Use same indent level for 'where' clause and code
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Jordan Martinez
parent
1c21d4ceba
commit
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2 changed files with 185 additions and 185 deletions
examples/Components
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@ -33,53 +33,53 @@ type Input =
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component :: H.Component HH.HTML S.Query' Input Message Aff
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component = S.component input $ S.defaultSpec
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{ render = render
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, handleMessage = handleMessage
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}
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{ render = render
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, handleMessage = handleMessage
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}
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where
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input :: Input -> S.Input State
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input { items, buttonLabel } =
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{ inputType: S.Toggle
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, search: Nothing
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, debounceTime: Nothing
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, getItemCount: length <<< _.items
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, items
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, buttonLabel
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, selection: Nothing
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}
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input :: Input -> S.Input State
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input { items, buttonLabel } =
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{ inputType: S.Toggle
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, search: Nothing
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, debounceTime: Nothing
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, getItemCount: length <<< _.items
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, items
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, buttonLabel
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, selection: Nothing
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}
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handleMessage :: S.Message -> H.HalogenM (S.State State) S.Action' () Message Aff Unit
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handleMessage = case _ of
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S.Selected ix -> do
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st <- H.get
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let selection = st.items !! ix
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H.modify_ _ { selection = selection, visibility = S.Off }
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H.raise $ SelectionChanged st.selection selection
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_ -> pure unit
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handleMessage :: S.Message -> H.HalogenM (S.State State) S.Action' () Message Aff Unit
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handleMessage = case _ of
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S.Selected ix -> do
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st <- H.get
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let selection = st.items !! ix
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H.modify_ _ { selection = selection, visibility = S.Off }
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H.raise $ SelectionChanged st.selection selection
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_ -> pure unit
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render :: S.State State -> H.ComponentHTML S.Action' () Aff
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render st =
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render :: S.State State -> H.ComponentHTML S.Action' () Aff
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render st =
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HH.div
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[ class_ "Dropdown" ]
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[ renderToggle, renderContainer ]
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where
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renderToggle =
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HH.button
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( SS.setToggleProps [ class_ "Dropdown__toggle" ] )
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[ HH.text (fromMaybe st.buttonLabel st.selection) ]
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renderContainer = whenElem (st.visibility == S.On) \_ ->
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HH.div
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[ class_ "Dropdown" ]
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[ renderToggle, renderContainer ]
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( SS.setContainerProps [ class_ "Dropdown__container" ] )
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( renderItem `mapWithIndex` st.items )
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where
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renderToggle =
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HH.button
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( SS.setToggleProps [ class_ "Dropdown__toggle" ] )
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[ HH.text (fromMaybe st.buttonLabel st.selection) ]
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renderContainer = whenElem (st.visibility == S.On) \_ ->
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renderItem index item =
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HH.div
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( SS.setContainerProps [ class_ "Dropdown__container" ] )
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( renderItem `mapWithIndex` st.items )
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where
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renderItem index item =
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HH.div
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( SS.setItemProps index
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[ classes_
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[ "Dropdown__item"
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, "Dropdown__item--highlighted" # guard (st.highlightedIndex == Just index)
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]
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]
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)
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[ HH.text item ]
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( SS.setItemProps index
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[ classes_
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[ "Dropdown__item"
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, "Dropdown__item--highlighted" # guard (st.highlightedIndex == Just index)
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]
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]
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)
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[ HH.text item ]
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@ -48,161 +48,161 @@ type ChildSlots =
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component :: H.Component HH.HTML (S.Query Query ChildSlots) Unit Message Aff
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component = S.component (const input) $ S.defaultSpec
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{ render = render
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, handleAction = handleAction
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, handleQuery = handleQuery
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, handleMessage = handleMessage
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}
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{ render = render
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, handleAction = handleAction
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, handleQuery = handleQuery
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, handleMessage = handleMessage
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}
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where
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-- this typeahead will be opaque; users can just use this pre-built
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-- input instead of the usual select one.
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input :: S.Input State
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input =
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{ inputType: S.Text
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, debounceTime: Just (Milliseconds 300.0)
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, search: Nothing
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, getItemCount: maybe 0 length <<< RD.toMaybe <<< _.available
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, selections: []
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, available: RD.NotAsked
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}
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-- this typeahead will be opaque; users can just use this pre-built
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-- input instead of the usual select one.
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input :: S.Input State
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input =
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{ inputType: S.Text
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, debounceTime: Just (Milliseconds 300.0)
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, search: Nothing
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, getItemCount: maybe 0 length <<< RD.toMaybe <<< _.available
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, selections: []
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, available: RD.NotAsked
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}
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handleMessage
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:: S.Message
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-> H.HalogenM (S.State State) (S.Action Action) ChildSlots Message Aff Unit
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handleMessage = case _ of
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S.Selected ix -> do
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handleMessage
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:: S.Message
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-> H.HalogenM (S.State State) (S.Action Action) ChildSlots Message Aff Unit
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handleMessage = case _ of
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S.Selected ix -> do
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st <- H.get
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for_ st.available \arr ->
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for_ (arr !! ix) \item -> do
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let newSelections = item : st.selections
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H.modify_ _
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{ selections = item : st.selections
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, available = RD.Success (filter (_ /= item) arr)
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, search = ""
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}
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H.raise $ SelectionsChanged newSelections
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S.Searched str -> do
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st <- H.get
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-- we'll use an external api to search locations
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H.modify_ _ { available = RD.Loading }
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items <- H.liftAff $ searchLocations str
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H.modify_ _ { available = items <#> \xs -> difference xs st.selections }
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_ -> pure unit
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-- You can remove all type signatures except for this one; we need to tell the
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-- compiler about the `a` type variable. The minimal necessary signature is below.
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handleQuery :: forall a. Query a -> H.HalogenM _ _ _ _ _ (Maybe a)
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handleQuery = case _ of
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GetSelections reply -> do
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st <- H.get
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pure $ Just $ reply st.selections
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handleAction
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:: Action
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-> H.HalogenM (S.State State) (S.Action Action) ChildSlots Message Aff Unit
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handleAction = case _ of
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Remove item -> do
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st <- H.get
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let newSelections = filter (_ /= item) st.selections
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H.modify_ _ { selections = newSelections }
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H.raise $ ItemRemoved item
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HandleDropdown msg -> case msg of
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D.SelectionChanged oldSelection newSelection -> do
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st <- H.get
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for_ st.available \arr ->
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for_ (arr !! ix) \item -> do
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let newSelections = item : st.selections
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H.modify_ _
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{ selections = item : st.selections
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, available = RD.Success (filter (_ /= item) arr)
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, search = ""
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}
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H.raise $ SelectionsChanged newSelections
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S.Searched str -> do
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st <- H.get
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-- we'll use an external api to search locations
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H.modify_ _ { available = RD.Loading }
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items <- H.liftAff $ searchLocations str
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H.modify_ _ { available = items <#> \xs -> difference xs st.selections }
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_ -> pure unit
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let
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mkLocation str = { name: "User Added: " <> str, population: "1" }
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newSelections = case oldSelection, newSelection of
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Nothing, Nothing ->
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Nothing
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Nothing, Just str ->
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Just (mkLocation str : st.selections)
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Just str, Nothing ->
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Just (filter (_ /= mkLocation str) st.selections)
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Just old, Just new ->
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Just (mkLocation new : (filter (_ /= mkLocation old) st.selections))
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for_ newSelections \selections ->
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H.modify_ _ { selections = selections }
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-- You can remove all type signatures except for this one; we need to tell the
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-- compiler about the `a` type variable. The minimal necessary signature is below.
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handleQuery :: forall a. Query a -> H.HalogenM _ _ _ _ _ (Maybe a)
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handleQuery = case _ of
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GetSelections reply -> do
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st <- H.get
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pure $ Just $ reply st.selections
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render :: S.State State -> H.ComponentHTML (S.Action Action) ChildSlots Aff
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render st =
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HH.div
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[ class_ "Typeahead" ]
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[ renderSelections, renderInput, renderDropdown, renderContainer ]
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where
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hasSelections = length st.selections > 0
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handleAction
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:: Action
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-> H.HalogenM (S.State State) (S.Action Action) ChildSlots Message Aff Unit
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handleAction = case _ of
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Remove item -> do
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st <- H.get
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let newSelections = filter (_ /= item) st.selections
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H.modify_ _ { selections = newSelections }
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H.raise $ ItemRemoved item
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HandleDropdown msg -> case msg of
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D.SelectionChanged oldSelection newSelection -> do
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st <- H.get
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let
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mkLocation str = { name: "User Added: " <> str, population: "1" }
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newSelections = case oldSelection, newSelection of
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Nothing, Nothing ->
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Nothing
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Nothing, Just str ->
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Just (mkLocation str : st.selections)
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Just str, Nothing ->
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Just (filter (_ /= mkLocation str) st.selections)
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Just old, Just new ->
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Just (mkLocation new : (filter (_ /= mkLocation old) st.selections))
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for_ newSelections \selections ->
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H.modify_ _ { selections = selections }
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render :: S.State State -> H.ComponentHTML (S.Action Action) ChildSlots Aff
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render st =
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renderSelections = whenElem hasSelections \_ ->
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HH.div
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[ class_ "Typeahead" ]
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[ renderSelections, renderInput, renderDropdown, renderContainer ]
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[ class_ "Typeahead__selections" ]
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(renderSelectedItem <$> st.selections)
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where
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hasSelections = length st.selections > 0
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renderSelections = whenElem hasSelections \_ ->
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renderSelectedItem item =
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HH.div
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[ class_ "Typeahead__selections" ]
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(renderSelectedItem <$> st.selections)
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where
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renderSelectedItem item =
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HH.div
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[ class_ "Typeahead__item--selected Location" ]
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[ HH.span
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[ class_ "Location__name" ]
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[ HH.text item.name ]
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, closeButton item
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]
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[ class_ "Typeahead__item--selected Location" ]
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[ HH.span
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[ class_ "Location__name" ]
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[ HH.text item.name ]
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, closeButton item
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]
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closeButton item =
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HH.span
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[ class_ "Location__closeButton"
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, HE.onClick \_ -> Just $ S.Action $ Remove item
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]
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[ HH.text "×" ]
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closeButton item =
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HH.span
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[ class_ "Location__closeButton"
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, HE.onClick \_ -> Just $ S.Action $ Remove item
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]
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[ HH.text "×" ]
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renderInput = HH.input $ SS.setInputProps
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[ classes_
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[ "Typeahead__input"
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, "Typeahead__input--selections" # guard hasSelections
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, "Typeahead__input--active" # guard (st.visibility == S.On)
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]
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, HP.placeholder "Type to search..."
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]
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renderInput = HH.input $ SS.setInputProps
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[ classes_
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[ "Typeahead__input"
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, "Typeahead__input--selections" # guard hasSelections
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, "Typeahead__input--active" # guard (st.visibility == S.On)
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]
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, HP.placeholder "Type to search..."
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]
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renderDropdown = whenElem (st.visibility == S.On) \_ ->
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HH.slot _dropdown unit D.component dropdownInput handler
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where
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_dropdown = SProxy :: SProxy "dropdown"
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handler msg = Just $ S.Action $ HandleDropdown msg
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dropdownInput = { items: [ "Earth", "Mars" ], buttonLabel: "Human Planets" }
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renderDropdown = whenElem (st.visibility == S.On) \_ ->
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HH.slot _dropdown unit D.component dropdownInput handler
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where
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_dropdown = SProxy :: SProxy "dropdown"
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handler msg = Just $ S.Action $ HandleDropdown msg
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dropdownInput = { items: [ "Earth", "Mars" ], buttonLabel: "Human Planets" }
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renderContainer = whenElem (st.visibility == S.On) \_ ->
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renderContainer = whenElem (st.visibility == S.On) \_ ->
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HH.div
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(SS.setContainerProps
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[ classes_
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[ "Typeahead__container"
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, "Typeahead__container--hasItems" # guard hasItems
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]
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]
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)
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renderItems
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where
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hasItems = maybe false (not <<< null) (RD.toMaybe st.available)
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renderItems = do
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let renderMsg msg = [ HH.span_ [ HH.text msg ] ]
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case st.available of
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RD.NotAsked -> renderMsg "No search performed..."
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RD.Loading -> renderMsg "Loading..."
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RD.Failure e -> renderMsg e
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RD.Success available
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| hasItems -> renderItem `mapWithIndex` available
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| otherwise -> renderMsg "No results found"
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renderItem index { name, population } =
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HH.div
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(SS.setContainerProps
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[ classes_
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[ "Typeahead__container"
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, "Typeahead__container--hasItems" # guard hasItems
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]
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]
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)
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renderItems
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(SS.setItemProps index [ classes_ [ base, highlight, "Location" ] ])
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[ HH.span
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[ class_ "Location__name" ]
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[ HH.text name ]
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, HH.span
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[ class_ "Location__population" ]
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[ HH.text population ]
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]
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where
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hasItems = maybe false (not <<< null) (RD.toMaybe st.available)
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renderItems = do
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let renderMsg msg = [ HH.span_ [ HH.text msg ] ]
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case st.available of
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RD.NotAsked -> renderMsg "No search performed..."
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RD.Loading -> renderMsg "Loading..."
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RD.Failure e -> renderMsg e
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RD.Success available
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| hasItems -> renderItem `mapWithIndex` available
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| otherwise -> renderMsg "No results found"
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renderItem index { name, population } =
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HH.div
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(SS.setItemProps index [ classes_ [ base, highlight, "Location" ] ])
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[ HH.span
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[ class_ "Location__name" ]
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[ HH.text name ]
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, HH.span
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[ class_ "Location__population" ]
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[ HH.text population ]
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]
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where
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base = "Typeahead__item"
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highlight = "Typeahead__item--highlighted" # guard (st.highlightedIndex == Just index)
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base = "Typeahead__item"
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highlight = "Typeahead__item--highlighted" # guard (st.highlightedIndex == Just index)
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-- Let's make this typeahead async.
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