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Main.elm
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Main.elm
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port module Main exposing (..)
import Html exposing (Html, button, div, text)
import Html
import Html.Events exposing (onClick)
import Task
import Time exposing (Time)
import Date
import Date.Format
import Debug
main : Program (Maybe Model) Model Msg
main =
Html.programWithFlags
{ init = init
, view = view
, update = update
, subscriptions = (\_ -> Sub.none)
}
-- MODEL
type alias Distraction =
{ startTime : Time
, endTime : Maybe Time
, distractionType : Maybe String
, comment : Maybe String
}
type alias Model =
{ distractions : List Distraction
, version : String
}
distractionTypes : List String
distractionTypes =
[ "Unscheduled Meeting"
, "Scheduled Meeting"
, "Incoming Bug"
, "Design Question"
, "Implementation Question"
, "Management Question"
, "Other"
]
emptyModel : Model
emptyModel =
{ distractions = []
, version = "1"
}
init : Maybe Model -> ( Model, Cmd Msg )
init savedModel =
Maybe.withDefault emptyModel savedModel ! []
-- UPDATE
type Msg
= GetTimeAndThen TimeMsg
| GotTime TimeMsg Time
| SelectDistractionType String
| CommentProvided String
type TimeMsg
= Distracted
| BackToWork
port setStorage : Model -> Cmd msg
update : Msg -> Model -> ( Model, Cmd Msg )
update msg model =
case msg of
GetTimeAndThen wrappedMsg ->
( model, Task.perform (GotTime wrappedMsg) Time.now )
GotTime wrappedMsg time ->
timeUpdate wrappedMsg time model
SelectDistractionType distractionType ->
let
current =
List.head model.distractions
updatedCurrent =
case current of
Nothing ->
Nothing
Just d ->
Just { d | distractionType = Just distractionType }
newDistractions =
case updatedCurrent of
Nothing ->
model.distractions
Just uped ->
uped :: List.drop 1 model.distractions
newModel =
{ model | distractions = newDistractions }
in
( newModel, setStorage newModel )
CommentProvided comment ->
let
current =
List.head model.distractions
updatedCurrent =
case current of
Nothing ->
Nothing
Just d ->
Just { d | comment = Just comment }
newDistractions =
case updatedCurrent of
Nothing ->
model.distractions
Just uped ->
uped :: List.drop 1 model.distractions
newModel =
{ model | distractions = newDistractions }
in
( newModel, setStorage newModel )
timeUpdate : TimeMsg -> Time -> Model -> ( Model, Cmd a )
timeUpdate msg time model =
case msg of
Distracted ->
let
newModel =
{ model | distractions = (buildDistraction time) :: model.distractions }
in
( newModel, setStorage newModel )
BackToWork ->
let
current =
List.head model.distractions
ended =
case current of
Nothing ->
Nothing
Just d ->
Just { d | endTime = Just time }
newDistractions =
case ended of
Nothing ->
model.distractions
Just distraction ->
distraction :: List.drop 1 model.distractions
newModel =
{ model | distractions = newDistractions }
in
( newModel, setStorage newModel )
buildDistraction : Time -> Distraction
buildDistraction time =
{ startTime = time
, endTime = Maybe.Nothing
, distractionType = Maybe.Nothing
, comment = Maybe.Nothing
}
-- VIEW
type ViewMode
= WorkingMode
| DistractedMode Distraction
getViewMode : Model -> ViewMode
getViewMode model =
let
h =
List.head model.distractions
in
case h of
Nothing ->
WorkingMode
Just d ->
case d.endTime of
Nothing ->
DistractedMode d
Just et ->
WorkingMode
view : Model -> Html Msg
view model =
let
viewMode =
getViewMode model
in
case viewMode of
WorkingMode ->
viewWorkingMode model.distractions
DistractedMode distraction ->
viewDistractedMode distraction
viewWorkingMode : List Distraction -> Html Msg
viewWorkingMode distractions =
div []
[ button [ onClick (GetTimeAndThen Distracted) ] [ text "Distracted" ]
, div []
[ Html.h1 [] [ text "Distractions" ]
, Html.ul [] (List.map viewDistraction distractions)
]
]
viewDistraction : Distraction -> Html Msg
viewDistraction distraction =
let
typeDisplay =
case distraction.distractionType of
Nothing ->
""
Just dt ->
": " ++ dt
endDisplay =
case distraction.endTime of
Nothing ->
""
Just endDt ->
" - " ++ (timeToString endDt)
commentDisplay =
case distraction.comment of
Nothing ->
""
Just comment ->
" " ++ comment
in
Html.li []
[ text ((timeToString distraction.startTime) ++ endDisplay ++ " " ++ (timeToDateString distraction.startTime) ++ typeDisplay ++ commentDisplay) ]
viewDistractedMode : Distraction -> Html Msg
viewDistractedMode distraction =
div []
[ text ("You got distracted at " ++ timeToString distraction.startTime)
, Html.ul [] (List.map (viewDistractionType distraction) distractionTypes)
, Html.div []
[ Html.input [ Html.Events.onInput CommentProvided ] []
]
, button [ onClick (GetTimeAndThen BackToWork) ] [ text "Back to Work" ]
]
viewDistractionType : Distraction -> String -> Html Msg
viewDistractionType distraction distractionType =
let
currentlySelected =
case distraction.distractionType of
Nothing ->
False
Just dt ->
distractionType == dt
selectedIndicator =
if currentlySelected then
"[x]"
else
""
in
Html.li []
[ Html.a
[ onClick (SelectDistractionType distractionType) ]
[ text (selectedIndicator ++ distractionType) ]
]
timeToString : Time -> String
timeToString time =
Date.Format.format "%I:%M%p" (Date.fromTime time)
timeToDateString : Time -> String
timeToDateString time =
Date.Format.format "(%a %b %d)" (Date.fromTime time)