Files
OpenIsle/mcp/src/openisle_mcp/search_client.py
2025-10-28 16:49:44 +08:00

344 lines
12 KiB
Python

"""HTTP client helpers for talking to the OpenIsle backend endpoints."""
from __future__ import annotations
import json
import logging
from typing import Any
import httpx
logger = logging.getLogger(__name__)
class SearchClient:
"""Client for calling the OpenIsle HTTP APIs used by the MCP server."""
def __init__(
self,
base_url: str,
*,
timeout: float = 10.0,
access_token: str | None = None,
) -> None:
self._base_url = base_url.rstrip("/")
self._timeout = timeout
self._client: httpx.AsyncClient | None = None
self._access_token = self._sanitize_token(access_token)
def _get_client(self) -> httpx.AsyncClient:
if self._client is None:
logger.debug(
"Creating httpx.AsyncClient for base URL %s with timeout %.2fs",
self._base_url,
self._timeout,
)
self._client = httpx.AsyncClient(
base_url=self._base_url,
timeout=self._timeout,
)
return self._client
@staticmethod
def _sanitize_token(token: str | None) -> str | None:
if token is None:
return None
stripped = token.strip()
return stripped or None
def update_access_token(self, token: str | None) -> None:
"""Update the default access token used for authenticated requests."""
self._access_token = self._sanitize_token(token)
if self._access_token:
logger.debug("Configured default access token for SearchClient requests.")
else:
logger.debug("Cleared default access token for SearchClient requests.")
def _resolve_token(self, token: str | None) -> str | None:
candidate = self._sanitize_token(token)
if candidate is not None:
return candidate
return self._access_token
def _require_token(self, token: str | None) -> str:
resolved = self._resolve_token(token)
if resolved is None:
raise ValueError(
"Authenticated request requires an access token. Provide a Bearer token "
"via the MCP Authorization header or configure a default token for the server."
)
return resolved
def _build_headers(
self,
*,
token: str,
accept: str = "application/json",
include_json: bool = False,
) -> dict[str, str]:
headers: dict[str, str] = {"Accept": accept}
resolved = self._resolve_token(token)
if resolved:
headers["Authorization"] = f"Bearer {resolved}"
if include_json:
headers["Content-Type"] = "application/json"
return headers
async def global_search(self, keyword: str) -> list[dict[str, Any]]:
"""Call the global search endpoint and return the parsed JSON payload."""
client = self._get_client()
logger.debug("Calling global search with keyword=%s", keyword)
response = await client.get(
"/api/search/global",
params={"keyword": keyword},
headers=self._build_headers(),
)
response.raise_for_status()
payload = response.json()
if not isinstance(payload, list):
formatted = json.dumps(payload, ensure_ascii=False)[:200]
raise ValueError(f"Unexpected response format from search endpoint: {formatted}")
logger.info(
"Global search returned %d results for keyword '%s'",
len(payload),
keyword,
)
return [self._ensure_dict(entry) for entry in payload]
async def reply_to_comment(
self,
comment_id: int,
token: str,
content: str,
captcha: str | None = None,
) -> dict[str, Any]:
"""Reply to an existing comment and return the created reply."""
client = self._get_client()
resolved_token = self._require_token(token)
headers = self._build_headers(token=resolved_token, include_json=True)
payload: dict[str, Any] = {"content": content}
if captcha is not None:
stripped_captcha = captcha.strip()
if stripped_captcha:
payload["captcha"] = stripped_captcha
logger.debug(
"Posting reply to comment_id=%s (captcha=%s)",
comment_id,
bool(captcha),
)
response = await client.post(
f"/api/comments/{comment_id}/replies",
json=payload,
headers=headers,
)
response.raise_for_status()
body = self._ensure_dict(response.json())
logger.info("Reply to comment_id=%s succeeded with id=%s", comment_id, body.get("id"))
return body
async def reply_to_post(
self,
post_id: int,
token: str,
content: str,
captcha: str | None = None,
) -> dict[str, Any]:
"""Create a comment on a post and return the backend payload."""
client = self._get_client()
resolved_token = self._require_token(token)
headers = self._build_headers(token=resolved_token, include_json=True)
payload: dict[str, Any] = {"content": content}
if captcha is not None:
stripped_captcha = captcha.strip()
if stripped_captcha:
payload["captcha"] = stripped_captcha
logger.debug(
"Posting comment to post_id=%s (captcha=%s)",
post_id,
bool(captcha),
)
response = await client.post(
f"/api/posts/{post_id}/comments",
json=payload,
headers=headers,
)
response.raise_for_status()
body = self._ensure_dict(response.json())
logger.info("Reply to post_id=%s succeeded with id=%s", post_id, body.get("id"))
return body
async def create_post(
self,
payload: dict[str, Any],
*,
token: str,
) -> dict[str, Any]:
"""Create a new post and return the detailed backend payload."""
client = self._get_client()
resolved_token = self._require_token(token)
headers = self._build_headers(token=resolved_token, include_json=True)
logger.debug(
"Creating post with category_id=%s and %d tag(s)",
payload.get("categoryId"),
len(payload.get("tagIds", []) if isinstance(payload.get("tagIds"), list) else []),
)
response = await client.post(
"/api/posts",
json=payload,
headers=headers,
)
response.raise_for_status()
body = self._ensure_dict(response.json())
logger.info("Post creation succeeded with id=%s, token=%s", body.get("id"), token)
return body
async def recent_posts(self, minutes: int) -> list[dict[str, Any]]:
"""Return posts created within the given timeframe."""
client = self._get_client()
logger.debug(
"Fetching recent posts within last %s minutes",
minutes,
)
response = await client.get(
"/api/posts/recent",
params={"minutes": minutes},
headers=self._build_headers(),
)
response.raise_for_status()
payload = response.json()
if not isinstance(payload, list):
formatted = json.dumps(payload, ensure_ascii=False)[:200]
raise ValueError(
f"Unexpected response format from recent posts endpoint: {formatted}"
)
logger.info(
"Fetched %d recent posts for window=%s minutes",
len(payload),
minutes,
)
return [self._ensure_dict(entry) for entry in payload]
async def get_post(self, post_id: int, token: str | None = None) -> dict[str, Any]:
"""Retrieve the detailed payload for a single post."""
client = self._get_client()
headers = self._build_headers(token=token)
logger.debug("Fetching post details for post_id=%s", post_id)
response = await client.get(f"/api/posts/{post_id}", headers=headers)
response.raise_for_status()
body = self._ensure_dict(response.json())
logger.info(
"Retrieved post_id=%s successfully with %d top-level comments",
post_id,
len(body.get("comments", []) if isinstance(body.get("comments"), list) else []),
)
return body
async def list_unread_notifications(
self,
*,
page: int = 0,
size: int = 30,
token: str,
) -> list[dict[str, Any]]:
"""Return unread notifications for the authenticated user."""
client = self._get_client()
resolved_token = self._require_token(token)
logger.debug(
"Fetching unread notifications with page=%s, size=%s",
page,
size,
)
response = await client.get(
"/api/notifications/unread",
params={"page": page, "size": size},
headers=self._build_headers(token=resolved_token),
)
response.raise_for_status()
payload = response.json()
if not isinstance(payload, list):
formatted = json.dumps(payload, ensure_ascii=False)[:200]
raise ValueError(
"Unexpected response format from unread notifications endpoint: "
f"{formatted}"
)
logger.info(
"Fetched %d unread notifications (page=%s, size=%s)",
len(payload),
page,
size,
)
return [self._ensure_dict(entry) for entry in payload]
async def mark_notifications_read(
self,
ids: list[int],
*,
token: str
) -> None:
"""Mark the provided notifications as read for the authenticated user."""
if not ids:
raise ValueError(
"At least one notification identifier must be provided to mark as read."
)
sanitized_ids: list[int] = []
for value in ids:
if isinstance(value, bool):
raise ValueError("Notification identifiers must be integers, not booleans.")
try:
converted = int(value)
except (TypeError, ValueError) as exc: # pragma: no cover - defensive
raise ValueError(
"Notification identifiers must be integers."
) from exc
if converted <= 0:
raise ValueError(
"Notification identifiers must be positive integers."
)
sanitized_ids.append(converted)
client = self._get_client()
resolved_token = self._require_token(token)
logger.debug(
"Marking %d notifications as read: ids=%s",
len(sanitized_ids),
sanitized_ids,
)
response = await client.post(
"/api/notifications/read",
json={"ids": sanitized_ids},
headers=self._build_headers(token=resolved_token, include_json=True),
)
response.raise_for_status()
logger.info(
"Successfully marked %d notifications as read.",
len(sanitized_ids),
)
async def aclose(self) -> None:
"""Dispose of the underlying HTTP client."""
if self._client is not None:
await self._client.aclose()
self._client = None
logger.debug("Closed httpx.AsyncClient for SearchClient.")
@staticmethod
def _ensure_dict(entry: Any) -> dict[str, Any]:
if not isinstance(entry, dict):
raise ValueError(f"Expected JSON object, got: {type(entry)!r}")
return entry