Files
OpenIsle/frontend_nuxt/components/PostPoll.vue
2025-09-01 01:06:51 +08:00

441 lines
11 KiB
Vue

<template>
<div class="post-poll-container" v-if="poll">
<div class="poll-top-container">
<div class="poll-options-container">
<div v-if="showPollResult || pollEnded || hasVoted">
<div v-for="(opt, idx) in poll.options" :key="idx" class="poll-option-result">
<div class="poll-option-info-container">
<div class="poll-option-text">{{ opt }}</div>
<div class="poll-option-progress-info">
{{ pollPercentages[idx] }}% ({{ pollVotes[idx] || 0 }}人已投票)
</div>
</div>
<div class="poll-option-progress">
<div
class="poll-option-progress-bar"
:style="{ width: pollPercentages[idx] + '%' }"
></div>
</div>
<div class="poll-participants">
<BaseImage
v-for="p in pollOptionParticipants[idx] || []"
:key="p.id"
class="poll-participant-avatar"
:src="p.avatar"
alt="avatar"
@click="gotoUser(p.id)"
/>
</div>
</div>
</div>
<div v-else>
<template v-if="poll.multiple">
<div
v-for="(opt, idx) in poll.options"
:key="idx"
class="poll-option"
@click="toggleOption(idx)"
>
<input
type="checkbox"
:checked="selectedOptions.includes(idx)"
class="poll-option-input"
/>
<span class="poll-option-text">{{ opt }}</span>
</div>
<div class="multi-selection-container">
<div class="multi-selection-title">
<i class="fas fa-info-circle info-icon"></i>
该投票为多选
</div>
<div class="join-poll-button" @click="submitMultiPoll">
<i class="fas fa-plus"></i> 加入投票
</div>
</div>
</template>
<template v-else>
<div
v-for="(opt, idx) in poll.options"
:key="idx"
class="poll-option"
@click="selectOption(idx)"
>
<input
type="radio"
:checked="selectedOption === idx"
name="poll-option"
class="poll-option-input"
/>
<span class="poll-option-text">{{ opt }}</span>
</div>
<div class="single-selection-container">
<div class="single-selection-title">
<i class="fas fa-info-circle info-icon"></i>
该投票为单选
</div>
<div class="join-poll-button" @click="submitSinglePoll">
<i class="fas fa-plus"></i> 加入投票
</div>
</div>
</template>
</div>
</div>
<div class="poll-info">
<div class="total-votes">{{ pollParticipants.length }}</div>
<div class="total-votes-title">投票人</div>
</div>
</div>
<div class="poll-bottom-container">
<div
v-if="showPollResult && !pollEnded && !hasVoted"
class="poll-option-button"
@click="showPollResult = false"
>
<i class="fas fa-chevron-left"></i> 投票
</div>
<div
v-else-if="!pollEnded && !hasVoted"
class="poll-option-button"
@click="showPollResult = true"
>
<i class="fas fa-chart-bar"></i> 结果
</div>
<div class="poll-left-time">
<div class="poll-left-time-title">离结束还有</div>
<div class="poll-left-time-value">{{ countdown }}</div>
</div>
</div>
</div>
</template>
<script setup>
import { ref, computed, watch, onMounted, onBeforeUnmount } from 'vue'
import { getToken, authState } from '~/utils/auth'
import { toast } from '~/main'
import { useRuntimeConfig } from '#imports'
const props = defineProps({
poll: { type: Object, required: true },
postId: { type: [String, Number], required: true },
})
const emit = defineEmits(['refresh'])
const loggedIn = computed(() => authState.loggedIn)
const showPollResult = ref(false)
const pollParticipants = computed(() => props.poll?.participants || [])
const pollOptionParticipants = computed(() => props.poll?.optionParticipants || {})
const pollVotes = computed(() => props.poll?.votes || {})
const totalPollVotes = computed(() => Object.values(pollVotes.value).reduce((a, b) => a + b, 0))
const pollPercentages = computed(() =>
props.poll
? props.poll.options.map((_, idx) => {
const c = pollVotes.value[idx] || 0
return totalPollVotes.value ? ((c / totalPollVotes.value) * 100).toFixed(1) : 0
})
: [],
)
const pollEnded = computed(() => {
if (!props.poll || !props.poll.endTime) return false
return new Date(props.poll.endTime).getTime() <= Date.now()
})
const hasVoted = computed(() => {
if (!loggedIn.value) return false
return pollParticipants.value.some((p) => p.id === Number(authState.userId))
})
watch([hasVoted, pollEnded], ([voted, ended]) => {
if (voted || ended) showPollResult.value = true
})
const countdown = ref('00:00:00')
let timer = null
const updateCountdown = () => {
if (!props.poll || !props.poll.endTime) {
countdown.value = '00:00:00'
return
}
const diff = new Date(props.poll.endTime).getTime() - Date.now()
if (diff <= 0) {
countdown.value = '00:00:00'
if (timer) {
clearInterval(timer)
timer = null
}
return
}
const h = String(Math.floor(diff / 3600000)).padStart(2, '0')
const m = String(Math.floor((diff % 3600000) / 60000)).padStart(2, '0')
const s = String(Math.floor((diff % 60000) / 1000)).padStart(2, '0')
countdown.value = `${h}:${m}:${s}`
}
const startCountdown = () => {
updateCountdown()
if (timer) clearInterval(timer)
timer = setInterval(updateCountdown, 1000)
}
watch(
() => props.poll?.endTime,
() => {
if (props.poll && props.poll.endTime) startCountdown()
},
)
onMounted(() => {
if (props.poll && props.poll.endTime) startCountdown()
})
onBeforeUnmount(() => {
if (timer) clearInterval(timer)
})
const gotoUser = (id) => navigateTo(`/users/${id}`, { replace: true })
const config = useRuntimeConfig()
const API_BASE_URL = config.public.apiBaseUrl
const voteOption = async (idx) => {
const token = getToken()
if (!token) {
toast.error('请先登录')
return
}
const res = await fetch(`${API_BASE_URL}/api/posts/${props.postId}/poll/vote?option=${idx}`, {
method: 'POST',
headers: { Authorization: `Bearer ${token}` },
})
const data = await res.json().catch(() => ({}))
if (res.ok) {
toast.success('投票成功')
emit('refresh')
showPollResult.value = true
} else {
toast.error(data.error || '操作失败')
}
}
const selectedOption = ref(null)
const selectOption = (idx) => {
selectedOption.value = idx
}
const submitSinglePoll = async () => {
if (selectedOption.value === null) {
toast.error('请选择一个选项')
return
}
await voteOption(selectedOption.value)
}
const selectedOptions = ref([])
const toggleOption = (idx) => {
const i = selectedOptions.value.indexOf(idx)
if (i >= 0) {
selectedOptions.value.splice(i, 1)
} else {
selectedOptions.value.push(idx)
}
}
const submitMultiPoll = async () => {
const token = getToken()
if (!token) {
toast.error('请先登录')
return
}
if (!selectedOptions.value.length) {
toast.error('请选择至少一个选项')
return
}
const params = selectedOptions.value.map((o) => `option=${o}`).join('&')
const res = await fetch(`${API_BASE_URL}/api/posts/${props.postId}/poll/vote?${params}`, {
method: 'POST',
headers: { Authorization: `Bearer ${token}` },
})
const data = await res.json().catch(() => ({}))
if (res.ok) {
toast.success('投票成功')
emit('refresh')
showPollResult.value = true
} else {
toast.error(data.error || '操作失败')
}
}
</script>
<style scoped>
.post-poll-container {
margin-top: 20px;
display: flex;
flex-direction: column;
gap: 10px;
background-color: var(--lottery-background-color);
border-radius: 10px;
padding: 10px;
}
.poll-option-button {
color: var(--text-color);
padding: 5px 10px;
border-radius: 8px;
background-color: var(--poll-option-button-background-color);
cursor: pointer;
width: fit-content;
}
.poll-top-container {
display: flex;
flex-direction: row;
align-items: center;
border-bottom: 1px solid var(--normal-border-color);
}
.poll-options-container {
display: flex;
flex-direction: column;
overflow-y: auto;
flex: 4;
border-right: 1px solid var(--normal-border-color);
}
.poll-info {
flex: 1;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
min-height: 100px;
}
.total-votes {
font-size: 40px;
font-weight: bold;
opacity: 0.8;
}
.total-votes-title {
font-size: 18px;
opacity: 0.5;
}
.poll-option {
margin-bottom: 10px;
margin-right: 10px;
cursor: pointer;
display: flex;
align-items: center;
}
.poll-option-result {
margin-bottom: 10px;
margin-right: 10px;
gap: 5px;
display: flex;
flex-direction: column;
}
.poll-option-input {
margin-right: 10px;
width: 18px;
height: 18px;
accent-color: var(--primary-color);
border-radius: 50%;
border: 2px solid var(--primary-color);
}
.poll-option-text {
font-size: 18px;
}
.poll-bottom-container {
display: flex;
flex-direction: row;
align-items: center;
justify-content: space-between;
}
.poll-left-time {
display: flex;
flex-direction: row;
align-items: center;
justify-content: center;
gap: 5px;
}
.poll-left-time-title {
font-size: 13px;
opacity: 0.7;
}
.poll-left-time-value {
font-size: 13px;
font-weight: bold;
color: var(--primary-color);
}
.poll-option-progress {
position: relative;
background-color: rgb(187, 187, 187);
height: 20px;
border-radius: 5px;
overflow: hidden;
}
.poll-option-progress-bar {
background-color: var(--primary-color);
height: 100%;
}
.poll-option-info-container {
display: flex;
flex-direction: row;
justify-content: space-between;
}
.poll-option-progress-info {
font-size: 12px;
line-height: 20px;
color: var(--text-color);
}
.multi-selection-container,
.single-selection-container {
padding: 20px 15px 20px 5px;
display: flex;
flex-direction: row;
justify-content: space-between;
}
.multi-selection-title,
.single-selection-title {
font-size: 13px;
color: var(--text-color);
}
.info-icon {
margin-right: 5px;
}
.join-poll-button {
padding: 5px 10px;
background-color: var(--primary-color);
color: white;
border-radius: 8px;
cursor: pointer;
}
.join-poll-button:hover {
background-color: var(--primary-color-hover);
}
.poll-participants {
display: flex;
flex-wrap: wrap;
gap: 5px;
}
.poll-participant-avatar {
width: 30px;
height: 30px;
border-radius: 50%;
cursor: pointer;
}
</style>