Sharkey/src/web/app/desktop/views/components/autocomplete.vue

191 lines
3.5 KiB
Vue

<template>
<div class="mk-autocomplete">
<ol class="users" ref="users" v-if="users.length > 0">
<li v-for="user in users" @click="complete(user)" @keydown="onKeydown" tabindex="-1">
<img class="avatar" :src="`${user.avatar_url}?thumbnail&size=32`" alt=""/>
<span class="name">{{ user.name }}</span>
<span class="username">@{{ user.username }}</span>
</li>
</ol>
</div>
</template>
<script lang="ts">
import Vue from 'vue';
import contains from '../../../common/scripts/contains';
export default Vue.extend({
props: ['q', 'textarea', 'complete', 'close'],
data() {
return {
fetching: true,
users: [],
select: -1
}
},
mounted() {
this.textarea.addEventListener('keydown', this.onKeydown);
Array.from(document.querySelectorAll('body *')).forEach(el => {
el.addEventListener('mousedown', this.onMousedown);
});
(this as any).api('users/search_by_username', {
query: this.q,
limit: 30
}).then(users => {
this.users = users;
this.fetching = false;
});
},
beforeDestroy() {
this.textarea.removeEventListener('keydown', this.onKeydown);
Array.from(document.querySelectorAll('body *')).forEach(el => {
el.removeEventListener('mousedown', this.onMousedown);
});
},
methods: {
onMousedown(e) {
if (!contains(this.$el, e.target) && (this.$el != e.target)) this.close();
},
onKeydown(e) {
const cancel = () => {
e.preventDefault();
e.stopPropagation();
};
switch (e.which) {
case 10: // [ENTER]
case 13: // [ENTER]
if (this.select !== -1) {
cancel();
this.complete(this.users[this.select]);
} else {
this.close();
}
break;
case 27: // [ESC]
cancel();
this.close();
break;
case 38: // [↑]
if (this.select !== -1) {
cancel();
this.selectPrev();
} else {
this.close();
}
break;
case 9: // [TAB]
case 40: // [↓]
cancel();
this.selectNext();
break;
default:
this.close();
}
},
selectNext() {
if (++this.select >= this.users.length) this.select = 0;
this.applySelect();
},
selectPrev() {
if (--this.select < 0) this.select = this.users.length - 1;
this.applySelect();
},
applySelect() {
const els = (this.$refs.users as Element).children;
Array.from(els).forEach(el => {
el.removeAttribute('data-selected');
});
els[this.select].setAttribute('data-selected', 'true');
(els[this.select] as any).focus();
}
}
});
</script>
<style lang="stylus" scoped>
.mk-autocomplete
position absolute
z-index 65535
margin-top calc(1em + 8px)
overflow hidden
background #fff
border solid 1px rgba(0, 0, 0, 0.1)
border-radius 4px
> .users
display block
margin 0
padding 4px 0
max-height 190px
max-width 500px
overflow auto
list-style none
> li
display block
padding 4px 12px
white-space nowrap
overflow hidden
font-size 0.9em
color rgba(0, 0, 0, 0.8)
cursor default
&, *
user-select none
&:hover
&[data-selected='true']
color #fff
background $theme-color
.name
color #fff
.username
color #fff
&:active
color #fff
background darken($theme-color, 10%)
.name
color #fff
.username
color #fff
.avatar
vertical-align middle
min-width 28px
min-height 28px
max-width 28px
max-height 28px
margin 0 8px 0 0
border-radius 100%
.name
margin 0 8px 0 0
/*font-weight bold*/
font-weight normal
color rgba(0, 0, 0, 0.8)
.username
font-weight normal
color rgba(0, 0, 0, 0.3)
</style>