87 lines
2.9 KiB
TypeScript
87 lines
2.9 KiB
TypeScript
/**
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* 血糖 / 血压 阈值与异常判定工具
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*
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* 阈值规则（与 reception/index.vue 抽离前一致）：
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* - 年龄 < 50：空腹血糖 ≥ 7、餐后/其他血糖 ≥ 9 视为偏高
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* - 年龄 ≥ 50：空腹血糖 ≥ 8、餐后/其他血糖 ≥ 10 视为偏高
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* - 收缩压 > 140 / 舒张压 > 90 视为偏高
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*
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* 任何字段缺失或非数值 → 视为「不偏高」（避免误报红色 ↑）。
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*/
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/**
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* 把任意值转成有限数字；空 / 非法 → null
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*/
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export function toNumeric(value: unknown): number | null {
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if (value === null || value === undefined || value === '') return null
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const num = Number(value as any)
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return Number.isFinite(num) ? num : null
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}
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/**
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* 根据年龄返回血糖阈值；年龄缺失/非法 → null（=不判定偏高）
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*/
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export function getBloodSugarThresholds(
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ageValue: unknown
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): { fasting: number; postprandial: number } | null {
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const age = toNumeric(ageValue)
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if (age === null) return null
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if (age < 50) return { fasting: 7, postprandial: 9 }
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return { fasting: 8, postprandial: 10 }
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}
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export function isHighFastingBloodSugar(value: unknown, ageValue: unknown): boolean {
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const num = toNumeric(value)
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const thresholds = getBloodSugarThresholds(ageValue)
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return num !== null && thresholds !== null && num >= thresholds.fasting
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}
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export function isHighPostprandialBloodSugar(value: unknown, ageValue: unknown): boolean {
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const num = toNumeric(value)
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const thresholds = getBloodSugarThresholds(ageValue)
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return num !== null && thresholds !== null && num >= thresholds.postprandial
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}
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/**
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* 「其他血糖」按餐后阈值判定（与 reception 原实现一致）
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*/
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export function isHighOtherBloodSugar(value: unknown, ageValue: unknown): boolean {
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const num = toNumeric(value)
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const thresholds = getBloodSugarThresholds(ageValue)
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return num !== null && thresholds !== null && num >= thresholds.postprandial
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}
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export function isHighSystolicPressure(value: unknown): boolean {
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const num = toNumeric(value)
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return num !== null && num > 140
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}
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export function isHighDiastolicPressure(value: unknown): boolean {
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const num = toNumeric(value)
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return num !== null && num > 90
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}
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/**
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* 一行血糖血压记录是否有任一压偏高
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*/
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export function isHighBloodPressure(row: {
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systolic_pressure?: unknown
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diastolic_pressure?: unknown
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} | null | undefined): boolean {
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if (!row) return false
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return isHighSystolicPressure(row.systolic_pressure) || isHighDiastolicPressure(row.diastolic_pressure)
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}
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/**
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* 把一行记录的血压两值格式化为 `xxx / yyy`，缺值 → `—`
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*/
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export function formatBp(row: {
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systolic_pressure?: unknown
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diastolic_pressure?: unknown
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} | null | undefined): string {
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const sys = row?.systolic_pressure
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const dia = row?.diastolic_pressure
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if (sys == null && dia == null) return '—'
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return `${sys ?? '—'} / ${dia ?? '—'}`
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}
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