/**
 * 病例 / 接诊页通用展示辅助
 *
 * - maskPhone：手机号脱敏 138****1234
 * - formatGender：0/1 → 女/男
 * - formatPeriod：morning/afternoon → 上午/下午
 * - joinArray：数组 → 顿号拼接，非数组 → toString
 * - makeTextOf：工厂，传入 diag ref/getter，返回闭包后的 textOf 函数
 *
 * 翻译规则（textOf）：诊单字典字段由后端 `AppointmentLogic::enrichDiagnosisLabels`
 * 预翻译为 `<field>_text`，前端优先读 `*_text`；找不到时回退原值。
 */

import type { Ref } from 'vue'

export function maskPhone(phone?: string | null): string {
    if (!phone) return '—'
    if (phone.length < 11) return phone
    return phone.replace(/(\d{3})\d{4}(\d{4})/, '$1****$2')
}

export function formatGender(g?: number | null): string {
    if (g === 1) return '男'
    if (g === 0) return '女'
    return '—'
}

export function formatPeriod(period?: string | null): string {
    if (period === 'morning') return '上午'
    if (period === 'afternoon') return '下午'
    return '全天'
}

export function joinArray(arr: unknown): string {
    if (!arr) return ''
    if (Array.isArray(arr)) return arr.filter(Boolean).join('、')
    return String(arr)
}

/**
 * 创建闭包了具体 diag 的 textOf 取值器。
 * 同时支持 `Ref` / `() => any` / 普通对象，避免在调用方处反复样板。
 */
export function makeTextOf(diagSource: Ref<any> | (() => any) | Record<string, any>) {
    const resolve = (): Record<string, any> => {
        if (typeof diagSource === 'function') {
            return (diagSource as () => any)() || {}
        }
        if (diagSource && typeof diagSource === 'object' && 'value' in diagSource) {
            return ((diagSource as Ref<any>).value ?? {}) as Record<string, any>
        }
        return (diagSource as Record<string, any>) || {}
    }

    return function textOf(field: string): string {
        const d = resolve()
        const t = d[field + '_text']
        if (t !== undefined && t !== null && t !== '') return String(t)
        const raw = d[field]
        if (raw === undefined || raw === null || raw === '') return ''
        return Array.isArray(raw) ? raw.join('、') : String(raw)
    }
}