chore: kanban template

apps/kanban/src/lib/kanban.ts

@@ -0,0 +1,49 @@
+import i18n from '../i18n/config'
+
+export type CardStatus = 'todo' | 'doing' | 'done'
+
+export interface Card {
+  cardId: string
+  title: string
+  status: CardStatus | string
+  position: number
+  createdAt: string
+}
+
+export const STATUSES: CardStatus[] = ['todo', 'doing', 'done']
+
+export function sortCards(cards: Card[]) {
+  return [...cards].sort((a, b) => {
+    if (a.status !== b.status) return a.status.localeCompare(b.status)
+    return a.position - b.position
+  })
+}
+
+export function classifyHealth(cards: Card[]) {
+  const todo = cards.filter((card) => card.status === 'todo').length
+  const doing = cards.filter((card) => card.status === 'doing').length
+  if (doing === 0) return 'idle'
+  if (todo > doing * 2) return 'backlogged'
+  return 'flowing'
+}
+
+export function prettyStatus(status: string) {
+  switch (status) {
+    case 'todo':
+      return i18n.t('status.todo')
+    case 'doing':
+      return i18n.t('status.doing')
+    case 'done':
+      return i18n.t('status.done')
+    default:
+      return status
+  }
+}
+
+export function relativeTime(timestamp: string) {
+  const delta = Math.max(0, Math.floor((Date.now() - new Date(timestamp).getTime()) / 1000))
+  if (delta < 60) return i18n.t('relativeTime.seconds', { count: delta })
+  if (delta < 3600) return i18n.t('relativeTime.minutes', { count: Math.floor(delta / 60) })
+  if (delta < 86400) return i18n.t('relativeTime.hours', { count: Math.floor(delta / 3600) })
+  return i18n.t('relativeTime.days', { count: Math.floor(delta / 86400) })
+}