enhance(frontend): MFMでUNIX時間を指定して日時を表示できるように

Resolve #12294

3 files changed, 24 insertions, 2 deletions

diff --git a/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts b/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
index 163724a386..b10a12b504 100644
--- a/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
+++ b/packages/frontend/src/components/global/MkMisskeyFlavoredMarkdown.ts
@@ -7,6 +7,7 @@ import { VNode, h } from 'vue';
 import * as mfm from 'mfm-js';
 import * as Misskey from 'misskey-js';
 import MkUrl from '@/components/global/MkUrl.vue';
+import MkTime from '@/components/global/MkTime.vue';
 import MkLink from '@/components/MkLink.vue';
 import MkMention from '@/components/MkMention.vue';
 import MkEmoji from '@/components/global/MkEmoji.vue';
@@ -249,6 +250,19 @@ export default function(props: MfmProps) {
 							return h('ruby', {}, [...genEl(token.children.slice(0, token.children.length - 1), scale), h('rt', text.trim())]);
 						}
 					}
+					case 'unixtime': {
+						const child = token.children[0];
+						const unixtime = parseInt(child.type === 'text' ? child.props.text : '');
+						return h('span', {
+							style: 'display: inline-block; font-size: 90%; border: solid 1px var(--divider); border-radius: 999px; padding: 4px 10px 4px 6px;',
+						}, [
+							h('i', {
+								class: 'ti ti-clock',
+								style: 'margin-right: 0.25em;',
+							}),
+							h(MkTime, { time: unixtime * 1000, mode: 'detail' }),
+						]);
+					}
 				}
 				if (style == null) {
 					return h('span', {}, ['$[', token.props.name, ' ', ...genEl(token.children, scale), ']']);
diff --git a/packages/frontend/src/components/global/MkTime.vue b/packages/frontend/src/components/global/MkTime.vue
index 5ba13ca3f3..61e65a8dcf 100644
--- a/packages/frontend/src/components/global/MkTime.vue
+++ b/packages/frontend/src/components/global/MkTime.vue
@@ -50,7 +50,15 @@ const relative = $computed<string>(() => {
 		ago >= 60 ? i18n.t('_ago.minutesAgo', { n: (~~(ago / 60)).toString() }) :
 		ago >= 10 ? i18n.t('_ago.secondsAgo', { n: (~~(ago % 60)).toString() }) :
 		ago >= -1 ? i18n.ts._ago.justNow :
-		i18n.ts._ago.future);
+		ago < -31536000 ? i18n.t('_timeIn.years', { n: Math.round(-ago / 31536000).toString() }) :
+		ago < -2592000 ? i18n.t('_timeIn.months', { n: Math.round(-ago / 2592000).toString() }) :
+		ago < -604800 ? i18n.t('_timeIn.weeks', { n: Math.round(-ago / 604800).toString() }) :
+		ago < -86400 ? i18n.t('_timeIn.days', { n: Math.round(-ago / 86400).toString() }) :
+		ago < -3600 ? i18n.t('_timeIn.hours', { n: Math.round(-ago / 3600).toString() }) :
+		ago < -60 ? i18n.t('_timeIn.minutes', { n: (~~(-ago / 60)).toString() }) :
+		ago < -10 ? i18n.t('_timeIn.seconds', { n: (~~(-ago % 60)).toString() }) :
+		'?'
+	);
 });
 
 let tickId: number;
diff --git a/packages/frontend/src/const.ts b/packages/frontend/src/const.ts
index 002c198b4d..397f804822 100644
--- a/packages/frontend/src/const.ts
+++ b/packages/frontend/src/const.ts
@@ -93,4 +93,4 @@ export const DEFAULT_SERVER_ERROR_IMAGE_URL = 'https://xn--931a.moe/assets/error
 export const DEFAULT_NOT_FOUND_IMAGE_URL = 'https://xn--931a.moe/assets/not-found.jpg';
 export const DEFAULT_INFO_IMAGE_URL = 'https://xn--931a.moe/assets/info.jpg';
 
-export const MFM_TAGS = ['tada', 'jelly', 'twitch', 'shake', 'spin', 'jump', 'bounce', 'flip', 'x2', 'x3', 'x4', 'scale', 'position', 'fg', 'bg', 'font', 'blur', 'rainbow', 'sparkle', 'rotate', 'ruby'];
+export const MFM_TAGS = ['tada', 'jelly', 'twitch', 'shake', 'spin', 'jump', 'bounce', 'flip', 'x2', 'x3', 'x4', 'scale', 'position', 'fg', 'bg', 'font', 'blur', 'rainbow', 'sparkle', 'rotate', 'ruby', 'unixtime'];