Better save messages for tasks (#307)

Add success messages when managing assignees

Add success messages when managing labels

Add better loading animations for related tasks

Add better loading animations for comments

Don't block everything while loading

Move task heading to separate component which handles all saving related things

Make sure to only show the loading spinner and saved message when saving the description

Show a maximum of 2 notifications

Move task description to separate component

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/frontend/pulls/307
Co-Authored-By: konrad <konrad@kola-entertainments.de>
Co-Committed-By: konrad <konrad@kola-entertainments.de>

src/components/tasks/partials/description.vue

@@ -0,0 +1,97 @@
+<template>
+	<div>
+		<h3>
+			<span class="icon is-grey">
+				<icon icon="align-left"/>
+			</span>
+			Description
+			<transition name="fade">
+				<span class="is-small is-inline-flex" v-if="loading && saving">
+					<span class="loader is-inline-block mr-2"></span>
+					Saving...
+				</span>
+				<span class="is-small has-text-success" v-if="!loading && saved">
+					<icon icon="check"/>
+					Saved!
+				</span>
+			</transition>
+		</h3>
+		<editor
+			:is-edit-enabled="canWrite"
+			:upload-callback="attachmentUpload"
+			:upload-enabled="true"
+			@change="save"
+			placeholder="Click here to enter a description..."
+			v-model="task.description"/>
+	</div>
+</template>
+
+<script>
+import LoadingComponent from '@/components/misc/loading'
+import ErrorComponent from '@/components/misc/error'
+
+import {LOADING} from '@/store/mutation-types'
+import {mapState} from 'vuex'
+
+export default {
+	name: 'description',
+	components: {
+		editor: () => ({
+			component: import(/* webpackChunkName: "editor" */ '@/components/input/editor'),
+			loading: LoadingComponent,
+			error: ErrorComponent,
+			timeout: 60000,
+		}),
+	},
+	data() {
+		return {
+			task: {description: ''},
+			saved: false,
+			saving: false, // Since loading is global state, this variable ensures we're only showing the saving icon when saving the description.
+		}
+	},
+	computed: mapState({
+		loading: LOADING,
+	}),
+	props: {
+		value: {
+			required: true,
+		},
+		attachmentUpload: {
+			required: true,
+		},
+		canWrite: {
+			required: true,
+		},
+	},
+	watch: {
+		value(newVal) {
+			this.task = newVal
+		},
+	},
+	mounted() {
+		this.task = this.value
+	},
+	methods: {
+		save() {
+			this.saving = true
+
+			this.$store.dispatch('tasks/update', this.task)
+				.then(() => {
+					this.$emit('input', this.task)
+					this.saved = true
+					setTimeout(() => {
+						this.saved = false
+					}, 2000)
+				})
+				.catch(e => {
+					this.error(e, this)
+				})
+				.finally(() => {
+					this.saving = false
+				})
+		}
+	},
+}
+</script>
+