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switched/src/client/app/common/views/components/autocomplete.vue
2018-11-01 21:28:39 +09:00

394 lines
8.5 KiB
Vue

<template>
<div class="mk-autocomplete" @contextmenu.prevent="() => {}">
<ol class="users" ref="suggests" v-if="users.length > 0">
<li v-for="user in users" @click="complete(type, user)" @keydown="onKeydown" tabindex="-1">
<img class="avatar" :src="user.avatarUrl" alt=""/>
<span class="name">{{ user | userName }}</span>
<span class="username">@{{ user | acct }}</span>
</li>
</ol>
<ol class="hashtags" ref="suggests" v-if="hashtags.length > 0">
<li v-for="hashtag in hashtags" @click="complete(type, hashtag)" @keydown="onKeydown" tabindex="-1">
<span class="name">{{ hashtag }}</span>
</li>
</ol>
<ol class="emojis" ref="suggests" v-if="emojis.length > 0">
<li v-for="emoji in emojis" @click="complete(type, emoji.emoji)" @keydown="onKeydown" tabindex="-1">
<span class="emoji" v-if="emoji.url"><img :src="emoji.url" :alt="emoji.emoji"/></span>
<span class="emoji" v-else>{{ emoji.emoji }}</span>
<span class="name" v-html="emoji.name.replace(q, `<b>${q}</b>`)"></span>
<span class="alias" v-if="emoji.aliasOf">({{ emoji.aliasOf }})</span>
</li>
</ol>
</div>
</template>
<script lang="ts">
import Vue from 'vue';
import * as emojilib from 'emojilib';
import contains from '../../../common/scripts/contains';
type EmojiDef = {
emoji: string;
name: string;
aliasOf?: string;
url?: string;
};
const lib = Object.entries(emojilib.lib).filter((x: any) => {
return x[1].category != 'flags';
});
const emjdb: EmojiDef[] = lib.map((x: any) => ({
emoji: x[1].char,
name: x[0],
aliasOf: null
}));
lib.forEach((x: any) => {
if (x[1].keywords) {
x[1].keywords.forEach(k => {
emjdb.push({
emoji: x[1].char,
name: k,
aliasOf: x[0]
});
});
}
});
emjdb.sort((a, b) => a.name.length - b.name.length);
export default Vue.extend({
props: ['type', 'q', 'textarea', 'complete', 'close', 'x', 'y'],
data() {
return {
fetching: true,
users: [],
hashtags: [],
emojis: [],
select: -1,
emojilib,
emojiDb: [] as EmojiDef[]
}
},
computed: {
items(): HTMLCollection {
return (this.$refs.suggests as Element).children;
}
},
updated() {
//#region 位置調整
if (this.x + this.$el.offsetWidth > window.innerWidth) {
this.$el.style.left = (window.innerWidth - this.$el.offsetWidth) + 'px';
} else {
this.$el.style.left = this.x + 'px';
}
if (this.y + this.$el.offsetHeight > window.innerHeight) {
this.$el.style.top = (this.y - this.$el.offsetHeight) + 'px';
this.$el.style.marginTop = '0';
} else {
this.$el.style.top = this.y + 'px';
this.$el.style.marginTop = 'calc(1em + 8px)';
}
//#endregion
},
mounted() {
//#region Construct Emoji DB
const customEmojis = (this.os.getMetaSync() || { emojis: [] }).emojis || [];
const emojiDefinitions: EmojiDef[] = [];
customEmojis.forEach(x => {
emojiDefinitions.push({
name: x.name,
emoji: `:${x.name}:`,
url: x.url
});
if (x.aliases) {
x.aliases.forEach(alias => {
emojiDefinitions.push({
name: alias,
aliasOf: x.name,
emoji: `:${x.name}:`,
url: x.url
});
});
}
});
emojiDefinitions.sort((a, b) => a.name.length - b.name.length);
this.emojiDb = emojiDefinitions.concat(emjdb);
//#endregion
this.textarea.addEventListener('keydown', this.onKeydown);
Array.from(document.querySelectorAll('body *')).forEach(el => {
el.addEventListener('mousedown', this.onMousedown);
});
this.$nextTick(() => {
this.exec();
this.$watch('q', () => {
this.$nextTick(() => {
this.exec();
});
});
});
},
beforeDestroy() {
this.textarea.removeEventListener('keydown', this.onKeydown);
Array.from(document.querySelectorAll('body *')).forEach(el => {
el.removeEventListener('mousedown', this.onMousedown);
});
},
methods: {
exec() {
this.select = -1;
if (this.$refs.suggests) {
Array.from(this.items).forEach(el => {
el.removeAttribute('data-selected');
});
}
if (this.type == 'user') {
const cacheKey = `autocomplete:user:${this.q}`;
const cache = sessionStorage.getItem(cacheKey);
if (cache) {
const users = JSON.parse(cache);
this.users = users;
this.fetching = false;
} else {
(this as any).api('users/search', {
query: this.q,
limit: 30
}).then(users => {
this.users = users;
this.fetching = false;
// キャッシュ
sessionStorage.setItem(cacheKey, JSON.stringify(users));
});
}
} else if (this.type == 'hashtag') {
if (this.q == null || this.q == '') {
this.hashtags = JSON.parse(localStorage.getItem('hashtags') || '[]');
this.fetching = false;
} else {
const cacheKey = `autocomplete:hashtag:${this.q}`;
const cache = sessionStorage.getItem(cacheKey);
if (cache) {
const hashtags = JSON.parse(cache);
this.hashtags = hashtags;
this.fetching = false;
} else {
(this as any).api('hashtags/search', {
query: this.q,
limit: 30
}).then(hashtags => {
this.hashtags = hashtags;
this.fetching = false;
// キャッシュ
sessionStorage.setItem(cacheKey, JSON.stringify(hashtags));
});
}
}
} else if (this.type == 'emoji') {
const matched = [];
const max = 30;
this.emojiDb.some(x => {
if (x.name.startsWith(this.q) && !x.aliasOf && !matched.some(y => y.emoji == x.emoji)) matched.push(x);
return matched.length == max;
});
if (matched.length < max) {
this.emojiDb.some(x => {
if (x.name.startsWith(this.q) && !matched.some(y => y.emoji == x.emoji)) matched.push(x);
return matched.length == max;
});
}
if (matched.length < max) {
this.emojiDb.some(x => {
if (x.name.includes(this.q) && !matched.some(y => y.emoji == x.emoji)) matched.push(x);
return matched.length == max;
});
}
this.emojis = matched;
}
},
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.items[this.select] as any).click();
} 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:
e.stopPropagation();
this.textarea.focus();
}
},
selectNext() {
if (++this.select >= this.items.length) this.select = 0;
this.applySelect();
},
selectPrev() {
if (--this.select < 0) this.select = this.items.length - 1;
this.applySelect();
},
applySelect() {
Array.from(this.items).forEach(el => {
el.removeAttribute('data-selected');
});
this.items[this.select].setAttribute('data-selected', 'true');
(this.items[this.select] as any).focus();
}
}
});
</script>
<style lang="stylus" scoped>
.mk-autocomplete
position fixed
z-index 65535
max-width 100%
margin-top calc(1em + 8px)
overflow hidden
background var(--faceHeader)
border solid 1px rgba(#000, 0.1)
border-radius 4px
transition top 0.1s ease, left 0.1s ease
> ol
display block
margin 0
padding 4px 0
max-height 190px
max-width 500px
overflow auto
list-style none
> li
display flex
align-items center
padding 4px 12px
white-space nowrap
overflow hidden
font-size 0.9em
color rgba(#000, 0.8)
cursor default
&, *
user-select none
*
overflow hidden
text-overflow ellipsis
&:hover
background var(--autocompleteItemHoverBg)
&[data-selected='true']
background var(--primary)
&, *
color #fff !important
&:active
background var(--primaryDarken10)
&, *
color #fff !important
> .users > li
.avatar
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
color var(--autocompleteItemText)
.username
color var(--autocompleteItemTextSub)
> .hashtags > li
.name
color var(--autocompleteItemText)
> .emojis > li
.emoji
display inline-block
margin 0 4px 0 0
width 24px
> img
width 24px
vertical-align bottom
.name
color var(--autocompleteItemText)
.alias
margin 0 0 0 8px
color var(--autocompleteItemTextSub)
</style>