95 lines
2.9 KiB
Elm
95 lines
2.9 KiB
Elm
module Main exposing (..)
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import ClassSchedule.Model exposing (..)
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import ClassSchedule.View exposing (..)
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import Browser exposing (Document, document)
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import Dict exposing (..)
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import Tuple exposing (..)
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oneHour : Time -> (Time, Time)
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oneHour t = (t, addMinutes 50 t)
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twoHours : Time -> (Time, Time)
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twoHours t = (t, addMinutes 110 t)
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nAm : Int -> Time
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nAm i = (i, 0, AM)
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nPm : Int -> Time
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nPm i = (i, 0, PM)
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onDays : List DayOfWeek -> (Time, Time) -> List (DayOfWeek, Time, Time)
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onDays dds (t1, t2) = List.map (\d -> (d, t1, t2)) dds
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classes : List Course
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classes =
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[ { crn = (ComputerScience, 544)
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, name = "Operating Systems II"
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, instructors = ["Yeongjin Jang"]
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, times = onDays [Tuesday, Thursday] <| oneHour <| nAm 8
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}
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, { crn = (ComputerScience, 480)
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, name = "Translators"
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, instructors = ["Rob Hess"]
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, times = onDays [Tuesday, Thursday] <| oneHour <| nAm 10
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}
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, { crn = (ComputerScience, 583)
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, name = "Advanced Functional Programming"
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, instructors = ["Eric Walkingshaw"]
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, times = onDays [Monday, Wednesday] <| oneHour <| nAm 10
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}
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, { crn = (ComputerScience, 583)
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, name = "Advanced Functional Programming"
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, instructors = ["Eric Walkingshaw"]
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, times = onDays [Monday, Wednesday] <| oneHour <| nAm 11
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}
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, { crn = (ComputerScience, 583)
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, name = "Advanced Functional Programming"
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, instructors = ["Eric Walkingshaw"]
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, times = onDays [Monday, Wednesday] <| twoHours <| nAm 10
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}
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, { crn = (ComputerScience, 582)
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, name = "Programming Languages II"
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, instructors = ["Martin Erwig"]
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, times = onDays [Monday, Wednesday] <| oneHour <| nPm 4
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}
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]
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terms : Dict String (List (CourseStatus, Course))
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terms = Dict.singleton "Spring 2021"
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<| List.map (pair NotAdded) classes
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init : Flags -> (Model, Cmd Msg)
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init () = ({ terms = terms, term = "Spring 2021", searchInput = "", selected = Nothing }, Cmd.none)
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view : Model -> Document Msg
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view m =
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{ title = "Course Scheduler"
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, body = [ viewModel m ]
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}
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modifyCurrent : (List (CourseStatus, Course) -> List (CourseStatus, Course)) -> Model -> Model
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modifyCurrent f m = { m | terms = Dict.update (m.term) (Maybe.map f) (m.terms) }
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changeCourse : Int -> CourseStatus -> List (CourseStatus, Course) -> List (CourseStatus, Course)
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changeCourse i ncs =
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let updateCourses j (cs, c) = if i == j then (ncs, c) else (cs, c)
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in List.indexedMap updateCourses
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update : Msg -> Model -> (Model, Cmd Msg)
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update msg m =
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case msg of
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SelectCourse i -> ({ m | selected = Just i}, Cmd.none)
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AddCourse i -> (modifyCurrent (changeCourse i Added) m, Cmd.none)
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RemoveCourse i -> (modifyCurrent (changeCourse i NotAdded) m, Cmd.none)
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_ -> (m, Cmd.none)
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subscriptions : Model -> Sub Msg
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subscriptions m = Sub.none
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main = document
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{ init = init
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, view = view
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, update = update
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, subscriptions = subscriptions
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}
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