ovdashboard/api/ovdashboard_api/routers/v1/_common.py

141 lines
3.3 KiB
Python

"""
Dependables for defining Routers.
"""
import logging
import re
import tomllib
import tomli_w
from fastapi import Depends, HTTPException, params, status
from webdav3.exceptions import RemoteResourceNotFound
from ...core.config import Config
from ...core.dav.caldav import CalDAV
from ...core.dav.webdav import WebDAV
from ...core.settings import SETTINGS
from ._list_manager import Dependable, DependableFn, ListManager
_logger = logging.getLogger(__name__)
_RESPONSE_OK = {
status.HTTP_200_OK: {
"description": "Operation successful",
},
}
async def get_config() -> Config:
"""
Load the configuration instance from the server using `TOML`.
"""
try:
cfg_str = await WebDAV.read_str(SETTINGS.webdav.config_filename)
cfg = Config.model_validate(tomllib.loads(cfg_str))
except RemoteResourceNotFound:
_logger.warning(
f"Config file {SETTINGS.webdav.config_filename!r} not found, creating ..."
)
cfg = Config()
cfg.calendar.aggregates["All Events"] = list(await CalDAV.calendars)
await WebDAV.write_str(
SETTINGS.webdav.config_filename,
tomli_w.dumps(cfg.model_dump()),
)
return cfg
def get_remote_path(
path_name: str,
) -> DependableFn[[], str]:
async def _get_remote_path() -> str:
cfg = await get_config()
return getattr(cfg, path_name)
return _get_remote_path
RP_FILE = get_remote_path("file_dir")
RP_IMAGE = get_remote_path("image_dir")
RP_TEXT = get_remote_path("text_dir")
def get_file_lister(
rp: DependableFn[[], str],
*,
re: re.Pattern[str],
) -> Dependable[[], list[str]]:
"""
List files in remote `path` matching the RegEx `re`
"""
async def _list_files(
remote_path: str = Depends(rp),
) -> list[str]:
if isinstance(remote_path, params.Depends):
remote_path = await rp()
_logger.debug("list %s", repr(remote_path))
try:
return await WebDAV.list_files(remote_path, regex=re)
except RemoteResourceNotFound:
_logger.error("WebDAV path %s lost!", repr(remote_path))
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND)
return Dependable(
func=_list_files,
responses={
**_RESPONSE_OK,
status.HTTP_404_NOT_FOUND: {
"description": "Remote path not found",
"content": None,
},
},
)
LM_FILE = ListManager.from_lister(
get_file_lister(rp=RP_FILE, re=re.compile(r"[^/]$", flags=re.IGNORECASE))
)
LM_IMAGE = ListManager.from_lister(
get_file_lister(
rp=RP_IMAGE, re=re.compile(r"\.(gif|jpe?g|tiff?|png|bmp)$", flags=re.IGNORECASE)
)
)
LM_TEXT = ListManager.from_lister(
get_file_lister(rp=RP_TEXT, re=re.compile(r"\.(txt|md)$", flags=re.IGNORECASE))
)
async def list_calendar_names() -> list[str]:
"""
List calendar names
"""
return await CalDAV.calendars
LM_CALENDAR = ListManager.from_lister_fn(list_calendar_names)
async def list_aggregate_names(
cfg: Config = Depends(get_config),
) -> list[str]:
"""
List aggregate calendar names
"""
if isinstance(cfg, params.Depends):
cfg = await get_config()
return list(cfg.calendar.aggregates.keys())
LM_AGGREGATE = ListManager.from_lister_fn(list_aggregate_names)