bestellanforderung: Add sketch for a sync command

bestellanforderung.py

@@ -10,6 +10,7 @@ import toml
 import zipfile
 import openpyxl
 
+from itertools import groupby
 from os import path
 from xml.etree import ElementTree
 
@@ -219,5 +220,49 @@ def extract(conf, verbose):
     printer.print_entries(entries)
 
 
+@main.command()
+@click.pass_obj
+def sync(conf):
+    """Sync order request forms to central repository."""
+
+    fromdate = datetime.date(2021, 11, 1)
+    datadir = path.realpath(conf['documents'])
+    destdir = r'O:\4-3\4-3-Alle\Organisation\Beschaffungen\2021\4.31\Nicolodi'
+    click.echo(f'{destdir}{os.sep}')
+
+    updated = []
+    for entry in os.listdir(datadir):
+        src = path.join(datadir, entry)
+        dst = path.join(destdir, entry)
+
+        if not path.isdir(src):
+            continue
+
+        m = re.match(r'(\d{8})__(.+)$', entry)
+        if not m:
+            continue
+
+        date = datetime.datetime.strptime(m.group(1), '%Y%m%d').date()
+        if date < fromdate:
+            continue
+
+        srcmap = {entry.name: entry.stat().st_mtime for entry in os.scandir(src) if not entry.name.startswith('~')}
+        dstmap = {entry.name: entry.stat().st_mtime for entry in os.scandir(dst) if not entry.name.startswith('~')}
+
+        for name, mtime in srcmap.items():
+            if mtime > dstmap.get(name, 0):
+                updated.append((entry, '>', name))
+
+        for name, mtime in dstmap.items():
+            if mtime > srcmap.get(name, 0):
+                updated.append((entry, '<', name))
+
+    for folder, entries in groupby(updated, key=lambda x: x[0]):
+        click.echo(f'· {folder}{os.sep}')
+        for entry in entries:
+            note = click.style(entry[1], fg='red' if entry[1] == '<' else 'green')
+            click.echo(f'    {note} {entry[2]}')
+
+
 if __name__ == '__main__':
     main()