nongxiaoyu/unpackage/dist/dev/mp-weixin/pages/ai-chat/index.js

"use strict";
const common_vendor = require("../../common/vendor.js");
const common_assets = require("../../common/assets.js");
const _sfc_main = {
  data() {
    return {
      inputMessage: "",
      chatMessages: [
        {
          sender: "ai",
          content: "您好！我是农小禹，您的智能农业助手🌱 我可以帮您解答农业种植、病虫害防治、农产品管理等方面的问题。有什么可以帮助您的吗？",
          time: this.getFormattedTime(new Date(Date.now() - 36e5)),
          // 1小时前
          timestamp: Date.now() - 36e5,
          isWelcome: true
        },
        {
          sender: "user",
          content: "南方现在适合种什么蔬菜？",
          time: this.getFormattedTime(new Date(Date.now() - 6e4)),
          // 1分钟前
          timestamp: Date.now() - 6e4
        },
        {
          sender: "ai",
          content: "您可以考虑种植以下蔬菜：\n\n1. 空心菜：耐热耐湿，生长快速\n2. 丝瓜：适应性强，产量高\n3. 茄子：耐热性好，病虫害较少\n4. 辣椒：喜温喜光，南方气候适宜\n5. 秋葵：抗病性强，营养价值高\n\n记得注意排水和通风，南方雨水多，做好防涝措施。建议早晚浇水，避开中午高温时段。",
          time: this.getFormattedTime(/* @__PURE__ */ new Date()),
          timestamp: Date.now()
        }
      ],
      scrollTop: 0,
      inputHeight: 120,
      // 单位px
      scrollTimer: null,
      isProcessing: false,
      // 是否正在处理请求
      suggestedQuestions: [
        "水稻插秧后如何管理？",
        "果树夏季修剪技巧？",
        "如何防治蔬菜常见病虫害？",
        "农药使用注意事项？",
        "有机肥和化肥怎么搭配使用？"
      ],
      statusBarHeight: 20,
      // 默认值，会在mounted中获取真实值
      safeAreaBottom: 34,
      // 默认值，会在mounted中获取真实值
      isIOS: false,
      // 是否是iOS设备
      lastMessageDate: ""
      // 上一条消息的日期，用于判断是否显示日期分割线
    };
  },
  // 设置页面标题
  onNavigationBarButtonTap(e) {
    common_vendor.index.__f__("log", "at pages/ai-chat/index.vue:150", "导航栏按钮点击：", e);
  },
  mounted() {
    const systemInfo = common_vendor.index.getSystemInfoSync();
    this.statusBarHeight = systemInfo.statusBarHeight || 20;
    this.isIOS = systemInfo.platform === "ios";
    this.safeAreaBottom = systemInfo.safeAreaInsets ? systemInfo.safeAreaInsets.bottom || 0 : 0;
    this.initMessages();
    this.$nextTick(() => {
      this.scrollToBottom();
    });
  },
  methods: {
    onInputFocus() {
      this.$nextTick(() => {
        this.scrollToBottom();
      });
    },
    scrollToBottom() {
      this.$nextTick(() => {
        const query = common_vendor.index.createSelectorQuery().in(this);
        query.select(".chat-list").boundingClientRect((data) => {
          if (data) {
            this.scrollTop = data.height + 1e3;
            if (this.isH5) {
              setTimeout(() => {
                const scrollEl = document.querySelector(".chat-container");
                if (scrollEl) {
                  scrollEl.scrollTop = scrollEl.scrollHeight;
                }
              }, 100);
            }
          }
        }).exec();
      });
    },
    onScroll(e) {
    },
    getCurrentTime() {
      return this.getFormattedTime(/* @__PURE__ */ new Date());
    },
    getFormattedTime(date) {
      const hours = date.getHours().toString().padStart(2, "0");
      const minutes = date.getMinutes().toString().padStart(2, "0");
      return `${hours}:${minutes}`;
    },
    submitQuestion() {
      if (!this.inputMessage.trim() || this.isProcessing)
        return;
      this.isProcessing = true;
      this.chatMessages.push({
        sender: "user",
        content: this.inputMessage,
        time: this.getCurrentTime()
      });
      const userQuestion = this.inputMessage;
      this.inputMessage = "";
      this.scrollToBottom();
      this.chatMessages.push({
        sender: "ai",
        content: "正在思考...",
        time: this.getCurrentTime(),
        isTyping: true
      });
      setTimeout(() => {
        this.chatMessages.pop();
        let aiResponse = "感谢您的提问！作为您的农技助理，我很高兴能帮助您解决农业相关问题。您询问的内容我已收到，我们团队正在研究适合的解决方案。";
        if (userQuestion.includes("水稻")) {
          aiResponse = "水稻种植需要注意水肥管理和病虫害防治。目前南方地区水稻插秧时间已到，建议您选择抗病性强的品种，如'中优84'。插秧后7天开始浅水促根，分蘖期保持3-5cm水层。";
        } else if (userQuestion.includes("蔬菜")) {
          aiResponse = "夏季蔬菜种植需注意遮阳和水分管理。建议种植耐热品种如空心菜、苋菜、茄子等。可以采用遮阳网减少强光照射，早晚浇水避开高温时段。";
        } else if (userQuestion.includes("果树")) {
          aiResponse = "果树现在应注意夏季修剪和病虫害防治。柑橘类果树可以进行夏季修剪，去除徒长枝和内膛枝。同时注意柑橘黄龙病和炭疽病的预防，建议定期喷施药剂保护。";
        }
        this.chatMessages.push({
          sender: "ai",
          content: aiResponse,
          time: this.getCurrentTime()
        });
        this.scrollToBottom();
        this.isProcessing = false;
      }, 2e3);
    },
    useQuestion(question) {
      this.inputMessage = question;
    },
    containsKeywords(text) {
      const keywords = ["水稻", "小麦", "玉米", "病虫害", "农药", "化肥", "有机肥", "种植技术"];
      return keywords.some((keyword) => text.includes(keyword));
    },
    formatMessage(text) {
      return text.replace(/\n/g, "<br>");
    },
    initMessages() {
      this.chatMessages.forEach((msg) => {
        if (!msg.timestamp) {
          msg.timestamp = (/* @__PURE__ */ new Date()).getTime();
        }
      });
      this.chatMessages.sort((a, b) => a.timestamp - b.timestamp);
    },
    showDateSeparator(index) {
      if (index === 0)
        return true;
      const currentMsg = this.chatMessages[index];
      const prevMsg = this.chatMessages[index - 1];
      return this.isDifferentDay(currentMsg.timestamp, prevMsg.timestamp) || currentMsg.timestamp - prevMsg.timestamp > 30 * 60 * 1e3;
    },
    isDifferentDay(timestamp1, timestamp2) {
      const date1 = new Date(timestamp1);
      const date2 = new Date(timestamp2);
      return date1.getDate() !== date2.getDate() || date1.getMonth() !== date2.getMonth() || date1.getFullYear() !== date2.getFullYear();
    },
    formatDateSeparator(timestamp) {
      const now = /* @__PURE__ */ new Date();
      const msgDate = new Date(timestamp);
      if (this.isSameDay(msgDate, now)) {
        return "今天 " + this.getFormattedTime(msgDate);
      }
      const yesterday = new Date(now);
      yesterday.setDate(now.getDate() - 1);
      if (this.isSameDay(msgDate, yesterday)) {
        return "昨天 " + this.getFormattedTime(msgDate);
      }
      const oneWeekAgo = new Date(now);
      oneWeekAgo.setDate(now.getDate() - 7);
      if (msgDate >= oneWeekAgo) {
        const weekdays = ["星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六"];
        return weekdays[msgDate.getDay()] + " " + this.getFormattedTime(msgDate);
      }
      return msgDate.getFullYear() + "年" + (msgDate.getMonth() + 1) + "月" + msgDate.getDate() + "日 " + this.getFormattedTime(msgDate);
    },
    isSameDay(date1, date2) {
      return date1.getDate() === date2.getDate() && date1.getMonth() === date2.getMonth() && date1.getFullYear() === date2.getFullYear();
    }
  }
};
function _sfc_render(_ctx, _cache, $props, $setup, $data, $options) {
  return common_vendor.e({
    a: common_vendor.f($data.chatMessages, (message, index, i0) => {
      return common_vendor.e({
        a: message.sender === "ai"
      }, message.sender === "ai" ? common_vendor.e({
        b: common_assets._imports_0,
        c: message.isTyping
      }, message.isTyping ? {} : {
        d: common_vendor.t(message.content),
        e: $options.containsKeywords(message.content) ? 1 : ""
      }, {
        f: message.isTyping ? 1 : "",
        g: message.isWelcome || index === 0 ? 1 : "",
        h: common_vendor.t(message.time)
      }) : {
        i: common_vendor.t(message.time),
        j: common_vendor.t(message.content),
        k: common_assets._imports_1
      }, {
        l: index,
        m: message.sender === "ai" ? 1 : "",
        n: message.sender === "user" ? 1 : ""
      });
    }),
    b: $data.scrollTop,
    c: common_vendor.o((...args) => $options.onScroll && $options.onScroll(...args)),
    d: `calc(100vh - ${$data.inputHeight}px)`,
    e: $data.chatMessages.length <= 3 && !$data.inputMessage
  }, $data.chatMessages.length <= 3 && !$data.inputMessage ? {
    f: common_vendor.f($data.suggestedQuestions, (question, index, i0) => {
      return {
        a: common_vendor.t(question),
        b: index,
        c: common_vendor.o(($event) => $options.useQuestion(question), index)
      };
    })
  } : {}, {
    g: common_vendor.o((...args) => $options.submitQuestion && $options.submitQuestion(...args)),
    h: common_vendor.o((...args) => $options.onInputFocus && $options.onInputFocus(...args)),
    i: $data.isProcessing,
    j: $data.inputMessage,
    k: common_vendor.o(($event) => $data.inputMessage = $event.detail.value),
    l: $data.inputMessage.trim() && !$data.isProcessing ? "/static/icons/chat.png" : "/static/icons/chat_off.png",
    m: !$data.inputMessage.trim() || $data.isProcessing ? 1 : "",
    n: common_vendor.o((...args) => $options.submitQuestion && $options.submitQuestion(...args)),
    o: `${$data.isIOS ? $data.safeAreaBottom : 20}rpx`
  });
}
const MiniProgramPage = /* @__PURE__ */ common_vendor._export_sfc(_sfc_main, [["render", _sfc_render]]);
wx.createPage(MiniProgramPage);
//# sourceMappingURL=../../../.sourcemap/mp-weixin/pages/ai-chat/index.js.map