<template>
	<view class="privacy-container">
		<!-- 隐私权限设置卡片 -->
		<view class="privacy-settings-card">
			<view class="card-header">
				<text class="card-title">隐私权限</text>
			</view>
			<view class="settings-list">
				<view class="setting-item">
					<view class="setting-info">
						<text class="setting-title">个人资料可见性</text>
						<text class="setting-desc">控制其他用户查看您的个人信息</text>
					</view>
					<view class="setting-value" @click="showProfileVisibilityPicker">
						<text class="value-text">{{ getVisibilityText(privacySettings.profileVisibility) }}</text>
						<text class="value-arrow">→</text>
					</view>
				</view>
				<view class="setting-item">
					<view class="setting-info">
						<text class="setting-title">宠物信息可见性</text>
						<text class="setting-desc">控制其他用户查看您的宠物信息</text>
					</view>
					<view class="setting-value" @click="showPetVisibilityPicker">
						<text class="value-text">{{ getVisibilityText(privacySettings.petVisibility) }}</text>
						<text class="value-arrow">→</text>
					</view>
				</view>
				<view class="setting-item">
					<view class="setting-info">
						<text class="setting-title">允许陌生人联系</text>
						<text class="setting-desc">是否允许非好友用户向您发送消息</text>
					</view>
					<view class="setting-switch">
						<u-switch 
							v-model="privacySettings.allowStrangerContact" 
							@change="onSettingChange('allowStrangerContact', $event)"
							active-color="#FF8A80"
						></u-switch>
					</view>
				</view>
				<view class="setting-item">
					<view class="setting-info">
						<text class="setting-title">显示在线状态</text>
						<text class="setting-desc">是否向其他用户显示您的在线状态</text>
					</view>
					<view class="setting-switch">
						<u-switch 
							v-model="privacySettings.showOnlineStatus" 
							@change="onSettingChange('showOnlineStatus', $event)"
							active-color="#FF8A80"
						></u-switch>
					</view>
				</view>
				<view class="setting-item">
					<view class="setting-info">
						<text class="setting-title">允许搜索</text>
						<text class="setting-desc">是否允许其他用户通过搜索找到您</text>
					</view>
					<view class="setting-switch">
						<u-switch 
							v-model="privacySettings.allowSearch" 
							@change="onSettingChange('allowSearch', $event)"
							active-color="#FF8A80"
						></u-switch>
					</view>
				</view>
			</view>
		</view>

		<!-- 数据管理卡片 -->
		<view class="data-management-card">
			<view class="card-header">
				<text class="card-title">数据管理</text>
			</view>
			<view class="data-list">
				<view class="data-item" @click="exportData">
					<view class="data-info">
						<text class="data-title">导出我的数据</text>
						<text class="data-desc">下载您在应用中的所有数据</text>
					</view>
					<view class="data-action">
						<text class="action-icon">📥</text>
					</view>
				</view>
				<view class="data-item" @click="viewDataUsage">
					<view class="data-info">
						<text class="data-title">数据使用情况</text>
						<text class="data-desc">查看应用收集和使用的数据类型</text>
					</view>
					<view class="data-action">
						<text class="action-icon">📊</text>
					</view>
				</view>
				<view class="data-item" @click="clearCache">
					<view class="data-info">
						<text class="data-title">清理缓存数据</text>
						<text class="data-desc">清除应用缓存以释放存储空间</text>
					</view>
					<view class="data-action">
						<text class="action-icon">🗑️</text>
					</view>
				</view>
			</view>
		</view>

		<!-- 账号安全卡片 -->
		<view class="security-card">
			<view class="card-header">
				<text class="card-title">账号安全</text>
			</view>
			<view class="security-list">
				<view class="security-item" @click="changePassword">
					<view class="security-info">
						<text class="security-title">修改密码</text>
						<text class="security-desc">定期更换密码保护账号安全</text>
					</view>
					<view class="security-action">
						<text class="action-arrow">→</text>
					</view>
				</view>
				<view class="security-item" @click="viewLoginHistory">
					<view class="security-info">
						<text class="security-title">登录记录</text>
						<text class="security-desc">查看最近的登录活动</text>
					</view>
					<view class="security-action">
						<text class="action-arrow">→</text>
					</view>
				</view>
				<view class="security-item">
					<view class="security-info">
						<text class="security-title">两步验证</text>
						<text class="security-desc">开启两步验证增强账号安全</text>
					</view>
					<view class="security-switch">
						<u-switch 
							v-model="privacySettings.twoFactorAuth" 
							@change="onTwoFactorChange"
							active-color="#FF8A80"
						></u-switch>
					</view>
				</view>
			</view>
		</view>

		<!-- 危险操作卡片 -->
		<view class="danger-card">
			<view class="card-header">
				<text class="card-title">危险操作</text>
			</view>
			<view class="danger-list">
				<view class="danger-item" @click="deleteAllData">
					<view class="danger-info">
						<text class="danger-title">删除所有数据</text>
						<text class="danger-desc">永久删除您的所有数据（不可恢复）</text>
					</view>
					<view class="danger-action">
						<text class="action-arrow">→</text>
					</view>
				</view>
				<view class="danger-item" @click="deleteAccount">
					<view class="danger-info">
						<text class="danger-title">注销账号</text>
						<text class="danger-desc">永久删除账号和所有相关数据</text>
					</view>
					<view class="danger-action">
						<text class="action-arrow">→</text>
					</view>
				</view>
			</view>
		</view>

		<!-- 选择器 -->
		<u-picker
			:show="showProfileVisibility"
			:columns="visibilityColumns"
			@confirm="onProfileVisibilityConfirm"
			@cancel="showProfileVisibility = false"
		></u-picker>

		<u-picker
			:show="showPetVisibility"
			:columns="visibilityColumns"
			@confirm="onPetVisibilityConfirm"
			@cancel="showPetVisibility = false"
		></u-picker>
	</view>
</template>

<script>
import { reactive, ref, onMounted } from 'vue'

export default {
	name: 'PrivacyPage',
	setup() {
		// 响应式数据
		const privacySettings = reactive({
			profileVisibility: 'friends',
			petVisibility: 'public',
			allowStrangerContact: false,
			showOnlineStatus: true,
			allowSearch: true,
			twoFactorAuth: false
		})
		
		const showProfileVisibility = ref(false)
		const showPetVisibility = ref(false)
		
		const visibilityColumns = ref([
			[
				{ text: '公开', value: 'public' },
				{ text: '仅好友', value: 'friends' },
				{ text: '仅自己', value: 'private' }
			]
		])
		
		// 生命周期
		onMounted(() => {
			loadSettings()
		})
		
		// 方法定义
		const loadSettings = () => {
			try {
				const savedSettings = uni.getStorageSync('privacySettings')
				if (savedSettings) {
					Object.assign(privacySettings, savedSettings)
				}
			} catch (error) {
				console.error('加载隐私设置失败:', error)
			}
		}
		
		const saveSettings = () => {
			uni.setStorageSync('privacySettings', privacySettings)
		}
		
		const getVisibilityText = (value) => {
			const textMap = {
				'public': '公开',
				'friends': '仅好友',
				'private': '仅自己'
			}
			return textMap[value] || '公开'
		}
		
		const onSettingChange = (key, value) => {
			privacySettings[key] = value
			saveSettings()
			
			uni.showToast({
				title: value ? '已开启' : '已关闭',
				icon: 'success'
			})
		}
		
		const onTwoFactorChange = (value) => {
			if (value) {
				uni.showModal({
					title: '开启两步验证',
					content: '开启两步验证后，登录时需要额外的验证码。确定要开启吗？',
					success: (res) => {
						if (res.confirm) {
							privacySettings.twoFactorAuth = true
							saveSettings()
							uni.showToast({
								title: '两步验证已开启',
								icon: 'success'
							})
						} else {
							privacySettings.twoFactorAuth = false
						}
					}
				})
			} else {
				privacySettings.twoFactorAuth = false
				saveSettings()
				uni.showToast({
					title: '两步验证已关闭',
					icon: 'success'
				})
			}
		}
		
		const showProfileVisibilityPicker = () => {
			showProfileVisibility.value = true
		}
		
		const showPetVisibilityPicker = () => {
			showPetVisibility.value = true
		}
		
		const onProfileVisibilityConfirm = (e) => {
			privacySettings.profileVisibility = e.value[0].value
			saveSettings()
			showProfileVisibility.value = false
			
			uni.showToast({
				title: '设置已保存',
				icon: 'success'
			})
		}
		
		const onPetVisibilityConfirm = (e) => {
			privacySettings.petVisibility = e.value[0].value
			saveSettings()
			showPetVisibility.value = false
			
			uni.showToast({
				title: '设置已保存',
				icon: 'success'
			})
		}
		
		const exportData = () => {
			uni.showLoading({
				title: '正在导出数据...'
			})
			
			setTimeout(() => {
				uni.hideLoading()
				uni.showModal({
					title: '数据导出',
					content: '您的数据已导出完成，将通过邮件发送给您。',
					showCancel: false
				})
			}, 2000)
		}
		
		const viewDataUsage = () => {
			const dataTypes = [
				'• 个人基本信息（昵称、头像等）',
				'• 宠物信息和照片',
				'• 使用行为数据',
				'• 设备信息',
				'• 位置信息（仅在使用相关功能时）'
			]
			
			uni.showModal({
				title: '数据使用情况',
				content: `我们收集以下类型的数据：\n\n${dataTypes.join('\n')}`,
				showCancel: false
			})
		}
		
		const clearCache = () => {
			uni.showModal({
				title: '清理缓存',
				content: '确定要清理应用缓存吗？这将删除临时文件和图片缓存。',
				success: (res) => {
					if (res.confirm) {
						uni.showLoading({
							title: '正在清理...'
						})
						
						setTimeout(() => {
							uni.hideLoading()
							uni.showToast({
								title: '缓存清理完成',
								icon: 'success'
							})
						}, 1500)
					}
				}
			})
		}
		
		const changePassword = () => {
			uni.showToast({
				title: '功能开发中',
				icon: 'none'
			})
		}
		
		const viewLoginHistory = () => {
			const loginHistory = [
				'今天 14:30 - iPhone (当前设备)',
				'昨天 09:15 - iPhone',
				'3天前 20:45 - iPhone',
				'1周前 16:20 - iPhone'
			]
			
			uni.showModal({
				title: '登录记录',
				content: `最近登录记录：\n\n${loginHistory.join('\n')}`,
				showCancel: false
			})
		}
		
		const deleteAllData = () => {
			uni.showModal({
				title: '删除所有数据',
				content: '此操作将永久删除您的所有数据，包括宠物信息、记录等，且无法恢复。确定要继续吗？',
				confirmColor: '#FF5722',
				success: (res) => {
					if (res.confirm) {
						uni.showModal({
							title: '最终确认',
							content: '请再次确认：您真的要删除所有数据吗？此操作不可撤销！',
							confirmColor: '#FF5722',
							success: (res2) => {
								if (res2.confirm) {
									// 清除所有本地数据
									uni.clearStorageSync()
									
									uni.showToast({
										title: '数据已删除',
										icon: 'success'
									})
									
									setTimeout(() => {
										uni.reLaunch({
											url: '/pages/index/index'
										})
									}, 1500)
								}
							}
						})
					}
				}
			})
		}
		
		const deleteAccount = () => {
			uni.showModal({
				title: '注销账号',
				content: '注销账号将永久删除您的账号和所有相关数据，此操作不可恢复。确定要继续吗？',
				confirmColor: '#FF5722',
				success: (res) => {
					if (res.confirm) {
						uni.showModal({
							title: '最终确认',
							content: '请再次确认：您真的要注销账号吗？注销后将无法找回！',
							confirmColor: '#FF5722',
							success: (res2) => {
								if (res2.confirm) {
									uni.showLoading({
										title: '正在注销...'
									})
									
									setTimeout(() => {
										uni.hideLoading()
										uni.clearStorageSync()
										
										uni.showToast({
											title: '账号已注销',
											icon: 'success'
										})
										
										setTimeout(() => {
											uni.reLaunch({
												url: '/pages/index/index'
											})
										}, 1500)
									}, 2000)
								}
							}
						})
					}
				}
			})
		}
		
		return {
			privacySettings,
			showProfileVisibility,
			showPetVisibility,
			visibilityColumns,
			getVisibilityText,
			onSettingChange,
			onTwoFactorChange,
			showProfileVisibilityPicker,
			showPetVisibilityPicker,
			onProfileVisibilityConfirm,
			onPetVisibilityConfirm,
			exportData,
			viewDataUsage,
			clearCache,
			changePassword,
			viewLoginHistory,
			deleteAllData,
			deleteAccount
		}
	}
}
</script>

<style lang="scss" scoped>
.privacy-container {
	background: linear-gradient(135deg, #FF8A80 0%, #FFB6C1 25%, #FECFEF 50%, #F8BBD9 100%);
	min-height: 100vh;
	padding-bottom: 40rpx;
}

/* 通用卡片样式 */
.privacy-settings-card,
.data-management-card,
.security-card,
.danger-card {
	background: rgba(255, 255, 255, 0.95);
	backdrop-filter: blur(20rpx);
	margin: 0 30rpx 24rpx 30rpx;
	border-radius: 24rpx;
	padding: 32rpx;
	box-shadow: 0 8rpx 32rpx rgba(255, 138, 128, 0.2);
	border: 1rpx solid rgba(255, 255, 255, 0.3);

	.card-header {
		margin-bottom: 24rpx;

		.card-title {
			font-size: 32rpx;
			font-weight: 600;
			color: #333333;
		}
	}
}

/* 设置列表 */
.settings-list {
	.setting-item {
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 24rpx 0;
		border-bottom: 1rpx solid rgba(255, 255, 255, 0.3);

		&:last-child {
			border-bottom: none;
		}

		.setting-info {
			flex: 1;

			.setting-title {
				display: block;
				font-size: 30rpx;
				font-weight: 500;
				color: #333333;
				margin-bottom: 8rpx;
			}

			.setting-desc {
				font-size: 24rpx;
				color: #666666;
				line-height: 1.4;
			}
		}

		.setting-value {
			display: flex;
			align-items: center;
			margin-left: 24rpx;
			transition: all 0.3s ease;

			&:active {
				transform: scale(0.95);
			}

			.value-text {
				font-size: 26rpx;
				color: #FF8A80;
				margin-right: 8rpx;
			}

			.value-arrow {
				font-size: 24rpx;
				color: #FF8A80;
			}
		}

		.setting-switch {
			margin-left: 24rpx;
		}
	}
}

/* 数据管理列表 */
.data-list {
	.data-item {
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 24rpx 0;
		border-bottom: 1rpx solid rgba(255, 255, 255, 0.3);
		transition: all 0.3s ease;

		&:last-child {
			border-bottom: none;
		}

		&:active {
			background: rgba(255, 138, 128, 0.05);
			border-radius: 16rpx;
		}

		.data-info {
			flex: 1;

			.data-title {
				display: block;
				font-size: 30rpx;
				font-weight: 500;
				color: #333333;
				margin-bottom: 8rpx;
			}

			.data-desc {
				font-size: 24rpx;
				color: #666666;
			}
		}

		.data-action {
			margin-left: 24rpx;

			.action-icon {
				font-size: 32rpx;
			}
		}
	}
}

/* 安全设置列表 */
.security-list {
	.security-item {
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 24rpx 0;
		border-bottom: 1rpx solid rgba(255, 255, 255, 0.3);
		transition: all 0.3s ease;

		&:last-child {
			border-bottom: none;
		}

		&:active {
			background: rgba(255, 138, 128, 0.05);
			border-radius: 16rpx;
		}

		.security-info {
			flex: 1;

			.security-title {
				display: block;
				font-size: 30rpx;
				font-weight: 500;
				color: #333333;
				margin-bottom: 8rpx;
			}

			.security-desc {
				font-size: 24rpx;
				color: #666666;
			}
		}

		.security-action {
			margin-left: 24rpx;

			.action-arrow {
				font-size: 24rpx;
				color: #FF8A80;
			}
		}

		.security-switch {
			margin-left: 24rpx;
		}
	}
}

/* 危险操作卡片 */
.danger-card {
	border: 2rpx solid rgba(255, 87, 34, 0.2);

	.card-title {
		color: #FF5722;
	}
}

.danger-list {
	.danger-item {
		display: flex;
		justify-content: space-between;
		align-items: center;
		padding: 24rpx 0;
		border-bottom: 1rpx solid rgba(255, 87, 34, 0.1);
		transition: all 0.3s ease;

		&:last-child {
			border-bottom: none;
		}

		&:active {
			background: rgba(255, 87, 34, 0.05);
			border-radius: 16rpx;
		}

		.danger-info {
			flex: 1;

			.danger-title {
				display: block;
				font-size: 30rpx;
				font-weight: 500;
				color: #FF5722;
				margin-bottom: 8rpx;
			}

			.danger-desc {
				font-size: 24rpx;
				color: #FF8A65;
			}
		}

		.danger-action {
			margin-left: 24rpx;

			.action-arrow {
				font-size: 24rpx;
				color: #FF5722;
			}
		}
	}
}

/* 响应式设计 */
@media (max-width: 375px) {
	.privacy-container {
		.privacy-settings-card,
		.data-management-card,
		.security-card,
		.danger-card {
			margin: 0 20rpx 20rpx 20rpx;
			padding: 24rpx;
		}
	}
}

/* 动画效果 */
@keyframes fadeIn {
	from {
		opacity: 0;
		transform: translateY(20rpx);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.privacy-container > view {
	animation: fadeIn 0.5s ease-out;
}

.privacy-container > view:nth-child(1) { animation-delay: 0.1s; }
.privacy-container > view:nth-child(2) { animation-delay: 0.2s; }
.privacy-container > view:nth-child(3) { animation-delay: 0.3s; }
.privacy-container > view:nth-child(4) { animation-delay: 0.4s; }
</style>
