feat: 百科rag

2026-04-23 11:13:23 +08:00
parent 40f3a8cfa8
commit 9fe2fd42e0
23 changed files with 1129 additions and 69 deletions
@@ -0,0 +1,113 @@
+// pages/wiki/chat/history/index.js
+import request from '../../../../utils/request';
+
+Page({
+  data: {
+    list: [],
+    total: 0,
+    current: 1,
+    pageSize: 15,
+    loading: false,
+    hasMore: true,
+    showClearDialog: false,
+  },
+
+  onLoad() {
+    this.fetchHistory(true);
+  },
+
+  fetchHistory(reset = false) {
+    if (this.data.loading) return;
+    if (!reset && !this.data.hasMore) return;
+
+    const current = reset ? 1 : this.data.current;
+    this.setData({ loading: true });
+
+    request.get('/plant/chat/history', { current, pageSize: this.data.pageSize })
+      .then(res => {
+        const items = (res.list || []).map(item => ({
+          ...item,
+          answerPreview: (item.answer || '').substring(0, 80) + ((item.answer || '').length > 80 ? '...' : ''),
+        }));
+        const total = res.total || 0;
+
+        if (reset) {
+          this.setData({
+            list: items,
+            total,
+            current: 2,
+            hasMore: items.length < total,
+            loading: false,
+          });
+        } else {
+          const old = this.data.list;
+          const update = {};
+          items.forEach((item, i) => {
+            update[`list[${old.length + i}]`] = item;
+          });
+          update.current = current + 1;
+          update.hasMore = (old.length + items.length) < total;
+          update.loading = false;
+          update.total = total;
+          this.setData(update);
+        }
+      })
+      .catch(() => {
+        this.setData({ loading: false });
+      });
+  },
+
+  loadMore() {
+    this.fetchHistory(false);
+  },
+
+  onTapItem(e) {
+    const item = e.currentTarget.dataset.item;
+    // Navigate to chat page with prefilled Q&A
+    wx.navigateTo({
+      url: '/pages/wiki/chat/index?fromHistory=1',
+      success(res) {
+        res.eventChannel.emit('historyData', {
+          question: item.question,
+          answer: item.answer,
+        });
+      },
+    });
+  },
+
+  onDeleteItem(e) {
+    const id = e.currentTarget.dataset.id;
+    wx.showModal({
+      title: '删除记录',
+      content: '确定删除这条问答记录吗？',
+      success: (res) => {
+        if (res.confirm) {
+          request.post('/plant/chat/history/delete', { id }).then(() => {
+            wx.showToast({ title: '已删除', icon: 'success' });
+            this.fetchHistory(true);
+          });
+        }
+      },
+    });
+  },
+
+  onClearAll() {
+    this.setData({ showClearDialog: true });
+  },
+
+  closeClearDialog() {
+    this.setData({ showClearDialog: false });
+  },
+
+  doClearAll() {
+    this.setData({ showClearDialog: false });
+    request.post('/plant/chat/history/clear').then(() => {
+      wx.showToast({ title: '已清空', icon: 'success' });
+      this.setData({ list: [], total: 0, hasMore: false });
+    });
+  },
+
+  goToChat() {
+    wx.navigateBack();
+  },
+});