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非现场上传图片加定位

dev-V1.10.3
parent
commit
bb9010681d
  1. 3
      zdxt-web-client/zdxt-efcode-enterprise-app/src/api/enterprise/index.js
  2. 179
      zdxt-web-client/zdxt-efcode-enterprise-app/src/util/w6sMedia.js

3
zdxt-web-client/zdxt-efcode-enterprise-app/src/api/enterprise/index.js

@ -78,6 +78,9 @@ export const addComplaint = (params, success, error) => _post(enterpriseAppBaseU
//查询字典数据(公共)
export const queryDict = (params, success, error) => _get("/system/dict/data/dictType",params,success,error)
//查询系统配置值(如 gps.check:1 开启定位,0 不开启)
export const getSystemConfigByKey = (configKey, params, success, error) => _get(`/system/config/configKey/${configKey}`, params, success, error)
//执法单位(部门)列表
export const getDeptList = (params, success, error) => _get("/enforcementcode/virtualUnit/list",params,success,error)

179
zdxt-web-client/zdxt-efcode-enterprise-app/src/util/w6sMedia.js

@ -1,6 +1,6 @@
import * as w6s from '@w6s/sdk'
import sha1 from 'crypto-js/sha1'
import { siqCode } from '@/api/enterprise'
import { siqCode, getSystemConfigByKey } from '@/api/enterprise'
import { baseUrl } from '@/config/env'
import { $globalStore } from '@/common/globalStore'
@ -42,7 +42,7 @@ export const ensureW6sAuth = () => {
const signature = sha1(str).toString().toLowerCase()
// SDK 默认接口超时仅 5s,getLocation 等 API 未在 5s 内回调会报"接口调用超时"
// 且 takePhotoAndAddWaterMark 内部会先调 getLocation,必须放宽超时
// 拍照前需预取定位(GPS 搜星耗时),必须放宽超时
w6s.init({
auth: true,
timeout: 5 * 60 * 1000, // 5 分钟,覆盖拍照+定位全流程
@ -72,10 +72,10 @@ export const ensureW6sAuth = () => {
return w6sAuthPromise
}
// 定位缓存(避免每次拍照都重新搜星,SDK 内部 locationEnable=true 时会阻塞等 GPS)
// 定位缓存(避免每次拍照都重新搜星)
let _cachedLocation = null
let _locationCacheTime = 0
const LOCATION_CACHE_TTL = 2 * 60 * 1000 // 2 分钟内复用同一位置
const LOCATION_CACHE_TTL = 1 * 60 * 1000 // 1 分钟内复用同一位置
const getCachedLocation = async () => {
if (_cachedLocation && Date.now() - _locationCacheTime < LOCATION_CACHE_TTL) {
@ -91,6 +91,48 @@ const getCachedLocation = async () => {
return _cachedLocation
}
// 水印用定位:加超时保护,避免 GPS 搜星过慢阻塞拍照加水印流程
const LOCATION_TIMEOUT = 8 * 1000
const getLocationForWaterMark = () => Promise.race([
getCachedLocation(),
new Promise((resolve, reject) => {
setTimeout(() => reject(new Error('定位获取超时')), LOCATION_TIMEOUT)
}),
])
// 定位开关配置 gps.check:1 开启定位,0 不开启;缓存 5 分钟避免每次拍照都请求
let _gpsEnabled = null
let _gpsCheckTime = 0
let _gpsCheckPromise = null
const GPS_CHECK_TTL = 5 * 60 * 1000
const isGpsEnabled = () => {
if (_gpsEnabled !== null && Date.now() - _gpsCheckTime < GPS_CHECK_TTL) {
return Promise.resolve(_gpsEnabled)
}
if (!_gpsCheckPromise) {
_gpsCheckPromise = new Promise((resolve) => {
getSystemConfigByKey('gps.check', null, (res) => {
// 兼容 { code, msg, data: '1' } 包裹与直接返回 '1'
const value = res && typeof res === 'object' ? (res.data ?? res.msg) : res
_gpsEnabled = String(value ?? '').trim() === '1'
_gpsCheckTime = Date.now()
_gpsCheckPromise = null
console.log('[w6sMedia] gps.check =', value, '→ 定位', _gpsEnabled ? '开启' : '关闭')
resolve(_gpsEnabled)
}, (err) => {
// 配置获取失败时按不开启定位处理
console.warn('[w6sMedia] 获取 gps.check 配置失败, 水印不含定位:', err)
_gpsEnabled = false
_gpsCheckTime = Date.now()
_gpsCheckPromise = null
resolve(false)
})
})
}
return _gpsCheckPromise
}
// 格式化时间 yyyy-MM-dd HH:mm(与 SDK 内部 getTimeStr 格式一致)
const getTimeStr = () => {
const d = new Date()
@ -98,102 +140,57 @@ const getTimeStr = () => {
return `${d.getFullYear()}-${pad(d.getMonth() + 1)}-${pad(d.getDate())} ${pad(d.getHours())}:${pad(d.getMinutes())}`
}
// 去掉 file:// 前缀(w6s 的 toBase64 在 Android 下会自动补 file://,避免重复前缀导致解析失败)
const stripFileScheme = (p = '') => String(p).replace(/^file:\/\//, '')
// 定位信息 → 水印文本(地址 + 经纬度),无定位时返回空串
const formatLocationText = (loc) => {
if (!loc) return ''
const address = loc.address || [loc.city, loc.district, loc.street, loc.aoiName].filter(Boolean).join('')
const { longitude, latitude } = loc
const coords = longitude != null && latitude != null
? `经度 ${Number(longitude).toFixed(6)} 纬度 ${Number(latitude).toFixed(6)}`
: ''
return [address, coords].filter(Boolean).join(' ')
}
// 水印图最长边上限(像素)。原图往往 4000+,整张重新编码是耗时主因,
// 限制到 2048 可大幅缩短耗时并减小上传体积;需要更高清可上调
const WATERMARK_MAX_SIZE = 2048
// 拍照并加水印(w6s 原生接口 takePhotoAndAddWaterMark)
// 时间与定位由前端拼入 content,timeEnable/locationEnable 置 false,
// 跳过 SDK 内部再次调 getLocation(该调用易超时阻塞拍照流程)
export const takePhotoWithWaterMark = async () => {
await ensureW6sAuth()
console.log('[w6sMedia] 鉴权完成, 准备获取定位')
// 读取水印源图:优先用本地文件 URL(cdvfile:// 由 Cordova 拦截读取),无需把整张图转成 base64;
// 环境/路径不支持时回退到 SDK 的 toBase64
const loadWatermarkSource = async (filePath) => {
const toImg = (src) => new Promise((resolve, reject) => {
const el = document.createElement('img')
el.onload = () => resolve(el)
el.onerror = () => reject(new Error('水印源图片加载失败'))
el.src = src
})
const raw = stripFileScheme(filePath)
if (window.resolveLocalFileSystemURL) {
const fileUrl = /^(cdvfile|content):/i.test(String(filePath)) ? filePath : `file://${raw}`
// 按 gps.check 配置决定是否加水印定位;配置为 0 时完全跳过 getLocation
let locationText = ''
try {
const entry = await new Promise((resolve, reject) => window.resolveLocalFileSystemURL(fileUrl, resolve, reject))
return await toImg(entry.toURL())
} catch (e) {
console.warn('[w6sMedia] 本地文件 URL 加载失败, 回退 toBase64:', e)
}
if (await isGpsEnabled()) {
locationText = formatLocationText(await getLocationForWaterMark())
} else {
console.log('[w6sMedia] gps.check=0, 水印不含定位')
}
const evt = await w6s.image.toBase64({ filePath: raw })
return toImg(evt?.target?.result || evt?.result || evt)
}
// 前端自行给图片叠加时间水印,返回带水印图片的本地文件路径
// 说明:w6s.image.takePhotoAndAddWaterMark 实测不可用(原生加水印接口无有效返回),
// 改为拍照后用 canvas 在前端叠加时间水印;用 toBlob 直接落盘,省去 base64 编解码开销
const addTimeWaterMark = async (filePath, fileName) => {
console.log('[w6sMedia] 开始叠加时间水印, 源图:', filePath)
const img = await loadWatermarkSource(filePath)
// 按最长边等比缩放,避免整张原图重新编码(编码是耗时主因)
const srcW = img.naturalWidth || img.width
const srcH = img.naturalHeight || img.height
const scale = Math.min(1, WATERMARK_MAX_SIZE / Math.max(srcW, srcH))
const canvas = document.createElement('canvas')
canvas.width = Math.round(srcW * scale)
canvas.height = Math.round(srcH * scale)
const ctx = canvas.getContext('2d')
ctx.drawImage(img, 0, 0, canvas.width, canvas.height)
const text = getTimeStr()
const fontSize = Math.max(16, Math.round(canvas.width * 0.035))
const pad = Math.round(fontSize * 0.6)
ctx.font = `${fontSize}px sans-serif`
ctx.textAlign = 'left'
ctx.textBaseline = 'bottom'
// 描边提升浅色背景下的可读性
ctx.lineWidth = Math.max(2, Math.round(fontSize * 0.12))
ctx.strokeStyle = 'rgba(0, 0, 0, 0.6)'
ctx.fillStyle = '#FF5858'
const x = pad
const y = canvas.height - pad
ctx.strokeText(text, x, y)
ctx.fillText(text, x, y)
// toBlob 直接产出二进制,避免 toDataURL 的 base64 编码
const blob = await new Promise((resolve, reject) => {
canvas.toBlob((b) => (b ? resolve(b) : reject(new Error('水印图片编码失败'))), 'image/jpeg', 0.9)
})
const out = await writeBlobToLocalFile(blob, fileName)
console.log('[w6sMedia] 时间水印叠加完成, 输出:', out, '大小:', blob.size)
return out
} catch (e) {
console.warn('[w6sMedia] 获取定位失败, 水印不含定位:', e)
}
// 拍照并加水印
// 注:w6s.image.takePhotoAndAddWaterMark 不可用,已改为 w6s.image.takePicture + 前端 canvas 叠加时间水印
export const takePhotoWithWaterMark = async () => {
await ensureW6sAuth()
console.log('[w6sMedia] 鉴权完成, 准备调起拍照')
const content = [getTimeStr(), locationText].filter(Boolean).join(' ')
console.log('[w6sMedia] 水印 content:', content, '准备调起拍照')
// 1. 调起原生拍照,返回 { imageURL(压缩图本地路径), key(原图本地路径), imageInfo, mediaId }
const photo = await w6s.image.takePicture({ editable: false })
.then((res) => {
console.log('[w6sMedia] takePicture success 原始返回:', res)
const result = res?.result || res || {}
console.log('[w6sMedia] 拍照返回 imageURL:', result?.imageURL, 'key:', result?.key)
return result
return new Promise((resolve, reject) => {
w6s.image.takePhotoAndAddWaterMark({
content,
fontSize: 14,
color: '#FF5858',
markDisable: false,
timeEnable: false, // 时间已拼入 content
locationEnable: false, // 定位已拼入 content,跳过 SDK 内部 getLocation
success: (res) => {
console.log('[w6sMedia] takePhotoAndAddWaterMark success 原始返回:', res)
resolve(res?.result || res || {})
},
fail: (err) => {
console.error('[w6sMedia] takePhotoAndAddWaterMark fail:', err)
reject(err)
},
})
.catch((err) => {
console.error('[w6sMedia] takePicture fail:', err)
throw err
})
// 2. 前端叠加时间水印,产出带水印的图片本地路径
const sourcePath = photo.imageURL || photo.key
const imageURL = await addTimeWaterMark(sourcePath, `wm-photo-${Date.now()}.jpg`)
// 3. 返回结构与原来一致(imageURL 为带水印图片的本地路径,可直接上传)
return { ...photo, imageURL }
}
// 录制视频(w6s 官方 API,文档 https://open.beeworks.cn/js-sdk/video.html)

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