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|
module Update exposing (update, Type(..))
import Model
import Battlemap
import Battlemap.Direction
import Battlemap.Navigator
import Dict
import Character
type Type =
DirectionRequest Battlemap.Direction.Type
| SelectCharacter Character.Ref
| EndTurn
handle_direction_request : (
Model.Type ->
Battlemap.Direction.Type ->
Model.Type
)
handle_direction_request model dir =
(case (model.selection, model.navigator) of
(Nothing, _) -> model
(_ , Nothing) -> model
((Just char_id), (Just nav)) ->
let
(new_bmap, new_nav) =
(Battlemap.Navigator.go
model.battlemap
nav
dir
(Dict.values model.characters)
)
in
{model |
battlemap = new_bmap,
navigator = (Just new_nav)
}
)
handle_select_character : Model.Type -> Character.Ref -> Model.Type
handle_select_character model char_id =
{model |
selection = (Just char_id),
battlemap =
(Battlemap.apply_to_all_tiles
model.battlemap
(Battlemap.Navigator.reset_navigation)
),
navigator =
(case (Dict.get char_id model.characters) of
Nothing -> Nothing
(Just char) ->
(Just
(Battlemap.Navigator.new_navigator
char.location
char.movement_points
)
)
)
}
handle_end_turn : Model.Type -> Model.Type
handle_end_turn model =
case (model.navigator, model.selection) of
(_, Nothing) -> model
(Nothing, _) -> model
((Just nav), (Just char_id)) ->
(case (Dict.get char_id model.characters) of
Nothing -> model
(Just char) ->
{model |
navigator =
(Just
(Battlemap.Navigator.new_navigator
nav.current_location
char.movement_points
)
),
battlemap =
(Battlemap.apply_to_all_tiles
(Battlemap.apply_to_tile_unsafe
(Battlemap.apply_to_tile_unsafe
model.battlemap
char.location
(\t -> {t | char_level = Nothing})
)
nav.current_location
(\t -> {t | char_level = (Just char_id)})
)
(Battlemap.Navigator.reset_navigation)
),
characters =
(Dict.update
char_id
(\mc ->
case mc of
Nothing -> Nothing
(Just c) ->
(Just {c | location = nav.current_location})
)
model.characters
)
}
)
update : Type -> Model.Type -> Model.Type
update msg model =
case msg of
(DirectionRequest d) ->
(handle_direction_request model d)
(SelectCharacter char_id) ->
(handle_select_character model char_id)
EndTurn ->
(handle_end_turn model)
--_ -> model
|
