Initial import: Music_Server, MusicFree, catalog-sync

catalog-sync/musicdl/catalogsync/catalog_export.py

@@ -0,0 +1,66 @@
+from __future__ import annotations
+
+from dataclasses import dataclass
+import os
+import subprocess
+from typing import Any, Mapping
+
+
+@dataclass(frozen=True)
+class CatalogExportResult:
+    status: str
+    command: str | None = None
+    workdir: str | None = None
+    returncode: int | None = None
+    stdout: str = ""
+    stderr: str = ""
+
+
+def _read_config_value(config_snapshot: Mapping[str, Any] | None, key: str) -> str | None:
+    snapshot = config_snapshot or {}
+    if key in snapshot:
+        value = snapshot.get(key)
+        return None if value is None else str(value)
+    value = os.environ.get(key)
+    return None if value is None else str(value)
+
+
+def run_catalog_export_command(config_snapshot: Mapping[str, Any] | None) -> CatalogExportResult:
+    command = _read_config_value(config_snapshot, "CATALOG_EXPORT_COMMAND")
+    workdir = _read_config_value(config_snapshot, "CATALOG_EXPORT_WORKDIR")
+    normalized_command = (command or "").strip()
+
+    if not normalized_command:
+        return CatalogExportResult(
+            status="skipped",
+            command=normalized_command or None,
+            workdir=workdir,
+        )
+
+    try:
+        completed = subprocess.run(
+            normalized_command,
+            shell=True,
+            cwd=workdir,
+            capture_output=True,
+            text=True,
+            check=False,
+        )
+    except Exception as exc:
+        return CatalogExportResult(
+            status="failed",
+            command=normalized_command,
+            workdir=workdir,
+            stderr=str(exc) or exc.__class__.__name__,
+        )
+
+    status = "succeeded" if completed.returncode == 0 else "failed"
+
+    return CatalogExportResult(
+        status=status,
+        command=normalized_command,
+        workdir=workdir,
+        returncode=completed.returncode,
+        stdout=completed.stdout or "",
+        stderr=completed.stderr or "",
+    )