frontend/src/views/list/views/Gantt.vue

<template>
	<div class="gantt-chart-container">
		<card :padding="false" class="has-overflow">
		<div class="gantt-options p-4">
			<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>
		</div>
		<gantt-chart
			:date-from="dateFrom"
			:date-to="dateTo"
			:day-width="dayWidth"
			:list-id="Number($route.params.listId)"
			:show-taskswithout-dates="showTaskswithoutDates"
		/>

		<!-- This router view is used to show the task popup while keeping the gantt chart itself -->
		<router-view v-slot="{ Component }">
			<transition name="modal">
				<component :is="Component" />
			</transition>
		</router-view>

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

<script>
import GanttChart from '../../../components/tasks/gantt-component'
import flatPickr from 'vue-flatpickr-component'
import Fancycheckbox from '../../../components/input/fancycheckbox'
import {saveListView} from '@/helpers/saveListView'

export default {
	name: 'Gantt',
	components: {
		Fancycheckbox,
		flatPickr,
		GanttChart,
	},
	created() {
		// Save the current list view to local storage
		// We use local storage and not vuex here to make it persistent across reloads.
		saveListView(this.$route.params.listId, this.$route.name)
	},
	data() {
		return {
			showTaskswithoutDates: false,
			dayWidth: 35,
			dateFrom: new Date((new Date()).setDate((new Date()).getDate() - 15)),
			dateTo: new Date((new Date()).setDate((new Date()).getDate() + 30)),
		}
	},
	computed: {
		flatPickerConfig() {
			return {
				altFormat: this.$t('date.altFormatShort'),
				altInput: true,
				dateFormat: 'Y-m-d',
				enableTime: false,
				locale: {
					firstDayOfWeek: this.$store.state.auth.settings.weekStart,
				},
			}
		},
	},
}
</script>

<style lang="scss">
.gantt-chart-container {
	padding-bottom: 1rem;
}

.gantt-options {
	display: flex;
	justify-content: space-between;
	align-items: center;

	@media screen and (max-width: $tablet) {
		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%;

			&:not(:last-child) {
				padding-right: .5rem;
			}

			@media screen and (max-width: $tablet) {
				width: 100%;
				max-width: 100%;
				margin-top: .5rem;
				padding-right: 0 !important;
			}

			&, .input {
				font-size: .8rem;
			}

			.select, .select select {
				height: auto;
				width: 100%;
				font-size: .8rem;
			}


			.label {
				font-size: .9rem;
				padding-left: .4rem;
			}
		}
	}
}

// vue-draggable overwrites
.vdr.active::before {
	display: none;
}
</style>