feat(completions): enhance speed of loading completion functions

fastanime/cli/completion_functions.py

@@ -0,0 +1,83 @@
+import logging
+
+logger = logging.getLogger(__name__)
+
+ANILIST_ENDPOINT = "https://graphql.anilist.co"
+
+
+anime_title_query = """
+query($query:String){
+    Page(perPage:50){
+        pageInfo{
+            total
+            currentPage
+            hasNextPage
+        }
+        media(search:$query,type:ANIME){
+            id
+                idMal
+            title{
+                romaji
+                english
+            }
+        }
+    }
+}
+"""
+
+
+def get_anime_titles(query: str, variables: dict = {}):
+    """the abstraction over all none authenticated requests and that returns data of a similar type
+
+    Args:
+        query: the anilist query
+        variables: the anilist api variables
+
+    Returns:
+        a boolean indicating success and none or an anilist object depending on success
+    """
+    from requests import post
+
+    try:
+        response = post(
+            ANILIST_ENDPOINT,
+            json={"query": query, "variables": variables},
+            timeout=10,
+        )
+        anilist_data = response.json()
+
+        # ensuring you dont get blocked
+        if (
+            int(response.headers.get("X-RateLimit-Remaining", 0)) < 30
+            and not response.status_code == 500
+        ):
+            print("Warning you are exceeding the allowed number of calls per minute")
+            logger.warning(
+                "You are exceeding the allowed number of calls per minute for the AniList api enforcing timeout"
+            )
+            print("Forced timeout will now be initiated")
+            import time
+
+            print("sleeping...")
+            time.sleep(1 * 60)
+        if response.status_code == 200:
+            eng_titles = [
+                anime["title"]["english"]
+                for anime in anilist_data["data"]["Page"]["media"]
+                if anime["title"]["english"]
+            ]
+            romaji_titles = [
+                anime["title"]["romaji"]
+                for anime in anilist_data["data"]["Page"]["media"]
+                if anime["title"]["romaji"]
+            ]
+            return [*eng_titles, *romaji_titles]
+        else:
+            return []
+    except Exception as e:
+        logger.error(f"Something unexpected occured {e}")
+        return []
+
+
+def anime_titles_shell_complete(ctx, param, incomplete):
+    return [name for name in get_anime_titles(anime_title_query, {"query": incomplete})]