document.addEventListener('DOMContentLoaded', function() {
    // 添加基础URL配置
    const BASE_URL = 'https://jasonnoy-boss-translator.hf.space/';  // 空字符串表示使用相对路径
    
    // 动态文案循环显示 - 打字机效果
    const dynamicText = document.getElementById('dynamic-text');
    if (dynamicText) {
        const texts = ['"丑"', '"不高级"', '"再试试"'];
        let currentIndex = 0;
        let isDeleting = false;
        let charIndex = 0;
        let typingSpeed = 150; // 打字速度
        let pauseTime = 2000; // 完成后暂停时间，调整为2秒
        
        function typeEffect() {
            const currentText = texts[currentIndex];
            
            if (!isDeleting) {
                // 打字阶段
                if (charIndex < currentText.length) {
                    dynamicText.textContent = currentText.substring(0, charIndex + 1);
                    charIndex++;
                    setTimeout(typeEffect, typingSpeed);
                } else {
                    // 完成打字，等待删除
                    setTimeout(() => {
                        isDeleting = true;
                        typeEffect();
                    }, pauseTime);
                }
            } else {
                // 删除阶段
                if (charIndex > 0) {
                    dynamicText.textContent = currentText.substring(0, charIndex);
                    charIndex--;
                    setTimeout(typeEffect, typingSpeed / 2);
                } else {
                    // 完成删除，切换到下一个文案
                    isDeleting = false;
                    currentIndex = (currentIndex + 1) % texts.length;
                    setTimeout(typeEffect, 500);
                }
            }
        }
        
        // 开始打字机效果
        typeEffect();
    }
    
    // 添加花朵的微小浮动动画
    const flowerImg = document.querySelector('.flower-img');
    if (flowerImg) {
        flowerImg.style.animation = 'floatFlower 4s ease-in-out infinite alternate';
    }
    
    // 添加浮动动画的CSS
    const style = document.createElement('style');
    style.textContent = `
        @keyframes floatFlower {
            0% {
                transform: translateY(0) rotate(0);
            }
            100% {
                transform: translateY(-15px) rotate(2deg);
            }
        }
    `;
    document.head.appendChild(style);
    
    // 图片上传处理
    const imageUploadArea = document.getElementById('image-upload');
    const imageInput = document.getElementById('image-input');
    
    if (imageUploadArea && imageInput) {
        imageUploadArea.addEventListener('click', function() {
            imageInput.click();
        });
        
        imageInput.addEventListener('change', function() {
            if (this.files && this.files[0]) {
                const reader = new FileReader();
                
                reader.onload = function(e) {
                    // 移除上传按钮
                    while (imageUploadArea.firstChild) {
                        imageUploadArea.removeChild(imageUploadArea.firstChild);
                    }
                    
                    // 添加预览图片
                    const img = document.createElement('img');
                    img.src = e.target.result;
                    imageUploadArea.appendChild(img);
                    imageUploadArea.classList.add('with-image');
                    
                    // 存储图片数据到 sessionStorage 以便在反馈页面使用
                    sessionStorage.setItem('uploadedImage', e.target.result);
                };
                
                reader.readAsDataURL(this.files[0]);
            }
        });
        
        // 拖放上传功能
        ['dragenter', 'dragover', 'dragleave', 'drop'].forEach(eventName => {
            imageUploadArea.addEventListener(eventName, preventDefaults, false);
        });
        
        function preventDefaults(e) {
            e.preventDefault();
            e.stopPropagation();
        }
        
        ['dragenter', 'dragover'].forEach(eventName => {
            imageUploadArea.addEventListener(eventName, function() {
                imageUploadArea.classList.add('highlight');
            }, false);
        });
        
        ['dragleave', 'drop'].forEach(eventName => {
            imageUploadArea.addEventListener(eventName, function() {
                imageUploadArea.classList.remove('highlight');
            }, false);
        });
        
        imageUploadArea.addEventListener('drop', function(e) {
            const dt = e.dataTransfer;
            const files = dt.files;
            
            if (files && files[0]) {
                imageInput.files = files;
                
                const reader = new FileReader();
                
                reader.onload = function(e) {
                    // 移除上传按钮
                    while (imageUploadArea.firstChild) {
                        imageUploadArea.removeChild(imageUploadArea.firstChild);
                    }
                    
                    // 添加预览图片
                    const img = document.createElement('img');
                    img.src = e.target.result;
                    imageUploadArea.appendChild(img);
                    imageUploadArea.classList.add('with-image');
                    
                    sessionStorage.setItem('uploadedImage', e.target.result);
                    console.log("image uploaded")
                };
                
                reader.readAsDataURL(files[0]);
            }
        }, false);
    }
    
    // 解析按钮处理
    const resolveButton = document.getElementById('resolve-button');
    const textInput = document.getElementById('text-input');

    
    if (resolveButton && textInput) {
        resolveButton.addEventListener('click', function() {
            const text = textInput.value.trim();
            // 检查是否有文本输入
            if (text === '') {
                alert('请输入需求方反馈内容');
                return;
            }
            
            // 显示加载状态
            resolveButton.disabled = true;
            
            // 有趣的加载文案
            const loadingTexts = [
                "检测到需求方第8版需求残留怨气...正在召唤阴阳师修改图层结界",
                "监控到大象对话框散发红光！自动生成24K纯杠精防护罩..."
            ];
            
            // 随机选择一个文案作为起点
            let currentTextIndex = Math.floor(Math.random() * loadingTexts.length);
            let currentText = loadingTexts[currentTextIndex];
            let charIndex = 0;
            let typingSpeed = 100; // 打字速度，从50ms增加到100ms
            
            // 添加弹跳动画的CSS
            if (!document.getElementById('bounce-animation-style')) {
                const bounceStyle = document.createElement('style');
                bounceStyle.id = 'bounce-animation-style';
                bounceStyle.textContent = `
                    .wave-container {
                        position: relative;
                        white-space: nowrap;
                    }
                    .bounce-text {
                        display: inline-block;
                        position: relative;
                        transition: transform 0.3s ease-out;
                    }
                `;
                document.head.appendChild(bounceStyle);
            }
            
            // 创建一个容器来包含所有字符
            const waveContainer = document.createElement('div');
            waveContainer.className = 'wave-container';
            resolveButton.innerHTML = '';
            resolveButton.appendChild(waveContainer);
            
            // 跟踪波峰位置
            let peakPosition = -1;
            let waveInterval;
            
            // 打字机效果函数
            function typeLoadingText() {
                if (charIndex < currentText.length) {
                    // 创建一个span元素包装字符
                    const charSpan = document.createElement('span');
                    charSpan.className = 'bounce-text';
                    charSpan.textContent = currentText.charAt(charIndex);
                    
                    // 添加到容器
                    waveContainer.appendChild(charSpan);
                    
                    charIndex++;
                    setTimeout(typeLoadingText, typingSpeed);
                    
                    // 如果这是第一个字符，开始波动动画
                    if (charIndex === 1) {
                        startWaveAnimation();
                    }
                } else {
                    // 当前文案打完，等待一段时间后切换到下一个文案
                    setTimeout(() => {
                        // 清除波动动画
                        if (waveInterval) {
                            clearInterval(waveInterval);
                            waveInterval = null;
                        }
                        
                        // 切换到下一个文案
                        charIndex = 0;
                        currentTextIndex = (currentTextIndex + 1) % loadingTexts.length;
                        currentText = loadingTexts[currentTextIndex];
                        
                        // 清空容器，准备下一个文案
                        waveContainer.innerHTML = '';
                        
                        typeLoadingText();
                    }, 4000); // 完整显示时间
                }
            }
            
            // 波动动画函数
            function startWaveAnimation() {
                // 清除之前的间隔
                if (waveInterval) clearInterval(waveInterval);
                
                // 启动波动动画
                waveInterval = setInterval(() => {
                    // 获取所有字符
                    const chars = waveContainer.querySelectorAll('.bounce-text');
                    if (chars.length === 0) return;
                    
                    // 移动波峰位置
                    peakPosition = (peakPosition + 1) % chars.length;
                    
                    // 应用变换
                    chars.forEach((char, index) => {
                        if (index === peakPosition) {
                            // 波峰位置
                            char.style.transform = 'translateY(-8px)';
                        } else if (Math.abs(index - peakPosition) === 1) {
                            // 波峰旁边的字符稍微上移
                            char.style.transform = 'translateY(-4px)';
                        } else {
                            // 其他字符回到原位
                            char.style.transform = 'translateY(0)';
                        }
                    });
                }, 100); // 每100ms更新一次波峰位置
            }
            
            // 开始打字机效果
            typeLoadingText();
            
            // 存储文本到 sessionStorage
            sessionStorage.setItem('uploadedText', text);
            console.log(text)
            
            // 获取上传的图片数据
            const uploadedImage = sessionStorage.getItem('uploadedImage');
            // 分析反馈内容，生成解读结果
            analyzeUserInput(text, uploadedImage).then(() => {
                // 解读完成后跳转到反馈页面
                window.location.href = 'feedback.html';
            }).catch(error => {
                console.error('解读失败:', error);
                alert('解读失败，请重试');
                resolveButton.disabled = false;
                resolveButton.textContent = '一键解读';
            });
        });
    }

    // 分析用户输入和图片的函数
    async function analyzeUserInput(text, imageData) {
        try {
            const health = await fetch(`${BASE_URL}health`)
            console.log(health)
            const response = await fetch(`${BASE_URL}api/analyze`, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    text: text,
                    image_data: imageData,
                    request_model_id: 'gpt-4.1-mini'
                })
            });
            console.log(response)
            const data = await response.json();
            console.log(data)
            const rep = data['output'][0]['content'][0]['text'];
            sessionStorage.setItem('analysisResult', rep);
        } catch (error) {
            console.error('分析失败:', error);
            // 使用默认的分析结果
            const defaultAnalysis = `情绪值：😠😠😠\n\n情绪分析：需求方目前很不满，需要大幅改正。
修改建议：
1. 色彩调整：在保持整体色调的基础上，加入一些明亮的点缀色，如淡黄色、淡紫蓝、淡红蓝微粉等。用于按钮、图标或重要文本，以增加吸引力。
2. 增加层级感：利用饱和度（Glassmorphism）效果，为卡片/重要框添加模糊背景和阴影，营造出浮起感，引入3D元素或深浅变化，增加页面的深度和空间感。
3. 增加互动性：为按钮和图标添加悬停动画或点击动画，提供用户及时反馈。引入微动画（Micro-interactions），如加载动画、切换动画等等，使页面更具活力。`;
            
            sessionStorage.setItem('analysisResult', defaultAnalysis);
        }
    }
    
    // 示例图片添加到参考案例
    const exampleCards = document.querySelectorAll('.example-card');
    if (exampleCards.length > 0) {
        // 为示例卡片添加示例图片背景
        const exampleBgs = [
            'linear-gradient(45deg, #2d2d4e, #1e1e30)',
            'linear-gradient(45deg, #2e2e2e, #1a1a1a)',
            'linear-gradient(45deg, #332e42, #1f1b30)'
        ];
        
        exampleCards.forEach((card, index) => {
            card.style.background = exampleBgs[index % exampleBgs.length];
        });
    }
    
    // 加载并显示反馈页面的分析结果
    function loadAnalysisResult() {
        const analysisResult = sessionStorage.getItem('analysisResult');
        console.log(analysisResult)
        if (!analysisResult) return;
        
        try {
            // 设置情绪值
            if (analysisResult) {
                const emotionIcons = document.querySelector('.emotion-icons');
                const emotionText = document.querySelector('.emotion-text');
                
                if (emotionIcons && emotionText) {
                    // 清空图标区域
                    emotionIcons.innerHTML = '';
                    
                    // 提取情绪值部分
                    const emojiText = analysisResult.split('情绪值：')[1].split('\n')[0];
                    
                    const emotionAnalyse = analysisResult.split('情绪分析：')[1].split('\n')[0];

                    // 提取emoji
                    const emojis = [emojiText.codePointAt(0), emojiText.codePointAt(2), emojiText.codePointAt(4)];
                    console.log(emojis)
                    emojis.forEach(emoji => {
                        console.log(emoji)
                    })
                    
                    if (emojis) {
                        // 只显示3个emoji，确保一致性
                        const displayEmojis = emojis.slice(0, 3);
                        displayEmojis.forEach(emoji => {
                            const span = document.createElement('span');
                            span.className = 'emoji';
                            span.textContent = String.fromCodePoint(emoji);
                            emotionIcons.appendChild(span);
                        });
                    } else {
                        // 默认情绪
                        for (let i = 0; i < 3; i++) {
                            const span = document.createElement('span');
                            span.className = 'emoji';
                            span.textContent = '😠';
                            emotionIcons.appendChild(span);
                        }
                    }
                    
                    // 设置文字描述
                    // 查找"情绪分析："部分
                    let textDescription = '';
                    if (emotionAnalyse) {
                        textDescription = emotionAnalyse.trim();
                    } else {
                        // 如果没有情绪分析部分，根据emoji生成默认文本
                        if (emojis && emojis[0] === '😠') {
                            textDescription = '需求方对设计非常不满意，建议全面改进';
                        } else if (emojis && emojis[0] === '🙁') {
                            textDescription = '需求方对设计不太满意，需要较多改进';
                        } else if (emojis && emojis[0] === '😐') {
                            textDescription = '需求方对设计感觉一般，有改进空间';
                        } else if (emojis && emojis[0] === '🙂') {
                            textDescription = '需求方对设计比较满意，小幅改进即可';
                        } else if (emojis && emojis[0] === '😊') {
                            textDescription = '需求方对设计非常满意，细节优化即可';
                        } else {
                            textDescription = '需要基于反馈进行改进';
                        }
                    }
                    
                    emotionText.textContent = textDescription;
                }
            }
            
            // 提取修改建议
            const suggestionsContainer = document.querySelector('.suggestions-container');
            if (suggestionsContainer) {
                try {
                    // 使用split提取修改建议部分
                    const suggestionsText = analysisResult.split('修改建议：')[1].split('搜索内容：')[0];
                    sessionStorage.setItem('suggestionsText', suggestionsText)
                    
                    if (suggestionsText) {
                        // 提取三个建议
                        const suggestionLines = suggestionsText.trim().split('\n\n');
                        const suggestions = [];
                        
                        // 处理每一行建议
                        for (let i = 0; i < suggestionLines.length; i++) {
                            const line = suggestionLines[i].trim();
                            if (line.match(/^\d+\.\s/)) {
                                // 找到了序号开头的行，这是建议的标题和内容
                                const suggestionText = line.replace(/^\d+\.\s/, '');
                                
                                // 拆分标题和内容（假设冒号或：分隔）
                                let title = suggestionText;
                                let content = '';
                                
                                if (suggestionText.includes('：')) {
                                    [title, content] = suggestionText.split('：', 2);
                                } else if (suggestionText.includes(':')) {
                                    [title, content] = suggestionText.split(':', 2);
                                }
                                
                                suggestions.push({
                                    title: title.trim(),
                                    content: content.trim()
                                });
                                
                                // 最多收集三个建议
                                if (suggestions.length >= 3) break;
                            }
                        }
                        
                        // 更新建议卡片
                        if (suggestions.length > 0) {
                            const cardStyles = ['yellow-top', 'cyan-top', 'purple-top'];
                            suggestionsContainer.innerHTML = '';
                            
                            suggestions.forEach((suggestion, index) => {
                                const cardStyle = cardStyles[index % cardStyles.length];
                                const card = document.createElement('div');
                                card.className = `suggestion-card ${cardStyle}`;
                                
                                const titleElement = document.createElement('h3');
                                titleElement.className = 'suggestion-title';
                                titleElement.textContent = suggestion.title;
                                
                                const textElement = document.createElement('p');
                                textElement.className = 'suggestion-text';
                                textElement.textContent = suggestion.content;
                                
                                card.appendChild(titleElement);
                                card.appendChild(textElement);
                                suggestionsContainer.appendChild(card);
                            });
                            
                            // 加载参考案例
                            loadReferenceExamples(suggestions);
                        }
                    }
                } catch (error) {
                    console.error('解析建议失败:', error);
                }
            }
        } catch (error) {
            console.error('解析分析结果失败:', error);
        }
    }
    
    // 根据建议加载参考案例
    async function loadReferenceExamples(suggestions) {
        const analysisResult = sessionStorage.getItem('analysisResult');
        const searchContent = analysisResult.split('搜索内容：')[1].trim();
        const examplesContainer = document.querySelector('.examples-container');
        if (!examplesContainer) return;
        
        // 获取现有的示例卡片元素
        const exampleCards = examplesContainer.querySelectorAll('.example-card');
        if (exampleCards.length !== 2) {
            console.error('未找到预期的两个示例卡片元素');
            return;
        }
        
        try {
            // 显示加载状态
            exampleCards.forEach(card => {
                const img = card.querySelector('.example-image');
                const desc = card.querySelector('.example-desc');
                const sourceLink = card.querySelector('.example-source a');
                
                if (img) {
                    img.style.display = 'none';
                }
                if (desc) {
                    desc.innerHTML = `
                        <div class="optimization-loading">
                            <div class="loading-spinner"></div>
                            <div class="loading-text">正在搜索设计参考案例...</div>
                        </div>
                    `;
                }
                if (sourceLink) {
                    sourceLink.href = '#';
                    sourceLink.textContent = '加载中...';
                }
            });
            
            // 获取原始反馈文本和上传的图片
            const suggestionsText = sessionStorage.getItem('suggestionsText') || '';
            
            // 调用后端搜索API
            const response = await fetch(`${BASE_URL}api/search`, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    query: searchContent,
                    num_results: 2
                })
            });

            if (!response.ok) {
                throw new Error('搜索请求失败');
            }

            const searchData = await response.json();
            
            if (!searchData.items || searchData.items.length === 0) {
                throw new Error('未找到搜索结果');
            }
            
            // 处理搜索结果
            const examples = searchData.items.map(result => ({
                title: result.title,
                sourceUrl: result.link,
                description: result.snippet || '',
                image: result.image || ''
            }));
            
            // 使用GPT生成描述
            for (let i = 0; i < examples.length; i++) {
                const example = examples[i];
                try {
                    const response = await fetch(`${BASE_URL}api/analyze-case-study`, {
                        method: 'POST',
                        headers: {
                            'Content-Type': 'application/json'
                        },
                        body: JSON.stringify({
                            user_input: `请分析这个设计案例：${example.title}\n${example.description}\n修改建议：${suggestionsText}\n基于原始设计反馈和修改建议，详细分析为什么这个设计案例可以解决用户面临的设计问题。描述要专业、具体，并关注设计细节。你只需要简单介绍案例内容和特点，然后简要分析即可，不要输出其他内容。`,
                            request_model_id: 'gpt-4.1-mini'
                        })
                    });

                    if (response.ok) {
                        const data = await response.json();
                        if (data.output && data.output[0].content[0].text) {
                            example.description = data.output[0].content[0].text.trim();
                        }
                    }
                } catch (gptError) {
                    console.error('生成案例描述失败:', gptError);
                    // 使用默认描述
                    example.description = i === 0 ?
                        '这个案例展示了清晰的视觉层次结构和吸引人的色彩搭配，能有效解决原设计中的平面感问题。通过对比度增强和微妙的动效，它能提高用户体验和互动性，同时保持整体设计的专业性。' :
                        '该设计运用了精细的色彩渐变和现代化的UI元素，完美解决了原始设计中的视觉单调问题。透过精心安排的布局和适当的留白，创造出流畅的用户浏览体验，同时增加了设计的精致感和专业度。';
                }
            }
            
            // 更新UI
            examples.forEach((example, index) => {
                const card = exampleCards[index];
                if (!card) return;
                
                const img = card.querySelector('.example-image');
                const desc = card.querySelector('.example-desc');
                const source = card.querySelector('.example-source');
                
                if (img) {
                    img.style.display = 'block';
                    img.src = example.image;
                    img.alt = example.title;
                }
                
                if (desc) {
                    desc.innerHTML = example.description;
                }
                
                if (source) {
                    const sourceLink = source.querySelector('a');
                    if (sourceLink) {
                        sourceLink.href = example.sourceUrl;
                        sourceLink.textContent = example.title;
                    }
                }
            });
            
        } catch (error) {
            console.error('加载参考案例失败:', error);
            
            // 在错误情况下更新UI
            exampleCards.forEach(card => {  
                const desc = card.querySelector('.example-desc');
                if (desc) {
                    desc.textContent = '加载参考案例失败，请刷新重试';
                    desc.style.color = '#ff6b6b';
                }
            });
        }
    }
    
    // 当在反馈页面时，加载分析结果
    if (window.location.pathname.includes('feedback.html')) {
        loadAnalysisResult();
        
        // 优化方案功能
        setupOptimizationButtons();
    }
    
    // 设置优化方案按钮功能
    function setupOptimizationButtons() {
        const gpt4Button = document.getElementById('gpt4-btn');
        const mjButton = document.getElementById('mj-btn');
        
        if (gpt4Button) {
            gpt4Button.addEventListener('click', function() {
                generateGPT4Optimization();
            });
        }
        
        if (mjButton) {
            mjButton.addEventListener('click', function() {
                generateDalleOptimization();
            });
        }
    }
    
    // 使用GPT-4生成优化方案
    async function generateGPT4Optimization() {
        const gpt4Button = document.getElementById('gpt4-btn');
        const gpt4Content = document.getElementById('gpt4-content');
        
        if (!gpt4Button || !gpt4Content) return;
        
        try {
            // 禁用按钮
            gpt4Button.disabled = true;
            gpt4Button.textContent = '生成中...';
            
            // 显示加载动画
            showLoadingState(gpt4Content, '正在生成优化方案，请稍候...');
            
            // 获取原始反馈和图片
            const uploadedText = sessionStorage.getItem('uploadedText') || '';
            const uploadedImage = sessionStorage.getItem('uploadedImage');
            const analysisResult = sessionStorage.getItem('analysisResult') || '';
            
            if (!uploadedImage) {
                throw new Error('未找到原始设计图片');
            }
            
            // 提取修改建议
            let suggestions = [];
            if (analysisResult.includes('修改建议：')) {
                const suggestionsText = analysisResult.split('修改建议：')[1].split('搜索内容：')[0];
                suggestions = suggestionsText
                    .split('\n')
                    .filter(line => line.match(/^\d+\./))
                    .map(line => line.replace(/^\d+\.\s+/, '').trim());
            }
            
            // 调用后端API
            const response = await fetch(`${BASE_URL}api/optimize-design`, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    text: uploadedText,
                    image_data: uploadedImage,
                    suggestions: suggestions,
                    request_model_id: 'gpt-image-1',
                    openai_key: sessionStorage.getItem('userOpenaiKey') || '',
                    user_key: sessionStorage.getItem('userKey') || ''
                })
            });

            if (!response.ok) {
                throw new Error('优化请求失败');
            }

            const data = await response.json();
            
            if (data.data && data.data[0] && data.data[0].url) {
                // 展示生成的图片
                showOptimizationResult(gpt4Content, data.data[0].url);
                gpt4Button.disabled = false;
                gpt4Button.textContent = '重新生成';
            } else {
                throw new Error('API未返回图片数据');
            }
            
        } catch (error) {
            console.error('生成优化方案失败:', error);
            gpt4Content.innerHTML = `
                <div class="optimization-placeholder">
                    <p style="color: #ff6b6b;">生成失败: ${error.message || '请稍后重试'}</p>
                </div>
            `;
            gpt4Button.disabled = false;
            gpt4Button.textContent = '重试';
        }
    }
    
    async function generateDalleOptimization() {
        const mjButton = document.getElementById('mj-btn');
        const mjContent = document.getElementById('mj-content');
        if (!mjButton || !mjContent) return;
    
        try {
            mjButton.disabled = true;
            mjButton.textContent = '生成中...';
            showLoadingState(mjContent, '正在优化设计，请稍候...');
    
            // 获取原始反馈和建议
            const analysisResult = sessionStorage.getItem('analysisResult') || '';
            let suggestions = [];
            if (analysisResult.includes('修改建议：')) {
                const suggestionsText = analysisResult.split('修改建议：')[1].split('搜索内容：')[0];
                suggestions = suggestionsText
                    .split('\n')
                    .filter(line => line.match(/^\d+\./))
                    .map(line => line.replace(/^\d+\.\s+/, '').trim());
            }
            
            // 获取原始图片
            const uploadedImage = sessionStorage.getItem('uploadedImage');
            if (!uploadedImage) {
                throw new Error('未找到原始设计图片');
            }

            // 构建提示词
            const uploadedText = sessionStorage.getItem('uploadedText') || '';

            // 调用后端API
            const response = await fetch(`${BASE_URL}api/optimize-design`, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    text: uploadedText,
                    image_data: uploadedImage,
                    suggestions: suggestions,
                    request_model_id: 'dall-e-2',
                    openai_key: sessionStorage.getItem('userOpenaiKey') || '',
                    user_key: sessionStorage.getItem('userKey') || ''
                })
            });
            if (response.status === 503) {
                const errData = await response.json();
                alert(errData.detail)
                throw new Error('用户无生图权限')
            }

            const data = await response.json();
            
            if (data.data && data.data[0] && data.data[0].url) {
                // 展示生成的图片
                showOptimizationResult(mjContent, data.data[0].url);
                mjButton.disabled = false;
                mjButton.textContent = '重新生成';
            } else {
                throw new Error('API未返回图片数据');
            }
    
        } catch (error) {
            console.error('生成优化方案失败:', error);
            mjContent.innerHTML = `
                <div class="optimization-placeholder">
                    <p style="color: #ff6b6b;">生成失败: ${error.message || '请稍后重试'}</p>
                </div>
            `;
            mjButton.disabled = false;
            mjButton.textContent = '重试';
        }
    }
    
    // 显示加载状态
    function showLoadingState(container, message) {
        container.innerHTML = `
            <div class="optimization-loading">
                <div class="loading-spinner"></div>
                <div class="loading-text">${message}</div>
            </div>
            <div class="optimization-placeholder">
                <p>生成中，请稍候...</p>
            </div>
        `;
    }
    
    // 显示优化结果
    function showOptimizationResult(container, imageUrl) {
        container.innerHTML = `
            <div class="optimization-result">
                <img src="${imageUrl}" alt="优化方案" />
            </div>
        `;
    }
    
    // 润色功能
    const generateBtn = document.getElementById('generateBtn');
    if (generateBtn) {
        generateBtn.addEventListener('click', function() {
            const userInput = document.getElementById('userInput').value.trim();
            if (!userInput) {
                alert('请输入需要润色的内容');
                return;
            }
            
            // 显示Toast提示
            const toast = document.getElementById('toast');
            toast.style.display = 'block';
            
            // 调用OpenAI API
            callOptimizeText(userInput);
        });
    }
    
    // OpenAI API调用函数
    async function callOptimizeText(inputText) {
        try {
            // 获取原始反馈文本
            const originalFeedback = sessionStorage.getItem('uploadedText') || '';
            
            const response = await fetch(`${BASE_URL}api/optimize-text`, {
                method: 'POST',
                headers: {
                    'Content-Type': 'application/json'
                },
                body: JSON.stringify({
                    original_feedback: originalFeedback,
                    user_input: inputText,
                    request_model_id: 'gpt-4.1-mini'
                })
            });

            if (!response.ok) {
                throw new Error('文本优化请求失败');
            }

            const data = await response.json();
            
            // 隐藏Toast
            const toast = document.getElementById('toast');
            toast.style.display = 'none';
            
            if (data.output && data.output[0].content[0].text.length > 0) {
                // 显示API返回的结果
                const optimizedText = data['output'][0]['content'][0]['text'];
                const resultContent = document.getElementById('resultContent');
                const resultCard = document.getElementById('resultCard');
                
                resultContent.innerText = optimizedText;
                resultCard.style.display = 'block';
                
                // 平滑滚动到结果区域
                resultCard.scrollIntoView({ behavior: 'smooth' });
            } else {
                handleAPIError('未获取到有效响应');
            }
        } catch (error) {
            handleAPIError(error);
        }
    }
    
    // 处理API错误
    function handleAPIError(error) {
        console.error('API调用失败:', error);
        
        // 隐藏Toast
        const toast = document.getElementById('toast');
        toast.style.display = 'none';
        
        // 显示错误信息，同时提供备选方案
        const resultContent = document.getElementById('resultContent');
        const resultCard = document.getElementById('resultCard');
        
        // 备选文案，当API调用失败时使用
        const userInput = document.getElementById('userInput').value.trim();
        let fallbackText = '';
        if (userInput.includes('不行') || userInput.includes('不能')) {
            fallbackText = '感谢您的建议，我们团队已经考虑过这个方案，但受到一些技术限制，暂时无法实现。我们已经记录下您的想法，并会在后续版本中尝试优化解决。';
        } else if (userInput.includes('丑') || userInput.includes('难看')) {
            fallbackText = '非常感谢您的审美建议！我们设计团队正在不断优化视觉体验，您提出的这些意见非常有价值，我们会在下一版本中优先考虑调整。';
        } else {
            fallbackText = '您的意见我们已经记录，团队会认真研究并在后续迭代中考虑采纳。感谢您的宝贵反馈，这对我们产品的完善非常重要！';
        }
        
        resultContent.innerText = fallbackText;
        resultCard.style.display = 'block';
        
        // 平滑滚动到结果区域
        resultCard.scrollIntoView({ behavior: 'smooth' });
    }

    // 添加图片转base64函数
    async function convertImageToBase64(imageUrl) {
        try {
            const response = await fetch(imageUrl);
            const blob = await response.blob();
            return new Promise((resolve, reject) => {
                const reader = new FileReader();
                reader.onloadend = () => {
                    // 返回完整的Data URL
                    resolve(reader.result);
                };
                reader.onerror = reject;
                reader.readAsDataURL(blob);
            });
        } catch (error) {
            console.error('转换图片为base64失败:', error);
            return imageUrl; // 如果失败，返回原始URL
        }
    }

    // API Key Dialog functionality
    const apiKeyLink = document.getElementById('apiKeyLink');
    const apiKeyDialog = document.getElementById('apiKeyDialog');
    const apiKeyInput = document.getElementById('apiKeyInput');
    const saveApiKey = document.getElementById('saveApiKey');
    const cancelApiKey = document.getElementById('cancelApiKey');

    if (apiKeyLink && apiKeyDialog) {
        // Show dialog when clicking the link
        apiKeyLink.addEventListener('click', function(e) {
            e.preventDefault();
            apiKeyDialog.style.display = 'flex';
            // Load existing key if available
            const existingKey = sessionStorage.getItem('userOpenaiKey');
            if (existingKey) {
                apiKeyInput.value = existingKey;
            }
        });

        // Save API Key
        saveApiKey.addEventListener('click', function() {
            const key = apiKeyInput.value.trim();
            if (key) {
                sessionStorage.setItem('userOpenaiKey', key);
                apiKeyDialog.style.display = 'none';
                // Show success message
                const toast = document.getElementById('toast');
                toast.textContent = 'API Key已保存';
                toast.style.display = 'block';
                setTimeout(() => {
                    toast.style.display = 'none';
                }, 2000);
            }
        });

        // Cancel button
        cancelApiKey.addEventListener('click', function() {
            apiKeyDialog.style.display = 'none';
        });

        // Close dialog when clicking outside
        apiKeyDialog.addEventListener('click', function(e) {
            if (e.target === apiKeyDialog) {
                apiKeyDialog.style.display = 'none';
            }
        });
    }

    // User Key Dialog functionality
    const userKeyLink = document.getElementById('userKeyLink');
    const userKeyDialog = document.getElementById('userKeyDialog');
    const userKeyInput = document.getElementById('userKeyInput');
    const saveUserKey = document.getElementById('saveUserKey');
    const cancelUserKey = document.getElementById('cancelUserKey');

    if (userKeyLink && userKeyDialog) {
        // Show dialog when clicking the link
        userKeyLink.addEventListener('click', function(e) {
            e.preventDefault();
            userKeyDialog.style.display = 'flex';
            // Load existing key if available
            const existingKey = sessionStorage.getItem('userKey');
            if (existingKey) {
                userKeyInput.value = existingKey;
            }
        });

        // Save User Key
        saveUserKey.addEventListener('click', function() {
            const key = userKeyInput.value.trim();
            if (key) {
                sessionStorage.setItem('userKey', key);
                userKeyDialog.style.display = 'none';
                // Show success message
                const toast = document.getElementById('toast');
                toast.textContent = '用户密钥已保存';
                toast.style.display = 'block';
                setTimeout(() => {
                    toast.style.display = 'none';
                }, 2000);
            }
        });

        // Cancel button
        cancelUserKey.addEventListener('click', function() {
            userKeyDialog.style.display = 'none';
        });

        // Close dialog when clicking outside
        userKeyDialog.addEventListener('click', function(e) {
            if (e.target === userKeyDialog) {
                userKeyDialog.style.display = 'none';
            }
        });
    }
});