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|
module Model.RequestDirection exposing (apply_to)
import Dict
import Battlemap
import Battlemap.Direction
import Model
import Error
make_it_so : Model.Type -> Battlemap.Direction.Type -> Model.Type
make_it_so model dir =
case model.selection of
(Model.SelectedCharacter char_id) ->
let
new_bmap =
(Battlemap.add_step_to_navigator
model.battlemap
dir
(Dict.values model.characters)
)
in
case new_bmap of
(Just bmap) ->
{model |
state = Model.MovingCharacterWithButtons,
battlemap = new_bmap
}
Nothing ->
(Model.invalidate
model
(Error.new
Error.IllegalAction
"Unreachable/occupied tile."
)
)
_ ->
(Model.invalidate
model
(Error.new
Error.Programming
"DirectionRequest: model moving char, no char selected."
)
)
apply_to : Model.Type -> Battlemap.Direction.Type -> Model.Type
apply_to model dir =
case (Model.get_state model) of
Model.MovingCharacterWithButtons -> (make_it_so model dir)
Model.MovingCharacterWithClick -> (make_it_so model dir)
_ ->
(Model.invalidate
model
(Error.new
Error.IllegalAction
"This can only be done while moving a character."
)
)
|
