<body class="antialiased sans-serif bg-gray-300">
  <!-- Alert Box -->
  <div class="fixed w-full z-50 flex inset-0 items-start justify-center pointer-events-none md:mt-5" x-data="{ 
			message: '', 
			showFlashMessage(event) {
				this.message = event.detail.message; 
				setTimeout(() => this.message = '', 3000) 
			} 
		}">
    <template x-on:flash.window="showFlashMessage(event)"></template>
    <template x-if="message">
      <div role="alert" x-transition:enter="transition ease-out duration-300 transform" x-transition:enter-start="-translate-y-5 opacity-0" x-transition:enter-end="translate-y-0 opacity-100" x-transition:leave="transition ease-in duration-100 transform" x-transition:leave-start="opacity-100" x-transition:leave-end="opacity-0 -translate-y-5" class="w-full px-4 py-4 w-full md:max-w-sm bg-gray-900 md:rounded-lg shadow-lg">
        <div class="flex items-center">
          <div class="flex-shrink-0 mr-3">
            <svg class="h-6 w-6 text-gray-400" viewBox="0 0 20 20" fill="currentColor">
              <path fill-rule="evenodd" d="M18 10a8 8 0 11-16 0 8 8 0 0116 0zm-7-4a1 1 0 11-2 0 1 1 0 012 0zM9 9a1 1 0 000 2v3a1 1 0 001 1h1a1 1 0 100-2v-3a1 1 0 00-1-1H9z" clip-rule="evenodd" /></svg>
          </div>
          <div class="text-gray-200 text-base" x-text="message"></div>
        </div>
      </div>
    </template>
  </div>
  <!-- /Alert Box -->

  <div x-data="app()" x-init="getTasks()" x-cloak class="flex flex-col min-h-screen border-t-8" :class="`border-${colorSelected.value}-700`">
    <div class="flex-1">

      <!-- Header -->
      <div class="bg-cover bg-center bg-no-repeat" :class="`bg-${colorSelected.value}-900`" :style="`background-image: url(${bannerImage})`">
        <div class="container mx-auto px-4 pt-4 md:pt-10 pb-40"></div>
      </div>
      <!-- /Header -->

      <div class="container mx-auto px-4 py-4 -mt-40">

        <!-- Welcome Page -->
        <div x-show="!localStorage.getItem('TG-username')">
          <h2 class="font-bold text-blue-400 text-center text-3xl">Welcome to Tasksgram</h2>
          <h2 class="text-gray-400 text-center mb-8 text-lg">Simple Kanban Board</h2>
          <div class="bg-white rounded-lg p-6 md:p-10 md:max-w-md mx-auto shadow-md">
            <label class="text-gray-800 block mb-1 font-bold text-sm tracking-wide">Name</label>
            <input class="bg-gray-200 appearance-none border-2 border-gray-200 rounded-lg w-full py-2 px-4 text-gray-700 leading-tight focus:outline-none focus:bg-white focus:border-blue-500" type="text" x-model="username" placeholder="Enter your name and hit enter..." @keydown.enter="if (username == '') { return; } localStorage.setItem('TG-username', username); username = ''">
          </div>
        </div>

        <!-- Settings Page -->
        <div x-show.immediate="showSettingsPage == true">
          <div x-show.transition="showSettingsPage == true">

            <div class="mb-8">
              <a href="#" @click.prevent="showSettingsPage = false" class="rounded-lg text-sm px-3 py-2 inline-flex" :class="`text-${colorSelected.value}-500 bg-${colorSelected.value}-800 hover:bg-${colorSelected.value}-700`">&larr; Go Back</a>
            </div>

            <div class="p-6 bg-white rounded-lg shadow-md md:max-w-4xl" style="min-height: 150px">
              <h2 class="font-bold text-gray-800 mb-3 text-2xl">Settings</h2>

              <div class="mb-5">
                <label class="text-gray-800 block mb-1 font-bold text-sm">Name</label>
                <input class="bg-gray-200 appearance-none border-2 border-gray-200 rounded-lg w-full md:w-64 py-2 px-4 text-gray-700 leading-tight focus:outline-none focus:bg-white focus:border-blue-500" type="text" x-model="username" placeholder="Enter your name">
              </div>

              <div class="mb-5">
                <div class="flex items-center">
                  <div>
                    <label for="colorSelected" class="text-gray-800 block font-bold mb-1 text-sm">Select a theme</label>

                    <div class="px-1">
                      <div class="flex flex-wrap -mx-2">
                        <template x-for="(color, index) in colors" :key="index">
                          <div class="px-2">
                            <template x-if="colorSelected.value === color.value">
                              <div class="w-8 h-8 inline-flex rounded-full cursor-pointer border-4 border-white" :style="`background: ${color.label}; box-shadow: 0 0 0 2px rgba(0, 0, 0, 0.2);`"></div>
                            </template>

                            <template x-if="colorSelected.value != color.value">
                              <div @click="colorSelected = color" @keydown.enter="colorSelected = color" role="checkbox" tabindex="0" :aria-checked="colorSelected" class="w-8 h-8 inline-flex rounded-full cursor-pointer border-4 border-white focus:outline-none focus:shadow-outline" :style="`background: ${color.label};`"></div>
                            </template>
                          </div>
                        </template>
                      </div>
                    </div>
                  </div>
                </div>
              </div>

              <div class="mb-5">
                <label class="text-gray-800 block mb-1 font-bold text-sm">Banner image <small class="text-gray-500 text-xs">(optional)</small></label>
                <input class="bg-gray-200 appearance-none border-2 border-gray-200 rounded-lg w-full md:w-1/2 py-2 px-4 text-gray-700 leading-tight focus:outline-none focus:bg-white focus:border-blue-500" type="url" x-model="bannerImage" placeholder="eg. https://picsum.photos/1200/400?random=2">
              </div>

              <div class="mb-5">
                <label class="text-gray-800 block mb-1 font-bold text-sm">Date format display</label>

                <div class="flex">
                  <label class="flex justify-start items-center text-truncate rounded-lg bg-gray-200 pl-4 pr-6 py-2 shadow-xs mr-4">
                    <div class="mr-3" :class="`text-${colorSelected.value}-600`">
                      <input type="radio" x-model="dateDisplay" value="toDateString" class="form-radio focus:outline-none focus:shadow-outline" />
                    </div>
                    <div class="select-none text-gray-700">Thu May 28 2020</div>
                  </label>

                  <label class="flex justify-start items-center text-truncate rounded-lg bg-gray-200 pl-4 pr-6 py-2 shadow-xs mr-4">
                    <div class="mr-3" :class="`text-${colorSelected.value}-600`">
                      <input type="radio" x-model="dateDisplay" value="toLocaleDateString" class="form-radio focus:outline-none focus:shadow-outline" />
                    </div>
                    <div class="select-none text-gray-700">28/05/2020</div>
                  </label>
                </div>
              </div>

              <div class="mt-8">
                <button type="button" class="bg-white hover:bg-gray-100 text-gray-700 font-semibold py-2 px-4 border border-gray-300 rounded-lg shadow-xs mr-2" @click="showSettingsPage = false">
                  Cancel
                </button>
                <button type="button" @click="saveSettings" class="text-white font-semibold py-2 px-4 border border-transparent rounded-lg shadow-xs" :class="`bg-${colorSelected.value}-700 hover:bg-${colorSelected.value}-800`">
                  Save Settings
                </button>
              </div>
            </div>
          </div>
        </div>

        <!-- Main Page -->
        <div x-show.immediate="localStorage.getItem('TG-username') && showSettingsPage == false">
          <div x-show.transition="localStorage.getItem('TG-username') && showSettingsPage == false">
            <!-- Greetings -->
            <div class="flex justify-between items-center mb-2">
              <div>
                <h1 class="text-xl md:text-2xl text-gray-300 font-semibold" x-text="greetText()"></h1>
                <div x-text="formatDateDisplay(new Date())" class="text-sm" :class="`text-${colorSelected.value}-400`"></div>
              </div>
              <div>
                <a @click.prevent="showSettingsPage = !showSettingsPage" href="#" class="rounded-lg px-3 py-2 font-medium inline-flex items-center" :class="`text-${colorSelected.value}-500 bg-${colorSelected.value}-800 hover:bg-${colorSelected.value}-700`">
                  <svg class="w-5 h-5 mr-1" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M10.325 4.317c.426-1.756 2.924-1.756 3.35 0a1.724 1.724 0 002.573 1.066c1.543-.94 3.31.826 2.37 2.37a1.724 1.724 0 001.065 2.572c1.756.426 1.756 2.924 0 3.35a1.724 1.724 0 00-1.066 2.573c.94 1.543-.826 3.31-2.37 2.37a1.724 1.724 0 00-2.572 1.065c-.426 1.756-2.924 1.756-3.35 0a1.724 1.724 0 00-2.573-1.066c-1.543.94-3.31-.826-2.37-2.37a1.724 1.724 0 00-1.065-2.572c-1.756-.426-1.756-2.924 0-3.35a1.724 1.724 0 001.066-2.573c-.94-1.543.826-3.31 2.37-2.37.996.608 2.296.07 2.572-1.065z"></path>
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"></path>
                  </svg>
                  Settings</a>
              </div>
            </div>
            <!-- /Greetings -->

            <!-- Kanban Board -->
            <div class="py-4 md:py-8">
              <div class="flex -mx-4 block overflow-x-auto pb-2">
                <template x-for="board in boards" :key="board">
                  <div class="w-1/2 md:w-1/4 px-4 flex-shrink-0">
                    <div class="bg-gray-100 pb-4 rounded-lg shadow overflow-y-auto overflow-x-hidden border-t-8" style="min-height: 100px" :class="{
												'border-orange-600': board === boards[0],
												'border-yellow-600': board === boards[1],
												'border-blue-600': board === boards[2],
												'border-green-600': board === boards[3],
											}">
                      <div class="flex justify-between items-center px-4 py-2 bg-gray-100 sticky top-0">
                        <h2 x-text="board" class="font-medium text-gray-800"></h2>
                        <a @click.prevent="showModal(board)" href="#" class="inline-flex items-center text-sm font-medium" :class="`text-${colorSelected.value}-500 hover:text-${colorSelected.value}-600`">
                          <svg class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4v16m8-8H4" />
                          </svg>
                          Add Task
                        </a>
                      </div>

                      <div class="px-4">
                        <div @dragover="onDragOver(event)" @drop="onDrop(event, board)" @dragenter="onDragEnter(event)" @dragleave="onDragLeave(event)" class="pt-2 pb-20 rounded-lg">
                          <template x-for="(t, taskIndex) in tasks.filter(t => t.boardName === board)" :key="taskIndex">
                            <div :id="t.uuid">

                              <div x-show="t.edit == false">
                                <div x-show="t.edit == false" class="bg-white rounded-lg shadow mb-3 p-2" draggable="true" @dragstart="onDragStart(event, t.uuid)" @dblclick="t.edit = true; setTimeout(() => $refs[t.uuid].focus())">
                                  <div x-text="t.name" class="text-gray-800"></div>
                                  <div x-text="formatDateDisplay(t.date)" class="text-gray-500 text-xs"></div>
                                </div>
                              </div>

                              <div x-show="t.edit == true" class="bg-white rounded-lg p-4 shadow mb-4">
                                <div class="mb-4">
                                  <label class="text-gray-800 block mb-1 font-bold text-sm">Task Name</label>
                                  <input :x-ref="t.uuid" class="bg-gray-200 appearance-none border-2 border-gray-200 rounded-lg w-full py-2 px-2 text-gray-700 leading-tight focus:outline-none focus:bg-white focus:border-blue-500" type="text" x-model="t.name" @keydown.enter="saveEditTask(t)">
                                </div>
                                <div class="text-right">
                                  <button type="button" class="bg-white hover:bg-gray-100 text-gray-700 font-semibold py-1 px-2 text-sm border border-gray-300 rounded-lg shadow-sm mr-2" @click="t.edit = false">
                                    Cancel
                                  </button>
                                  <button type="button" class="text-white font-semibold py-1 px-2 text-sm border border-transparent rounded-lg shadow-sm" @click="saveEditTask(t)" :class="`bg-${colorSelected.value}-700 hover:bg-${colorSelected.value}-800`">
                                    Edit Task
                                  </button>
                                </div>
                              </div>

                            </div>

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

                    </div>
                  </div>
                </template>
              </div>
            </div>
            <!-- /Kanban Board -->
          </div>
        </div>
        <!-- /Main Page -->

      </div>

    </div>

    <!-- Footer -->
    <div class="container mx-auto px-4 py-10">
      <p class="text-gray-600 text-center">Tasksgram - a simple kanban board with <a href="https://tailwindcss.com/" :class="`text-${colorSelected.value}-500 hover:text-${colorSelected.value}-600`" class="underline">TailwindCSS</a> and <a href="https://github.com/alpinejs/alpine/" :class="`text-${colorSelected.value}-500 hover:text-${colorSelected.value}-600`" class="underline">AlpineJS</a>. Made with <span class="text-red-500"><svg class="inline-block h-4 w-4 text-red-500" viewBox="0 0 20 20" fill="currentColor">
            <path fill-rule="evenodd" d="M3.172 5.172a4 4 0 015.656 0L10 6.343l1.172-1.171a4 4 0 115.656 5.656L10 17.657l-6.828-6.829a4 4 0 010-5.656z" clip-rule="evenodd" /></svg></span> by <a class="underline" :class="`text-${colorSelected.value}-500 hover:text-${colorSelected.value}-600`" href="https://twitter.com/mithicher">@mithicher</a>.</p>
    </div>
    <!-- /Footer -->

    <!-- Modal -->
    <div class="fixed inset-0 flex h-screen w-full items-end md:items-center justify-center z-10" x-show.transition.opacity="openModal">
      <div class="absolute inset-0 bg-black opacity-50"></div>

      <div class="md:p-4 md:max-w-lg mx-auto w-full flex-1 relative overflow-hidden">
        <div class="md:shadow absolute right-0 top-0 w-10 h-10 rounded-full bg-white text-gray-500 hover:text-gray-800 inline-flex items-center justify-center cursor-pointer" x-on:click="openModal = !openModal">
          <svg class="fill-current w-6 h-6" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24">
            <path d="M16.192 6.344L11.949 10.586 7.707 6.344 6.293 7.758 10.535 12 6.293 16.242 7.707 17.656 11.949 13.414 16.192 17.656 17.606 16.242 13.364 12 17.606 7.758z" />
          </svg>
        </div>

        <div class="w-full rounded-t-lg md:rounded-lg bg-white p-8">
          <h2 class="font-bold text-2xl mb-6 text-gray-800">Task Details for <span class="leading-normal border-b-2" :class="`text-${colorSelected.value}-600 border-${colorSelected.value}-200`" x-text="task.boardName"></span></h2>

          <div class="mb-4">
            <label class="text-gray-800 block mb-1 font-bold text-sm">Task Name</label>
            <input class="bg-gray-200 appearance-none border-2 border-gray-200 rounded-lg w-full py-2 px-4 text-gray-700 leading-tight focus:outline-none focus:bg-white focus:border-blue-500" type="text" x-model="task.name" x-ref="taskName" autofocus @keydown.enter="addTask()">
          </div>

          <div class="mt-8 text-right">
            <button type="button" class="bg-white hover:bg-gray-100 text-gray-700 font-semibold py-2 px-4 border border-gray-300 rounded-lg shadow-sm mr-2" @click="openModal = !openModal">
              Cancel
            </button>
            <button type="button" class="text-white font-semibold py-2 px-4 border border-transparent rounded-lg shadow-sm" @click="addTask()" :class="`bg-${colorSelected.value}-700 hover:bg-${colorSelected.value}-800`">
              Save Task
            </button>
          </div>
        </div>
      </div>
    </div>
    <!-- /Modal -->
  </div>

  <script>
    function app() {
      return {
        showSettingsPage: false,
        openModal: false,
        username: '',
        bannerImage: '',
        colors: [{
            label: '#3182ce',
            value: 'blue'
          },
          {
            label: '#38a169',
            value: 'green'
          },
          {
            label: '#805ad5',
            value: 'purple'
          },
          {
            label: '#e53e3e',
            value: 'red'
          },
          {
            label: '#dd6b20',
            value: 'orange'
          },
          {
            label: '#5a67d8',
            value: 'indigo'
          },
          {
            label: '#319795',
            value: 'teal'
          },
          {
            label: '#718096',
            value: 'gray'
          },
          {
            label: '#d69e2e',
            value: 'yellow'
          }
        ],
        colorSelected: {
          label: '#3182ce',
          value: 'blue'
        },
        dateDisplay: 'toDateString',
        boards: [
          'Todo',
          'In Progress',
          'Review',
          'Done'
        ],
        task: {
          name: '',
          boardName: '',
          date: new Date()
        },
        editTask: {},
        tasks: [],
        formatDateDisplay(date) {
          if (this.dateDisplay === 'toDateString') return new Date(date).toDateString();
          if (this.dateDisplay === 'toLocaleDateString') return new Date(date).toLocaleDateString('en-GB');
          return new Date().toLocaleDateString('en-GB');
        },
        showModal(board) {
          this.task.boardName = board;
          this.openModal = true;
          setTimeout(() => this.$refs.taskName.focus(), 200);
        },
        saveEditTask(task) {
          if (task.name == '') return;
          let taskIndex = this.tasks.findIndex(t => t.uuid === task.uuid);
          this.tasks[taskIndex].name = task.name;
          this.tasks[taskIndex].date = new Date();
          this.tasks[taskIndex].edit = false;
          // Get the existing data
          let existing = JSON.parse(localStorage.getItem('TG-tasks'));
          // Add new data to localStorage Array
          existing[taskIndex].name = task.name;
          existing[taskIndex].date = new Date();
          existing[taskIndex].edit = false;
          // Save back to localStorage
          localStorage.setItem('TG-tasks', JSON.stringify(existing));
          this.dispatchCustomEvents('flash', 'Task detail updated');
        },
        getTasks() {
          // Get Default Settings
          const themeFromLocalStorage = JSON.parse(localStorage.getItem('TG-theme'));
          this.dateDisplay = localStorage.getItem('TG-dateDisplay') || 'toLocaleDateString';
          this.username = localStorage.getItem('TG-username') || '';
          this.bannerImage = localStorage.getItem('TG-bannerImage') || '';
          this.colorSelected = themeFromLocalStorage || {
            label: '#3182ce',
            value: 'blue'
          };
          if (localStorage.getItem('TG-tasks')) {
            const tasksFromLocalStorage = JSON.parse(localStorage.getItem('TG-tasks'));
            this.tasks = tasksFromLocalStorage.map(t => {
              return {
                id: t.id,
                uuid: t.uuid,
                name: t.name,
                status: t.status,
                boardName: t.boardName,
                date: t.date,
                edit: false
              }
            });
          } else {
            this.tasks = [];
          }
        },
        addTask() {
          if (this.task.name == '') return;
          // data to save
          const taskData = {
            uuid: this.generateUUID(),
            name: this.task.name,
            status: 'pending',
            boardName: this.task.boardName,
            date: new Date()
          };
          // Save to localStorage
          this.saveDataToLocalStorage(taskData, 'TG-tasks');
          // Refetch all tasks
          this.getTasks();
          // Show Flash message
          this.dispatchCustomEvents('flash', 'New task added');
          // Reset the form
          this.task.name = '';
          this.task.boardName = '';
          // close the modal
          this.openModal = false;
        },
        saveSettings() {
          // data to save
          const theme = JSON.stringify(this.colorSelected);
          // Save to localStorage
          localStorage.setItem('TG-username', this.username);
          localStorage.setItem('TG-theme', theme);
          localStorage.setItem('TG-bannerImage', this.bannerImage);
          localStorage.setItem('TG-dateDisplay', this.dateDisplay);
          // Show Flash message
          this.dispatchCustomEvents('flash', 'Settings updated');
          // Back to Main Page
          this.showSettingsPage = false;
        },
        onDragStart(event, uuid) {
          event.dataTransfer.setData('text/plain', uuid);
          event.target.classList.add('opacity-5');
        },
        onDragOver(event) {
          event.preventDefault();
          return false;
        },
        onDragEnter(event) {
          event.target.classList.add('bg-gray-200');
        },
        onDragLeave(event) {
          event.target.classList.remove('bg-gray-200');
        },
        onDrop(event, boardName) {
          event.stopPropagation(); // Stops some browsers from redirecting.
          event.preventDefault();
          event.target.classList.remove('bg-gray-200');
          // console.log('Dropped', this);
          const id = event.dataTransfer.getData('text');
          const draggableElement = document.getElementById(id);
          const dropzone = event.target;
          dropzone.appendChild(draggableElement);
          // Update
          // Get the existing data
          let existing = JSON.parse(localStorage.getItem('TG-tasks'));
          let taskIndex = existing.findIndex(t => t.uuid === id);
          // Add new data to localStorage Array
          existing[taskIndex].boardName = boardName;
          existing[taskIndex].date = new Date();
          // Save back to localStorage
          localStorage.setItem('TG-tasks', JSON.stringify(existing));
          // Get Updated Tasks
          this.getTasks();
          // Show flash message
          this.dispatchCustomEvents('flash', 'Task moved to ' + boardName);
          event.dataTransfer.clearData();
        },
        saveDataToLocalStorage(data, keyName) {
          var a = [];
          // Parse the serialized data back into an aray of objects
          a = JSON.parse(localStorage.getItem(keyName)) || [];
          // Push the new data (whether it be an object or anything else) onto the array
          a.push(data);
          // Re-serialize the array back into a string and store it in localStorage
          localStorage.setItem(keyName, JSON.stringify(a));
        },
        generateUUID() {
          return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function(c) {
            var r = Math.random() * 16 | 0,
              v = c == 'x' ? r : (r & 0x3 | 0x8);
            return v.toString(16);
          });
        },
        dispatchCustomEvents(eventName, message) {
          let customEvent = new CustomEvent(eventName, {
            detail: {
              message: message
            }
          });
          window.dispatchEvent(customEvent);
        },
        greetText() {
          var d = new Date();
          var time = d.getHours();
          // From: https://1loc.dev/ (Uppercase the first character of each word in a string)
          const uppercaseWords = str => str.split(' ').map(w => `${w.charAt(0).toUpperCase()}${w.slice(1)}`).join(' ');
          let name = localStorage.getItem('TG-username') || '';
          if (time < 12) {
            return "Good morning, " + uppercaseWords(name);
          } else if (time < 17) {
            return "Good afternoon, " + uppercaseWords(name);
          } else {
            return "Good evening, " + uppercaseWords(name);
          }
        },
      }
    }
  </script>

</body>

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.