feat: update ganttastic version

# Conflicts:
#	package.json
#	pnpm-lock.yaml
#	src/components/tasks/gantt-component.vue

cypress/e2e/list/list-view-gantt.spec.ts

@@ -11,7 +11,7 @@ describe('List View Gantt', () => {
 		const tasks = TaskFactory.create(1)
 		cy.visit('/lists/1/gantt')
 
-		cy.get('.gantt-chart .tasks')
+		cy.get('.g-gantt-rows-container')
 			.should('not.contain', tasks[0].title)
 	})
 
@@ -25,7 +25,7 @@ describe('List View Gantt', () => {
 
 		cy.visit('/lists/1/gantt')
 
-		cy.get('.gantt-chart .months')
+		cy.get('.g-timeunits-container')
 			.should('contain', format(now, 'MMMM'))
 			.should('contain', format(nextMonth, 'MMMM'))
 	})
@@ -38,14 +38,13 @@ describe('List View Gantt', () => {
 		})
 		cy.visit('/lists/1/gantt')
 
-		cy.get('.gantt-chart .tasks')
+		cy.get('.g-gantt-rows-container')
 			.should('not.be.empty')
-		cy.get('.gantt-chart .tasks')
 			.should('contain', tasks[0].title)
 	})
 
 	it('Shows tasks with no dates after enabling them', () => {
-		TaskFactory.create(1, {
+		const tasks = TaskFactory.create(1, {
 			start_date: null,
 			end_date: null,
 		})
@@ -55,13 +54,15 @@ describe('List View Gantt', () => {
 			.contains('Show tasks which don\'t have dates set')
 			.click()
 
-		cy.get('.gantt-chart .tasks')
+		cy.get('.g-gantt-rows-container')
 			.should('not.be.empty')
-		cy.get('.gantt-chart .tasks .task.nodate')
-			.should('exist')
+			.should('contain', tasks[0].title)
 	})
 
 	it('Drags a task around', () => {
+		cy.intercept('**/api/v1/tasks/*')
+			.as('taskUpdate')
+		
 		const now = new Date()
 		TaskFactory.create(1, {
 			start_date: formatISO(now),
@@ -69,10 +70,11 @@ describe('List View Gantt', () => {
 		})
 		cy.visit('/lists/1/gantt')
 
-		cy.get('.gantt-chart .tasks .task')
+		cy.get('.g-gantt-rows-container .g-gantt-row .g-gantt-row-bars-container div .g-gantt-bar')
 			.first()
 			.trigger('mousedown', {which: 1})
 			.trigger('mousemove', {clientX: 500, clientY: 0})
 			.trigger('mouseup', {force: true})
+		cy.wait('@taskUpdate')
 	})
 })

package.json

@@ -23,6 +23,7 @@
     "@fortawesome/free-solid-svg-icons": "6.2.0",
     "@fortawesome/vue-fontawesome": "3.0.1",
     "@github/hotkey": "2.0.1",
+    "@infectoone/vue-ganttastic": "./vendor/infectoone-vue-ganttastic-2.1.1.tgz",
     "@kyvg/vue3-notification": "2.4.1",
     "@sentry/tracing": "7.14.1",
     "@sentry/vue": "7.14.1",

src/components/tasks/TaskForm.vue

@@ -0,0 +1,78 @@
+<template>
+	<form
+		@submit.prevent="createTask"
+		class="add-new-task"
+	>
+		<transition name="width">
+			<input
+				v-if="newTaskFieldActive"
+				v-model="newTaskTitle"
+				@blur="hideCreateNewTask"
+				@keyup.esc="newTaskFieldActive = false"
+				class="input"
+				ref="newTaskTitleField"
+				type="text"
+			/>
+		</transition>
+		<x-button @click="showCreateTaskOrCreate" :shadow="false" icon="plus">
+			{{ $t('task.new') }}
+		</x-button>
+	</form>
+</template>
+
+<script setup lang="ts">
+import {nextTick, ref} from 'vue'
+import type {ITask} from '@/models/task'
+
+const emit = defineEmits<{
+	(e: 'create-task', title: string): Promise<ITask>
+}>()
+
+const newTaskFieldActive = ref(false)
+const newTaskTitleField = ref()
+const newTaskTitle = ref('')
+
+function showCreateTaskOrCreate() {
+	if (!newTaskFieldActive.value) {
+		// Timeout to not send the form if the field isn't even shown
+		setTimeout(() => {
+			newTaskFieldActive.value = true
+			nextTick(() => newTaskTitleField.value.focus())
+		}, 100)
+	} else {
+		createTask()
+	}
+}
+
+function hideCreateNewTask() {
+	if (newTaskTitle.value === '') {
+		nextTick(() => (newTaskFieldActive.value = false))
+	}
+}
+
+async function createTask() {
+	if (!newTaskFieldActive.value) {
+		return
+	}
+	await emit('create-task', newTaskTitle.value)
+	newTaskTitle.value = ''
+	hideCreateNewTask()
+}
+</script>
+
+<style scoped lang="scss">
+.add-new-task {
+	padding: 1rem .7rem .4rem .7rem;
+	display: flex;
+	max-width: 450px;
+
+	.input {
+		margin-right: .7rem;
+		font-size: .8rem;
+	}
+
+	.button {
+		font-size: .68rem;
+	}
+}
+</style>

src/components/tasks/gantt-chart.vue

@@ -0,0 +1,319 @@
+<template>
+	<Loading class="gantt-container" v-if="taskService.loading || taskCollectionService.loading"/>
+	<div class="gantt-container" v-else>
+		<GGanttChart
+			:chart-start="`${dateFrom} 00:00`"
+			:chart-end="`${dateTo} 23:59`"
+			:precision="PRECISION"
+			bar-start="startDate"
+			bar-end="endDate"
+			:grid="true"
+			@dragend-bar="updateTask"
+			@dblclick-bar="openTask"
+			:width="ganttChartWidth + 'px'"
+		>
+			<template #timeunit="{label, value}">
+				<div
+					class="timeunit-wrapper"
+					:class="{'today': dayIsToday(label)}">
+					<span>{{ value }}</span>
+					<span class="weekday">
+						{{ weekdayFromTimeLabel(label) }}
+					</span>
+				</div>
+			</template>
+			<GGanttRow
+				v-for="(bar, k) in ganttBars"
+				:key="k"
+				label=""
+				:bars="bar"
+			/>
+		</GGanttChart>
+	</div>
+	<TaskForm v-if="canWrite" @create-task="createTask" />
+</template>
+
+<script setup lang="ts">
+import {computed, ref, watch, watchEffect, shallowReactive, type PropType} from 'vue'
+import {useRouter} from 'vue-router'
+import {format, parse} from 'date-fns'
+
+import TaskCollectionService from '@/services/taskCollection'
+import TaskService from '@/services/task'
+import TaskModel, { getHexColor } from '@/models/task'
+
+import type ListModel from '@/models/list'
+import {colorIsDark} from '@/helpers/color/colorIsDark'
+import {RIGHTS} from '@/constants/rights'
+
+import {
+	extendDayjs,
+	GGanttChart,
+	GGanttRow,
+	type GanttBarObject,
+} from '@infectoone/vue-ganttastic'
+
+import Loading from '@/components/misc/loading.vue'
+import TaskForm from '@/components/tasks/TaskForm.vue'
+
+import {useBaseStore} from '@/stores/base'
+
+extendDayjs()
+
+const PRECISION = 'day' as const
+const DATE_FORMAT = 'yyyy-LL-dd HH:mm'
+
+const baseStore = useBaseStore()
+const router = useRouter()
+
+const props = defineProps({
+	listId: {
+		type: Number as PropType<ListModel['id']>,
+		required: true,
+	},
+	dateFrom: {
+		type: String as PropType<any>,
+		required: true,
+	},
+	dateTo: {
+		type: String as PropType<any>,
+		required: true,
+	},
+	showTasksWithoutDates: {
+		type: Boolean,
+		default: false,
+	},
+})
+
+const taskCollectionService = shallowReactive(new TaskCollectionService())
+const taskService = shallowReactive(new TaskService())
+
+const dateFromDate = computed(() => parse(props.dateFrom, 'yyyy-LL-dd', new Date()))
+const dateToDate = computed(() => parse(props.dateTo, 'yyyy-LL-dd', new Date()))
+
+const DAY_WIDTH_PIXELS = 30
+const ganttChartWidth = computed(() => {
+	const dateDiff = Math.floor((dateToDate.value - dateFromDate.value) / (1000 * 60 * 60 * 24))
+
+	return dateDiff * DAY_WIDTH_PIXELS
+})
+
+const canWrite = computed(() => baseStore.currentList.maxRight > RIGHTS.READ)
+
+const tasks = ref<Map<TaskModel['id'], TaskModel>>(new Map())
+const ganttBars = ref<GanttBarObject[][]>([])
+
+watch(
+	tasks,
+	// We need a "real" ref object for the gantt bars to instantly update the tasks when they are dragged on the chart.
+	// A computed won't work directly.
+	// function mapGanttBars() {
+	() => {
+		ganttBars.value = []
+		tasks.value.forEach(t => ganttBars.value.push(transformTaskToGanttBar(t)))
+	},
+	{deep: true}
+)
+
+const defaultStartDate = format(new Date(), DATE_FORMAT)
+const defaultEndDate = format(new Date((new Date()).setDate((new Date()).getDate() + 7)), DATE_FORMAT)
+
+function transformTaskToGanttBar(t: TaskModel) {
+	const black = 'var(--grey-800)'
+	return [{
+		startDate: t.startDate ? format(t.startDate, DATE_FORMAT) : defaultStartDate,
+		endDate: t.endDate ? format(t.endDate, DATE_FORMAT) : defaultEndDate,
+		ganttBarConfig: {
+			id: String(t.id),
+			label: t.title,
+			hasHandles: true,
+			style: {
+				color: t.startDate ? (colorIsDark(getHexColor(t.hexColor)) ? black : 'white') : black,
+				backgroundColor: t.startDate ? getHexColor(t.hexColor) : 'var(--grey-100)',
+				border: t.startDate ? '' : '2px dashed var(--grey-300)',
+				'text-decoration': t.done ? 'line-through' : null,
+			},
+		},
+	} as GanttBarObject]
+}
+
+
+
+// FIXME: unite with other filter params types
+interface GetAllTasksParams {
+		sort_by: ('start_date' | 'done' | 'id')[],
+		order_by: ('asc' | 'asc' | 'desc')[],
+		filter_by: 'start_date'[],
+		filter_comparator: ('greater_equals' | 'less_equals')[],
+		filter_value: [string, string] // [dateFrom, dateTo],
+		filter_concat: 'and',
+		filter_include_nulls: boolean,
+}
+
+async function getAllTasks(params: GetAllTasksParams, page = 1): Promise<TaskModel[]> {
+	const tasks = await taskCollectionService.getAll({listId: props.listId}, params, page) as TaskModel[]
+	if (page < taskCollectionService.totalPages) {
+		const nextTasks = await getAllTasks(params, page + 1)
+		return tasks.concat(nextTasks)
+	}
+	return tasks
+}
+
+async function loadTasks({
+	dateTo,
+	dateFrom,
+	showTasksWithoutDates,
+}: {
+	dateTo: string;
+	dateFrom: string;
+	showTasksWithoutDates: boolean;
+}) {
+	tasks.value = new Map()
+
+	const params = {
+		sort_by: ['start_date', 'done', 'id'],
+		order_by: ['asc', 'asc', 'desc'],
+		filter_by: ['start_date', 'start_date'],
+		filter_comparator: ['greater_equals', 'less_equals'],
+		filter_value: [dateFrom, dateTo],
+		filter_concat: 'and',
+		filter_include_nulls: showTasksWithoutDates,
+	}
+
+	const loadedTasks = await getAllTasks(params)
+
+	loadedTasks.forEach(t => tasks.value.set(t.id, t))
+}
+
+watchEffect(() => loadTasks({
+	dateTo: props.dateTo,
+	dateFrom: props.dateFrom,
+	showTasksWithoutDates: props.showTasksWithoutDates,
+}))
+
+async function createTask(title: TaskModel['title']) {
+	const newTask = await taskService.create(new TaskModel({
+		title,
+		listId: props.listId,
+		startDate: defaultStartDate,
+		endDate: defaultEndDate,
+	}))
+	tasks.value.set(newTask.id, newTask)
+
+	return newTask
+}
+
+async function updateTask(e) {
+	const task = tasks.value.get(e.bar.ganttBarConfig.id)
+
+	if (!task) return
+
+	task.startDate = e.bar.startDate
+	task.endDate = e.bar.endDate
+	const updatedTask = await taskService.update(task)
+	ganttBars.value.map(gantBar => {
+		return gantBar[0].ganttBarConfig.id === task.id
+			? transformTaskToGanttBar(updatedTask)
+			: gantBar
+	})
+}
+
+function openTask(e) {
+	router.push({
+		name: 'task.detail',
+		params: {id: e.bar.ganttBarConfig.id},
+		state: {backdropView: router.currentRoute.value.fullPath},
+	})
+}
+
+function weekdayFromTimeLabel(label: string): string {
+	const parsed = parse(label, 'dd.MMM', dateFromDate.value)
+	return format(parsed, 'E')
+}
+
+function dayIsToday(label: string): boolean {
+	const parsed = parse(label, 'dd.MMM', dateFromDate.value)
+	const today = new Date()
+	return parsed.getDate() === today.getDate() &&
+		parsed.getMonth() === today.getMonth() &&
+		parsed.getFullYear() === today.getFullYear()
+}
+</script>
+
+<style scoped lang="scss">
+.gantt-container {
+	overflow-x: auto;
+}
+</style>
+	
+
+<style lang="scss">
+// Not scoped because we need to style the elements inside the gantt chart component
+.g-gantt-chart {
+	width: 2000px;
+}
+
+.g-gantt-row-label {
+	display: none;
+}
+
+.g-upper-timeunit, .g-timeunit {
+	background: var(--white);
+	font-family: $vikunja-font;
+}
+
+.g-upper-timeunit {
+	font-weight: bold;
+	border-right: 1px solid var(--grey-200);
+	padding: .5rem 0;
+}
+
+.g-timeunit .timeunit-wrapper {
+	padding: 0.5rem 0;
+	font-size: 1rem;
+	display: flex;
+	flex-direction: column;
+	align-items: center;
+	width: 100%;
+
+	&.today {
+		background: var(--primary);
+		color: var(--white);
+		border-radius: 5px 5px 0 0;
+		font-weight: bold;
+	}
+
+	.weekday {
+		font-size: 0.8rem;
+	}
+}
+
+.g-timeaxis {
+	height: auto;
+	box-shadow: none;
+}
+
+.g-gantt-row > .g-gantt-row-bars-container {
+	border-bottom: none;
+	border-top: none;
+}
+
+.g-gantt-row:nth-child(odd) {
+	background: hsla(var(--grey-100-hsl), .5);
+}
+
+.g-gantt-bar {
+	border-radius: $radius * 1.5;
+	overflow: visible;
+	font-size: .85rem;
+
+	&-handle-left,
+	&-handle-right {
+		width: 6px;
+		height: 75%;
+		opacity: .75;
+		border-radius: $radius;
+		margin-top: 4px;
+	}
+}
+</style>

src/components/tasks/gantt-component.vue

@@ -1,642 +0,0 @@
-<template>
-	<div class="gantt-chart">
-		<div class="filter-container">
-			<div class="items">
-				<filter-popup
-					v-model="params"
-					@update:modelValue="loadTasks()"
-				/>
-			</div>
-		</div>
-		<div class="dates">
-			<template v-for="(y, yk) in days" :key="yk + 'year'">
-				<div class="months">
-					<div
-						:key="mk + 'month'"
-						class="month"
-						v-for="(m, mk) in days[yk]"
-					>
-						{{ formatMonthAndYear(yk, parseInt(mk) + 1) }}
-						<div class="days">
-							<div
-								:class="{ today: d.toDateString() === now.toDateString() }"
-								:key="dk + 'day'"
-								:style="{ width: dayWidth + 'px' }"
-								class="day"
-								v-for="(d, dk) in days[yk][mk]"
-							>
-								<span class="theday" v-if="dayWidth > 25">
-									{{ d.getDate() }}
-								</span>
-								<span class="weekday" v-if="dayWidth > 25">
-									{{
-										d.toLocaleString('en-us', {
-											weekday: 'short',
-										})
-									}}
-								</span>
-							</div>
-						</div>
-					</div>
-				</div>
-			</template>
-		</div>
-		<div :style="{ width: fullWidth + 'px' }" class="tasks">
-			<div
-				v-for="(t, k) in theTasks"
-				:key="t ? t.id : 0"
-				:style="{
-					background:
-						'repeating-linear-gradient(90deg, #ededed, #ededed 1px, ' +
-						(k % 2 === 0
-							? '#fafafa 1px, #fafafa '
-							: '#fff 1px, #fff ') +
-						dayWidth +
-						'px)',
-				}"
-				class="row"
-			>
-				<VueDragResize
-					:class="{
-						done: t ? t.done : false,
-						'is-current-edit': taskToEdit !== null && taskToEdit.id === t.id,
-						'has-light-text': !colorIsDark(t.getHexColor()),
-						'has-dark-text': colorIsDark(t.getHexColor()),
-					}"
-					:gridX="dayWidth"
-					:h="31"
-					:isActive="canWrite"
-					:minw="dayWidth"
-					:parentLimitation="true"
-					:parentW="fullWidth"
-					:snapToGrid="true"
-					:sticks="['mr', 'ml']"
-					:style="{
-						'border-color': t.getHexColor(),
-						'background-color': t.getHexColor(),
-					}"
-					:w="t.durationDays * dayWidth"
-					:x="t.offsetDays * dayWidth - 6"
-					:y="0"
-					@dragstop="(e) => resizeTask(t, e)"
-					@resizestop="(e) => resizeTask(t, e)"
-					axis="x"
-					class="task"
-				>
-					<span
-						:class="{
-							'has-high-priority': t.priority >= priorities.HIGH,
-							'has-not-so-high-priority':
-								t.priority === priorities.HIGH,
-							'has-super-high-priority':
-								t.priority === priorities.DO_NOW,
-						}"
-					>
-						{{ t.title }}
-					</span>
-					<priority-label :priority="t.priority" :done="t.done"/>
-					<!-- using the key here forces vue to use the updated version model and not the response returned by the api -->
-					<!-- FIXME: add label -->
-					<BaseButton @click="editTask(theTasks[k])" class="edit-toggle">
-						<icon icon="pen"/>
-					</BaseButton>
-				</VueDragResize>
-			</div>
-			<template v-if="showTaskswithoutDates">
-				<div
-					:key="t.id"
-					:style="{
-						background:
-							'repeating-linear-gradient(90deg, #ededed, #ededed 1px, ' +
-							(k % 2 === 0
-								? '#fafafa 1px, #fafafa '
-								: '#fff 1px, #fff ') +
-							dayWidth +
-							'px)',
-					}"
-					class="row"
-					v-for="(t, k) in tasksWithoutDates"
-				>
-					<VueDragResize
-						:gridX="dayWidth"
-						:h="31"
-						:isActive="canWrite"
-						:minw="dayWidth"
-						:parentLimitation="true"
-						:parentW="fullWidth"
-						:snapToGrid="true"
-						:sticks="['mr', 'ml']"
-						:x="dayOffsetUntilToday * dayWidth - 6"
-						:y="0"
-						@dragstop="(e) => resizeTask(t, e)"
-						@resizestop="(e) => resizeTask(t, e)"
-						axis="x"
-						class="task nodate"
-						v-tooltip="$t('list.gantt.noDates')"
-					>
-						<span>{{ t.title }}</span>
-					</VueDragResize>
-				</div>
-			</template>
-		</div>
-		<form
-			@submit.prevent="addNewTask()"
-			class="add-new-task"
-			v-if="canWrite"
-		>
-			<transition name="width">
-				<input
-					@blur="hideCrateNewTask"
-					@keyup.esc="newTaskFieldActive = false"
-					class="input"
-					ref="newTaskTitleField"
-					type="text"
-					v-if="newTaskFieldActive"
-					v-model="newTaskTitle"
-				/>
-			</transition>
-			<x-button @click="showCreateNewTask" :shadow="false" icon="plus">
-				{{ $t('list.list.newTaskCta') }}
-			</x-button>
-		</form>
-		<transition name="fade">
-			<edit-task 
-				v-if="isTaskEdit"
-				class="taskedit"
-				:title="$t('list.list.editTask')"
-				@close="() => {isTaskEdit = false;taskToEdit = null}"
-				:task="taskToEdit"
-			/>
-		</transition>
-	</div>
-</template>
-
-<script lang="ts">
-import {defineComponent} from 'vue'
-import {mapState} from 'pinia'
-
-import VueDragResize from 'vue-drag-resize'
-import EditTask from './edit-task.vue'
-
-import TaskService from '../../services/task'
-import TaskModel from '../../models/task'
-import {PRIORITIES as priorities} from '@/constants/priorities'
-import PriorityLabel from './partials/priorityLabel.vue'
-import TaskCollectionService from '../../services/taskCollection'
-import {RIGHTS as Rights} from '@/constants/rights'
-import FilterPopup from '@/components/list/partials/filter-popup.vue'
-import BaseButton from '@/components/base/BaseButton.vue'
-
-import {colorIsDark} from '@/helpers/color/colorIsDark'
-import {formatDate} from '@/helpers/time/formatDate'
-
-import {useBaseStore} from '@/stores/base'
-
-export default defineComponent({
-	name: 'GanttChart',
-	components: {
-		BaseButton,
-		FilterPopup,
-		PriorityLabel,
-		EditTask,
-		VueDragResize,
-	},
-	props: {
-		listId: {
-			type: Number,
-			required: true,
-		},
-		showTaskswithoutDates: {
-			type: Boolean,
-			default: false,
-		},
-		dateFrom: {
-			default: () => new Date(new Date().setDate(new Date().getDate() - 15)),
-		},
-		dateTo: {
-			default: () => new Date(new Date().setDate(new Date().getDate() + 30)),
-		},
-		// The width of a day in pixels, used to calculate all sorts of things.
-		dayWidth: {
-			type: Number,
-			default: 35,
-		},
-	},
-	data() {
-		return {
-			days: [],
-			startDate: null,
-			endDate: null,
-			theTasks: [], // Pretty much a copy of the prop, since we cant mutate the prop directly
-			tasksWithoutDates: [],
-			taskService: new TaskService(),
-			fullWidth: 0,
-			now: new Date(),
-			dayOffsetUntilToday: 0,
-			isTaskEdit: false,
-			taskToEdit: null,
-			newTaskTitle: '',
-			newTaskFieldActive: false,
-			priorities: priorities,
-			taskCollectionService: new TaskCollectionService(),
-
-			params: {
-				sort_by: ['done', 'id'],
-				order_by: ['asc', 'desc'],
-				filter_by: ['done'],
-				filter_value: ['false'],
-				filter_comparator: ['equals'],
-				filter_concat: 'and',
-			},
-		}
-	},
-	watch: {
-		dateFrom: 'buildTheGanttChart',
-		dateTo: 'buildTheGanttChart',
-		listId: 'parseTasks',
-	},
-	mounted() {
-		this.buildTheGanttChart()
-	},
-	computed: mapState(useBaseStore, {
-		canWrite: (state) => state.currentList.maxRight > Rights.READ,
-	}),
-	methods: {
-		colorIsDark,
-		buildTheGanttChart() {
-			this.setDates()
-			this.prepareGanttDays()
-			this.parseTasks()
-		},
-		setDates() {
-			this.startDate = new Date(this.dateFrom)
-			this.endDate = new Date(this.dateTo)
-			console.debug('setDates; start date: ', this.startDate, 'end date:', this.endDate, 'date from:', this.dateFrom, 'date to:', this.dateTo)
-
-			this.dayOffsetUntilToday = Math.floor((this.now - this.startDate) / 1000 / 60 / 60 / 24) + 1
-		},
-		prepareGanttDays() {
-			console.debug('prepareGanttDays; start date: ', this.startDate, 'end date:', this.endDate)
-			// Layout: years => [months => [days]]
-			const years = {}
-			for (
-				let d = this.startDate;
-				d <= this.endDate;
-				d.setDate(d.getDate() + 1)
-			) {
-				const date = new Date(d)
-				if (years[date.getFullYear() + ''] === undefined) {
-					years[date.getFullYear() + ''] = {}
-				}
-				if (years[date.getFullYear() + ''][date.getMonth() + ''] === undefined) {
-					years[date.getFullYear() + ''][date.getMonth() + ''] = []
-				}
-				years[date.getFullYear() + ''][date.getMonth() + ''].push(date)
-				this.fullWidth += this.dayWidth
-			}
-			console.debug('prepareGanttDays; years:', years)
-			this.days = years
-		},
-
-		parseTasks() {
-			this.setDates()
-			this.loadTasks()
-		},
-
-		async loadTasks() {
-			this.theTasks = []
-			this.tasksWithoutDates = []
-
-			const getAllTasks = async (page = 1) => {
-				const tasks = await this.taskCollectionService.getAll({listId: this.listId}, this.params, page)
-				if (page < this.taskCollectionService.totalPages) {
-					const nextTasks = await getAllTasks(page + 1)
-					return tasks.concat(nextTasks)
-				}
-				return tasks
-			}
-
-			const tasks = await getAllTasks()
-			this.theTasks = tasks
-				.filter((t) => {
-					if (t.startDate === null && !t.done) {
-						this.tasksWithoutDates.push(t)
-					}
-					return (
-						t.startDate >= this.startDate &&
-						t.endDate <= this.endDate
-					)
-				})
-				.map((t) => this.addGantAttributes(t))
-				.sort(function (a, b) {
-					if (a.startDate < b.startDate) return -1
-					if (a.startDate > b.startDate) return 1
-					return 0
-				})
-		},
-		addGantAttributes(t) {
-			if (typeof t.durationDays !== 'undefined' && typeof t.offsetDays !== 'undefined') {
-				return t
-			}
-
-			t.endDate === null ? this.endDate : t.endDate
-			t.durationDays = Math.floor((t.endDate - t.startDate) / 1000 / 60 / 60 / 24)
-			t.offsetDays = Math.floor((t.startDate - this.startDate) / 1000 / 60 / 60 / 24)
-			return t
-		},
-		async resizeTask(taskDragged, newRect) {
-			if (this.isTaskEdit) {
-				return
-			}
-
-			let newTask = {...taskDragged}
-
-			const didntHaveDates = newTask.startDate === null ? true : false
-
-			const startDate = new Date(this.startDate)
-			startDate.setDate(
-				startDate.getDate() + newRect.left / this.dayWidth,
-			)
-			startDate.setUTCHours(0)
-			startDate.setUTCMinutes(0)
-			startDate.setUTCSeconds(0)
-			startDate.setUTCMilliseconds(0)
-			newTask.startDate = startDate
-			const endDate = new Date(startDate)
-			endDate.setDate(
-				startDate.getDate() + newRect.width / this.dayWidth,
-			)
-			newTask.startDate = startDate
-			newTask.endDate = endDate
-
-			// We take the task from the overall tasks array because the one in it has bad data after it was updated once.
-			// FIXME: This is a workaround. We should use a better mechanism to get the task or, even better,
-			// prevent it from containing outdated Data in the first place.
-			for (const tt in this.theTasks) {
-				if (this.theTasks[tt].id === newTask.id) {
-					newTask = this.theTasks[tt]
-					break
-				}
-			}
-
-			const ganttData = {
-				endDate: newTask.endDate,
-				durationDays: newTask.durationDays,
-				offsetDays: newTask.offsetDays,
-			}
-
-			const r = await this.taskService.update(newTask)
-			r.endDate = ganttData.endDate
-			r.durationDays = ganttData.durationDays
-			r.offsetDays = ganttData.offsetDays
-
-			// If the task didn't have dates before, we'll update the list
-			if (didntHaveDates) {
-				for (const t in this.tasksWithoutDates) {
-					if (this.tasksWithoutDates[t].id === r.id) {
-						this.tasksWithoutDates.splice(t, 1)
-						break
-					}
-				}
-				this.theTasks.push(this.addGantAttributes(r))
-			} else {
-				for (const tt in this.theTasks) {
-					if (this.theTasks[tt].id === r.id) {
-						this.theTasks[tt] = this.addGantAttributes(r)
-						break
-					}
-				}
-			}
-		},
-		editTask(task) {
-			this.taskToEdit = task
-			this.isTaskEdit = true
-		},
-		showCreateNewTask() {
-			if (!this.newTaskFieldActive) {
-				// Timeout to not send the form if the field isn't even shown
-				setTimeout(() => {
-					this.newTaskFieldActive = true
-					this.$nextTick(() => this.$refs.newTaskTitleField.focus())
-				}, 100)
-			}
-		},
-		hideCrateNewTask() {
-			if (this.newTaskTitle === '') {
-				this.$nextTick(() => (this.newTaskFieldActive = false))
-			}
-		},
-		async addNewTask() {
-			if (!this.newTaskFieldActive) {
-				return
-			}
-			const task = new TaskModel({
-				title: this.newTaskTitle,
-				listId: this.listId,
-			})
-			const r = await this.taskService.create(task)
-			this.tasksWithoutDates.push(this.addGantAttributes(r))
-			this.newTaskTitle = ''
-			this.hideCrateNewTask()
-		},
-		formatMonthAndYear(year, month) {
-			month = month < 10 ? '0' + month : month
-			const date = new Date(`${year}-${month}-01`)
-			return formatDate(date, 'MMMM, yyyy')
-		},
-	},
-})
-</script>
-
-<style lang="scss" scoped>
-$gantt-border: 1px solid var(--grey-200);
-$gantt-vertical-border-color: var(--grey-100);
-
-.gantt-chart {
-	overflow-x: auto;
-	border-top: 1px solid var(--grey-200);
-
-	.dates {
-		display: flex;
-		text-align: center;
-
-		.months {
-			display: flex;
-
-			.month {
-				padding: 0.5rem 0 0;
-				border-right: $gantt-border;
-				font-family: $vikunja-font;
-				font-weight: bold;
-
-				&:last-child {
-					border-right: none;
-				}
-
-				.days {
-					display: flex;
-
-					.day {
-						padding: 0.5rem 0;
-						font-weight: normal;
-
-						&.today {
-							background: var(--primary);
-							color: var(--white);
-							border-radius: 5px 5px 0 0;
-							font-weight: bold;
-						}
-
-						.theday {
-							padding: 0 .5rem;
-							width: 100%;
-							display: block;
-						}
-
-						.weekday {
-							font-size: 0.8rem;
-						}
-					}
-				}
-			}
-		}
-	}
-
-	.tasks {
-		max-width: unset !important;
-		border-top: $gantt-border;
-
-		.row {
-			height: 45px;
-
-			.task {
-				display: inline-block;
-				border: 2px solid var(--primary);
-				font-size: 0.85rem;
-				margin: 0.5rem;
-				border-radius: 6px;
-				padding: 0.25rem 0.5rem;
-				cursor: grab;
-				position: relative;
-				height: 31px !important;
-
-				-webkit-touch-callout: none; // iOS Safari
-				user-select: none; // Non-prefixed version
-
-				&.is-current-edit {
-					border-color: var(--warning) !important;
-				}
-
-				&.has-light-text {
-					color: var(--grey-100);
-
-					&.done span:after {
-						border-top: 1px solid var(--grey-100);
-					}
-
-					.edit-toggle {
-						color: var(--grey-100);
-					}
-				}
-
-				&.has-dark-text {
-					color: var(--text);
-
-					&.done span:after {
-						border-top: 1px solid var(--dark);
-					}
-
-					.edit-toggle {
-						color: var(--text);
-					}
-				}
-
-				&.done span {
-					position: relative;
-
-					&::after {
-						content: '';
-						position: absolute;
-						right: 0;
-						left: 0;
-						top: 57%;
-					}
-				}
-
-				span:not(.high-priority) {
-					max-width: calc(100% - 20px);
-					display: inline-block;
-					white-space: nowrap;
-					text-overflow: ellipsis;
-					overflow: hidden;
-
-					&.has-high-priority {
-						max-width: calc(100% - 90px);
-					}
-
-					&.has-not-so-high-priority {
-						max-width: calc(100% - 70px);
-					}
-
-					&.has-super-high-priority {
-						max-width: calc(100% - 111px);
-					}
-
-					&.icon {
-						width: 10px;
-						text-align: center;
-					}
-				}
-
-				.high-priority {
-					margin: 0 0 0 .5rem;
-					vertical-align: bottom;
-				}
-
-				.edit-toggle {
-					float: right;
-					cursor: pointer;
-					margin-right: 4px;
-				}
-
-				&.nodate {
-					border: 2px dashed var(--grey-300);
-					background: var(--grey-100);
-				}
-
-				&:active {
-					cursor: grabbing;
-				}
-			}
-		}
-	}
-
-	.taskedit {
-		position: fixed;
-		top: 10vh;
-		right: 10vw;
-		z-index: 5;
-
-		// FIXME: should be an option of the card, e.g. overflow
-		:deep(.card-content) {
-			max-height: 60vh;
-			overflow-y: auto;
-		}
-	}
-
-	.add-new-task {
-		padding: 1rem .7rem .4rem .7rem;
-		display: flex;
-		max-width: 450px;
-
-		.input {
-			margin-right: .7rem;
-			font-size: .8rem;
-		}
-
-		.button {
-			font-size: .68rem;
-		}
-	}
-}
-</style>

src/helpers/color/colorFromHex.ts

@@ -4,7 +4,7 @@
  * @param color
  * @returns {string}
  */
-export function colorFromHex(color) {
+export function colorFromHex(color: string) {
 	if (color.substring(0, 1) === '#') {
 		color = color.substring(1, 7)
 	}

src/i18n/lang/en.json

@@ -285,8 +285,8 @@
       "default": "Default",
       "month": "Month",
       "day": "Day",
-      "from": "From",
-      "to": "To",
+      "hour": "Hour",
+      "range": "Range",
       "noDates": "This task has no dates set."
     },
     "table": {

src/styles/components/list.scss

@@ -1,6 +1,5 @@
 // FIXME: should be a component <FilterContainer>
 // used in
-// - gantt-component.vue
 // - Kanban.vue
 // - List.vue
 // - Table.vue

src/styles/components/tasks.scss

@@ -46,7 +46,6 @@
 }
 
 // FIXME: is only used where <edit-task> is used aswell:
-// - gantt-component.vue
 // - List.vue
 // -> Move the <card> wrapper including this class definition inside <edit-task>
 .is-max-width-desktop .tasks .task {

src/views/list/ListGantt.vue

@@ -1,47 +1,23 @@
 <template>
 	<ListWrapper class="list-gantt" :list-id="props.listId" viewName="gantt">
 		<template #header>
-			<card class="gantt-options">
-				<fancycheckbox class="is-block" v-model="showTaskswithoutDates">
+			<card>
+				<div class="gantt-options">
+					<div class="field">
+						<label class="label" for="range">{{ $t('list.gantt.range') }}</label>
+						<div class="control">
+							<flat-pickr
+								:config="flatPickerConfig"
+								class="input"
+								id="range"
+								:placeholder="$t('list.gantt.range')"
+								v-model="range"
+							/>
+						</div>
+					</div>
+					<fancycheckbox class="is-block" v-model="showTasksWithoutDates">
 						{{ $t('list.gantt.showTasksWithoutDates') }}
 					</fancycheckbox>
-				<div class="range-picker">
-					<div class="field">
-						<label class="label" for="dayWidth">{{ $t('list.gantt.size') }}</label>
-						<div class="control">
-							<div class="select">
-								<select id="dayWidth" v-model.number="dayWidth">
-									<option value="35">{{ $t('list.gantt.default') }}</option>
-									<option value="10">{{ $t('list.gantt.month') }}</option>
-									<option value="80">{{ $t('list.gantt.day') }}</option>
-								</select>
-							</div>
-						</div>
-					</div>
-					<div class="field">
-						<label class="label" for="fromDate">{{ $t('list.gantt.from') }}</label>
-						<div class="control">
-							<flat-pickr
-								:config="flatPickerConfig"
-								class="input"
-								id="fromDate"
-								:placeholder="$t('list.gantt.from')"
-								v-model="dateFrom"
-							/>
-						</div>
-					</div>
-					<div class="field">
-						<label class="label" for="toDate">{{ $t('list.gantt.to') }}</label>
-						<div class="control">
-							<flat-pickr
-								:config="flatPickerConfig"
-								class="input"
-								id="toDate"
-								:placeholder="$t('list.gantt.to')"
-								v-model="dateTo"
-							/>
-						</div>
-					</div>
 				</div>
 			</card>
 		</template>
@@ -53,9 +29,8 @@
 					<gantt-chart
 						:date-from="dateFrom"
 						:date-to="dateTo"
-						:day-width="dayWidth"
 						:list-id="props.listId"
-						:show-taskswithout-dates="showTaskswithoutDates"
+						:show-tasks-without-dates="showTasksWithoutDates"
 					/>
 
 				</card>
@@ -72,8 +47,9 @@ import {useI18n} from 'vue-i18n'
 import {useAuthStore} from '@/stores/auth'
 
 import ListWrapper from './ListWrapper.vue'
-import GanttChart from '@/components/tasks/gantt-component.vue'
+import GanttChart from '@/components/tasks/gantt-chart.vue'
 import Fancycheckbox from '@/components/input/fancycheckbox.vue'
+import {format} from 'date-fns'
 
 const props = defineProps({
 	listId: {
@@ -82,14 +58,16 @@ const props = defineProps({
 	},
 })
 
-const DEFAULT_DAY_COUNT = 35
+const showTasksWithoutDates = ref(false)
 
-const showTaskswithoutDates = ref(false)
-const dayWidth = ref(DEFAULT_DAY_COUNT)
+const now = new Date()
+const defaultFrom = format(new Date((new Date()).setDate(now.getDate() - 15)), 'yyyy-LL-dd')
+const defaultTo = format(new Date((new Date()).setDate(now.getDate() + 55)), 'yyyy-LL-dd')
+const range = ref(`${defaultFrom} to ${defaultTo}`)
 
-const now = ref(new Date())
-const dateFrom = ref(new Date((new Date()).setDate(now.value.getDate() - 15)))
-const dateTo = ref(new Date((new Date()).setDate(now.value.getDate() + 30)))
+// TODO: only update once both dates are available (maybe use a watcher + refs instead?)
+const dateFrom = computed(() => range.value?.split(' to ')[0] ?? defaultFrom)
+const dateTo = computed(() => range.value?.split(' to ')[1] ?? defaultTo)
 
 const {t} = useI18n({useScope: 'global'})
 const authStore = useAuthStore()
@@ -98,6 +76,7 @@ const flatPickerConfig = computed(() => ({
 	altInput: true,
 	dateFormat: 'Y-m-d',
 	enableTime: false,
+	mode: 'range',
 	locale: {
 		firstDayOfWeek: authStore.settings.weekStart,
 	},
@@ -119,16 +98,6 @@ const flatPickerConfig = computed(() => ({
 		flex-direction: column;
 	}
 
-	.range-picker {
-		display: flex;
-		margin-bottom: 1rem;
-		width: 50%;
-
-		@media screen and (max-width: $tablet) {
-			flex-direction: column;
-			width: 100%;
-		}
-
 	.field {
 		margin-bottom: 0;
 		width: 33%;
@@ -160,7 +129,6 @@ const flatPickerConfig = computed(() => ({
 			padding-left: .4rem;
 		}
 	}
-	}
 }
 
 // vue-draggable overwrites