53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
"""
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Module for Facebook Messenger messages
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Uses output for input data [[https://github.com/karlicoss/fbmessengerexport][fbmessengerexport]].
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"""
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from pathlib import Path
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from typing import Iterator
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from .common import PathIsh
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import my.config.repos.fbmessengerexport.dal as messenger
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from my.config import fbmessenger as config
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def _dal() -> messenger.DAL:
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return messenger.DAL(config.export_db)
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# TODO Result type?
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def messages() -> Iterator[messenger.Message]:
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model = _dal()
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for t in model.iter_threads():
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yield from t.iter_messages()
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def _dump_helper(model: messenger.DAL, tdir: Path) -> None:
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for t in model.iter_threads():
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name = t.name.replace('/', '_') # meh..
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path = tdir / (name + '.txt')
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with path.open('w') as fo:
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for m in t.iter_messages(order_by='-timestamp'):
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# TODO would be nice to have usernames perhaps..
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dts = m.dt.strftime('%Y-%m-%d %a %H:%M')
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msg = f"{dts}: {m.text}"
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print(msg, file=fo)
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def dump_chat_history(where: PathIsh) -> None:
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p = Path(where)
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assert not p.exists() or p.is_dir()
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model = _dal()
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from shutil import rmtree
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from tempfile import TemporaryDirectory
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with TemporaryDirectory() as tdir:
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td = Path(tdir)
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_dump_helper(model, td)
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if p.exists():
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rmtree(p)
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td.rename(p)
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td.mkdir() # ugh, hacky way of preventing complaints from context manager
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