<template>
	<view class="mbti-page">
		<!-- 自定义顶部导航栏 -->
		<view class="custom-nav">
			<view class="nav-left" @click="goBack">
				<text class="back-icon">←</text>
			</view>
			<view class="nav-title">MBTI人格测试</view>
			<view class="nav-right"></view>
		</view>

		<!-- 测试说明页面 -->
		<view v-if="currentStep === 'intro'" class="intro-section">
			<view class="intro-header">
				<view class="mbti-logo">🧩</view>
				<view class="intro-title">MBTI人格类型测试</view>
				<view class="intro-subtitle">发现真实的自己，了解你的人格类型</view>
			</view>

			<view class="intro-content">
				<view class="feature-list">
					<view class="feature-item">
						<view class="feature-icon">🎯</view>
						<view class="feature-text">
							<text class="feature-title">科学准确</text>
							<text class="feature-desc">基于心理学理论的专业测评</text>
						</view>
					</view>
					<view class="feature-item">
						<view class="feature-icon">⏱️</view>
						<view class="feature-text">
							<text class="feature-title">快速便捷</text>
							<text class="feature-desc">仅需5-10分钟完成测试</text>
						</view>
					</view>
					<view class="feature-item">
						<view class="feature-icon">📊</view>
						<view class="feature-text">
							<text class="feature-title">详细报告</text>
							<text class="feature-desc">获得专业的人格分析报告</text>
						</view>
					</view>
				</view>

				<view class="test-info">
					<view class="info-item">
						<text class="info-label">测试题数：</text>
						<text class="info-value">{{ totalQuestions }}道题</text>
					</view>
					<view class="info-item">
						<text class="info-label">测试时间：</text>
						<text class="info-value">约5-10分钟</text>
					</view>
					<view class="info-item">
						<text class="info-label">测试人数：</text>
						<text class="info-value">已有{{ testCount }}人测试</text>
					</view>
				</view>

				<view class="start-btn" @click="startTest">
					<text class="btn-text">开始测试</text>
				</view>

				<view class="tips">
					<text class="tips-text">💡 请根据真实想法作答，无标准答案</text>
				</view>
			</view>
		</view>

		<!-- 测试进行页面 -->
		<view v-if="currentStep === 'testing'" class="testing-section">
			<!-- 进度条 -->
			<view class="progress-bar">
				<view class="progress-bg">
					<view class="progress-fill" :style="{width: progressPercent + '%'}"></view>
				</view>
				<view class="progress-text">{{ currentQuestion }}/{{ totalQuestions }}</view>
			</view>

			<!-- 题目内容 -->
			<view class="question-card">
				<view class="question-number">第{{ currentQuestion }}题</view>
				<view class="question-text">{{ currentQuestionData.question }}</view>
				
				<!-- 选择题选项 -->
				<view v-if="currentQuestionData.type === 'choice'" class="options-list">
					<view 
						v-for="(option, index) in currentQuestionData.options" 
						:key="index"
						class="option-item"
						:class="{'selected': selectedAnswer === index}"
						@click="selectAnswer(index)"
					>
						<view class="option-marker">{{ String.fromCharCode(65 + index) }}</view>
						<view class="option-text">{{ option.text }}</view>
					</view>
				</view>

				<!-- 量表题选项 -->
				<view v-if="currentQuestionData.type === 'scale'" class="scale-options">
					<view class="scale-labels">
						<text class="scale-label">非常不同意</text>
						<text class="scale-label">非常同意</text>
					</view>
					<view class="scale-buttons">
						<view 
							v-for="(score, index) in [1,2,3,4,5]" 
							:key="index"
							class="scale-btn"
							:class="{'selected': selectedAnswer === score}"
							@click="selectAnswer(score)"
						>
							{{ score }}
						</view>
					</view>
				</view>
			</view>

			<!-- 操作按钮 -->
			<view class="action-buttons">
				<view class="btn-secondary" @click="previousQuestion" v-if="currentQuestion > 1">
					上一题
				</view>
				<view class="btn-primary" @click="nextQuestion" :class="{'disabled': selectedAnswer === null}">
					{{ currentQuestion === totalQuestions ? '完成测试' : '下一题' }}
				</view>
			</view>
		</view>

		<!-- 结果页面 -->
		<view v-if="currentStep === 'result'" class="result-section">
			<view class="result-header">
				<view class="result-type">{{ mbtiResult.type }}</view>
				<view class="result-name">{{ mbtiResult.name }}</view>
				<view class="result-desc">{{ mbtiResult.description }}</view>
			</view>

			<view class="result-details">
				<!-- 四个维度分析 -->
				<view class="dimensions">
					<view class="dimension-item" v-for="(dim, index) in mbtiResult.dimensions" :key="index">
						<view class="dim-header">
							<text class="dim-name">{{ dim.name }}</text>
							<text class="dim-percent">{{ dim.percent }}%</text>
						</view>
						<view class="dim-bar">
							<view class="dim-fill" :style="{width: dim.percent + '%', background: dim.color}"></view>
						</view>
						<view class="dim-desc">{{ dim.description }}</view>
					</view>
				</view>

				<!-- 性格特点 -->
				<view class="traits-section">
					<view class="section-title">💎 性格特点</view>
					<view class="traits-list">
						<text class="trait-item" v-for="(trait, index) in mbtiResult.traits" :key="index">
							{{ trait }}
						</text>
					</view>
				</view>

				<!-- 适合职业 -->
				<view class="careers-section">
					<view class="section-title">💼 适合职业</view>
					<view class="careers-list">
						<text class="career-item" v-for="(career, index) in mbtiResult.careers" :key="index">
							{{ career }}
						</text>
					</view>
				</view>

				<!-- 恋爱风格 -->
				<view class="love-section">
					<view class="section-title">💕 恋爱风格</view>
					<view class="love-content">{{ mbtiResult.loveStyle }}</view>
				</view>

				<!-- 匹配类型 -->
				<view class="compatibility-section">
					<view class="section-title">🔗 最佳配对</view>
					<view class="compatibility-types">
						<text class="compat-type" v-for="(type, index) in mbtiResult.compatibility" :key="index">
							{{ type }}
						</text>
					</view>
				</view>
			</view>

			<view class="result-actions">
				<view class="btn-secondary" @click="retakeTest">重新测试</view>
				<view class="btn-primary" @click="shareResult">分享结果</view>
			</view>
		</view>
	</view>
</template>

<script>
import { MBTI_QUESTIONS, MBTI_TYPES, calculateMBTI } from '@/utils/mbti.js'

export default {
	data() {
		return {
			currentStep: 'intro', // intro, testing, result
			currentQuestion: 1,
			totalQuestions: 0,
			selectedAnswer: null,
			answers: [],
			testCount: 15678,
			mbtiResult: null
		}
	},

	computed: {
		progressPercent() {
			return Math.round((this.currentQuestion / this.totalQuestions) * 100)
		},
		
		currentQuestionData() {
			return MBTI_QUESTIONS[this.currentQuestion - 1] || {}
		}
	},

	onLoad() {
		this.initData()
	},

	methods: {
		// 初始化数据
		initData() {
			this.totalQuestions = MBTI_QUESTIONS.length
			this.answers = new Array(this.totalQuestions).fill(null)
		},

		// 返回上一页
		goBack() {
			if (this.currentStep === 'testing' && this.currentQuestion > 1) {
				// 测试中显示确认弹窗
				uni.showModal({
					title: '提示',
					content: '测试还未完成，确定要退出吗？',
					success: (res) => {
						if (res.confirm) {
							uni.navigateBack()
						}
					}
				})
			} else {
				uni.navigateBack()
			}
		},

		// 开始测试
		startTest() {
			this.currentStep = 'testing'
			this.currentQuestion = 1
			this.selectedAnswer = this.answers[0]
		},

		// 选择答案
		selectAnswer(answer) {
			this.selectedAnswer = answer
			this.answers[this.currentQuestion - 1] = answer
		},

		// 下一题
		nextQuestion() {
			if (this.selectedAnswer === null) {
				uni.showToast({
					title: '请选择一个选项',
					icon: 'none'
				})
				return
			}

			// 保存当前答案
			this.answers[this.currentQuestion - 1] = this.selectedAnswer

			if (this.currentQuestion === this.totalQuestions) {
				// 完成测试，计算结果
				this.calculateResult()
			} else {
				// 下一题
				this.currentQuestion++
				this.selectedAnswer = this.answers[this.currentQuestion - 1]
			}
		},

		// 上一题
		previousQuestion() {
			if (this.currentQuestion > 1) {
				this.currentQuestion--
				this.selectedAnswer = this.answers[this.currentQuestion - 1]
			}
		},

		// 计算测试结果
		calculateResult() {
			try {
				const mbtiType = calculateMBTI(this.answers)
				this.mbtiResult = MBTI_TYPES[mbtiType]
				this.currentStep = 'result'
				
				// 统计测试完成
				this.testCount++
			} catch (error) {
				console.error('计算MBTI结果失败:', error)
				uni.showToast({
					title: '计算结果失败',
					icon: 'error'
				})
			}
		},

		// 重新测试
		retakeTest() {
			this.currentStep = 'intro'
			this.currentQuestion = 1
			this.selectedAnswer = null
			this.answers = new Array(this.totalQuestions).fill(null)
			this.mbtiResult = null
		},

		// 分享结果
		shareResult() {
			uni.showActionSheet({
				itemList: ['保存图片', '分享给朋友', '复制结果'],
				success: (res) => {
					switch (res.tapIndex) {
						case 0:
							this.saveResultImage()
							break
						case 1:
							this.shareToFriend()
							break
						case 2:
							this.copyResult()
							break
					}
				}
			})
		},

		// 保存结果图片
		saveResultImage() {
			uni.showToast({
				title: '功能开发中',
				icon: 'none'
			})
		},

		// 分享给朋友
		shareToFriend() {
			uni.showToast({
				title: '功能开发中',
				icon: 'none'
			})
		},

		// 复制结果
		copyResult() {
			const resultText = `我的MBTI人格类型是：${this.mbtiResult.type} - ${this.mbtiResult.name}\n${this.mbtiResult.description}`
			
			uni.setClipboardData({
				data: resultText,
				success: () => {
					uni.showToast({
						title: '已复制到剪贴板',
						icon: 'success'
					})
				}
			})
		}
	}
}
</script>

<style lang="scss" scoped>
.mbti-page {
	min-height: 100vh;
	background: linear-gradient(180deg, #F8F9FA 0%, #FFFFFF 100%);
}

/* 自定义导航栏 */
.custom-nav {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: space-between;
	height: 88rpx;
	padding: 0 30rpx;
	background-color: #FFFFFF;
	border-bottom: 1rpx solid #F0F0F0;

	.nav-left {
		width: 80rpx;

		.back-icon {
			font-size: 40rpx;
			color: #333333;
		}
	}

	.nav-title {
		position: absolute;
		left: 50%;
		transform: translateX(-50%);
		font-size: 34rpx;
		font-weight: 600;
		color: #333333;
	}

	.nav-right {
		width: 80rpx;
	}
}

/* 介绍页面 */
.intro-section {
	padding: 40rpx 30rpx;
}

.intro-header {
	text-align: center;
	margin-bottom: 60rpx;

	.mbti-logo {
		font-size: 120rpx;
		margin-bottom: 30rpx;
	}

	.intro-title {
		font-size: 48rpx;
		font-weight: bold;
		color: #333333;
		margin-bottom: 15rpx;
	}

	.intro-subtitle {
		font-size: 28rpx;
		color: #666666;
		line-height: 1.6;
	}
}

.intro-content {
	.feature-list {
		margin-bottom: 50rpx;

		.feature-item {
			display: flex;
			align-items: center;
			background-color: #FFFFFF;
			border-radius: 20rpx;
			padding: 30rpx;
			margin-bottom: 20rpx;
			box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.06);

			.feature-icon {
				font-size: 50rpx;
				margin-right: 25rpx;
			}

			.feature-text {
				flex: 1;

				.feature-title {
					display: block;
					font-size: 32rpx;
					font-weight: 600;
					color: #333333;
					margin-bottom: 8rpx;
				}

				.feature-desc {
					font-size: 26rpx;
					color: #666666;
				}
			}
		}
	}

	.test-info {
		background-color: #FFFFFF;
		border-radius: 20rpx;
		padding: 30rpx;
		margin-bottom: 40rpx;
		box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.06);

		.info-item {
			display: flex;
			justify-content: space-between;
			align-items: center;
			margin-bottom: 20rpx;

			&:last-child {
				margin-bottom: 0;
			}

			.info-label {
				font-size: 28rpx;
				color: #666666;
			}

			.info-value {
				font-size: 28rpx;
				font-weight: 600;
				color: #333333;
			}
		}
	}

	.start-btn {
		background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
		border-radius: 50rpx;
		height: 100rpx;
		display: flex;
		align-items: center;
		justify-content: center;
		margin-bottom: 30rpx;
		box-shadow: 0 8rpx 20rpx rgba(102, 126, 234, 0.3);
		transition: transform 0.2s;

		&:active {
			transform: scale(0.98);
		}

		.btn-text {
			font-size: 32rpx;
			font-weight: 600;
			color: #FFFFFF;
		}
	}

	.tips {
		text-align: center;

		.tips-text {
			font-size: 24rpx;
			color: #999999;
		}
	}
}

/* 测试进行页面 */
.testing-section {
	padding: 30rpx;
}

.progress-bar {
	background-color: #FFFFFF;
	border-radius: 15rpx;
	padding: 25rpx;
	margin-bottom: 30rpx;
	box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.06);

	.progress-bg {
		height: 12rpx;
		background-color: #F0F0F0;
		border-radius: 6rpx;
		overflow: hidden;
		margin-bottom: 15rpx;

		.progress-fill {
			height: 100%;
			background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
			border-radius: 6rpx;
			transition: width 0.3s ease;
		}
	}

	.progress-text {
		text-align: center;
		font-size: 26rpx;
		color: #666666;
	}
}

.question-card {
	background-color: #FFFFFF;
	border-radius: 20rpx;
	padding: 40rpx;
	margin-bottom: 30rpx;
	box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.06);

	.question-number {
		font-size: 24rpx;
		color: #999999;
		margin-bottom: 15rpx;
	}

	.question-text {
		font-size: 32rpx;
		color: #333333;
		line-height: 1.6;
		margin-bottom: 40rpx;
		font-weight: 500;
	}
}

.options-list {
	.option-item {
		display: flex;
		align-items: center;
		background-color: #F8F9FA;
		border-radius: 15rpx;
		padding: 25rpx;
		margin-bottom: 15rpx;
		transition: all 0.2s;

		&.selected {
			background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
			color: #FFFFFF;
		}

		&:last-child {
			margin-bottom: 0;
		}

		.option-marker {
			width: 50rpx;
			height: 50rpx;
			border-radius: 50%;
			background-color: rgba(255, 255, 255, 0.2);
			display: flex;
			align-items: center;
			justify-content: center;
			margin-right: 20rpx;
			font-weight: 600;
		}

		.option-text {
			flex: 1;
			font-size: 28rpx;
			line-height: 1.5;
		}
	}
}

.scale-options {
	.scale-labels {
		display: flex;
		justify-content: space-between;
		margin-bottom: 30rpx;

		.scale-label {
			font-size: 24rpx;
			color: #666666;
		}
	}

	.scale-buttons {
		display: flex;
		justify-content: space-between;

		.scale-btn {
			width: 80rpx;
			height: 80rpx;
			border-radius: 50%;
			background-color: #F0F0F0;
			display: flex;
			align-items: center;
			justify-content: center;
			font-size: 28rpx;
			font-weight: 600;
			color: #666666;
			transition: all 0.2s;

			&.selected {
				background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
				color: #FFFFFF;
			}
		}
	}
}

.action-buttons {
	display: flex;
	gap: 20rpx;

	.btn-secondary,
	.btn-primary {
		flex: 1;
		height: 80rpx;
		border-radius: 40rpx;
		display: flex;
		align-items: center;
		justify-content: center;
		font-size: 30rpx;
		font-weight: 600;
		transition: all 0.2s;

		&:active {
			transform: scale(0.98);
		}
	}

	.btn-secondary {
		background-color: #F8F9FA;
		color: #666666;
		border: 2rpx solid #E9ECEF;
	}

	.btn-primary {
		background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
		color: #FFFFFF;
		box-shadow: 0 4rpx 12rpx rgba(102, 126, 234, 0.3);

		&.disabled {
			background: #CCCCCC;
			box-shadow: none;
			pointer-events: none;
		}
	}
}

/* 结果页面 */
.result-section {
	padding: 30rpx;
}

.result-header {
	background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
	border-radius: 20rpx;
	padding: 40rpx;
	text-align: center;
	color: #FFFFFF;
	margin-bottom: 30rpx;
	box-shadow: 0 8rpx 20rpx rgba(102, 126, 234, 0.3);

	.result-type {
		font-size: 60rpx;
		font-weight: bold;
		margin-bottom: 15rpx;
	}

	.result-name {
		font-size: 36rpx;
		font-weight: 600;
		margin-bottom: 20rpx;
	}

	.result-desc {
		font-size: 26rpx;
		line-height: 1.6;
		opacity: 0.9;
	}
}

.result-details {
	background-color: #FFFFFF;
	border-radius: 20rpx;
	padding: 30rpx;
	margin-bottom: 30rpx;
	box-shadow: 0 4rpx 12rpx rgba(0, 0, 0, 0.06);

	.section-title {
		font-size: 32rpx;
		font-weight: 600;
		color: #333333;
		margin-bottom: 25rpx;
	}
}

.dimensions {
	margin-bottom: 40rpx;

	.dimension-item {
		margin-bottom: 30rpx;

		&:last-child {
			margin-bottom: 0;
		}

		.dim-header {
			display: flex;
			justify-content: space-between;
			align-items: center;
			margin-bottom: 10rpx;

			.dim-name {
				font-size: 28rpx;
				color: #333333;
			}

			.dim-percent {
				font-size: 28rpx;
				font-weight: 600;
				color: #667eea;
			}
		}

		.dim-bar {
			height: 12rpx;
			background-color: #F0F0F0;
			border-radius: 6rpx;
			overflow: hidden;
			margin-bottom: 10rpx;

			.dim-fill {
				height: 100%;
				border-radius: 6rpx;
				transition: width 0.6s ease;
			}
		}

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

.traits-section,
.careers-section {
	margin-bottom: 40rpx;

	.traits-list,
	.careers-list {
		display: flex;
		flex-wrap: wrap;
		gap: 10rpx;

		.trait-item,
		.career-item {
			padding: 10rpx 20rpx;
			background-color: #F8F9FA;
			border-radius: 20rpx;
			font-size: 24rpx;
			color: #333333;
		}
	}
}

.love-section {
	margin-bottom: 40rpx;

	.love-content {
		font-size: 28rpx;
		color: #333333;
		line-height: 1.6;
	}
}

.compatibility-section {
	.compatibility-types {
		display: flex;
		flex-wrap: wrap;
		gap: 15rpx;

		.compat-type {
			padding: 15rpx 25rpx;
			background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
			color: #FFFFFF;
			border-radius: 25rpx;
			font-size: 26rpx;
			font-weight: 600;
		}
	}
}

.result-actions {
	display: flex;
	gap: 20rpx;

	.btn-secondary,
	.btn-primary {
		flex: 1;
		height: 80rpx;
		border-radius: 40rpx;
		display: flex;
		align-items: center;
		justify-content: center;
		font-size: 30rpx;
		font-weight: 600;
		transition: all 0.2s;

		&:active {
			transform: scale(0.98);
		}
	}

	.btn-secondary {
		background-color: #F8F9FA;
		color: #666666;
		border: 2rpx solid #E9ECEF;
	}

	.btn-primary {
		background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
		color: #FFFFFF;
		box-shadow: 0 4rpx 12rpx rgba(102, 126, 234, 0.3);
	}
}
</style>
