<template>
	<view class="lotterypage">
		<span class="lotterypagebg"
			:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.background)})` }"></span>
		
		<div class="lotterypageturntable">
			<span class="lotterypageturntablebg"
				:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.turnTableBg)})` }"></span>
			<span class="lotterypageturntablelogo"
				:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.turnTableLogo)})` }"></span>

			<div class="lotterypageturntableawards" :style="turntableRotationStyle">
				<div class="lotterypageturntableawards6" v-if="turntablePrizes.length > 5">
					<span class="lotterypageturntableawards6selbg" v-if="isPrizeSelected(5) || isPrizeHighlighted(5)"
						:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.lotterypageturntableawardsSelBg)})` }"></span>
					<image class="lotterypageturntableawards6img"
						:src="`${$baseUrl}${turntablePrizes[5].prizeImageUrl}`"
						mode="aspectFit"
						@error="console.log('奖品6图片加载失败')"></image>
					<span class="lotterypageturntableawards6name">{{ turntablePrizes[5].prizeName }}</span>
				</div>
				<div class="lotterypageturntableawards5" v-if="turntablePrizes.length > 4">
					<span class="lotterypageturntableawards5selbg" v-if="isPrizeSelected(4) || isPrizeHighlighted(4)"
						:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.lotterypageturntableawardsSelBg)})` }"></span>
					<image class="lotterypageturntableawards5img"
						:src="`${$baseUrl}${turntablePrizes[4].prizeImageUrl}`"
						mode="aspectFit"
						@error="console.log('奖品5图片加载失败')"></image>
					<span class="lotterypageturntableawards5name">{{ turntablePrizes[4].prizeName }}</span>
				</div>
				<div class="lotterypageturntableawards4" v-if="turntablePrizes.length > 3">
					<span class="lotterypageturntableawards4selbg" v-if="isPrizeSelected(3) || isPrizeHighlighted(3)"
						:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.lotterypageturntableawardsSelBg)})` }"></span>
					<image class="lotterypageturntableawards4img"
						:src="`${$baseUrl}${turntablePrizes[3].prizeImageUrl}`"
						mode="aspectFit"
						@error="console.log('奖品4图片加载失败')"></image>
					<span class="lotterypageturntableawards4name">{{ turntablePrizes[3].prizeName }}</span>
				</div>
				<div class="lotterypageturntableawards3" v-if="turntablePrizes.length > 2">
					<span class="lotterypageturntableawards3selbg" v-if="isPrizeSelected(2) || isPrizeHighlighted(2)"
						:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.lotterypageturntableawardsSelBg)})` }"></span>
					<image class="lotterypageturntableawards3img"
						:src="`${$baseUrl}${turntablePrizes[2].prizeImageUrl}`"
						mode="aspectFit"
						@error="console.log('奖品3图片加载失败')"></image>
					<span class="lotterypageturntableawards3name">{{ turntablePrizes[2].prizeName }}</span>
				</div>
				<div class="lotterypageturntableawards2" v-if="turntablePrizes.length > 1">
					<span class="lotterypageturntableawards2selbg" v-if="isPrizeSelected(1) || isPrizeHighlighted(1)"
						:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.lotterypageturntableawardsSelBg)})` }"></span>
					<image class="lotterypageturntableawards2img"
						:src="`${$baseUrl}${turntablePrizes[1].prizeImageUrl}`"
						mode="aspectFit"
						@error="console.log('奖品2图片加载失败')"></image>
					<span class="lotterypageturntableawards2name">{{ turntablePrizes[1].prizeName }}</span>
				</div>
				<div class="lotterypageturntableawards1" v-if="turntablePrizes.length > 0">
					<span class="lotterypageturntableawards1selbg" v-if="isPrizeSelected(0) || isPrizeHighlighted(0)"
						:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.lotterypageturntableawardsSelBg)})` }"></span>
					<image class="lotterypageturntableawards1img"
						:src="`${$baseUrl}${turntablePrizes[0].prizeImageUrl}`"
						mode="aspectFit"
						@error="console.log('奖品1图片加载失败')"></image>
					<span class="lotterypageturntableawards1name">{{ turntablePrizes[0].prizeName }}</span>
				</div>
			</div>
		</div>
		
		<span class="lotterypagetitle"
			:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.title)})` }"></span>
		<span class="lotterypagerulebtn"
			:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.ruleBtn)})` }"
			@click="handleRuleClick"></span>
		<span class="lotterypageawardbtn"
			:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.awardBtn)})` }"
			@click="handleAwardClick"></span>

		<div class="lotterypagenoticecon">
			<span class="lotterypagenoticeconbg"
				:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.noticeConBg)})` }"></span>
			<div class="lotterypagenoticecontext-wrapper">
				<div class="lotterypagenoticecontext-container" :class="{ 'no-transition': isResetting }"
					:style="{ transform: `translateY(-${currentNoticeIndex * 40}rpx)` }">
					<span class="lotterypagenoticecontext" v-for="(notice, index) in displayNotices"
						:key="`${notice.userNickname}-${index}`"
						:style="{ top: `${index * 40}rpx` }">{{ formatNotice(notice.userNickname, notice.prizeName)
						}}</span>
				</div>
			</div>
			<span class="lotterypagenoticeconsoundicon"
				:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.noticeConSoundIcon)})` }"></span>
		</div>
		
		<span class="lotterypagedrawbtn"
			:style="{ backgroundImage: `url(${$baseUrl}${getImageUrl(config.images.drawBtn)})` }"
			@click="handleDrawClick" :class="{ 'disabled-draw-btn': !canDraw }"></span>
		<span class="lotterypagelefttimes">剩余次数：{{ remainingTimes }}</span>

		<!-- 规则弹窗 -->
		<RuleModal :visible="showRuleModal" :rules="activityRules" :config="ruleModalConfig" @close="handleRuleModalClose" />

		<!-- 抽奖成功弹窗 -->
		<DrawSucModal :visible="showDrawSucModal" :award-name="currentAwardName" :award-image-url="currentAwardImageUrl" @close="handleDrawSucModalClose"
			@happy-get="handleHappyGet" />

		<!-- 抽奖失败弹窗 -->
		<DrawFailModal :visible="showDrawFailModal" @close="handleDrawFailModalClose" @i-know="handleIKnow" />
	</view>
</template>

<script setup>
import { ref, onMounted, computed, getCurrentInstance, onUnmounted } from 'vue'
import { lotteryConfig, getImageUrl } from './config.js'
import RuleModal from './components/ruleModal/ruleModal.vue'
import DrawSucModal from './components/drawSucModal/drawSucModal.vue'
import DrawFailModal from './components/drawFailModal/drawFailModal.vue'
import { getAct915LotteryDraw, getAct915LotteryInfo, fetchAct915LotteryJSON } from '../../api/activity0915/index.js'

// 组件名称
defineOptions({
	name: 'LotteryPage'
})

// 响应式数据
const currentState = ref('normal') // 页面状态
const remainingTimes = ref(0) // 剩余抽奖次数
const currentNotice = ref('') // 当前公告
const turntablePrizes = ref([]) // 转盘奖品列表
const winningCarousel = ref([]) // 中奖轮播列表
const userWinningPrizes = ref([]) // 用户中奖记录
const currentNoticeIndex = ref(0) // 当前公告索引
const ruleModalConfig = ref({}) // 规则弹窗配置
const carouselTimer = ref(null) // 轮播定时器
const activityRules = ref('') // 活动规则内容
const isDrawing = ref(false) // 是否正在抽奖
const selectedPrizeIndex = ref(-1) // 当前选中的奖品索引
const currentHighlightIndex = ref(-1) // 当前高亮的奖品索引（用于轮流亮起效果）
const isResetting = ref(false) // 是否正在重置轮播位置

// 弹窗状态
const showRuleModal = ref(false) // 规则弹窗
const showDrawSucModal = ref(false) // 抽奖成功弹窗
const showDrawFailModal = ref(false) // 抽奖失败弹窗
const currentAwardName = ref('') // 当前中奖奖品名称
const currentAwardImageUrl = ref('') // 当前中奖奖品图片URL

// 配置对象
const config = lotteryConfig

// 获取$baseUrl
const instance = getCurrentInstance()
const $baseUrl = instance.proxy.$baseUrl

// 计算属性 - 是否可以抽奖
const canDraw = computed(() => {
	return remainingTimes.value > 0 && currentState.value === 'normal' && !isDrawing.value
})

// 转盘不需要旋转，保持静态
const turntableRotationStyle = computed(() => {
	return {
		transform: 'rotate(0deg)',
		transition: 'none'
	}
})

// 检查奖品是否被选中（用于最终结果）
const isPrizeSelected = (index) => {
	return selectedPrizeIndex.value === index
}

// 检查奖品是否正在高亮（用于轮流亮起效果）
const isPrizeHighlighted = (index) => {
	return currentHighlightIndex.value === index
}

// 获取最近的20条公告
const recentNotices = computed(() => {
	let notices = [];
	
	if (winningCarousel.value.length > 0) {
		notices = winningCarousel.value.slice(0, 20);
	} else {
		// 提供默认数据确保轮播能正常工作
		notices = [
			{ userNickname: '用户1', prizeName: '奖品A' },
			{ userNickname: '用户2', prizeName: '奖品B' },
			{ userNickname: '用户3', prizeName: '奖品C' }
		];
	}
	
	// 如果只有1条数据，复制成3条以确保轮播效果
	if (notices.length === 1) {
		const singleNotice = notices[0];
		notices = [singleNotice, singleNotice, singleNotice];
		console.log('轮播数据只有1条，已复制成3条:', notices);
	}
	
	return notices;
});

// 用于轮播显示的公告列表（重复数据以实现无缝循环）
const displayNotices = computed(() => {
	const notices = recentNotices.value;
	if (notices.length === 0) return [];

	// 重复数据以实现无缝循环
	return [...notices, ...notices];
});

// 格式化公告内容，限制为20个字符
const formatNotice = (nickname, prize) => {
	const fullText = `${nickname} 获得了 ${prize}`;
	return fullText.length > 20 ? fullText.substring(0, 20) + '…' : fullText;
};

// 规则按钮点击处理
const handleRuleClick = () => {
	console.log('点击规则按钮')
	showRuleModal.value = true
}

// 规则弹窗关闭处理
const handleRuleModalClose = () => {
	showRuleModal.value = false
}

// 奖品按钮点击处理
const handleAwardClick = () => {
	console.log('点击奖品按钮')

	// 根据环境获取对应的appId
	const getAppId = () => {
		// 可以根据实际环境判断
		// uat2: wxabebc35e71e66795
		// test2: wx18428fc8a569a3c7  
		// 生产: wx4205ec55b793245e

		// 这里可以根据实际需求调整环境判断逻辑
		// 例如：根据域名、配置等判断当前环境
		const currentEnv = 'prod' // 可以动态获取

		const appIdMap = {
			'uat2': 'wxabebc35e71e66795',
			'test2': 'wx18428fc8a569a3c7',
			'prod': 'wx4205ec55b793245e'
		}

		return appIdMap[currentEnv] || appIdMap['uat2'] // 默认uat2环境
	}

	const appId = getAppId()
	const path = '/subPackages/xmhMainProcess/mine/index'

	uni.navigateToMiniProgram({
		appId: appId,
		path: path,
		extraData: {},
		envVersion: 'release', // 可以根据环境调整：develop, trial, release
		success: (res) => {
			console.log('跳转小程序成功:', res)
		},
		fail: (err) => {
			console.error('跳转小程序失败:', err)
			// uni.showToast({
			// 	title: '跳转失败',
			// 	icon: 'none'
			// })
		}
	})
}



// 加载规则弹窗配置
const loadRuleModalConfig = async () => {
	try {
		console.log('开始请求 fetchAct915LotteryJSON 接口...')
		const response = await fetchAct915LotteryJSON()
		console.log('fetchAct915LotteryJSON 接口返回结果:', response)

		if (response && response.ok && response.data) {
			ruleModalConfig.value = response.data
			console.log('规则弹窗配置加载成功:', ruleModalConfig.value)
		} else {
			console.warn('规则弹窗配置接口返回异常:', response)
		}
	} catch (error) {
		console.error('fetchAct915LotteryJSON 接口请求失败:', error)
	}
}

// 加载抽奖信息
const loadLotteryInfo = async () => {
	try {
		console.log('开始请求 getAct915LotteryInfo 接口...')
		const response = await getAct915LotteryInfo()
		console.log('getAct915LotteryInfo 接口返回结果:', response)

		if (response && response.ok) {
			remainingTimes.value = response.data.remainingChances
			turntablePrizes.value = response.data.turntablePrizes
			winningCarousel.value = response.data.winningCarousel
			userWinningPrizes.value = response.data.userWinningPrizes
			activityRules.value = response.data.activityRules || ''

			// 启动公告轮播（无论是否有API数据）
			startNoticeCarousel()
		} else {
			// uni.showToast({
			// 	title: response.msg || '获取抽奖信息失败',
			// 	icon: 'none'
			// })
			// 即使API失败也启动轮播
			startNoticeCarousel()
		}
	} catch (error) {
		console.error('getAct915LotteryInfo 接口请求失败:', error)
		uni.showToast({
			title: '网络错误，请稍后重试',
			icon: 'none'
		})
		// 即使网络错误也启动轮播
		startNoticeCarousel()
	}
}

// 公告轮播
const startNoticeCarousel = () => {
	// 确保有数据可以轮播
	if (recentNotices.value.length > 0) {
		carouselTimer.value = setInterval(() => {
			currentNoticeIndex.value = currentNoticeIndex.value + 1
			console.log('当前公告索引:', currentNoticeIndex.value)

			// 当滚动到重复数据的开始位置时，立即重置到原始位置（无动效）
			if (currentNoticeIndex.value >= recentNotices.value.length) {
				// 禁用过渡动效
				isResetting.value = true

				// 立即重置到原始位置
				currentNoticeIndex.value = 0

				// 下一帧恢复过渡动效
				setTimeout(() => {
					isResetting.value = false
				}, 100) // 确保重置完成
			}
		}, 3000) // 每3秒切换一次
	}
}

// 停止轮播
const stopNoticeCarousel = () => {
	if (carouselTimer.value) {
		clearInterval(carouselTimer.value)
		carouselTimer.value = null
	}
}


// 抽奖按钮点击处理
const handleDrawClick = async () => {
	if (!canDraw.value) {
		uni.showToast({
			title: '抽奖次数已用完',
			icon: 'none'
		})
		return
	}

	console.log('开始抽奖')
	isDrawing.value = true
	selectedPrizeIndex.value = -1 // 重置选中状态
	currentHighlightIndex.value = -1 // 重置高亮状态

	// uni.showLoading({
	// 	title: '抽奖中...',
	// 	mask: true
	// })

	try {
		const response = await getAct915LotteryDraw()
		console.log('getAct915LotteryDraw 接口返回结果:', response)

		if (response && response.ok) {
			remainingTimes.value = response.data.remainingChances

			// 根据接口返回的prizeId找到对应的奖品索引
			const prizeIndex = turntablePrizes.value.findIndex(prize => prize.prizeId === response.data.prizeId)

			console.warn("prizeIndex", prizeIndex)
			if (prizeIndex !== -1) {
				// 开始轮流亮起效果
				startHighlightAnimation(prizeIndex, response.data.isWin)
			} else {
				// 如果找不到对应奖品，显示失败
				// uni.hideLoading()
				isDrawing.value = false
				showDrawFailModal.value = true
			}
    } else {
			// uni.hideLoading()
			isDrawing.value = false
			uni.showToast({
				title: response.msg || '抽奖失败',
				icon: 'none'
			})
    }
  } catch (error) {
		console.error('getAct915LotteryDraw 接口请求失败:', error)
		uni.hideLoading()
		isDrawing.value = false
		uni.showToast({
			title: '网络错误，请稍后重试',
			icon: 'none'
		})
	}
}

// 轮流亮起动画
const startHighlightAnimation = (targetIndex, isWin) => {
	console.log(`开始轮流亮起动画，目标奖品索引: ${targetIndex}, 是否中奖: ${isWin}`)

	// 按照指定顺序：1 -> 5 -> 3 -> 2 -> 4 -> 6
	// 对应索引：0 -> 4 -> 2 -> 1 -> 3 -> 5
	const turntableOrder = [0, 4, 2, 1, 3, 5] // 按照指定顺序
	const totalPrizes = turntableOrder.length
	let currentOrderIndex = 0
	let roundCount = 0
	const maxRounds = 2 // 最多转2圈
	const highlightSpeed = 200 // 每个奖品高亮200ms

	const highlightTimer = setInterval(() => {
		// 获取当前转盘顺序中的奖品索引
		const currentPrizeIndex = turntableOrder[currentOrderIndex]
		currentHighlightIndex.value = currentPrizeIndex

		// 检查是否到达目标位置
		if (roundCount >= maxRounds && currentPrizeIndex === targetIndex) {
			clearInterval(highlightTimer)

			// 停止高亮，显示最终选中状态
			setTimeout(() => {
				currentHighlightIndex.value = -1
				selectedPrizeIndex.value = targetIndex
				uni.hideLoading()

				// 显示结果弹窗
				setTimeout(() => {
					isDrawing.value = false

					if (isWin) {
						currentAwardName.value = turntablePrizes.value[targetIndex].prizeName
						currentAwardImageUrl.value = turntablePrizes.value[targetIndex].prizeImageUrl
						showDrawSucModal.value = true
  } else {
						showDrawFailModal.value = true
					}

					// 延迟重置选中状态
					setTimeout(() => {
						selectedPrizeIndex.value = -1
					}, 2000)
				}, 1000)
			}, highlightSpeed)
		} else {
			// 移动到下一个奖品（按转盘顺序）
			currentOrderIndex = (currentOrderIndex + 1) % totalPrizes

			// 如果回到起点，增加圈数
			if (currentOrderIndex === 0) {
				roundCount++
			}
		}
	}, highlightSpeed)
}

// 抽奖成功弹窗关闭处理
const handleDrawSucModalClose = () => {
	showDrawSucModal.value = false
}

// 开心领取处理
const handleHappyGet = () => {
	console.log('点击开心领取')
	showDrawSucModal.value = false
	// uni.showToast({
	// 	title: '奖品领取成功',
	// 	icon: 'success'
	// })
}

// 抽奖失败弹窗关闭处理
const handleDrawFailModalClose = () => {
	showDrawFailModal.value = false
}

// 我知道了处理
const handleIKnow = () => {
	console.log('点击我知道了')
	showDrawFailModal.value = false
	// uni.showToast({
	// 	title: '下次再来试试吧',
	// 	icon: 'none'
	// })
}

// 生命周期
onMounted(() => {
	console.log('抽奖页面已加载')
	loadRuleModalConfig() // 先加载规则弹窗配置
	loadLotteryInfo()
})

onUnmounted(() => {
	stopNoticeCarousel()
})
</script>

<style lang="less" scoped>
@import './lotterypage.less';
</style>
