import type { TagType } from '@/types/crud'

export interface LabeledValue {
  label: string
  value: string
}

export const GENDER_OPTIONS: LabeledValue[] = [
  { label: '男', value: 'M' },
  { label: '女', value: 'F' },
]

export const INSURE_TYPE_OPTIONS: LabeledValue[] = [
  { label: '职工医保', value: 'employee' },
  { label: '居民医保', value: 'resident' },
]

export const INSURE_VERIFY_STATUS_OPTIONS: LabeledValue[] = [
  { label: '已核验', value: 'verified' },
  { label: '未核验', value: 'unverified' },
]

export const ASSESS_LEVEL_OPTIONS: LabeledValue[] = [
  { label: '重度一级（最高级）', value: 'sev_1' },
  { label: '重度二级', value: 'sev_2' },
  { label: '重度三级', value: 'sev_3' },
]

export const CARE_LEVEL_OPTIONS: LabeledValue[] = [
  { label: '一级护理（最高级）', value: 'care_1' },
  { label: '二级护理', value: 'care_2' },
  { label: '三级护理', value: 'care_3' },
]

/** 待遇状态十态（值唯一来源：后端 elder TREAT_STATUSES）。 */
export const TREAT_STATUS_OPTIONS: LabeledValue[] = [
  { label: '待建档', value: 'pending_file' },
  { label: '待起付', value: 'waiting_period' },
  { label: '正常享受', value: 'active' },
  { label: '住院暂停', value: 'hosp_pause' },
  { label: '复评等待期', value: 'review_waiting' },
  { label: '跨统筹区转移中', value: 'transferring' },
  { label: '死亡', value: 'dead' },
  { label: '长期异地居住', value: 'long_away' },
  { label: '待遇到期', value: 'benefit_expired' },
  { label: '已终止', value: 'terminated' },
]

export const TREAT_STATUS_TAG_MAP: Record<string, { label: string; type: TagType }> = {
  pending_file: { label: '待建档', type: 'info' },
  waiting_period: { label: '待起付', type: 'warning' },
  active: { label: '正常享受', type: 'success' },
  hosp_pause: { label: '住院暂停', type: 'warning' },
  review_waiting: { label: '复评等待期', type: 'warning' },
  transferring: { label: '跨统筹区转移中', type: 'info' },
  dead: { label: '死亡', type: 'danger' },
  long_away: { label: '长期异地居住', type: 'info' },
  benefit_expired: { label: '待遇到期', type: 'danger' },
  terminated: { label: '已终止', type: 'danger' },
}

/** 按值取显示名，空值回退 '-'。 */
export function labelOf(options: LabeledValue[], value: unknown): string {
  if (value == null || value === '') return '-'
  return options.find((o) => o.value === value)?.label ?? String(value)
}

/** 毫秒时间戳/日期字符串 → YYYY-MM-DD（供展示）。 */
export function formatDate(value: unknown): string {
  if (value == null || value === '') return '-'
  const d = typeof value === 'number' ? new Date(value) : new Date(String(value))
  if (Number.isNaN(d.getTime())) return '-'
  const pad = (n: number) => String(n).padStart(2, '0')
  return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())}`
}

/** 毫秒时间戳/日期字符串 → YYYY-MM-DD HH:mm（供时间线展示）。 */
export function formatDateTime(value: unknown): string {
  if (value == null || value === '') return '-'
  const d = typeof value === 'number' ? new Date(value) : new Date(String(value))
  if (Number.isNaN(d.getTime())) return '-'
  const pad = (n: number) => String(n).padStart(2, '0')
  return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} ${pad(d.getHours())}:${pad(d.getMinutes())}`
}