[mod] typification of SearXNG: add new result type Code

This patch adds a new result type: Code

- Python class:   searx/result_types/code.py
- Jinja template: searx/templates/simple/result_templates/code.html
- CSS (less)      client/simple/src/less/result_types/code.less

Signed-of-by: Markus Heiser <markus.heiser@darmarIT.de>

searx/engines/searchcode_code.py

@@ -1,79 +1,62 @@
-# SPDX-License-Identifier: AGPL-3.0-or-later
-"""Searchcode (IT)
+"""Searchcode (IT)"""
 
-"""
+from __future__ import annotations
+
+import typing as t
 
-from json import loads
 from urllib.parse import urlencode
 
+from searx.result_types import EngineResults
+from searx.extended_types import SXNG_Response
+
 # about
 about = {
-    "website": 'https://searchcode.com/',
+    "website": "https://searchcode.com/",
     "wikidata_id": None,
-    "official_api_documentation": 'https://searchcode.com/api/',
+    "official_api_documentation": "https://searchcode.com/api/",
     "use_official_api": True,
     "require_api_key": False,
-    "results": 'JSON',
+    "results": "JSON",
 }
 
 # engine dependent config
-categories = ['it']
-search_api = 'https://searchcode.com/api/codesearch_I/?'
-
-# special code-endings which are not recognised by the file ending
-code_endings = {'cs': 'c#', 'h': 'c', 'hpp': 'cpp', 'cxx': 'cpp'}
+categories = ["it"]
+search_api = "https://searchcode.com/api/codesearch_I/?"
 
 # paging is broken in searchcode.com's API .. not sure it will ever been fixed
 # paging = True
 
 
-def request(query, params):
-    args = urlencode(
-        {
-            'q': query,
-            # paging is broken in searchcode.com's API
-            # 'p': params['pageno'] - 1,
-            # 'per_page': 10,
-        }
-    )
-    params['url'] = search_api + args
-    logger.debug("query_url --> %s", params['url'])
-    return params
+def request(query: str, params: dict[str, t.Any]) -> None:
+    args = {
+        "q": query,
+        # paging is broken in searchcode.com's API
+        # "p": params["pageno"] - 1,
+        # "per_page": 10,
+    }
+
+    params["url"] = search_api + urlencode(args)
+    logger.debug("query_url --> %s", params["url"])
 
 
-def response(resp):
-    results = []
-
-    search_results = loads(resp.text)
+def response(resp: SXNG_Response) -> EngineResults:
+    res = EngineResults()
 
     # parse results
-    for result in search_results.get('results', []):
-        href = result['url']
-        title = "" + result['name'] + " - " + result['filename']
-        repo = result['repo']
-
+    for result in resp.json().get("results", []):
         lines = {}
-        for line, code in result['lines'].items():
+        for line, code in result["lines"].items():
             lines[int(line)] = code
 
-        code_language = code_endings.get(
-            result['filename'].split('.')[-1].lower(), result['filename'].split('.')[-1].lower()
+        res.add(
+            res.types.Code(
+                url=result["url"],
+                title=f'{result["name"]} - {result["filename"]}',
+                repository=result["repo"],
+                filename=result["filename"],
+                codelines=sorted(lines.items()),
+                strip_whitespace=True,
+            )
         )
 
-        # append result
-        results.append(
-            {
-                'url': href,
-                'title': title,
-                'content': '',
-                'repository': repo,
-                'codelines': sorted(lines.items()),
-                'code_language': code_language,
-                'template': 'code.html',
-                'strip_whitespace': True,
-                'strip_new_lines': True,
-            }
-        )
-
-    # return results
-    return results
+    return res