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Page({ data: { // 当前时间
currentTime: '', // 聊天消息
messages: [], // 输入框相关
inputValue: '', autoFocus: false, // 症状选择
quickSymptoms: [ '发热', '咳嗽', '腹泻', '食欲不振', '精神萎靡', '呼吸困难', '体重下降', '皮肤问题' ], selectedSymptoms: [], showSymptomSelector: false, // 症状数据
symptoms: [ { id: 1, name: '发热', category: '全身症状' }, { id: 2, name: '咳嗽', category: '呼吸系统' }, { id: 3, name: '腹泻', category: '消化系统' }, { id: 4, name: '呕吐', category: '消化系统' }, { id: 5, name: '食欲不振', category: '消化系统' }, { id: 6, name: '呼吸困难', category: '呼吸系统' }, { id: 7, name: '精神萎靡', category: '神经系统' }, { id: 8, name: '体重下降', category: '全身症状' }, { id: 9, name: '皮肤问题', category: '皮肤系统' }, { id: 10, name: '跛行', category: '运动系统' }, { id: 11, name: '眼部分泌物', category: '五官' }, { id: 12, name: '流鼻涕', category: '呼吸系统' } ], // 状态控制
isAIThinking: false, isLoading: false, loadingText: '', showMoreMenu: false },
onLoad() { this.initData(); },
onShow() { this.updateCurrentTime(); this.setData({ autoFocus: true }); },
// 初始化数据
initData() { // 设置当前时间
this.updateCurrentTime(); // 定时更新当前时间
setInterval(() => { this.updateCurrentTime(); }, 60000); },
// 更新当前时间
updateCurrentTime() { const now = new Date(); const timeString = `${now.getHours().toString().padStart(2, '0')}:${now.getMinutes().toString().padStart(2, '0')}`; this.setData({ currentTime: timeString }); },
// 输入框变化
onInput(e) { this.setData({ inputValue: e.detail.value }); },
// 发送消息
sendMessage() { const message = this.data.inputValue.trim(); if (!message) return;
// 添加用户消息
const userMessage = { id: Date.now(), type: 'user', content: message, time: this.getCurrentTime() };
this.setData({ messages: [...this.data.messages, userMessage], inputValue: '', autoFocus: true });
// 模拟AI思考
this.simulateAIResponse(message); },
// 获取当前时间
getCurrentTime() { const now = new Date(); return `${now.getHours().toString().padStart(2, '0')}:${now.getMinutes().toString().padStart(2, '0')}`; },
// 模拟AI响应
simulateAIResponse(userMessage) { this.setData({ isAIThinking: true });
// 模拟AI思考时间
setTimeout(() => { const aiMessage = this.generateAIResponse(userMessage); console.log(333,aiMessage); this.setData({ messages: [...this.data.messages, aiMessage], isAIThinking: false }); }, 1500 + Math.random() * 1000);
},
// 生成AI响应
generateAIResponse(userMessage) { console.log(444,userMessage); const responses = { '发热': { content: '根据您的描述,牲畜出现发热症状。', diagnosis: { disease: '可能为感染性疾病或中暑', severity: 'moderate', severityText: '中度', suggestion: '建议:1. 隔离观察 2. 监测体温 3. 提供充足饮水 4. 如持续发热,及时联系兽医' } }, '咳嗽': { content: '咳嗽症状提示可能存在呼吸系统问题。', diagnosis: { disease: '可能为呼吸道感染或肺炎', severity: 'low', severityText: '轻度', suggestion: '建议:1. 保持圈舍通风 2. 避免粉尘 3. 观察呼吸频率 4. 如有加重及时就医' } }, '腹泻': { content: '腹泻症状需要关注,可能由多种原因引起。', diagnosis: { disease: '可能为消化不良或肠胃感染', severity: 'moderate', severityText: '中度', suggestion: '建议:1. 调整饲料 2. 补充电解质 3. 观察粪便性状 4. 如持续腹泻需兽医检查' } } };
// 匹配症状关键词
let response = responses['发热']; // 默认响应
for (const [symptom, data] of Object.entries(responses)) { if (userMessage.includes(symptom)) { response = data; break; } }
return { id: Date.now() + 1, type: 'assistant', content: response.content, diagnosis: response.diagnosis, time: this.getCurrentTime() }; },
// 选择快捷症状
selectQuickSymptom(e) { console.log(1111,e); const symptom = e.currentTarget.dataset.symptom; this.setData({ inputValue: symptom }); this.sendMessage(); },
// 切换症状选择器
toggleSymptomSelector() { this.setData({ showSymptomSelector: !this.data.showSymptomSelector }); },
// 关闭症状选择器
closeSymptomSelector() { this.setData({ showSymptomSelector: false }); },
// 症状选择
onSymptomSelect(e) { const { symptom } = e.detail; const selectedSymptoms = [...this.data.selectedSymptoms]; const index = selectedSymptoms.findIndex(s => s.id === symptom.id); if (index > -1) { selectedSymptoms.splice(index, 1); } else { selectedSymptoms.push(symptom); } this.setData({ selectedSymptoms }); },
// 确认症状选择
confirmSymptoms() { if (this.data.selectedSymptoms.length === 0) { wx.showToast({ title: '请选择至少一个症状', icon: 'none' }); return; }
const symptomNames = this.data.selectedSymptoms.map(s => s.name).join('、'); this.setData({ inputValue: `我的牲畜出现以下症状:${symptomNames}`, showSymptomSelector: false }); },
// 返回
goBack() { wx.navigateBack(); },
// 显示更多菜单
showMoreMenu() { this.setData({ showMoreMenu: true }); },
// 关闭更多菜单
closeMoreMenu() { this.setData({ showMoreMenu: false }); },
// 阻止事件冒泡
stopPropagation() {},
// 清空记录
clearHistory() { wx.showModal({ title: '提示', content: '确定要清空所有聊天记录吗?', success: (res) => { if (res.confirm) { this.setData({ messages: [{ id: 1, type: 'assistant', content: '您好!我是AI健康助手,有什么可以帮您?\n\n请描述您或牲畜的健康状况,我会为您提供专业的分析和建议。', time: this.getCurrentTime() }], selectedSymptoms: [] }); this.closeMoreMenu(); } } }); },
// 导出记录
exportChat() { wx.showToast({ title: '记录已保存到本地', icon: 'success' }); this.closeMoreMenu(); },
// 联系兽医
contactDoctor() { wx.showModal({ title: '联系兽医', content: '确定要拨打兽医热线吗?', success: (res) => { if (res.confirm) { wx.makePhoneCall({ phoneNumber: '400-123-4567' }); } } }); this.closeMoreMenu(); },
// 显示使用说明
showInstructions() { wx.showModal({ title: '使用说明', content: '1. 描述您或牲畜的症状\n2. AI助手会分析并提供建议\n3. 可使用快捷症状选择\n4. 诊断结果仅供参考,请及时咨询专业兽医', showCancel: false }); this.closeMoreMenu(); }});
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