🐛 Fix: aiohttp 请求时 data 和 file 不能同时存在 (#2088)

nonebot/drivers/aiohttp.py

@@ -51,11 +51,12 @@ class Mixin(ForwardMixin):
             raise RuntimeError(f"Unsupported HTTP version: {setup.version}")
 
         timeout = aiohttp.ClientTimeout(setup.timeout)
-        files = None
+
+        data = setup.data
         if setup.files:
-            files = aiohttp.FormData()
+            data = aiohttp.FormData(data or {})
             for name, file in setup.files:
-                files.add_field(name, file[1], content_type=file[2], filename=file[0])
+                data.add_field(name, file[1], content_type=file[2], filename=file[0])
 
         cookies = {
             cookie.name: cookie.value for cookie in setup.cookies if cookie.value
@@ -66,7 +67,7 @@ class Mixin(ForwardMixin):
             async with session.request(
                 setup.method,
                 setup.url,
-                data=setup.content or setup.data or files,
+                data=setup.content or data,
                 json=setup.json,
                 headers=setup.headers,
                 timeout=timeout,