From c90fa6e39f2c457f3b1c05167e56385024f3ac5e Mon Sep 17 00:00:00 2001
From: "Max P." <mail@0xMax42.io>
Date: Wed, 23 Jul 2025 13:33:45 +0200
Subject: [PATCH] feat(models): add configuration and lock models for patch
 management

- Introduce models for managing upstream and patch configurations.
- Add lock models to track the last processed upstream commit.
- Enable structured data validation using Pydantic.
---
 src/patchman/models/config.py | 16 ++++++++++++++++
 src/patchman/models/lock.py   | 11 +++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 src/patchman/models/config.py
 create mode 100644 src/patchman/models/lock.py

diff --git a/src/patchman/models/config.py b/src/patchman/models/config.py
new file mode 100644
index 0000000..7b85027
--- /dev/null
+++ b/src/patchman/models/config.py
@@ -0,0 +1,16 @@
+from typing import Optional
+from pydantic import BaseModel, Field, HttpUrl
+
+
+class UpstreamConfig(BaseModel):
+    url: HttpUrl = Field(..., description="Git URL of the upstream repository")
+    branch: str = Field(default="main", description="Upstream branch to track (default: 'main')")
+
+
+class PatchesConfig(BaseModel):
+    directory: str = Field(default="./patches", description="Path to patch directory")
+
+
+class PatchmanConfig(BaseModel):
+    upstream: UpstreamConfig
+    patches: PatchesConfig
diff --git a/src/patchman/models/lock.py b/src/patchman/models/lock.py
new file mode 100644
index 0000000..b9d069d
--- /dev/null
+++ b/src/patchman/models/lock.py
@@ -0,0 +1,11 @@
+from pydantic import BaseModel, Field
+from typing import Literal
+
+
+class UpstreamLock(BaseModel):
+    last_commit: str = Field(..., min_length=40, max_length=40, pattern="^[0-9a-f]{40}$",
+                             description="Commit hash of the last processed upstream repository")
+
+
+class PatchmanLock(BaseModel):
+    upstream: UpstreamLock