c3eb7125cc
详细说明: - 基于文旅订单班框架复制创建food-order-demo项目 - 修改端口配置为4174避免冲突 - 更新LandingPage为青莳轻食主题（绿色健康风格） - 重新定义7个食品行业专业Agent： * 市场研究专家：轻食市场分析、客群画像 * 营养配方师：营养成分配比、低卡高蛋白设计 * 供应链管理专家：有机食材供应、溯源体系 * 品牌策划师：品牌定位、店铺空间布局 * 财务分析师：投资预算、ROI分析 * 运营管理专家：运营流程、品控标准 * 食品创业导师：中央协调、方案整合 - 创建专用启动脚本start.sh - 验证系统可正常运行在端口4174 - 实现代码复用率90%，符合预期目标 影响文件: web_frontend/food-order-demo/ 技术栈: React 18 + TypeScript + Tailwind CSS + Zustand
46 lines
1.3 KiB
JavaScript
46 lines
1.3 KiB
JavaScript
import crypto from 'crypto'
|
|
import { urlAlphabet } from './url-alphabet/index.js'
|
|
const POOL_SIZE_MULTIPLIER = 128
|
|
let pool, poolOffset
|
|
let fillPool = bytes => {
|
|
if (!pool || pool.length < bytes) {
|
|
pool = Buffer.allocUnsafe(bytes * POOL_SIZE_MULTIPLIER)
|
|
crypto.randomFillSync(pool)
|
|
poolOffset = 0
|
|
} else if (poolOffset + bytes > pool.length) {
|
|
crypto.randomFillSync(pool)
|
|
poolOffset = 0
|
|
}
|
|
poolOffset += bytes
|
|
}
|
|
let random = bytes => {
|
|
fillPool((bytes |= 0))
|
|
return pool.subarray(poolOffset - bytes, poolOffset)
|
|
}
|
|
let customRandom = (alphabet, defaultSize, getRandom) => {
|
|
let mask = (2 << (31 - Math.clz32((alphabet.length - 1) | 1))) - 1
|
|
let step = Math.ceil((1.6 * mask * defaultSize) / alphabet.length)
|
|
return (size = defaultSize) => {
|
|
let id = ''
|
|
while (true) {
|
|
let bytes = getRandom(step)
|
|
let i = step
|
|
while (i--) {
|
|
id += alphabet[bytes[i] & mask] || ''
|
|
if (id.length === size) return id
|
|
}
|
|
}
|
|
}
|
|
}
|
|
let customAlphabet = (alphabet, size = 21) =>
|
|
customRandom(alphabet, size, random)
|
|
let nanoid = (size = 21) => {
|
|
fillPool((size |= 0))
|
|
let id = ''
|
|
for (let i = poolOffset - size; i < poolOffset; i++) {
|
|
id += urlAlphabet[pool[i] & 63]
|
|
}
|
|
return id
|
|
}
|
|
export { nanoid, customAlphabet, customRandom, urlAlphabet, random }
|