From dcbf7ce789edce4042c674ab71fa89a25141084b Mon Sep 17 00:00:00 2001
From: 67au <oyy6745@gmail.com>
Date: Sat, 11 Dec 2021 03:03:14 +0800
Subject: feat(script): add new aur check

Signed-off-by: 67au <oyy6745@gmail.com>
---
 utils/aur/AURUtils/rpc.py | 88 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 88 insertions(+)
 create mode 100644 utils/aur/AURUtils/rpc.py

(limited to 'utils/aur/AURUtils/rpc.py')

diff --git a/utils/aur/AURUtils/rpc.py b/utils/aur/AURUtils/rpc.py
new file mode 100644
index 0000000..6120d41
--- /dev/null
+++ b/utils/aur/AURUtils/rpc.py
@@ -0,0 +1,88 @@
+import asyncio
+import random
+
+import aiohttp
+
+from .errors import RPCError, MaxRetries
+from .types import Results, UrlParameterType
+
+DEFAULT_AURWEB_VERSION = 5
+MAX_WORKERS = 10
+
+METHODS = {'search', 'info', 'multiinfo', 'msearch', 'suggest',
+           'suggest-pkgbase', 'get-comment-form'}
+FIELDS = {'name', 'name-desc', 'maintainer', 'depends',
+          'makedepends', 'optdepends', 'checkdepends'}
+
+
+class AsyncRPC:
+    """
+    https://wiki.archlinux.org/title/Aurweb_RPC_interface
+    """
+
+    RPC_URL = 'https://aur.archlinux.org/rpc/'
+
+    def __init__(self, max_workers: int = MAX_WORKERS):
+        self._client = aiohttp.ClientSession(timeout=aiohttp.ClientTimeout(10))
+        self.sem = asyncio.Semaphore(max_workers)
+
+    async def __aenter__(self):
+        return self
+
+    async def __aexit__(self, exc_type, exc_val, exc_tb):
+        await self.close()
+
+    async def close(self):
+        await self._client.close()
+
+    async def _post(self, params: dict) -> dict:
+        async with self.sem:
+            for i in range(5):
+                try:
+                    async with self._client.get(self.RPC_URL, params=params) as resp:
+                        resp.raise_for_status()
+                        return await resp.json()
+                except aiohttp.ServerTimeoutError:
+                    await asyncio.sleep(3 * random.random())
+                    continue
+            raise MaxRetries
+
+    async def request(self,
+                      method: str,
+                      method_params: dict[str, UrlParameterType],
+                      ):
+        params = {
+            'v': DEFAULT_AURWEB_VERSION,
+            'type': method,
+            **method_params
+        }
+        json_response = await self._post(params)
+        if 'error' in json_response:
+            raise RPCError(method, json_response['error'])
+        return Results.parse(json_response)
+
+    async def search(self,
+                     arg: UrlParameterType,
+                     search_by: str = None,
+                     ):
+        method_params = {
+            'by': search_by or [],
+            'arg': arg,
+        }
+        return await self.request('search', method_params)
+
+    async def info(self,
+                   arg: UrlParameterType,
+                   ):
+        return await self.multiinfo(arg)
+
+    async def multiinfo(self,
+                        arg: UrlParameterType,
+                        ):
+        method_params = {
+            'arg[]': arg,
+        }
+        return await self.request('multiinfo', method_params)
+
+    async def msearch(self, arg: UrlParameterType):
+        return await self.search(arg, search_by='maintainer')
-- 
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