vikunja-frontend/src/views/list/ListKanban.vue
2022-02-13 13:49:32 +01:00

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Vue

<template>
<ListWrapper class="list-kanban" :list-id="listId" viewName="kanban">
<template #header>
<div class="filter-container" v-if="isSavedFilter">
<div class="items">
<filter-popup
v-model="params"
@update:modelValue="loadBuckets"
/>
</div>
</div>
</template>
<template #default>
<div class="kanban-view">
<div
:class="{ 'is-loading': loading && !oneTaskUpdating}"
class="kanban kanban-bucket-container loader-container"
>
<draggable
v-bind="dragOptions"
:modelValue="buckets"
@update:modelValue="updateBuckets"
@end="updateBucketPosition"
@start="() => dragBucket = true"
group="buckets"
:disabled="!canWrite"
tag="transition-group"
:item-key="({id}) => `bucket${id}`"
:component-data="bucketDraggableComponentData"
>
<template #item="{element: bucket, index: bucketIndex }">
<div
class="bucket"
:class="{'is-collapsed': collapsedBuckets[bucket.id]}"
>
<div class="bucket-header" @click="() => unCollapseBucket(bucket)">
<span
v-if="bucket.isDoneBucket"
class="icon is-small has-text-success mr-2"
v-tooltip="$t('list.kanban.doneBucketHint')"
>
<icon icon="check-double"/>
</span>
<h2
@keydown.enter.prevent.stop="$event.target.blur()"
@keydown.esc.prevent.stop="$event.target.blur()"
@blur="saveBucketTitle(bucket.id, $event.target.textContent)"
@click="focusBucketTitle"
class="title input"
:contenteditable="(bucketTitleEditable && canWrite && !collapsedBuckets[bucket.id]) ? true : undefined"
:spellcheck="false">{{ bucket.title }}</h2>
<span
:class="{'is-max': bucket.tasks.length >= bucket.limit}"
class="limit"
v-if="bucket.limit > 0">
{{ bucket.tasks.length }}/{{ bucket.limit }}
</span>
<dropdown
class="is-right options"
v-if="canWrite && !collapsedBuckets[bucket.id]"
trigger-icon="ellipsis-v"
@close="() => showSetLimitInput = false"
>
<a
@click.stop="showSetLimitInput = true"
class="dropdown-item"
>
<div class="field has-addons" v-if="showSetLimitInput">
<div class="control">
<input
@keyup.esc="() => showSetLimitInput = false"
@keyup.enter="() => showSetLimitInput = false"
:value="bucket.limit"
@input="(event) => setBucketLimit(bucket.id, parseInt(event.target.value))"
class="input"
type="number"
min="0"
v-focus.always
/>
</div>
<div class="control">
<x-button
:disabled="bucket.limit < 0"
:icon="['far', 'save']"
:shadow="false"
v-cy="'setBucketLimit'"
/>
</div>
</div>
<template v-else>
{{
$t('list.kanban.limit', {limit: bucket.limit > 0 ? bucket.limit : $t('list.kanban.noLimit')})
}}
</template>
</a>
<a
@click.stop="toggleDoneBucket(bucket)"
class="dropdown-item"
v-tooltip="$t('list.kanban.doneBucketHintExtended')"
>
<span class="icon is-small" :class="{'has-text-success': bucket.isDoneBucket}">
<icon icon="check-double"/>
</span>
{{ $t('list.kanban.doneBucket') }}
</a>
<a
class="dropdown-item"
@click.stop="() => collapseBucket(bucket)"
>
{{ $t('list.kanban.collapse') }}
</a>
<a
:class="{'is-disabled': buckets.length <= 1}"
@click.stop="() => deleteBucketModal(bucket.id)"
class="dropdown-item has-text-danger"
v-tooltip="buckets.length <= 1 ? $t('list.kanban.deleteLast') : ''"
>
<span class="icon is-small">
<icon icon="trash-alt"/>
</span>
{{ $t('misc.delete') }}
</a>
</dropdown>
</div>
<draggable
v-bind="dragOptions"
:modelValue="bucket.tasks"
@update:modelValue="(tasks) => updateTasks(bucket.id, tasks)"
@start="() => dragstart(bucket)"
@end="updateTaskPosition"
:group="{name: 'tasks', put: shouldAcceptDrop(bucket) && !dragBucket}"
:disabled="!canWrite"
:data-bucket-index="bucketIndex"
tag="transition-group"
:item-key="(task) => `bucket${bucket.id}-task${task.id}`"
:component-data="getTaskDraggableTaskComponentData(bucket)"
>
<template #footer>
<div class="bucket-footer" v-if="canWrite">
<div class="field" v-if="showNewTaskInput[bucket.id]">
<div class="control" :class="{'is-loading': loading}">
<input
class="input"
:disabled="loading || undefined"
@focusout="toggleShowNewTaskInput(bucket.id)"
@keyup.enter="addTaskToBucket(bucket.id)"
@keyup.esc="toggleShowNewTaskInput(bucket.id)"
:placeholder="$t('list.kanban.addTaskPlaceholder')"
type="text"
v-focus.always
v-model="newTaskText"
/>
</div>
<p class="help is-danger" v-if="newTaskError[bucket.id] && newTaskText === ''">
{{ $t('list.create.addTitleRequired') }}
</p>
</div>
<x-button
@click="toggleShowNewTaskInput(bucket.id)"
class="is-fullwidth has-text-centered"
:shadow="false"
v-else
icon="plus"
variant="secondary"
>
{{ bucket.tasks.length === 0 ? $t('list.kanban.addTask') : $t('list.kanban.addAnotherTask') }}
</x-button>
</div>
</template>
<template #item="{element: task}">
<div class="task-item">
<kanban-card class="kanban-card" :task="task"/>
</div>
</template>
</draggable>
</div>
</template>
</draggable>
<div class="bucket new-bucket" v-if="canWrite && !loading && buckets.length > 0">
<input
:class="{'is-loading': loading}"
:disabled="loading || null"
@blur="() => showNewBucketInput = false"
@keyup.enter="createNewBucket"
@keyup.esc="$event.target.blur()"
class="input"
:placeholder="$t('list.kanban.addBucketPlaceholder')"
type="text"
v-focus.always
v-if="showNewBucketInput"
v-model="newBucketTitle"
/>
<x-button
v-else
@click="() => showNewBucketInput = true"
:shadow="false"
class="is-transparent is-fullwidth has-text-centered"
variant="secondary"
icon="plus"
>
{{ $t('list.kanban.addBucket') }}
</x-button>
</div>
</div>
<transition name="modal">
<modal
v-if="showBucketDeleteModal"
@close="showBucketDeleteModal = false"
@submit="deleteBucket()"
>
<template #header><span>{{ $t('list.kanban.deleteHeaderBucket') }}</span></template>
<template #text>
<p>{{ $t('list.kanban.deleteBucketText1') }}<br/>
{{ $t('list.kanban.deleteBucketText2') }}</p>
</template>
</modal>
</transition>
</div>
</template>
</ListWrapper>
</template>
<script>
import draggable from 'vuedraggable'
import cloneDeep from 'lodash.clonedeep'
import BucketModel from '../../models/bucket'
import {mapState} from 'vuex'
import Rights from '../../models/constants/rights.json'
import {LOADING, LOADING_MODULE} from '@/store/mutation-types'
import ListWrapper from './ListWrapper'
import FilterPopup from '@/components/list/partials/filter-popup.vue'
import Dropdown from '@/components/misc/dropdown.vue'
import {getCollapsedBucketState, saveCollapsedBucketState} from '@/helpers/saveCollapsedBucketState'
import {calculateItemPosition} from '../../helpers/calculateItemPosition'
import KanbanCard from '@/components/tasks/partials/kanban-card'
const DRAG_OPTIONS = {
// sortable options
animation: 150,
ghostClass: 'ghost',
dragClass: 'task-dragging',
delayOnTouchOnly: true,
delay: 150,
}
const MIN_SCROLL_HEIGHT_PERCENT = 0.25
export default {
name: 'Kanban',
components: {
ListWrapper,
KanbanCard,
Dropdown,
FilterPopup,
draggable,
},
props: {
listId: {
type: Number,
required: true,
},
},
data() {
return {
taskContainerRefs: {},
dragOptions: DRAG_OPTIONS,
drag: false,
dragBucket: false,
sourceBucket: 0,
showBucketDeleteModal: false,
bucketToDelete: 0,
bucketTitleEditable: false,
newTaskText: '',
showNewTaskInput: {},
newBucketTitle: '',
showNewBucketInput: false,
newTaskError: {},
showSetLimitInput: false,
collapsedBuckets: {},
// We're using this to show the loading animation only at the task when updating it
taskUpdating: {},
oneTaskUpdating: false,
params: {
filter_by: [],
filter_value: [],
filter_comparator: [],
filter_concat: 'and',
},
}
},
watch: {
loadBucketParameter: {
handler: 'loadBuckets',
immediate: true,
},
},
computed: {
getTaskDraggableTaskComponentData() {
return (bucket) => ({
ref: (el) => this.setTaskContainerRef(bucket.id, el),
onScroll: (event) => this.handleTaskContainerScroll(bucket.id, bucket.listId, event.target),
type: 'transition',
tag: 'div',
name: !this.drag ? 'move-card' : null,
class: [
'tasks',
{'dragging-disabled': !this.canWrite},
],
})
},
isSavedFilter() {
return this.list.isSavedFilter && !this.list.isSavedFilter()
},
loadBucketParameter() {
return {
listId: this.listId,
params: this.params,
}
},
bucketDraggableComponentData() {
return {
type: 'transition',
tag: 'div',
name: !this.dragBucket ? 'move-bucket' : null,
class: [
'kanban-bucket-container',
{'dragging-disabled': !this.canWrite},
],
}
},
buckets() {
return this.$store.state.kanban.buckets
},
...mapState({
loadedListId: state => state.kanban.listId,
loading: state => state[LOADING] && state[LOADING_MODULE] === 'kanban',
taskLoading: state => state[LOADING] && state[LOADING_MODULE] === 'tasks',
canWrite: state => state.currentList.maxRight > Rights.READ,
list: state => state.currentList,
}),
},
methods: {
loadBuckets() {
const {listId, params} = this.loadBucketParameter
this.collapsedBuckets = getCollapsedBucketState(listId)
console.debug(`Loading buckets, loadedListId = ${this.loadedListId}, $attrs = ${this.$attrs} $route.params =`, this.$route.params)
this.$store.dispatch('kanban/loadBucketsForList', {listId, params})
},
setTaskContainerRef(id, el) {
if (!el) return
this.taskContainerRefs[id] = el
},
handleTaskContainerScroll(id, listId, el) {
if (!el) {
return
}
const scrollTopMax = el.scrollHeight - el.clientHeight
const threshold = el.scrollTop + el.scrollTop * MIN_SCROLL_HEIGHT_PERCENT
if (scrollTopMax > threshold) {
return
}
this.$store.dispatch('kanban/loadNextTasksForBucket', {
listId: listId,
params: this.params,
bucketId: id,
})
},
updateTasks(bucketId, tasks) {
const newBucket = {
...this.$store.getters['kanban/getBucketById'](bucketId),
tasks,
}
this.$store.commit('kanban/setBucketById', newBucket)
},
async updateTaskPosition(e) {
this.drag = false
// While we could just pass the bucket index in through the function call, this would not give us the
// new bucket id when a task has been moved between buckets, only the new bucket. Using the data-bucket-id
// of the drop target works all the time.
const bucketIndex = parseInt(e.to.dataset.bucketIndex)
const newBucket = this.buckets[bucketIndex]
// HACK:
// this is a hacky workaround for a known problem of vue.draggable.next when using the footer slot
// the problem: https://github.com/SortableJS/vue.draggable.next/issues/108
// This hack doesn't remove the problem that the ghost item is still displayed below the footer
// It just makes releasing the item possible.
// The newIndex of the event doesn't count in the elements of the footer slot.
// This is why in case the length of the tasks is identical with the newIndex
// we have to remove 1 to get the correct index.
const newTaskIndex = newBucket.tasks.length === e.newIndex
? e.newIndex - 1
: e.newIndex
const task = newBucket.tasks[newTaskIndex]
const taskBefore = newBucket.tasks[newTaskIndex - 1] ?? null
const taskAfter = newBucket.tasks[newTaskIndex + 1] ?? null
const newTask = cloneDeep(task) // cloning the task to avoid vuex store mutations
newTask.bucketId = newBucket.id,
newTask.kanbanPosition = calculateItemPosition(taskBefore !== null ? taskBefore.kanbanPosition : null, taskAfter !== null ? taskAfter.kanbanPosition : null)
try {
await this.$store.dispatch('tasks/update', newTask)
} finally {
this.taskUpdating[task.id] = false
this.oneTaskUpdating = false
}
},
toggleShowNewTaskInput(bucketId) {
this.showNewTaskInput[bucketId] = !this.showNewTaskInput[bucketId]
},
async addTaskToBucket(bucketId) {
if (this.newTaskText === '') {
this.newTaskError[bucketId] = true
return
}
this.newTaskError[bucketId] = false
const task = await this.$store.dispatch('tasks/createNewTask', {
title: this.newTaskText,
bucketId,
listId: this.listId,
})
this.newTaskText = ''
this.$store.commit('kanban/addTaskToBucket', task)
this.scrollTaskContainerToBottom(bucketId)
},
scrollTaskContainerToBottom(bucketId) {
const bucketEl = this.taskContainerRefs[bucketId]
if (!bucketEl) {
return
}
bucketEl.scrollTop = bucketEl.scrollHeight
},
async createNewBucket() {
if (this.newBucketTitle === '') {
return
}
const newBucket = new BucketModel({
title: this.newBucketTitle,
listId: this.listId,
})
await this.$store.dispatch('kanban/createBucket', newBucket)
this.newBucketTitle = ''
this.showNewBucketInput = false
},
deleteBucketModal(bucketId) {
if (this.buckets.length <= 1) {
return
}
this.bucketToDelete = bucketId
this.showBucketDeleteModal = true
},
async deleteBucket() {
const bucket = new BucketModel({
id: this.bucketToDelete,
listId: this.listId,
})
try {
await this.$store.dispatch('kanban/deleteBucket', {
bucket,
params: this.params,
})
this.$message.success({message: this.$t('list.kanban.deleteBucketSuccess')})
} finally {
this.showBucketDeleteModal = false
}
},
focusBucketTitle(e) {
// This little helper allows us to drag a bucket around at the title without focusing on it right away.
this.bucketTitleEditable = true
this.$nextTick(() => e.target.focus())
},
async saveBucketTitle(bucketId, bucketTitle) {
const updatedBucketData = {
id: bucketId,
title: bucketTitle,
}
await this.$store.dispatch('kanban/updateBucketTitle', updatedBucketData)
this.bucketTitleEditable = false
this.$message.success({message: this.$t('list.kanban.bucketTitleSavedSuccess')})
},
updateBuckets(value) {
// (1) buckets get updated in store and tasks positions get invalidated
this.$store.commit('kanban/setBuckets', value)
},
updateBucketPosition(e) {
// (2) bucket positon is changed
this.dragBucket = false
const bucket = this.buckets[e.newIndex]
const bucketBefore = this.buckets[e.newIndex - 1] ?? null
const bucketAfter = this.buckets[e.newIndex + 1] ?? null
const updatedData = {
id: bucket.id,
position: calculateItemPosition(
bucketBefore !== null ? bucketBefore.position : null,
bucketAfter !== null ? bucketAfter.position : null,
),
}
this.$store.dispatch('kanban/updateBucket', updatedData)
},
async setBucketLimit(bucketId, limit) {
if (limit < 0) {
return
}
const newBucket = {
...this.$store.getters['kanban/getBucketById'](bucketId),
limit,
}
await this.$store.dispatch('kanban/updateBucket', newBucket)
this.$message.success({message: this.$t('list.kanban.bucketLimitSavedSuccess')})
},
shouldAcceptDrop(bucket) {
return (
// When dragging from a bucket who has its limit reached, dragging should still be possible
bucket.id === this.sourceBucket ||
// If there is no limit set, dragging & dropping should always work
bucket.limit === 0 ||
// Disallow dropping to buckets which have their limit reached
bucket.tasks.length < bucket.limit
)
},
dragstart(bucket) {
this.drag = true
this.sourceBucket = bucket.id
},
async toggleDoneBucket(bucket) {
const newBucket = {
...bucket,
isDoneBucket: !bucket.isDoneBucket,
}
await this.$store.dispatch('kanban/updateBucket', newBucket)
this.$message.success({message: this.$t('list.kanban.doneBucketSavedSuccess')})
},
collapseBucket(bucket) {
this.collapsedBuckets[bucket.id] = true
saveCollapsedBucketState(this.listId, this.collapsedBuckets)
},
unCollapseBucket(bucket) {
if (!this.collapsedBuckets[bucket.id]) {
return
}
this.collapsedBuckets[bucket.id] = false
saveCollapsedBucketState(this.listId, this.collapsedBuckets)
},
},
}
</script>
<style lang="scss">
$ease-out: all .3s cubic-bezier(0.23, 1, 0.32, 1);
$bucket-width: 300px;
$bucket-header-height: 60px;
$bucket-right-margin: 1rem;
$crazy-height-calculation: '100vh - 4.5rem - 1.5rem - 1rem - 1.5rem - 11px';
$crazy-height-calculation-tasks: '#{$crazy-height-calculation} - 1rem - 2.5rem - 2rem - #{$button-height} - 1rem';
$filter-container-height: '1rem - #{$switch-view-height}';
// FIXME:
.app-content.list\.kanban {
padding-bottom: 0 !important;
}
.kanban {
overflow-x: auto;
overflow-y: hidden;
height: calc(#{$crazy-height-calculation});
margin: 0 -1.5rem;
padding: 0 1.5rem;
@media screen and (max-width: $tablet) {
height: calc(#{$crazy-height-calculation} - #{$filter-container-height});
}
&-bucket-container {
display: flex;
}
.ghost {
position: relative;
* {
opacity: 0;
}
&::after {
content: '';
position: absolute;
display: block;
top: 0.25rem;
right: 0.5rem;
bottom: 0.25rem;
left: 0.5rem;
border: 3px dashed var(--grey-300);
border-radius: $radius;
}
}
.bucket {
border-radius: $radius;
position: relative;
margin: 0 $bucket-right-margin 0 0;
max-height: 100%;
min-height: 20px;
width: $bucket-width;
display: flex;
flex-direction: column;
.tasks {
overflow: hidden auto;
height: 100%;
}
.task-item {
background-color: var(--grey-100);
padding: .25rem .5rem;
&:first-of-type {
padding-top: .5rem;
}
&:last-of-type {
padding-bottom: .5rem;
}
}
.no-move {
transition: transform 0s;
}
h2 {
font-size: 1rem;
margin: 0;
font-weight: 600 !important;
}
&.new-bucket {
// Because of reasons, this button ignores the margin we gave it to the right.
// To make it still look like it has some, we modify the container to have a padding of 1rem,
// which is the same as the margin it should have. Then we make the container itself bigger
// to hide the fact we just made the button smaller.
min-width: calc(#{$bucket-width} + 1rem);
background: transparent;
padding-right: 1rem;
.button {
background: var(--grey-100);
width: 100%;
}
}
a.dropdown-item {
padding-right: 1rem;
}
&.is-collapsed {
align-self: flex-start;
transform: rotate(90deg) translateY(-100%);
transform-origin: top left;
// Using negative margins instead of translateY here to make all other buckets fill the empty space
margin-right: calc((#{$bucket-width} - #{$bucket-header-height} - #{$bucket-right-margin}) * -1);
cursor: pointer;
.tasks, .bucket-footer {
display: none;
}
}
}
.bucket-header {
background-color: var(--grey-100);
height: min-content;
display: flex;
align-items: center;
justify-content: space-between;
padding: .5rem;
height: $bucket-header-height;
.limit {
padding: 0 .5rem;
font-weight: bold;
&.is-max {
color: var(--danger);
}
}
.title.input {
height: auto;
padding: .4rem .5rem;
display: inline-block;
cursor: pointer;
}
}
:deep(.dropdown-trigger) {
cursor: pointer;
padding: .5rem;
}
.bucket-footer {
position: sticky;
bottom: 0;
height: min-content;
padding: .5rem;
background-color: var(--grey-100);
border-bottom-left-radius: $radius;
border-bottom-right-radius: $radius;
.button {
background-color: transparent;
&:hover {
background-color: var(--white);
}
}
}
}
.task-dragging {
transform: rotateZ(3deg);
transition: transform 0.18s ease;
}
.move-card-move {
transform: rotateZ(3deg);
transition: transform $transition-duration;
}
.move-card-leave-from,
.move-card-leave-to,
.move-card-leave-active {
display: none;
}
@include modal-transition();
</style>