From bea84cbd33d88b7aa35ded570e2b37432b2582c9 Mon Sep 17 00:00:00 2001
From: Dima Gerasimov <karlicoss@gmail.com>
Date: Sat, 8 Sep 2018 11:42:20 +0300
Subject: [PATCH] initial

---
 calls/__init__.py | 43 +++++++++++++++++++++++++++++++++++++++++++
 calls/__main__.py |  4 ++++
 2 files changed, 47 insertions(+)

diff --git a/calls/__init__.py b/calls/__init__.py
index e69de29..cd0ea67 100644
--- a/calls/__init__.py
+++ b/calls/__init__.py
@@ -0,0 +1,43 @@
+BPATH = "/L/backups/SMSBackupRestore"
+import re
+import pytz
+_RE = re.compile(r'calls-\d+.xml')
+
+from typing import Dict, List, NamedTuple, Iterator, Iterable
+from datetime import datetime
+
+class Call(NamedTuple):
+    dt: datetime
+    duration_s: int
+    who: str
+
+    @property
+    def summary(self) -> str:
+        return f"talked with {self.who} for {self.duration_s}"
+
+
+def _extract_calls(fname: str) -> Iterator[Call]:
+    from lxml import etree # type: ignore
+    tr = etree.parse(fname)
+    for cxml in tr.findall('call'):
+        # TODO we've got local tz herer, not sure if useful..
+        # ok, so readable date is local datetime, cahnging throughout the backup
+        dt = pytz.utc.localize(datetime.utcfromtimestamp(int(cxml.get('date')) / 1000))
+        yield Call(
+            dt=dt,
+            duration_s=int(cxml.get('duration')),
+            who=cxml.get('contact_name') # TODO number if contact is unavail??
+            # TODO type? must be missing/outgoing/incoming
+        )
+
+def get_calls():
+    import os
+    calls: Dict[datetime, Call] = {}
+    for n in sorted([x for x in os.listdir(BPATH) if _RE.match(x)]):
+        # for c in _extract_calls(os.path.join(BPATH, n)):
+        #     cc = calls.get(c.dt, None)
+        #     if cc is not None and cc != c:
+        #         print(f"WARNING: {cc} vs {c}")
+        calls.update({c.dt: c for c in _extract_calls(os.path.join(BPATH, n))})
+        # always replacing with latter is good, we get better contact names
+    return sorted(calls.values(), key=lambda c: c.dt)
diff --git a/calls/__main__.py b/calls/__main__.py
index e69de29..211cde4 100644
--- a/calls/__main__.py
+++ b/calls/__main__.py
@@ -0,0 +1,4 @@
+from calls import get_calls
+
+for c in get_calls():
+    print(c)