From 209fc1f45090756edfbc3bd582a04fdaf1995844 Mon Sep 17 00:00:00 2001
From: kolaente <k@knt.li>
Date: Fri, 8 Mar 2024 11:50:38 +0100
Subject: [PATCH] feat(filter): autocomplete for assignees

---
 .../project/partials/FilterInput.vue          | 49 +++++++++++++++----
 .../components/project/partials/filters.vue   | 15 +++++-
 2 files changed, 53 insertions(+), 11 deletions(-)

diff --git a/frontend/src/components/project/partials/FilterInput.vue b/frontend/src/components/project/partials/FilterInput.vue
index 357a12adc..0adb9085d 100644
--- a/frontend/src/components/project/partials/FilterInput.vue
+++ b/frontend/src/components/project/partials/FilterInput.vue
@@ -8,28 +8,33 @@ import {createRandomID} from '@/helpers/randomId'
 import AutocompleteDropdown from '@/components/input/AutocompleteDropdown.vue'
 import {useLabelStore} from '@/stores/labels'
 import XLabel from '@/components/tasks/partials/label.vue'
+import User from '@/components/misc/user.vue'
+import ProjectUserService from '@/services/projectUsers'
 
 const {
-	modelValue,
+	projectId,
 } = defineProps<{
-	modelValue: string,
+	projectId?: number,
 }>()
 
-const filterQuery = ref('')
+const model = defineModel<string>()
+
+const filterQuery = ref<string>('')
 const {
 	textarea: filterInput,
 	height,
 } = useAutoHeightTextarea(filterQuery)
 
 watch(
-	() => modelValue,
+	() => model.value,
 	() => {
-		filterQuery.value = modelValue
+		filterQuery.value = model.value
 	},
 	{immediate: true},
 )
 
 const userService = new UserService()
+const projectUserService = new ProjectUserService()
 
 const dateFields = [
 	'dueDate',
@@ -47,6 +52,11 @@ const labelFields = [
 	'labels',
 ]
 
+const autocompleteFields = [
+	...labelFields,
+	...assigneeFields,
+]
+
 const availableFilterFields = [
 	'done',
 	'priority',
@@ -210,15 +220,27 @@ function handleFieldInput(e, autocompleteOnInput) {
 	const cursorPosition = filterInput.value.selectionStart
 	const textUpToCursor = filterQuery.value.substring(0, cursorPosition)
 
-	labelFields.forEach(l => {
-		const pattern = new RegExp('(' + l + '\\s*' + FILTER_OPERATORS_REGEX + '\\s*)([\'"]?)([^\'"&\|\(\)]+\\1?)?$', 'ig')
+	autocompleteFields.forEach(field => {
+		const pattern = new RegExp('(' + field + '\\s*' + FILTER_OPERATORS_REGEX + '\\s*)([\'"]?)([^\'"&\|\(\)]+\\1?)?$', 'ig')
 		const match = pattern.exec(textUpToCursor)
 
 		if (match !== null) {
 			const [matched, prefix, operator, space, keyword] = match
 			if (keyword) {
-				autocompleteResultType.value = 'labels'
-				autocompleteResults.value = labelStore.filterLabelsByQuery([], keyword)
+				if (matched.startsWith('label')) {
+					autocompleteResultType.value = 'labels'
+					autocompleteResults.value = labelStore.filterLabelsByQuery([], keyword)
+				}
+				if (matched.startsWith('assignee')) {
+					autocompleteResultType.value = 'assignees'
+					if (projectId) {
+						projectUserService.getAll({projectId}, {s: keyword})
+							.then(users => autocompleteResults.value = users.length > 1 ? users : [])
+					} else {
+						userService.getAll({}, {s: keyword})
+							.then(users => autocompleteResults.value = users.length > 1 ? users : [])
+					}
+				}
 				autocompleteMatchText.value = keyword
 				autocompleteMatchPosition.value = prefix.length - 1
 			}
@@ -228,7 +250,9 @@ function handleFieldInput(e, autocompleteOnInput) {
 
 function autocompleteSelect(value) {
 	filterQuery.value = filterQuery.value.substring(0, autocompleteMatchPosition.value + 1) +
-		value.title +
+		(autocompleteResultType.value === 'labels'
+			? value.title
+			: value.username) +
 		filterQuery.value.substring(autocompleteMatchPosition.value + autocompleteMatchText.value.length + 1)
 
 	autocompleteResults.value = []
@@ -281,6 +305,11 @@ function autocompleteSelect(value) {
 					v-if="autocompleteResultType === 'labels'"
 					:label="item"
 				/>
+				<User
+					v-else-if="autocompleteResultType === 'assignees'"
+					:user="item"
+					:avatar-size="25"
+				/>
 				<template v-else> {{ item }}</template>
 			</template>
 		</AutocompleteDropdown>
diff --git a/frontend/src/components/project/partials/filters.vue b/frontend/src/components/project/partials/filters.vue
index 29535bf20..08113cdb8 100644
--- a/frontend/src/components/project/partials/filters.vue
+++ b/frontend/src/components/project/partials/filters.vue
@@ -31,7 +31,10 @@
 			</Fancycheckbox>
 		</div>
 		
-		<FilterInput v-model="filterQuery"/>
+		<FilterInput 
+			v-model="filterQuery"
+			:project-id="projectId"
+		/>
 		
 		<div class="field">
 			<label class="label">{{ $t('misc.search') }}</label>
@@ -231,6 +234,7 @@ import ProjectService from '@/services/project'
 // FIXME: do not use this here for now. instead create new version from DEFAULT_PARAMS
 import {getDefaultParams} from '@/composables/useTaskList'
 import FilterInput from '@/components/project/partials/FilterInput.vue'
+import {useRoute} from 'vue-router'
 
 const props = defineProps({
 	modelValue: {
@@ -244,6 +248,15 @@ const props = defineProps({
 
 const emit = defineEmits(['update:modelValue'])
 
+const route = useRoute()
+const projectId = computed(() => {
+	if (route.name?.startsWith('project.')) {
+		return Number(route.params.projectId)
+	}
+	
+	return undefined
+})
+
 // FIXME: merge with DEFAULT_PARAMS in taskProject.js
 const DEFAULT_PARAMS = {
 	sort_by: [],