[project] extract tui code into own module, also extraxt (db) models into their own module

src/teilchensammler_cli/models.py

@@ -1,23 +1,57 @@
+import logging
+import re
 import uuid
 
+from natsort import natsorted
 from sqlmodel import (
     Field,
     SQLModel,
 )
 
+logger = logging.getLogger(__name__)
 
-class TeilchenInput(SQLModel):
+
+class TeilchenBase(SQLModel):
     text: str
 
 
-class Teilchen(TeilchenInput, table=True):
+class TeilchenCreate(TeilchenBase):
+    description: str | None
+    name: str = Field(index=True)
+    number: int = Field(default=1)
+    tags: str | None
+
+    text: str  # The original input as entered by the user
+
+
+class Teilchen(TeilchenCreate, table=True):
     id: uuid.UUID = Field(default_factory=uuid.uuid7, primary_key=True)
 
-    name: str = Field(index=True)
-    description: str | None
-    tags: str | None
-    number: int = Field(default=1)
 
+def make_teilchen_input(text: str) -> TeilchenCreate | None:
+    if not text:
+        logger.error("Empty text.")
+        return None
 
+    name_end = text.find(".")
+    name = text[0:name_end]
+    if not name:
+        logger.error("Could not extract name.")
+        return None
 
+    description_start = text.find('"', name_end + 1)
+    description_end = text.find('"', description_start + 1)
+    description = text[description_start:description_end]
+    if not description:
+        logger.warning("Could not extract description.")
 
+    tags = re.findall(r"#\w+", text.lower())
+    if not tags:
+        logger.warning("No tags found in text")
+
+    return TeilchenCreate(
+        name=name,
+        description=description,
+        tags=" ".join(natsorted(tags)),
+        text=text,
+    )