoList.forEach((item, index) => {
                createListItem(item, index);
            });
        }

        // Function to add a new item to the list
        function additem() {
            const text = todoitem.value.trim(); // Trim any leading/trailing whitespace
            if (text) {
                // Create a new item object and add it to the importedData
                const newItem = {
                    text: text,
                    checked: false,
                };
                importedData.todoList.push(newItem);

                // Update the displayed list
                createListItem(newItem, importedData.todoList.length - 1);

                // Clear the input field
                todoitem.value = '';
                exportEditedList(); // Export the edited list
            }
            return false; // Prevent the form from submitting
        }


        // Function to export the edited ToDo list data to a JSON file
        function exportEditedList() {
            // Convert the data to a JSON string
            const jsonData = JSON.stringify(importedData, null, 2);

            // Create a Blob containing the JSON data
            const blob = new Blob([jsonData], { type: 'application/json' });

            // Create a download link for the JSON file
            const url = URL.createObjectURL(blob);
            const a = document.createElement('a');
            a.href = url;
            a.download = 'edited_todolist.json';
            a.textContent = 'Download Edited JSON';

            // Trigger a click event to initiate the download
            a.click();

            // Clean up resources
            URL.revokeObjectURL(url);
        }
    </script>
</head>
<body>
    <div class="mdl-layout mdl-js-layout">
        <header class="mdl-layout__header mdl-layout__header--scroll">
            <div class="mdl-layout__header-row">
                <span class="mdl-layout-title">ToDo App</span>
                <div class="mdl-layout-spacer"></div>
                <nav class="mdl-navigation">
                    <a class="mdl-navigation__link" href="mailto:katja33herold@gmail.com">
                        <div id="tt2" class="icon material-icons">mail</div>
                        <div class="mdl-tooltip mdl-tooltip--large" for="tt2">contact Author</div>
                    </a>
                </nav>
            </div>
        </header>
        <div class="mdl-layout__drawer">
            <span class="mdl-layout-title">Menu</span>
            <nav class="mdl-navigation">
                <a class="mdl-navigation__link" href="blank.html" >Create new List</a>
                <a class="mdl-navigation__link" href="#" onclick="exportEditedList()">Export List</a>
                <input type="file" id="importFile" style="display: none;" accept=".json" onchange="importList(this)">
                <label class="mdl-navigation__link" for="importFile">Import List</label>
            </nav>
        </div>
        <main class="mdl-layout__content">
            <div class="page-content">
                <div id="p2" class="mdl-progress mdl-js-progress mdl-progress__indeterminate"></div>
                <div class="mdl-layout__content">
                    <h4>ToDo List Editor</h4>
                    <form onsubmit="additem(); return false;" action="#">
                        <div class="mdl-textfield mdl-js-textfield mdl-textfield--floating-label">
                            <input class="mdl-textfield__input" type="text" id="todoitem">
                            <label class="mdl-textfield__label" for="sample3">ToDo...</label>
                        </div>
                        <button type="submit" class="mdl-button mdl-js-button mdl-button--raised mdl-button--colored">
                            Add
                        </button>
                    </form>
                    <ul class="demo-list-control mdl-list" id="todolist"></ul>
                </div>
            </div>
        </main>
        <footer class="mdl-mini-footer">
            <div class="mdl-mini-footer__left-section">
                <div class="mdl-logo">ToDo App</div>
                <ul class="mdl-mini-footer__link-list">
                    <li>
                        <a id="show-dialog" type="button" class="mdl-button">Version</a>
                        <dialog class="mdl-dialog">
                            <h4 class="mdl-dialog__title">ToDo App</h4>
                            <div class="mdl-dialog__content">
                                <p><b>Version 1.39</b> - 2023.10</p>
                                <p>by katja33herold@gmail.com</p>
                            </div>
                            <div class="mdl-dialog__actions">
                                <button type="button" class="mdl-button close">Okay</button>
                            </div>
                        </dialog>
                        <script>
                            var dialog = document.querySelector('dialog');
                            var showDialogButton = document.querySelector('#show-dialog');
                            if (!dialog.showModal) {
                                dialogPolyfill.registerDialog(dialog);
                            }
                            showDialogButton.addEventListener('click', function () {
                                dialog.showModal();
                            });
                            dialog.querySelector('.close').addEventListener('click', function () {
                                dialog.close();
                            });
                        </script>
                    </li>
                </ul>
            </div>
        </footer>
    </div>
</body>
</html>