Gantt Charts (#29)
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konrad
Gitea
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d03f0211a3
23 changed files with 1454 additions and 565 deletions
350
src/components/tasks/gantt-component.vue
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350
src/components/tasks/gantt-component.vue
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<template>
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<div class="gantt-chart box">
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<div class="dates">
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<template v-for="(y, yk) in days">
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<div class="months" :key="yk + 'year'">
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<div class="month" v-for="(m, mk) in days[yk]" :key="mk + 'month'">
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{{new Date((new Date(yk)).setMonth(mk)).toLocaleString('en-us', { month: 'long' })}}, {{(new Date(yk)).getFullYear()}}
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<div class="days">
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<div
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class="day"
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v-for="(d, dk) in days[yk][mk]"
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:key="dk + 'day'"
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:style="{'width': dayWidth + 'px'}"
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:class="{'today': d.toDateString() === now.toDateString()}">
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<span class="theday" v-if="dayWidth > 25">
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{{d.getDate()}}
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</span>
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<span class="weekday" v-if="dayWidth > 25">
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{{d.toLocaleString('en-us', { weekday: 'short' })}}
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</span>
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</div>
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</div>
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</div>
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</div>
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</template>
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</div>
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<div class="tasks" :style="{'width': fullWidth + 'px'}">
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<div class="row" v-for="(t, k) in theTasks" :key="t.id" :style="{background: 'repeating-linear-gradient(90deg, #ededed, #ededed 1px, ' + (k % 2 === 0 ? '#fafafa 1px, #fafafa ' : '#fff 1px, #fff ') + dayWidth + 'px)'}">
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<VueDragResize
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class="task"
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:class="{'done': t.done, 'is-current-edit': taskToEdit !== null && taskToEdit.id === t.id}"
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:isActive="true"
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:x="t.offsetDays * dayWidth - 6"
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:y="0"
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:w="t.durationDays * dayWidth"
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:h="31"
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:minw="dayWidth"
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:snapToGrid="true"
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:gridX="dayWidth"
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:sticks="['mr', 'ml']"
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axis="x"
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:parentLimitation="true"
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:parentW="fullWidth"
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@resizestop="resizeTask"
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@dragstop="resizeTask"
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@clicked="taskDragged = t"
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>
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<span :class="{
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'has-high-priority': t.priority >= priorities.HIGH,
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'has-not-so-high-priority': t.priority === priorities.HIGH,
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'has-super-high-priority': t.priority === priorities.DO_NOW
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}">{{t.text}}</span>
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<span v-if="t.priority >= priorities.HIGH" class="high-priority" :class="{'not-so-high': t.priority === priorities.HIGH}">
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<span class="icon">
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<icon icon="exclamation"/>
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</span>
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<template v-if="t.priority === priorities.HIGH">High</template>
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<template v-if="t.priority === priorities.URGENT">Urgent</template>
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<template v-if="t.priority === priorities.DO_NOW">DO NOW</template>
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<span class="icon" v-if="t.priority === priorities.DO_NOW">
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<icon icon="exclamation"/>
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</span>
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</span>
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<!-- using the key here forces vue to use the updated version model and not the response returned by the api -->
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<a @click="editTask(theTasks[k])" class="edit-toggle">
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<icon icon="pen"/>
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</a>
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</VueDragResize>
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</div>
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<template v-if="showTaskswithoutDates">
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<div class="row" v-for="t in tasksWithoutDates" :key="t.id">
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<VueDragResize
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class="task nodate"
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:isActive="true"
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:x="dayOffsetUntilToday * dayWidth - 6"
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:y="0"
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:h="31"
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:minw="dayWidth"
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:snapToGrid="true"
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:gridX="dayWidth"
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:sticks="['mr', 'ml']"
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axis="x"
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:parentLimitation="true"
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:parentW="fullWidth"
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@resizestop="resizeTask"
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@dragstop="resizeTask"
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@clicked="taskDragged = t"
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v-tooltip="'This task has no dates set.'"
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>
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<span>{{t.text}}</span>
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</VueDragResize>
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</div>
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</template>
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</div>
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<form @submit.prevent="addNewTask()" class="add-new-task">
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<transition name="width">
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<input
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type="text"
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v-model="newTaskTitle"
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class="input"
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v-if="newTaskFieldActive"
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ref="newTaskTitleField"
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@keyup.esc="newTaskFieldActive = false"
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@blur="hideCrateNewTask"
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/>
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</transition>
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<button class="button is-primary noshadow" @click="showCreateNewTask">
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<span class="icon is-small">
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<icon icon="plus"/>
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</span>
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Add a new task
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</button>
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</form>
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<transition name="fade">
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<div class="card taskedit" v-if="isTaskEdit">
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<header class="card-header">
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<p class="card-header-title">
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Edit Task
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</p>
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<a class="card-header-icon" @click="isTaskEdit = false;taskToEdit = null">
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<span class="icon">
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<icon icon="times"/>
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</span>
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</a>
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</header>
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<div class="card-content">
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<div class="content">
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<edit-task :task="taskToEdit"/>
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</div>
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</div>
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</div>
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</transition>
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</div>
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</template>
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<script>
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import VueDragResize from 'vue-drag-resize'
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import message from '../../message'
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import EditTask from './edit-task'
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import TaskService from '../../services/task'
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import TaskModel from '../../models/task'
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import ListModel from '../../models/list'
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import priorities from '../../models/priorities'
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export default {
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name: 'GanttChart',
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components: {
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EditTask,
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VueDragResize,
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},
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props: {
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list: {
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type: ListModel,
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required: true,
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},
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showTaskswithoutDates: {
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type: Boolean,
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default: false,
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},
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dateFrom: {
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default: new Date((new Date()).setDate((new Date()).getDate() - 15))
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},
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dateTo: {
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default: new Date((new Date()).setDate((new Date()).getDate() + 30))
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},
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// The width of a day in pixels, used to calculate all sorts of things.
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dayWidth: {
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type: Number,
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default: 35,
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}
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},
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data() {
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return {
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days: [],
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startDate: null,
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endDate: null,
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theTasks: [], // Pretty much a copy of the prop, since we cant mutate the prop directly
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tasksWithoutDates: [],
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taskService: TaskService,
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taskDragged: null, // Saves to currently dragged task to be able to update it
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fullWidth: 0,
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now: null,
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dayOffsetUntilToday: 0,
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isTaskEdit: false,
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taskToEdit: null,
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newTaskTitle: '',
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newTaskFieldActive: false,
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priorities: {},
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}
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},
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watch: {
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list() {
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this.parseTasks()
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},
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dateFrom() {
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this.buildTheGanttChart()
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},
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dateTo() {
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this.buildTheGanttChart()
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},
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},
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beforeMount() {
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this.now = new Date()
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this.taskService = new TaskService()
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this.priorities = priorities
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this.buildTheGanttChart()
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},
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methods: {
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buildTheGanttChart() {
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this.setDates()
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this.prepareGanttDays()
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this.parseTasks()
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},
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setDates() {
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this.startDate = new Date(this.dateFrom)
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this.endDate = new Date(this.dateTo)
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this.dayOffsetUntilToday = Math.floor((this.now - this.startDate) / 1000 / 60 / 60 / 24) +1
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},
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prepareGanttDays() {
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// Layout: years => [months => [days]]
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let years = {};
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for (let d = this.startDate; d <= this.endDate; d.setDate(d.getDate() + 1)) {
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let date = new Date(d)
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if (years[date.getFullYear() + ''] === undefined) {
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years[date.getFullYear() + ''] = {}
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}
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if (years[date.getFullYear() + ''][date.getMonth() + ''] === undefined) {
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years[date.getFullYear() + ''][date.getMonth() + ''] = []
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}
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years[date.getFullYear() + ''][date.getMonth() + ''].push(date)
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this.fullWidth += this.dayWidth
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}
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this.$set(this, 'days', years)
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},
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parseTasks() {
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this.setDates()
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this.prepareTasks()
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},
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prepareTasks() {
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this.theTasks = this.list.tasks
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.filter(t => {
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if(t.startDate === null && !t.done) {
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this.tasksWithoutDates.push(t)
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}
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return t.startDate >= this.startDate && t.endDate <= this.endDate
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})
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.map(t => {
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return this.addGantAttributes(t)
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})
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.sort(function(a,b) {
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if (a.startDate < b.startDate)
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return -1
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if (a.startDate > b.startDate)
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return 1
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return 0
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})
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},
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addGantAttributes(t) {
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t.endDate === null ? this.endDate : t.endDate
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t.durationDays = Math.floor((t.endDate - t.startDate) / 1000 / 60 / 60 / 24) + 1
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t.offsetDays = Math.floor((t.startDate - this.startDate) / 1000 / 60 / 60 / 24) + 1
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return t
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},
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resizeTask(newRect) {
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// Timeout to definitly catch if the user clicked on taskedit
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setTimeout(() => {
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if(this.isTaskEdit) {
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return
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}
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let didntHaveDates = this.taskDragged.startDate === null ? true : false
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let startDate = new Date(this.startDate)
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startDate.setDate(startDate.getDate() + newRect.left / this.dayWidth)
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startDate.setUTCHours(0)
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startDate.setUTCMinutes(0)
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startDate.setUTCSeconds(0)
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startDate.setUTCMilliseconds(0)
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this.taskDragged.startDate = startDate
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let endDate = new Date(startDate)
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endDate.setDate(startDate.getDate() + newRect.width / this.dayWidth)
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this.taskDragged.startDate = startDate
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this.taskDragged.endDate = endDate
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this.taskService.update(this.taskDragged)
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.then(r => {
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// If the task didn't have dates before, we'll update the list
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if(didntHaveDates) {
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for (const t in this.tasksWithoutDates) {
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if (this.tasksWithoutDates[t].id === r.id) {
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this.tasksWithoutDates.splice(t, 1)
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}
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}
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this.theTasks.push(this.addGantAttributes(r))
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} else {
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for (const tt in this.theTasks) {
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if (this.theTasks[tt].id === r.id) {
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this.theTasks[tt] = this.addGantAttributes(r)
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}
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}
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}
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message.success({message: 'The task was successfully updated.'}, this)
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})
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.catch(e => {
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message.error(e, this)
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})
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}, 100)
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},
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editTask(task) {
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this.taskToEdit = task
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this.isTaskEdit = true
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},
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showCreateNewTask() {
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if(!this.newTaskFieldActive) {
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// Timeout to not send the form if the field isn't even shown
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setTimeout(() => {
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this.newTaskFieldActive = true
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this.$nextTick(() => this.$refs.newTaskTitleField.focus())
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}, 100)
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}
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},
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hideCrateNewTask() {
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if(this.newTaskTitle === '') {
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this.$nextTick(() => this.newTaskFieldActive = false)
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}
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},
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addNewTask() {
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if (!this.newTaskFieldActive) {
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return
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}
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let task = new TaskModel({text: this.newTaskTitle, listID: this.list.id})
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this.taskService.create(task)
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.then(r => {
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this.tasksWithoutDates.push(this.addGantAttributes(r))
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this.newTaskTitle = ''
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this.hideCrateNewTask()
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message.success({message: 'The task was successfully created.'}, this)
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})
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.catch(e => {
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message.error(e, this)
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})
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},
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},
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}
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</script>
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