chore: restructure as class

scripts/concat_licenses.py

@@ -1,16 +1,52 @@
 from pathlib import Path
 
+BOILERPLATE = """
+This file includes the combined licenses to the following components:
+
+1) The DZGUI utility
+2) The Python interpreter
+3) Third-party dependencies
+    - dayzquery
+    - requests
+    - packaging
+    - psutil
+    - PyGObject
+    - python-a2s
+
+which are collectively bundled as a turnkey application and used to run the DZGUI utility.\n\n
+"""
+DZGUI_HEADER = "DZGUI application"
+LICENSE_FILE = "LICENSE"
+
+class CombinedLicense:
+    def __init__(self) -> None:
+        self.text = BOILERPLATE
+
+    def append(self, text: str) -> None:
+        self.text += text + "\n\n"
+
+    def add_header(self, text: str) -> None:
+        self.append(f"--- License for the component '{text}' follows ---")
+
+    def add_dependency(self, dep: str) -> None:
+        self.add_header(dep)
+
+    def get_text(self) -> str:
+        return self.text
+
 def concat_license() -> str:
-    combined = ""
+    combined = CombinedLicense()
     root = Path(__file__).resolve().parents[1]
     licenses = root.joinpath("licenses")
-    self_license = root.joinpath("LICENSE")
+
-    combined += "--- DZGUI application license ---\n\n"
+    main_license = root.joinpath(LICENSE_FILE)
-    combined += self_license.read_text()
+    combined.add_header(DZGUI_HEADER)
+    combined.append(main_license.read_text())
+
     for _dir in licenses.iterdir():
+        # NOTE: expects a single file
         docs = _dir.glob("*")
         doc = list(docs)[0]
-        header = f"\n--- The verbatim license for bundled dependency '{_dir.name}' follows ---\n\n"
+        combined.add_dependency(_dir.name)
-        combined += header
+        combined.append(doc.read_text())
-        combined += doc.read_text()
+    return combined.get_text()
-    return combined