rudeshark.net/src/client/app/common/views/components/autocomplete.vue

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<template>
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<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">
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<img class="avatar" :src="user.avatarUrl" alt=""/>
<span class="name">
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<mk-user-name :user="user" :key="user.id"/>
</span>
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<span class="username">@{{ user | acct }}</span>
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</li>
</ol>
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<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>
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<ol class="emojis" ref="suggests" v-if="emojis.length > 0">
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<li v-for="emoji in emojis" @click="complete(type, emoji.emoji)" @keydown="onKeydown" tabindex="-1">
<span class="emoji" v-if="emoji.isCustomEmoji"><img :src="emoji.url" :alt="emoji.emoji"/></span>
<span class="emoji" v-else-if="!useOsDefaultEmojis"><img :src="emoji.url" :alt="emoji.emoji"/></span>
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<span class="emoji" v-else>{{ emoji.emoji }}</span>
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<span class="name" v-html="emoji.name.replace(q, `<b>${q}</b>`)"></span>
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<span class="alias" v-if="emoji.aliasOf">({{ emoji.aliasOf }})</span>
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</li>
</ol>
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</div>
</template>
<script lang="ts">
import Vue from 'vue';
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import * as emojilib from 'emojilib';
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import contains from '../../../common/scripts/contains';
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import { twemojiBase } from '../../../../../misc/twemoji-base';
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type EmojiDef = {
emoji: string;
name: string;
aliasOf?: string;
url?: string;
isCustomEmoji?: boolean;
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};
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const lib = Object.entries(emojilib.lib).filter((x: any) => {
return x[1].category != 'flags';
});
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const char2file = (char: string) => {
let codes = Array.from(char).map(x => x.codePointAt(0).toString(16));
if (!codes.includes('200d')) codes = codes.filter(x => x != 'fe0f');
codes = codes.filter(x => x && x.length);
return codes.join('-');
};
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const emjdb: EmojiDef[] = lib.map((x: any) => ({
emoji: x[1].char,
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name: x[0],
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aliasOf: null,
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url: `${twemojiBase}/2/svg/${char2file(x[1].char)}.svg`
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}));
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for (const x of lib as any) {
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if (x[1].keywords) {
for (const k of x[1].keywords) {
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emjdb.push({
emoji: x[1].char,
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name: k,
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aliasOf: x[0],
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url: `${twemojiBase}/2/svg/${char2file(x[1].char)}.svg`
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});
}
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}
}
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emjdb.sort((a, b) => a.name.length - b.name.length);
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export default Vue.extend({
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props: ['type', 'q', 'textarea', 'complete', 'close', 'x', 'y'],
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data() {
return {
fetching: true,
users: [],
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hashtags: [],
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emojis: [],
select: -1,
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emojilib,
emojiDb: [] as EmojiDef[]
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}
},
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computed: {
items(): HTMLCollection {
return (this.$refs.suggests as Element).children;
},
useOsDefaultEmojis(): boolean {
return this.$store.state.device.useOsDefaultEmojis;
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}
},
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updated() {
//#region 位置調整
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if (this.x + this.$el.offsetWidth > window.innerWidth) {
this.$el.style.left = (window.innerWidth - this.$el.offsetWidth) + 'px';
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} else {
this.$el.style.left = this.x + 'px';
}
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if (this.y + this.$el.offsetHeight > window.innerHeight) {
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this.$el.style.top = (this.y - this.$el.offsetHeight) + 'px';
this.$el.style.marginTop = '0';
} else {
this.$el.style.top = this.y + 'px';
this.$el.style.marginTop = 'calc(1em + 8px)';
}
//#endregion
},
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mounted() {
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//#region Construct Emoji DB
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const customEmojis = (this.$root.getMetaSync() || { emojis: [] }).emojis || [];
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const emojiDefinitions: EmojiDef[] = [];
for (const x of customEmojis) {
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emojiDefinitions.push({
name: x.name,
emoji: `:${x.name}:`,
url: x.url,
isCustomEmoji: true
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});
if (x.aliases) {
for (const alias of x.aliases) {
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emojiDefinitions.push({
name: alias,
aliasOf: x.name,
emoji: `:${x.name}:`,
url: x.url,
isCustomEmoji: true
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});
}
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}
}
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emojiDefinitions.sort((a, b) => a.name.length - b.name.length);
this.emojiDb = emojiDefinitions.concat(emjdb);
//#endregion
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this.textarea.addEventListener('keydown', this.onKeydown);
for (const el of Array.from(document.querySelectorAll('body *'))) {
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el.addEventListener('mousedown', this.onMousedown);
}
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this.$nextTick(() => {
this.exec();
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this.$watch('q', () => {
this.$nextTick(() => {
this.exec();
});
});
});
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},
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beforeDestroy() {
this.textarea.removeEventListener('keydown', this.onKeydown);
for (const el of Array.from(document.querySelectorAll('body *'))) {
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el.removeEventListener('mousedown', this.onMousedown);
}
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},
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methods: {
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exec() {
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this.select = -1;
if (this.$refs.suggests) {
for (const el of Array.from(this.items)) {
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el.removeAttribute('data-selected');
}
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}
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if (this.type == 'user') {
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const cacheKey = `autocomplete:user:${this.q}`;
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const cache = sessionStorage.getItem(cacheKey);
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if (cache) {
const users = JSON.parse(cache);
this.users = users;
this.fetching = false;
} else {
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this.$root.api('users/search', {
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query: this.q,
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limit: 10,
detail: false
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}).then(users => {
this.users = users;
this.fetching = false;
// キャッシュ
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sessionStorage.setItem(cacheKey, JSON.stringify(users));
});
}
} else if (this.type == 'hashtag') {
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if (this.q == null || this.q == '') {
this.hashtags = JSON.parse(localStorage.getItem('hashtags') || '[]');
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this.fetching = false;
} else {
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const cacheKey = `autocomplete:hashtag:${this.q}`;
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const cache = sessionStorage.getItem(cacheKey);
if (cache) {
const hashtags = JSON.parse(cache);
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this.hashtags = hashtags;
this.fetching = false;
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} else {
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this.$root.api('hashtags/search', {
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query: this.q,
limit: 30
}).then(hashtags => {
this.hashtags = hashtags;
this.fetching = false;
// キャッシュ
sessionStorage.setItem(cacheKey, JSON.stringify(hashtags));
});
}
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}
} else if (this.type == 'emoji') {
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if (this.q == null || this.q == '') {
this.emojis = this.emojiDb.filter(x => x.isCustomEmoji && !x.aliasOf).sort((a, b) => {
var textA = a.name.toUpperCase();
var textB = b.name.toUpperCase();
return (textA < textB) ? -1 : (textA > textB) ? 1 : 0;
});
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return;
}
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const matched = [];
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const max = 30;
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this.emojiDb.some(x => {
if (x.name.startsWith(this.q) && !x.aliasOf && !matched.some(y => y.emoji == x.emoji)) matched.push(x);
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return matched.length == max;
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});
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if (matched.length < max) {
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this.emojiDb.some(x => {
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if (x.name.startsWith(this.q) && !matched.some(y => y.emoji == x.emoji)) matched.push(x);
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return matched.length == max;
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});
}
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if (matched.length < max) {
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this.emojiDb.some(x => {
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if (x.name.includes(this.q) && !matched.some(y => y.emoji == x.emoji)) matched.push(x);
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return matched.length == max;
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});
}
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this.emojis = matched;
}
},
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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();
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(this.items[this.select] as any).click();
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} 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;
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default:
e.stopPropagation();
this.textarea.focus();
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}
},
selectNext() {
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if (++this.select >= this.items.length) this.select = 0;
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this.applySelect();
},
selectPrev() {
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if (--this.select < 0) this.select = this.items.length - 1;
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this.applySelect();
},
applySelect() {
for (const el of Array.from(this.items)) {
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el.removeAttribute('data-selected');
}
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this.items[this.select].setAttribute('data-selected', 'true');
(this.items[this.select] as any).focus();
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}
}
});
</script>
<style lang="stylus" scoped>
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.mk-autocomplete
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position fixed
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z-index 65535
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max-width 100%
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margin-top calc(1em + 8px)
overflow hidden
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background var(--faceHeader)
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border solid 1px rgba(#000, 0.1)
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border-radius 4px
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transition top 0.1s ease, left 0.1s ease
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> ol
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display block
margin 0
padding 4px 0
max-height 190px
max-width 500px
overflow auto
list-style none
> li
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display flex
align-items center
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padding 4px 12px
white-space nowrap
overflow hidden
font-size 0.9em
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color rgba(#000, 0.8)
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cursor default
&, *
user-select none
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*
overflow hidden
text-overflow ellipsis
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&:hover
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background var(--autocompleteItemHoverBg)
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&[data-selected='true']
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background var(--primary)
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&, *
color #fff !important
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&:active
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background var(--primaryDarken10)
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&, *
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
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color var(--autocompleteItemText)
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.username
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color var(--autocompleteItemTextSub)
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> .hashtags > li
.name
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color var(--autocompleteItemText)
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> .emojis > li
.emoji
display inline-block
margin 0 4px 0 0
width 24px
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> img
width 24px
vertical-align bottom
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.name
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color var(--autocompleteItemText)
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.alias
margin 0 0 0 8px
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color var(--autocompleteItemTextSub)
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</style>