refactor(请求工具): 重构请求参数合并逻辑，使用工具函数解析URL参数

将原有的merge_request_params函数移除，改用parseQueryString工具函数解析URL参数
合并参数的优先级调整为：调用传参 > URL参数 > 默认参数

@@ -13,6 +13,7 @@ import Taro from '@tarojs/taro'
 import { refreshSession, saveCurrentPagePath, navigateToAuth } from './authRedirect'
 import { has_offline_booking_cache } from '@/composables/useOfflineBookingCache'
 import { get_weak_network_modal_no_cache_options } from '@/utils/uiText'
+import { parseQueryString } from './tools'
 
 // import { ProgressStart, ProgressEnd } from '@/components/axios-progress/progress';
 // import store from '@/store'
@@ -51,56 +52,6 @@ service.defaults.params = {
 let has_shown_timeout_modal = false
 
 /**
- * 合并请求参数，将默认参数与请求参数合并
- * @param {Object} config - axios请求配置对象
- * @returns {Object} 合并后的请求配置对象
- */
-
-const merge_request_params = (config) => {
-  const url = config?.url || ''
-  if (!url || url.indexOf('?') === -1) {
-    const params = config?.params || {}
-    return {
-      ...config,
-      params: {
-        ...REQUEST_DEFAULT_PARAMS,
-        ...params,
-      },
-    }
-  }
-
-  const parts = url.split('?')
-  const base_url = parts[0]
-  const search = parts.slice(1).join('?')
-  const url_params = {}
-  if (search) {
-    const pairs = search.split('&')
-    for (let i = 0; i < pairs.length; i++) {
-      const pair = pairs[i]
-      if (!pair) continue
-      const index = pair.indexOf('=')
-      const raw_key = index >= 0 ? pair.slice(0, index) : pair
-      const raw_value = index >= 0 ? pair.slice(index + 1) : ''
-      const key = decodeURIComponent(raw_key || '')
-      const value = decodeURIComponent(raw_value || '')
-      if (!key) continue
-      url_params[key] = value
-    }
-  }
-  const merged_params = {
-    ...REQUEST_DEFAULT_PARAMS,
-    ...url_params,
-    ...(config?.params || {}),
-  }
-
-  return {
-    ...config,
-    url: base_url,
-    params: merged_params,
-  }
-}
-
-/**
  * 判断是否为超时错误
  * @param {Error} error - 请求错误对象
  * @returns {boolean} 是否为超时错误
@@ -188,6 +139,21 @@ service.interceptors.request.use(
     // console.warn(config)
     // console.warn(store)
 
+    // 解析 URL 参数并合并
+    const url = config.url || ''
+    let url_params = {}
+    if (url.includes('?')) {
+        url_params = parseQueryString(url)
+        config.url = url.split('?')[0]
+    }
+
+    // 优先级：调用传参 > URL参数 > 默认参数
+    config.params = {
+        ...REQUEST_DEFAULT_PARAMS,
+        ...url_params,
+        ...(config.params || {})
+    }
+
     /**
      * 动态获取sessionid并设置到请求头
      * 确保每个请求都带上最新的sessionid
@@ -197,8 +163,6 @@ service.interceptors.request.use(
       config.headers.cookie = sessionid;
     }
 
-    config = merge_request_params(config)
-
     // 增加时间戳
     if (config.method === 'get') {
         config.params = { ...config.params, timestamp: (new Date()).valueOf() }