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Add on_use_handlers dict field for backward compatibility with cogames #1

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Add on_use_handlers dict field for backward compatibility with cogames #1

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8 changes: 8 additions & 0 deletions python/src/mettagrid/config/mettagrid_config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@
AnyHandler,
AOEConfig,
Handler,
firstMatch,
)
from mettagrid.config.id_map import IdMap
from mettagrid.config.obs_config import ( # noqa: F401 - re-exported
Expand Down Expand Up @@ -149,6 +150,10 @@ class GridObjectConfig(Config):
default=None,
description="Handler triggered when agent uses/activates this object.",
)
on_use_handlers: dict[str, Handler] = Field(
default_factory=dict,
description="Dict of named handlers (legacy convenience). Merged into on_use_handler as a FirstMatch composite.",
)
on_tag_remove: dict[str, Handler] = Field(
default_factory=dict,
description="Handlers triggered when a matching tag is removed from this object (tag_prefix -> handler)",
Expand All @@ -158,6 +163,9 @@ class GridObjectConfig(Config):
def _defaults_from_name(self) -> "GridObjectConfig":
if not self.map_name:
self.map_name = self.name
if self.on_use_handlers:
merged = firstMatch([self.on_use_handler, *self.on_use_handlers.values()])
self.on_use_handler = merged
return self


Expand Down