41 lines
1.1 KiB
TypeScript
41 lines
1.1 KiB
TypeScript
declare const plus: any
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const DEVICE_SN_STORAGE_KEY = 'wallace:screen:sn'
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const DEVICE_SN_PREFIX = 'WLS-'
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const normalizeNativeId = (value: unknown) => String(value || '')
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.toUpperCase()
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.replace(/[^A-Z0-9]/g, '')
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.slice(0, 32)
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const createFallbackId = () => {
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const timestamp = Date.now().toString(36).toUpperCase()
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const random = Math.random().toString(36).slice(2, 12).toUpperCase()
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return `${timestamp}${random}`
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}
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/**
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* APP 端优先使用 DCloud 提供的设备唯一标识 `plus.device.uuid`。
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* H5、模拟器或标识不可用时，生成应用级标识并持久化，保证同一次安装期间稳定。
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*/
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const getNativeDeviceId = () => {
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// #ifdef APP-PLUS
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try {
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return normalizeNativeId(plus?.device?.uuid)
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} catch {
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return ''
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}
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// #endif
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return ''
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}
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export const getOrCreateDeviceSn = () => {
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const saved = String(uni.getStorageSync(DEVICE_SN_STORAGE_KEY) || '')
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if (saved) return saved
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const sourceId = getNativeDeviceId() || createFallbackId()
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const sn = `${DEVICE_SN_PREFIX}${sourceId}`
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uni.setStorageSync(DEVICE_SN_STORAGE_KEY, sn)
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return sn
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}
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