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Merge pull request #97 from LOG1997/91-optimize-algorithm

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91 optimize algorithm
This commit is contained in:
LOG1997
2025-12-08 23:25:50 +08:00
committed by GitHub
parent f93ceb04ec 0ed2856239
commit 96f1368c7d
13 changed files with 436 additions and 170 deletions
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41
__test__/Button.test.ts
View File

@@ -1,41 +0,0 @@
import Button from '@/components/Button/index.vue'
import { shallowMount } from '@vue/test-utils'
import { describe, expect, test } from 'vitest'
// 测试分组
describe('Button', () => {
// mount
test('Buttons slot text', () => {
// @vue/test-utils
const wrapper = shallowMount(Button, {
slots: {
default: 'Button',
},
})
// 断言
expect(wrapper.text()).toBe('Button')
})
test('Button click', () => {
const wrapper = shallowMount(Button)
wrapper.trigger('click')
expect(wrapper.emitted('click')).toBeTruthy()
})
test('Button disabled', () => {
const wrapper = shallowMount(Button, {
props: {
disabled: true,
},
})
wrapper.trigger('click')
expect(wrapper.emitted('click')).toBeFalsy()
})
test('Button not disabled', () => {
const wrapper = shallowMount(Button, {
props: {
disabled: false,
},
})
wrapper.trigger('click')
expect(wrapper.emitted('click')).toBeTruthy()
})
})

41
__test__/Lottery.test.ts
View File

@@ -1,41 +0,0 @@
import Button from '@/components/Button/index.vue'
import { shallowMount } from '@vue/test-utils'
import { describe, expect, test } from 'vitest'
// 测试分组
describe('Button', () => {
// mount
test('Buttons slot text', () => {
// @vue/test-utils
const wrapper = shallowMount(Button, {
slots: {
default: 'Button',
},
})
// 断言
expect(wrapper.text()).toBe('Button')
})
test('Button click', () => {
const wrapper = shallowMount(Button)
wrapper.trigger('click')
expect(wrapper.emitted('click')).toBeTruthy()
})
test('Button disabled', () => {
const wrapper = shallowMount(Button, {
props: {
disabled: true,
},
})
wrapper.trigger('click')
expect(wrapper.emitted('click')).toBeFalsy()
})
test('Button not disabled', () => {
const wrapper = shallowMount(Button, {
props: {
disabled: false,
},
})
wrapper.trigger('click')
expect(wrapper.emitted('click')).toBeTruthy()
})
})

124
__test__/Random.test.ts Normal file
View File

@@ -0,0 +1,124 @@
import { describe, expect, it } from 'vitest'
import { getRandomElements } from '@/views/Home/utils/random'
describe('getRandomElements', () => {
// 测试基本功能：从数组中获取指定数量的元素
it('should return specified number of elements', () => {
const sourceArray = [1, 2, 3, 4, 5]
const result = getRandomElements(sourceArray, 3)
expect(result).toHaveLength(3)
result.forEach((element) => {
expect(sourceArray).toContain(element)
})
})
// 测试边界情况：count为0
it('should return empty array when count is 0', () => {
const sourceArray = [1, 2, 3]
const result = getRandomElements(sourceArray, 0)
expect(result).toEqual([])
})
// 测试边界情况：count为负数
it('should return empty array when count is negative', () => {
const sourceArray = [1, 2, 3]
const result = getRandomElements(sourceArray, -1)
expect(result).toEqual([])
})
// 测试边界情况：count大于等于数组长度
it('should return shuffled array when count equals or exceeds array length', () => {
const sourceArray = [1, 2, 3]
const result1 = getRandomElements(sourceArray, 3)
const result2 = getRandomElements(sourceArray, 5)
expect(result1).toHaveLength(3)
expect(result2).toHaveLength(3)
// 验证返回的元素与原数组相同
expect(result1.sort()).toEqual(sourceArray.sort())
expect(result2.sort()).toEqual(sourceArray.sort())
})
// 测试空数组情况
it('should return empty array when source array is empty', () => {
const sourceArray: number[] = []
const result = getRandomElements(sourceArray, 3)
expect(result).toEqual([])
})
// 测试单元素数组
it('should handle single element array', () => {
const sourceArray = [42]
const result = getRandomElements(sourceArray, 1)
expect(result).toEqual([42])
})
// 测试字符串数组
it('should work with string arrays', () => {
const sourceArray = ['a', 'b', 'c', 'd', 'e']
const result = getRandomElements(sourceArray, 2)
expect(result).toHaveLength(2)
result.forEach((element) => {
expect(sourceArray).toContain(element)
})
})
// 测试对象数组
it('should work with object arrays', () => {
const sourceArray = [
{ id: 1, name: 'Alice' },
{ id: 2, name: 'Bob' },
{ id: 3, name: 'Charlie' },
]
const result = getRandomElements(sourceArray, 2)
expect(result).toHaveLength(2)
result.forEach((element) => {
expect(sourceArray).toContain(element)
})
})
// 测试多次调用应产生不同结果（概率性测试）
it('should produce different results on multiple calls', () => {
const sourceArray = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20]
const results = new Set()
// 多次调用并收集结果
for (let i = 0; i < 10; i++) {
const result = getRandomElements(sourceArray, 5).sort().join(',')
results.add(result)
}
// 虽然有极小概率会相同，但大多数情况下应该有不同的结果
expect(results.size).toBeGreaterThan(1)
})
// 多次调用，每个元素抽中的概率基本上相等
it('should have approximately equal probabilities for each element', () => {
const sourceArray = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20]
const times = 200000 // 次数
const count = 5 // 抽奖个数
const expectedProbability = count / sourceArray.length
const elementCounts = new Map()
// 多次调用并统计元素出现的次数
for (let i = 0; i < times; i++) {
const result = getRandomElements(sourceArray, count)
result.forEach((element) => {
const count = elementCounts.get(element) || 0
elementCounts.set(element, count + 1)
})
}
elementCounts.forEach((value) => {
// 验证每个元素出现的概率接近相等
const probability = value / times
expect(probability).toBeCloseTo(expectedProbability, 2)
})
})
})

31
__test__/Request.test.ts
View File

@@ -1,31 +0,0 @@
// test axios request
import Request from '@/api/request';
import { describe, it, expect, vi } from 'vitest';
import { mount, flushPromises } from '@vue/test-utils';
import axios from 'axios';
const fn = vi.fn();
const mockRes = {
data: {
code: 200,
success: true,
message: 'success',
data: {
name: 'test',
age: 18,
},
},
};
fn(mockRes);
fn.mock.calls[0] === [mockRes];
describe('Request', () => {
it('should return data when request success', async () => {
const request = new Request();
const res = await request({
url: '/test',
method: 'GET',
});
expect(res).toEqual(mockRes.data);
});
});

25
pnpm-lock.yaml generated
View File

@@ -1392,36 +1392,42 @@ packages:
engines: {node: '>= 10.0.0'}
cpu: [arm]
os: [linux]
libc: [glibc]
'@parcel/watcher-linux-arm-musl@2.5.0':
resolution: {integrity: sha512-6uHywSIzz8+vi2lAzFeltnYbdHsDm3iIB57d4g5oaB9vKwjb6N6dRIgZMujw4nm5r6v9/BQH0noq6DzHrqr2pA==}
engines: {node: '>= 10.0.0'}
cpu: [arm]
os: [linux]
libc: [musl]
'@parcel/watcher-linux-arm64-glibc@2.5.0':
resolution: {integrity: sha512-BfNjXwZKxBy4WibDb/LDCriWSKLz+jJRL3cM/DllnHH5QUyoiUNEp3GmL80ZqxeumoADfCCP19+qiYiC8gUBjA==}
engines: {node: '>= 10.0.0'}
cpu: [arm64]
os: [linux]
libc: [glibc]
'@parcel/watcher-linux-arm64-musl@2.5.0':
resolution: {integrity: sha512-S1qARKOphxfiBEkwLUbHjCY9BWPdWnW9j7f7Hb2jPplu8UZ3nes7zpPOW9bkLbHRvWM0WDTsjdOTUgW0xLBN1Q==}
engines: {node: '>= 10.0.0'}
cpu: [arm64]
os: [linux]
libc: [musl]
'@parcel/watcher-linux-x64-glibc@2.5.0':
resolution: {integrity: sha512-d9AOkusyXARkFD66S6zlGXyzx5RvY+chTP9Jp0ypSTC9d4lzyRs9ovGf/80VCxjKddcUvnsGwCHWuF2EoPgWjw==}
engines: {node: '>= 10.0.0'}
cpu: [x64]
os: [linux]
libc: [glibc]
'@parcel/watcher-linux-x64-musl@2.5.0':
resolution: {integrity: sha512-iqOC+GoTDoFyk/VYSFHwjHhYrk8bljW6zOhPuhi5t9ulqiYq1togGJB5e3PwYVFFfeVgc6pbz3JdQyDoBszVaA==}
engines: {node: '>= 10.0.0'}
cpu: [x64]
os: [linux]
libc: [musl]
'@parcel/watcher-win32-arm64@2.5.0':
resolution: {integrity: sha512-twtft1d+JRNkM5YbmexfcH/N4znDtjgysFaV9zvZmmJezQsKpkfLYJ+JFV3uygugK6AtIM2oADPkB2AdhBrNig==}
@@ -1492,56 +1498,67 @@ packages:
resolution: {integrity: sha512-aL6hRwu0k7MTUESgkg7QHY6CoqPgr6gdQXRJI1/VbFlUMwsSzPGSR7sG5d+MCbYnJmJwThc2ol3nixj1fvI/zQ==}
cpu: [arm]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-arm-musleabihf@4.52.0':
resolution: {integrity: sha512-BTs0M5s1EJejgIBJhCeiFo7GZZ2IXWkFGcyZhxX4+8usnIo5Mti57108vjXFIQmmJaRyDwmV59Tw64Ap1dkwMw==}
cpu: [arm]
os: [linux]
libc: [musl]
'@rollup/rollup-linux-arm64-gnu@4.52.0':
resolution: {integrity: sha512-uj672IVOU9m08DBGvoPKPi/J8jlVgjh12C9GmjjBxCTQc3XtVmRkRKyeHSmIKQpvJ7fIm1EJieBUcnGSzDVFyw==}
cpu: [arm64]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-arm64-musl@4.52.0':
resolution: {integrity: sha512-/+IVbeDMDCtB/HP/wiWsSzduD10SEGzIZX2945KSgZRNi4TSkjHqRJtNTVtVb8IRwhJ65ssI56krlLik+zFWkw==}
cpu: [arm64]
os: [linux]
libc: [musl]
'@rollup/rollup-linux-loong64-gnu@4.52.0':
resolution: {integrity: sha512-U1vVzvSWtSMWKKrGoROPBXMh3Vwn93TA9V35PldokHGqiUbF6erSzox/5qrSMKp6SzakvyjcPiVF8yB1xKr9Pg==}
cpu: [loong64]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-ppc64-gnu@4.52.0':
resolution: {integrity: sha512-X/4WfuBAdQRH8cK3DYl8zC00XEE6aM472W+QCycpQJeLWVnHfkv7RyBFVaTqNUMsTgIX8ihMjCvFF9OUgeABzw==}
cpu: [ppc64]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-riscv64-gnu@4.52.0':
resolution: {integrity: sha512-xIRYc58HfWDBZoLmWfWXg2Sq8VCa2iJ32B7mqfWnkx5mekekl0tMe7FHpY8I72RXEcUkaWawRvl3qA55og+cwQ==}
cpu: [riscv64]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-riscv64-musl@4.52.0':
resolution: {integrity: sha512-mbsoUey05WJIOz8U1WzNdf+6UMYGwE3fZZnQqsM22FZ3wh1N887HT6jAOjXs6CNEK3Ntu2OBsyQDXfIjouI4dw==}
cpu: [riscv64]
os: [linux]
libc: [musl]
'@rollup/rollup-linux-s390x-gnu@4.52.0':
resolution: {integrity: sha512-qP6aP970bucEi5KKKR4AuPFd8aTx9EF6BvutvYxmZuWLJHmnq4LvBfp0U+yFDMGwJ+AIJEH5sIP+SNypauMWzg==}
cpu: [s390x]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-x64-gnu@4.52.0':
resolution: {integrity: sha512-nmSVN+F2i1yKZ7rJNKO3G7ZzmxJgoQBQZ/6c4MuS553Grmr7WqR7LLDcYG53Z2m9409z3JLt4sCOhLdbKQ3HmA==}
cpu: [x64]
os: [linux]
libc: [glibc]
'@rollup/rollup-linux-x64-musl@4.52.0':
resolution: {integrity: sha512-2d0qRo33G6TfQVjaMR71P+yJVGODrt5V6+T0BDYH4EMfGgdC/2HWDVjSSFw888GSzAZUwuska3+zxNUCDco6rQ==}
cpu: [x64]
os: [linux]
libc: [musl]
'@rollup/rollup-openharmony-arm64@4.52.0':
resolution: {integrity: sha512-A1JalX4MOaFAAyGgpO7XP5khquv/7xKzLIyLmhNrbiCxWpMlnsTYr8dnsWM7sEeotNmxvSOEL7F65j0HXFcFsw==}
@@ -1623,24 +1640,28 @@ packages:
engines: {node: '>= 10'}
cpu: [arm64]
os: [linux]
libc: [glibc]
'@tailwindcss/oxide-linux-arm64-musl@4.1.13':
resolution: {integrity: sha512-hZQrmtLdhyqzXHB7mkXfq0IYbxegaqTmfa1p9MBj72WPoDD3oNOh1Lnxf6xZLY9C3OV6qiCYkO1i/LrzEdW2mg==}
engines: {node: '>= 10'}
cpu: [arm64]
os: [linux]
libc: [musl]
'@tailwindcss/oxide-linux-x64-gnu@4.1.13':
resolution: {integrity: sha512-uaZTYWxSXyMWDJZNY1Ul7XkJTCBRFZ5Fo6wtjrgBKzZLoJNrG+WderJwAjPzuNZOnmdrVg260DKwXCFtJ/hWRQ==}
engines: {node: '>= 10'}
cpu: [x64]
os: [linux]
libc: [glibc]
'@tailwindcss/oxide-linux-x64-musl@4.1.13':
resolution: {integrity: sha512-oXiPj5mi4Hdn50v5RdnuuIms0PVPI/EG4fxAfFiIKQh5TgQgX7oSuDWntHW7WNIi/yVLAiS+CRGW4RkoGSSgVQ==}
engines: {node: '>= 10'}
cpu: [x64]
os: [linux]
libc: [musl]
'@tailwindcss/oxide-wasm32-wasi@4.1.13':
resolution: {integrity: sha512-+LC2nNtPovtrDwBc/nqnIKYh/W2+R69FA0hgoeOn64BdCX522u19ryLh3Vf3F8W49XBcMIxSe665kwy21FkhvA==}
@@ -3854,24 +3875,28 @@ packages:
engines: {node: '>= 12.0.0'}
cpu: [arm64]
os: [linux]
libc: [glibc]
lightningcss-linux-arm64-musl@1.30.1:
resolution: {integrity: sha512-jmUQVx4331m6LIX+0wUhBbmMX7TCfjF5FoOH6SD1CttzuYlGNVpA7QnrmLxrsub43ClTINfGSYyHe2HWeLl5CQ==}
engines: {node: '>= 12.0.0'}
cpu: [arm64]
os: [linux]
libc: [musl]
lightningcss-linux-x64-gnu@1.30.1:
resolution: {integrity: sha512-piWx3z4wN8J8z3+O5kO74+yr6ze/dKmPnI7vLqfSqI8bccaTGY5xiSGVIJBDd5K5BHlvVLpUB3S2YCfelyJ1bw==}
engines: {node: '>= 12.0.0'}
cpu: [x64]
os: [linux]
libc: [glibc]
lightningcss-linux-x64-musl@1.30.1:
resolution: {integrity: sha512-rRomAK7eIkL+tHY0YPxbc5Dra2gXlI63HL+v1Pdi1a3sC+tJTcFrHX+E86sulgAXeI7rSzDYhPSeHHjqFhqfeQ==}
engines: {node: '>= 12.0.0'}
cpu: [x64]
os: [linux]
libc: [musl]
lightningcss-win32-arm64-msvc@1.30.1:
resolution: {integrity: sha512-mSL4rqPi4iXq5YVqzSsJgMVFENoa4nGTT/GjO2c0Yl9OuQfPsIfncvLrEW6RbbB24WtZ3xP/2CCmI3tNkNV4oA==}

27
src/types/storeType.ts
View File

@@ -1,18 +1,19 @@
export interface IPersonConfig {
id: number;
uid: string;
name: string;
department: string;
identity: string;
avatar: string;
isWin: boolean;
x: number;
id: number
uid: string
uuid: string
name: string
department: string
identity: string
avatar: string
isWin: boolean
x: number
y: number
createTime: string;
updateTime: string;
prizeName: string[];
prizeId: string[];
prizeTime: string[];
createTime: string
updateTime: string
prizeName: string[]
prizeId: string[]
prizeTime: string[]
}
export interface Separate {
id: string

3
src/utils/index.ts
View File

@@ -1,5 +1,5 @@
import dayjs from 'dayjs'
import { v4 as uuidv4 } from 'uuid'
/**
* @description: 处理表格数据，添加x,y,id等信息
* @param tableData 表格数据
@@ -32,6 +32,7 @@ export function addOtherInfo(personList: any[]) {
personList[i].prizeTime = [] as string[]
personList[i].prizeId = []
personList[i].isWin = false
personList[i].uuid = uuidv4()
}
return personList

8
src/views/Home/components/HeaderTitle/index.vue
View File

@@ -10,6 +10,7 @@ interface Props {
topTitle: string
tableData: any[]
setDefaultPersonList: () => void
isInitialDone: boolean
}
const props = defineProps<Props>()
@@ -26,7 +27,7 @@ const { t } = useI18n()
>
{{ topTitle }}
</h2>
<div class="flex gap-3">
<div v-if="isInitialDone" class="flex gap-3">
<button
v-if="tableData.length <= 0" class="cursor-pointer btn btn-outline btn-secondary btn-lg"
@click="router.push('config')"
@@ -40,6 +41,11 @@ const { t } = useI18n()
{{ t('button.useDefault') }}
</button>
</div>
<!-- 加载中 -->
<div v-else class="flex gap-3 items-center">
<span class="loading loading-spinner loading-xl" />
<span>加载中</span>
</div>
</div>
</template>

3
src/views/Home/index.vue
View File

@@ -9,7 +9,7 @@ import { useViewModel } from './useViewModel'
import 'vue-toast-notification/dist/theme-sugar.css'
const viewModel = useViewModel()
const { setDefaultPersonList, tableData, currentStatus, enterLottery, stopLottery, containerRef, startLottery, continueLottery, quitLottery } = viewModel
const { setDefaultPersonList, tableData, currentStatus, enterLottery, stopLottery, containerRef, startLottery, continueLottery, quitLottery, isInitialDone } = viewModel
const globalConfig = useStore().globalConfig
const { getTopTitle: topTitle, getTextColor: textColor, getTextSize: textSize, getBackground: homeBackground } = storeToRefs(globalConfig)
@@ -22,6 +22,7 @@ const { getTopTitle: topTitle, getTextColor: textColor, getTextSize: textSize, g
:text-color="textColor"
:top-title="topTitle"
:set-default-person-list="setDefaultPersonList"
:is-initial-done="isInitialDone"
/>
<div id="container" ref="containerRef" class="3dContainer">
<OptionButton

57
src/views/Home/useViewModel.ts
View File

@@ -14,7 +14,7 @@ import useStore from '@/store'
import { selectCard } from '@/utils'
import { rgba } from '@/utils/color'
import { LotteryStatus } from './type'
import { confettiFire, createSphereVertices, createTableVertices, initTableData } from './util'
import { confettiFire, createSphereVertices, createTableVertices, getRandomElements, initTableData } from './utils'
export function useViewModel() {
const toast = useToast()
@@ -51,8 +51,9 @@ export function useViewModel() {
const luckyCount = ref(10)
const personPool = ref<IPersonConfig[]>([])
const intervalTimer = ref<any>(null)
const isInitialDone = ref<boolean>(false)
function init() {
function initThreeJs() {
const felidView = 40
const width = window.innerWidth
const height = window.innerHeight
@@ -358,14 +359,22 @@ export function useViewModel() {
}
}
luckyCount.value = leftover < luckyCount.value ? leftover : luckyCount.value
for (let i = 0; i < luckyCount.value; i++) {
if (personPool.value.length > 0) {
// 解决随机元素概率过于不均等问题
const randomIndex = Math.floor(Math.random() * (personPool.value.length - 1))
luckyTargets.value.push(personPool.value[randomIndex])
personPool.value.splice(randomIndex, 1)
}
// 重构抽奖函数
luckyTargets.value = getRandomElements(personPool.value, luckyCount.value)
luckyTargets.value.forEach((item) => {
const index = personPool.value.findIndex(person => person.id === item.id)
if (index > -1) {
personPool.value.splice(index, 1)
}
})
// for (let i = 0; i < luckyCount.value; i++) {
// if (personPool.value.length > 0) {
// // 解决随机元素概率过于不均等问题
// const randomIndex = Math.floor(Math.random() * (personPool.value.length - 1))
// luckyTargets.value.push(personPool.value[randomIndex])
// personPool.value.splice(randomIndex, 1)
// }
// }
toast.open({
// message: `现在抽取${currentPrize.value.name} ${leftover}人`,
@@ -575,13 +584,33 @@ export function useViewModel() {
// 刷新页面
window.location.reload()
}
onMounted(() => {
const init = () => {
const startTime = Date.now()
const maxWaitTime = 2000 // 2秒
const checkAndInit = () => {
// 如果人员列表有数据或者等待时间超过2秒，则执行初始化
if (allPersonList.value.length > 0 || (Date.now() - startTime) >= maxWaitTime) {
console.log('初始化完成')
tableData.value = initTableData({ allPersonList: allPersonList.value, rowCount: rowCount.value })
init()
initThreeJs()
animation()
containerRef.value!.style.color = `${textColor}`
randomBallData()
window.addEventListener('keydown', listenKeyboard)
isInitialDone.value = true
}
else {
console.log('等待人员列表数据...')
// 继续等待
setTimeout(checkAndInit, 100) // 每100毫秒检查一次
}
}
checkAndInit()
}
onMounted(() => {
init()
})
onUnmounted(() => {
nextTick(() => {
@@ -591,6 +620,11 @@ export function useViewModel() {
intervalTimer.value = null
window.removeEventListener('keydown', listenKeyboard)
})
// watch(() => allPersonList.value, (newVal) => {
// if (newVal.length) {
// init()
// }
// })
return {
setDefaultPersonList,
@@ -602,5 +636,6 @@ export function useViewModel() {
enterLottery,
tableData,
currentStatus,
isInitialDone,
}
}

2
src/views/Home/utils/index.ts Normal file
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@@ -0,0 +1,2 @@
export * from './random'
export * from './table'

53
src/views/Home/utils/random.ts Normal file
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@@ -0,0 +1,53 @@
/**
* 浏览器端加密安全洗牌（无需指定抽取数量）
* @param array 要洗牌的数组
* @returns 洗牌后的新数组
*/
function shuffleBrowserCrypto<T>(array: T[]): T[] {
const newArray = [...array]
if (newArray.length <= 1)
return newArray
// 遍历数组，每轮生成一个随机索引
for (let i = newArray.length - 1; i > 0; i--) {
// 步骤1：生成一个 32 位无符号加密随机数（仅需1个）
const randomBuffer = new Uint32Array(1) // 长度1表示只生成1个随机数
crypto.getRandomValues(randomBuffer)
// 步骤2：将随机数映射到 [0, i] 范围（核心：动态适配当前i的范围）
const randomIndex = randomBuffer[0] % (i + 1);
// 步骤3：交换元素
[newArray[i], newArray[randomIndex]] = [newArray[randomIndex], newArray[i]]
}
return newArray
}
/**
* @description 从源数组中随机获取指定数量的元素
* @param {Array} sourceArray 源数组
* @param {number} count 要获取的元素数量
* @returns {Array} 随机获取的元素
*/
export function getRandomElements<T>(sourceArray: T[], count: number): T[] {
if (count <= 0)
return []
if (count >= sourceArray.length) {
return shuffleBrowserCrypto([...sourceArray])
} // 抽全部=洗牌
const newArray = [...sourceArray]
const result: T[] = []
// 抽取 count 个元素，每轮选一个随机索引加入结果，然后从原数组移除
for (let i = 0; i < count; i++) {
const randomBuffer = new Uint32Array(1)
crypto.getRandomValues(randomBuffer)
const randomIndex = randomBuffer[0] % newArray.length
result.push(newArray[randomIndex])
}
return result
}

131
src/views/Home/utils/table.ts Normal file
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import type { IPersonConfig } from '@/types/storeType'
import confetti from 'canvas-confetti'
import { Object3D, Vector3 } from 'three'
import { filterData } from '@/utils'
/**
* @description 初始化表格数据
* @param0 allPersonList 所有人的列表
* @param1 rowCount 行数，默认是7行
* @returns 表格数据
*/
export function initTableData({ allPersonList, rowCount }: { allPersonList: IPersonConfig[], rowCount: number }): IPersonConfig[] {
let tableData: IPersonConfig[] = []
if (allPersonList.length <= 0) {
return []
}
const totalCount = rowCount * 7
const allPersonLength = allPersonList.length
if (allPersonLength < totalCount) {
tableData = Array.from({ length: totalCount }, () => JSON.parse(JSON.stringify(allPersonList))).flat()
}
else {
tableData = allPersonList.slice(0, totalCount)
}
tableData = filterData(tableData.slice(0, totalCount), rowCount)
return tableData
}
/**
* @description 横铺图形：处理数据，把每个卡片在界面的位置写入
* @param0 tableData 表格数据
* @param1 rowCount 每行有多少个元素
* @param2 cardSize 卡片的大小
* @returns Object3D[]
*/
export function createTableVertices({ tableData, rowCount, cardSize }: { tableData: IPersonConfig[], rowCount: number, cardSize: { width: number, height: number } }): Object3D[] {
const tableLen = tableData.length
const objects: Object3D[] = []
for (let i = 0; i < tableLen; i++) {
const object = new Object3D()
object.position.x = tableData[i].x * (cardSize.width + 40) - rowCount * 90
object.position.y = -tableData[i].y * (cardSize.height + 20) + 1000
object.position.z = 0
objects.push(object)
// targets.table.push(object)
}
return objects
}
/**
* @description 创建球体
* @param0 objectsLength 物体的个数
* @returns Object3D[]
*/
export function createSphereVertices({ objectsLength }: { objectsLength: number }): Object3D[] {
let i = 0
const resObjects: Object3D[] = []
// const objLength = objects.value.length
const vector = new Vector3()
for (; i < objectsLength; ++i) {
const phi = Math.acos(-1 + (2 * i) / objectsLength)
const theta = Math.sqrt(objectsLength * Math.PI) * phi
const object = new Object3D()
object.position.x = 800 * Math.cos(theta) * Math.sin(phi)
object.position.y = 800 * Math.sin(theta) * Math.sin(phi)
object.position.z = -800 * Math.cos(phi)
// rotation object
vector.copy(object.position).multiplyScalar(2)
object.lookAt(vector)
resObjects.push(object)
}
return resObjects
}
export function confettiFire() {
const duration = 3 * 1000
const end = Date.now() + duration;
(function frame() {
// launch a few confetti from the left edge
confetti({
particleCount: 2,
angle: 60,
spread: 55,
origin: { x: 0 },
})
// and launch a few from the right edge
confetti({
particleCount: 2,
angle: 120,
spread: 55,
origin: { x: 1 },
})
// keep going until we are out of time
if (Date.now() < end) {
requestAnimationFrame(frame)
}
}())
centerFire(0.25, {
spread: 26,
startVelocity: 55,
})
centerFire(0.2, {
spread: 60,
})
centerFire(0.35, {
spread: 100,
decay: 0.91,
scalar: 0.8,
})
centerFire(0.1, {
spread: 120,
startVelocity: 25,
decay: 0.92,
scalar: 1.2,
})
centerFire(0.1, {
spread: 120,
startVelocity: 45,
})
}
function centerFire(particleRatio: number, opts: any) {
const count = 200
confetti({
origin: { y: 0.7 },
...opts,
particleCount: Math.floor(count * particleRatio),
})
}