refactor(archive): streamline repository archiving logic

- Simplify archive directory resolution using catalog state
- Replace redundant directory checks with repository model methods
- Remove unused imports and legacy functions for cleaner code
- Improve error handling for missing archive categories

src/repocat/cli/archive.py

@@ -1,29 +1,21 @@
 import shutil
 import tarfile
-from datetime import datetime, timedelta
+from datetime import datetime
 from pathlib import Path
 from typer import Typer, Option
 from rich.console import Console
 from rich.table import Table
-import subprocess
 import zstandard
 import uuid
 
 from repocat.config import load_config
-from repocat.cli.clean import is_git_dirty, is_git_unpushed, get_dir_size
+from repocat.models.catalog import RepoCatalogState
 
 app = Typer()
 console = Console()
 
 
-def get_archive_target_dir():
-    config = load_config()
-    for cat in config.categories:
-        if cat.is_archive:
-            return config.base_dir / cat.subdir
-    raise ValueError("Keine Archiv-Kategorie (is_archive: true) in der Konfiguration gefunden.")
-
-def archive_repo(source: Path, target_dir: Path, dry_run: bool):
+def archive_repo(source: Path, target_dir: Path, dry_run: bool) -> Path:
     today = datetime.today().strftime("%Y.%m.%d")
     unique = uuid.uuid4().hex[:8]
     archive_name = f"{today} - {source.name} - {unique}.tar.zst"
@@ -33,7 +25,7 @@ def archive_repo(source: Path, target_dir: Path, dry_run: bool):
         raise FileExistsError(f"Archiv existiert bereits: {archive_path}")
 
     if dry_run:
-        return archive_path  # Nur anzeigen
+        return archive_path
 
     with open(archive_path, "wb") as f:
         cctx = zstandard.ZstdCompressor(level=20)
@@ -44,6 +36,7 @@ def archive_repo(source: Path, target_dir: Path, dry_run: bool):
     shutil.rmtree(source)
     return archive_path
 
+
 @app.command("run")
 def run(
     older_than: int = Option(30, "--older-than", help="Nur Repositories älter als X Tage archivieren."),
@@ -51,11 +44,16 @@ def run(
     category: list[str] = Option(None, "--category", "-c", help="Nur bestimmte Kategorien prüfen."),
 ):
     config = load_config()
-    now = datetime.now()
-    archive_path = get_archive_target_dir()
+    catalog = RepoCatalogState.from_config(config)
+
+    archive_cat = next((c for c in catalog.categories if c.config.is_archive), None)
+    if not archive_cat:
+        console.print("[red]Keine Archiv-Kategorie in der Konfiguration gefunden.[/]")
+        raise SystemExit(1)
+
+    archive_path = archive_cat.path
     archive_path.mkdir(parents=True, exist_ok=True)
 
-    base = config.base_dir
     table = Table(title="Archivierung")
     table.add_column("Kategorie")
     table.add_column("Repository")
@@ -66,44 +64,33 @@ def run(
     archived = 0
     skipped = 0
 
-    for cat in config.categories:
-        if cat.is_archive or cat.name == "review" or cat.volatile:
+    for cat in catalog.categories:
+        if cat.config.is_archive or cat.config.name == "review" or cat.config.volatile:
             continue
-        if category and cat.name not in category:
+        if category and cat.config.name not in category:
             continue
 
-        source_dir = base / cat.subdir
-        if not source_dir.exists():
-            continue
+        limit_days = cat.config.days if cat.config.days is not None else older_than
 
-        for repo in sorted(source_dir.iterdir()):
-            if not repo.is_dir():
-                continue
-
-            mtime = datetime.fromtimestamp(repo.stat().st_mtime)
-            age_days = (now - mtime).days
-            size_mb = get_dir_size(repo) / 1024 / 1024
-
-            limit_days = cat.days if cat.days is not None else older_than
-            if age_days < limit_days:
-                table.add_row(cat.name, repo.name, str(age_days), f"{size_mb:.1f}", "[blue]Zu jung[/]")
+        for repo in cat.repos:
+            if not repo.is_expired(limit_days):
+                table.add_row(cat.config.name, repo.name, str(repo.age_days), f"{repo.size_mb:.1f}", "[blue]Zu jung[/]")
                 skipped += 1
                 continue
 
-            if (repo / ".git").exists():
-                if is_git_dirty(repo) or is_git_unpushed(repo):
-                    table.add_row(cat.name, repo.name, str(age_days), f"{size_mb:.1f}", "[blue]Geschützt (git)[/]")
+            if repo.git and repo.git.is_protected:
+                table.add_row(cat.config.name, repo.name, str(repo.age_days), f"{repo.size_mb:.1f}", "[blue]Geschützt (git)[/]")
                 skipped += 1
                 continue
 
             try:
-                archive_file = archive_repo(repo, archive_path, dry_run)
+                archive_file = archive_repo(repo.path, archive_path, dry_run)
                 action = "[yellow]Würde archivieren[/]" if dry_run else f"[green]Archiviert →[/] {archive_file.name}"
                 archived += 1
             except Exception as e:
                 action = f"[red]Fehler: {e}[/]"
 
-            table.add_row(cat.name, repo.name, str(age_days), f"{size_mb:.1f}", action)
+            table.add_row(cat.config.name, repo.name, str(repo.age_days), f"{repo.size_mb:.1f}", action)
 
     console.print(table)
     console.print(f"\n[green]✓ Archivierung abgeschlossen[/] – {archived} archiviert, {skipped} übersprungen")