feat(credit): 新增信用订单功能模块

- 添加信用订单创建页面，支持填写拖欠方、金额、年数等信息
- 实现附件上传功能，支持图片和文档文件上传预览
- 集成城市选择组件，方便用户选择所在地区
- 添加服务协议勾选确认机制
- 在app配置中注册信用订单相关路由
- 重构文件上传API，新增uploadFileByPath方法支持路径上传
- 更新发现页面，集成店铺网点查询和定位功能
- 实现下拉刷新和无限滚动加载更多网点数据
- 添加地图导航和电话拨打功能
- 优化网点列表显示，按距离排序并显示距离信息

src/pages/find/find.tsx

@@ -1,68 +1,164 @@
-import {useMemo, useState} from 'react'
-import Taro from '@tarojs/taro'
+import { useMemo, useRef, useState } from 'react'
+import Taro, { useDidShow } from '@tarojs/taro'
 import {Input, Text, View} from '@tarojs/components'
+import { Empty, InfiniteLoading, Loading, PullToRefresh } from '@nutui/nutui-react-taro'
 import {Search} from '@nutui/icons-react-taro'
+import { pageShopStore } from '@/api/shop/shopStore'
+import type { ShopStore } from '@/api/shop/shopStore/model'
+import { getCurrentLngLat } from '@/utils/location'
 import './find.scss'
 
-type SiteItem = {
-  id: string
-  cityName: string
-  address: string
-  phone: string
-  contact: string
-  distanceMeter: number
+const PAGE_SIZE = 10
+
+type LngLat = { lng: number; lat: number }
+type ShopStoreView = ShopStore & { __distanceMeter?: number }
+
+const parseLngLat = (raw: string | undefined): LngLat | null => {
+  const text = (raw || '').trim()
+  if (!text) return null
+  const parts = text.split(/[,\s]+/).filter(Boolean)
+  if (parts.length < 2) return null
+  const a = Number(parts[0])
+  const b = Number(parts[1])
+  if (!Number.isFinite(a) || !Number.isFinite(b)) return null
+
+  // Accept both "lng,lat" and "lat,lng".
+  const looksLikeLngLat = Math.abs(a) <= 180 && Math.abs(b) <= 90
+  const looksLikeLatLng = Math.abs(a) <= 90 && Math.abs(b) <= 180
+  if (looksLikeLngLat) return { lng: a, lat: b }
+  if (looksLikeLatLng) return { lng: b, lat: a }
+  return null
 }
 
-const MOCK_SITES: SiteItem[] = [
-  {
-    id: '1',
-    cityName: '北京朝阳区网点',
-    address: '地安门西大街（南门）',
-    phone: '15878179339',
-    contact: '刘先生',
-    distanceMeter: 100
-  },
-  {
-    id: '2',
-    cityName: '兰州某某区网点',
-    address: '地安门西大街（南门）',
-    phone: '15878179339',
-    contact: '黄先生',
-    distanceMeter: 150
-  },
-  {
-    id: '3',
-    cityName: '合肥市某某区网点',
-    address: '地安门西大街（南门）',
-    phone: '15878179339',
-    contact: '黄先生',
-    distanceMeter: 250
-  },
-  {
-    id: '4',
-    cityName: '南宁市某某区网点',
-    address: '广西壮族自治区南宁市良庆区五象新区五象大道403号富雅国际金融中心G1栋高层6006',
-    phone: '15878179339',
-    contact: '柳先生',
-    distanceMeter: 1250
-  }
-]
+const distanceMeters = (a: LngLat, b: LngLat) => {
+  const toRad = (x: number) => (x * Math.PI) / 180
+  const R = 6371000
+  const dLat = toRad(b.lat - a.lat)
+  const dLng = toRad(b.lng - a.lng)
+  const lat1 = toRad(a.lat)
+  const lat2 = toRad(b.lat)
+  const sin1 = Math.sin(dLat / 2)
+  const sin2 = Math.sin(dLng / 2)
+  const h = sin1 * sin1 + Math.cos(lat1) * Math.cos(lat2) * sin2 * sin2
+  return 2 * R * Math.asin(Math.min(1, Math.sqrt(h)))
+}
+
+const formatDistance = (meter: number | undefined) => {
+  if (!Number.isFinite(meter as number)) return ''
+  const m = Math.max(0, Math.round(meter as number))
+  if (m < 1000) return `${m}米`
+  const km = m / 1000
+  return `${km.toFixed(km >= 10 ? 0 : 1)}公里`
+}
 
 const Find = () => {
   const [keyword, setKeyword] = useState<string>('')
+  const [storeList, setStoreList] = useState<ShopStoreView[]>([])
+  const [loading, setLoading] = useState(false)
+  const [hasMore, setHasMore] = useState(true)
+  const [total, setTotal] = useState(0)
+  const [userLngLat, setUserLngLat] = useState<LngLat | null>(null)
 
-  const filtered = useMemo(() => {
-    const key = keyword.trim()
-    if (!key) return MOCK_SITES
-    return MOCK_SITES.filter((it) => it.cityName.includes(key))
-  }, [keyword])
+  const pageRef = useRef(1)
+  const latestListRef = useRef<ShopStoreView[]>([])
+  const loadingRef = useRef(false)
+  const coordsRef = useRef<LngLat | null>(null)
 
-  const onNavigate = (item: SiteItem) => {
-    Taro.showToast({title: `导航至：${item.cityName}（示例）`, icon: 'none'})
+  const viewList = useMemo<ShopStoreView[]>(() => {
+    const me = userLngLat
+    if (!me) return storeList
+
+    // Keep backend order; only attach distance for display.
+    return storeList.map((s) => {
+      const coords = parseLngLat(s.lngAndLat || s.location)
+      if (!coords) return s
+      return { ...s, __distanceMeter: distanceMeters(me, coords) }
+    })
+  }, [storeList, userLngLat])
+
+  const loadStores = async (isRefresh = true, keywordsOverride?: string) => {
+    if (loadingRef.current) return
+    loadingRef.current = true
+    setLoading(true)
+
+    if (isRefresh) {
+      pageRef.current = 1
+      latestListRef.current = []
+      setStoreList([])
+      setHasMore(true)
+      setTotal(0)
+    }
+
+    try {
+      if (!coordsRef.current) {
+        const me = await getCurrentLngLat('为您展示附近网点，需要获取定位信息。')
+        const lng = me ? Number(me.lng) : NaN
+        const lat = me ? Number(me.lat) : NaN
+        coordsRef.current = Number.isFinite(lng) && Number.isFinite(lat) ? { lng, lat } : null
+        setUserLngLat(coordsRef.current)
+      }
+
+      const currentPage = pageRef.current
+      const kw = (keywordsOverride ?? keyword).trim()
+      const res = await pageShopStore({
+        page: currentPage,
+        limit: PAGE_SIZE,
+        keywords: kw || undefined
+      })
+
+      const resList = res?.list || []
+      const nextList = isRefresh ? resList : [...latestListRef.current, ...resList]
+      latestListRef.current = nextList
+      setStoreList(nextList)
+
+      const count = typeof res?.count === 'number' ? res.count : nextList.length
+      setTotal(count)
+      setHasMore(nextList.length < count)
+
+      if (resList.length > 0) {
+        pageRef.current = currentPage + 1
+      } else {
+        setHasMore(false)
+      }
+    } catch (e) {
+      console.error('获取网点列表失败:', e)
+      Taro.showToast({ title: '获取网点失败', icon: 'none' })
+      setHasMore(false)
+    } finally {
+      loadingRef.current = false
+      setLoading(false)
+    }
+  }
+
+  useDidShow(() => {
+    loadStores(true).then()
+  })
+
+  const onNavigate = (item: ShopStore) => {
+    const coords = parseLngLat(item.lngAndLat || item.location)
+    if (!coords) {
+      Taro.showToast({ title: '网点暂无坐标，无法导航', icon: 'none' })
+      return
+    }
+    Taro.openLocation({
+      latitude: coords.lat,
+      longitude: coords.lng,
+      name: item.name || item.city || '网点',
+      address: item.address || ''
+    })
+  }
+
+  const onCall = (phone: string | undefined) => {
+    const p = (phone || '').trim()
+    if (!p) {
+      Taro.showToast({ title: '暂无联系电话', icon: 'none' })
+      return
+    }
+    Taro.makePhoneCall({ phoneNumber: p })
   }
 
   const onSearch = () => {
-    Taro.showToast({title: '查询（示例）', icon: 'none'})
+    loadStores(true).then()
   }
 
   return (
@@ -84,44 +180,84 @@ const Find = () => {
         </View>
       </View>
 
-      <View className='siteList'>
-        {filtered.map((item) => (
-          <View key={item.id} className='siteCard'>
-            <View className='siteCardInner'>
-              <View className='siteInfo'>
-                <View className='siteRow siteRowTop'>
-                  <Text className='siteLabel'>城市名称：</Text>
-                  <Text className='siteValue siteValueStrong'>{item.cityName}</Text>
-                </View>
-                <View className='siteDivider' />
-                <View className='siteRow'>
-                  <Text className='siteLabel'>网点地址：</Text>
-                  <Text className='siteValue'>{item.address}</Text>
-                </View>
-                <View className='siteRow'>
-                  <Text className='siteLabel'>联系电话：</Text>
-                  <Text className='siteValue'>{item.phone}</Text>
-                </View>
-                <View className='siteRow'>
-                  <Text className='siteLabel'>联系人：</Text>
-                  <Text className='siteValue'>{item.contact}</Text>
-                </View>
-              </View>
-
-              <View className='siteSide' onClick={() => onNavigate(item)}>
-                <View className='navArrow' />
-                <Text className='distanceText'>距离{item.distanceMeter}米</Text>
-              </View>
+      <PullToRefresh onRefresh={() => loadStores(true)} headHeight={60}>
+        <View style={{ height: 'calc(100vh)', overflowY: 'auto' }} id='store-scroll'>
+          {viewList.length === 0 && !loading ? (
+            <View className='emptyWrap'>
+              <Empty description='暂无网点' style={{ backgroundColor: 'transparent' }} />
             </View>
-          </View>
-        ))}
+          ) : (
+            <View className='siteList'>
+              <InfiniteLoading
+                target='store-scroll'
+                hasMore={hasMore}
+                onLoadMore={() => loadStores(false)}
+                loadingText={
+                  <View className='emptyWrap'>
+                    <Loading />
+                    <Text className='emptyText' style={{ marginLeft: '8px' }}>
+                      加载中...
+                    </Text>
+                  </View>
+                }
+                loadMoreText={
+                  <View className='emptyWrap'>
+                    <Text className='emptyText'>
+                      {viewList.length === 0 ? '暂无网点' : '没有更多了'}
+                    </Text>
+                  </View>
+                }
+              >
+                {viewList.map((item, idx) => {
+                  const name = item?.name || item?.city || item?.province || '网点'
+                  const contact = item?.managerName || '--'
+                  const distanceText = formatDistance(item?.__distanceMeter)
+                  return (
+                    <View key={String(item?.id ?? `${name}-${idx}`)} className='siteCard'>
+                      <View className='siteCardInner'>
+                        <View className='siteInfo'>
+                          <View className='siteRow siteRowTop'>
+                            <Text className='siteLabel'>网点名称：</Text>
+                            <Text className='siteValue siteValueStrong'>{name}</Text>
+                          </View>
+                          <View className='siteDivider' />
+                          <View className='siteRow'>
+                            <Text className='siteLabel'>网点地址：</Text>
+                            <Text className='siteValue'>{item?.address || '--'}</Text>
+                          </View>
+                          <View className='siteRow'>
+                            <Text className='siteLabel'>联系电话：</Text>
+                            <Text className='siteValue' onClick={() => onCall(item?.phone)}>
+                              {item?.phone || '--'}
+                            </Text>
+                          </View>
+                          <View className='siteRow'>
+                            <Text className='siteLabel'>联系人：</Text>
+                            <Text className='siteValue'>{contact}</Text>
+                          </View>
+                        </View>
 
-        {filtered.length === 0 && (
-          <View className='emptyWrap'>
-            <Text className='emptyText'>暂无网点</Text>
-          </View>
-        )}
-      </View>
+                        <View className='siteSide' onClick={() => onNavigate(item)}>
+                          <View className='navArrow' />
+                          <Text className='distanceText'>
+                            {distanceText ? `距离${distanceText}` : '查看导航'}
+                          </Text>
+                        </View>
+                      </View>
+                    </View>
+                  )
+                })}
+              </InfiniteLoading>
+
+              {total > 0 && (
+                <View className='emptyWrap' style={{ paddingTop: '10rpx' }}>
+                  <Text className='emptyText'>共 {total} 个网点</Text>
+                </View>
+              )}
+            </View>
+          )}
+        </View>
+      </PullToRefresh>
 
       <View className='bottomSafe' />
     </View>