showNativeFastPrinterDebugModal.ts
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import { getNativeFastPrinterDebugInfo, getNativeFastPrinterState } from './nativeFastPrinter'
type NativeFastPrinterDebugSnapshot = {
available?: boolean
pluginVersion?: string
backend?: string
stage?: string
lastAction?: string
lastError?: string
commandBytes?: number
buildMs?: number
writeMs?: number
elementCount?: number
imagePatchCount?: number
nativeTextCount?: number
rasterTextCount?: number
qrCodeCount?: number
barcodeCount?: number
lineCount?: number
connected?: boolean
deviceId?: string
deviceName?: string
}
function isPresent (v: unknown): boolean {
if (v === undefined || v === null) return false
if (typeof v === 'string' && v.trim() === '') return false
return true
}
function formatScalar (v: unknown): string {
if (typeof v === 'boolean') return v ? 'true' : 'false'
return String(v)
}
const FIELD_LINES: { key: keyof NativeFastPrinterDebugSnapshot; label: string }[] = [
{ key: 'available', label: 'Available' },
{ key: 'pluginVersion', label: 'Plugin version' },
{ key: 'backend', label: 'Backend' },
{ key: 'stage', label: 'Stage' },
{ key: 'lastAction', label: 'Last action' },
{ key: 'lastError', label: 'Last error' },
{ key: 'commandBytes', label: 'Command bytes' },
{ key: 'buildMs', label: 'Build ms' },
{ key: 'writeMs', label: 'Write ms' },
{ key: 'elementCount', label: 'Element count' },
{ key: 'imagePatchCount', label: 'Image patch count' },
{ key: 'nativeTextCount', label: 'Native text count' },
{ key: 'rasterTextCount', label: 'Raster text count' },
{ key: 'qrCodeCount', label: 'QR code count' },
{ key: 'barcodeCount', label: 'Barcode count' },
{ key: 'lineCount', label: 'Line count' },
{ key: 'connected', label: 'Connected' },
{ key: 'deviceId', label: 'Device ID' },
{ key: 'deviceName', label: 'Device name' },
]
export function formatNativeFastPrinterDebugContent (snapshot: NativeFastPrinterDebugSnapshot): string {
const lines: string[] = []
for (const { key, label } of FIELD_LINES) {
const v = snapshot[key]
if (!isPresent(v)) continue
lines.push(`${label}: ${formatScalar(v)}`)
}
return lines.length ? lines.join('\n') : '(No debug fields available)'
}
/**
* 一体机无 console 时，用系统弹框展示 native-fast-printer 关键状态（先尝试 getDebugInfo 刷新，失败则用内存快照）。
*/
export async function showNativeFastPrinterDebugModal (options?: {
title?: string
}): Promise<void> {
let merged: NativeFastPrinterDebugSnapshot = {
...(getNativeFastPrinterState() || {}),
}
try {
const fresh = await getNativeFastPrinterDebugInfo()
merged = { ...merged, ...(fresh as NativeFastPrinterDebugSnapshot) }
} catch {
/* 仍展示内存态 */
}
const modalTitle = (options?.title && options.title.trim()) || 'native-fast-printer'
const content = formatNativeFastPrinterDebugContent(merged)
uni.showModal({
title: modalTitle,
content,
showCancel: false,
confirmText: 'OK',
})
}