🚧 WIP new location system

TODO
- Locations contain the schema key
- Schema key overriden at location resolve
- No need for callable candidates,
but need to represent "this location's key"

src/importer/sources/lutris_source.py

@@ -17,19 +17,18 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
-
 from shutil import rmtree
 from sqlite3 import connect
 from time import time
 
 from src import shared
 from src.game import Game
+from src.importer.sources.location import Location
 from src.importer.sources.source import (
     SourceIterationResult,
     SourceIterator,
     URLExecutableSource,
 )
-from src.utils.decorators import replaced_by_path, replaced_by_schema_key
 from src.utils.sqlite import copy_db
 
 
@@ -52,7 +51,7 @@ class LutrisSourceIterator(SourceIterator):
             ;
         """
         params = {"import_steam": shared.schema.get_boolean("lutris-import-steam")}
-        db_path = copy_db(self.source.location / "pga.db")
+        db_path = copy_db(self.source.data_location["pga.db"])
         connection = connect(db_path)
         cursor = connection.execute(request, params)
 
@@ -73,7 +72,7 @@ class LutrisSourceIterator(SourceIterator):
             game = Game(values, allow_side_effects=False)
 
             # Get official image path
-            image_path = self.source.location / "covers" / "coverart" / f"{row[2]}.jpg"
+            image_path = self.source.cache_location["coverart"] / f"{row[2]}.jpg"
             additional_data = {"local_image_path": image_path}
 
             # Produce game
@@ -91,13 +90,32 @@ class LutrisSource(URLExecutableSource):
     url_format = "lutris:rungameid/{game_id}"
     available_on = set(("linux",))
 
+    # FIXME possible bug: location picks ~/.var... and cache_lcoation picks ~/.local...
+
+    data_location = Location(
+        candidates=(
+            lambda: shared.schema.get_string("lutris-location"),
+            "~/.var/app/net.lutris.Lutris/data/lutris/",
+            shared.data_dir / "lutris/",
+            "~/.local/share/lutris/",
+        ),
+        paths={
+            "pga.db": (False, "pga.db"),
+        },
+    )
+
+    cache_location = Location(
+        candidates=(
+            lambda: shared.schema.get_string("lutris-cache-location"),
+            "~/.var/app/net.lutris.Lutris/cache/lutris/",
+            shared.cache_dir / "lutris/",
+            "~/.cache/lutris",
+        ),
+        paths={
+            "coverart": (True, "coverart"),
+        },
+    )
+
     @property
     def game_id_format(self):
         return super().game_id_format + "_{game_internal_id}"
-
-    @property
-    @replaced_by_schema_key
-    @replaced_by_path("~/.var/app/net.lutris.Lutris/data/lutris/")
-    @replaced_by_path("~/.local/share/lutris/")
-    def location(self):
-        raise FileNotFoundError()