module Comp.OrgForm exposing
    ( Model
    , Msg(..)
    , emptyModel
    , getOrg
    , isValid
    , update
    , view
    )

import Api.Model.Organization exposing (Organization)
import Comp.AddressForm
import Comp.ContactField
import Data.Flags exposing (Flags)
import Data.UiSettings exposing (UiSettings)
import Html exposing (..)
import Html.Attributes exposing (..)
import Html.Events exposing (onInput)


type alias Model =
    { org : Organization
    , name : String
    , addressModel : Comp.AddressForm.Model
    , contactModel : Comp.ContactField.Model
    , notes : Maybe String
    }


emptyModel : Model
emptyModel =
    { org = Api.Model.Organization.empty
    , name = ""
    , addressModel = Comp.AddressForm.emptyModel
    , contactModel = Comp.ContactField.emptyModel
    , notes = Nothing
    }


isValid : Model -> Bool
isValid model =
    model.name /= ""


getOrg : Model -> Organization
getOrg model =
    let
        o =
            model.org
    in
    { o
        | name = model.name
        , address = Comp.AddressForm.getAddress model.addressModel
        , contacts = Comp.ContactField.getContacts model.contactModel
        , notes = model.notes
    }


type Msg
    = SetName String
    | SetOrg Organization
    | AddressMsg Comp.AddressForm.Msg
    | ContactMsg Comp.ContactField.Msg
    | SetNotes String


update : Flags -> Msg -> Model -> ( Model, Cmd Msg )
update flags msg model =
    case msg of
        SetOrg t ->
            let
                ( m1, c1 ) =
                    update flags (AddressMsg (Comp.AddressForm.SetAddress t.address)) model

                ( m2, c2 ) =
                    update flags (ContactMsg (Comp.ContactField.SetItems t.contacts)) m1
            in
            ( { m2 | org = t, name = t.name, notes = t.notes }, Cmd.batch [ c1, c2 ] )

        AddressMsg am ->
            let
                ( m1, c1 ) =
                    Comp.AddressForm.update am model.addressModel
            in
            ( { model | addressModel = m1 }, Cmd.map AddressMsg c1 )

        ContactMsg m ->
            let
                ( m1, c1 ) =
                    Comp.ContactField.update m model.contactModel
            in
            ( { model | contactModel = m1 }, Cmd.map ContactMsg c1 )

        SetName n ->
            ( { model | name = n }, Cmd.none )

        SetNotes str ->
            ( { model
                | notes =
                    if str == "" then
                        Nothing

                    else
                        Just str
              }
            , Cmd.none
            )


view : UiSettings -> Model -> Html Msg
view settings model =
    div [ class "ui form" ]
        [ div
            [ classList
                [ ( "field", True )
                , ( "error", not (isValid model) )
                ]
            ]
            [ label [] [ text "Name*" ]
            , input
                [ type_ "text"
                , onInput SetName
                , placeholder "Name"
                , value model.name
                ]
                []
            ]
        , h3 [ class "ui dividing header" ]
            [ text "Address"
            ]
        , Html.map AddressMsg (Comp.AddressForm.view settings model.addressModel)
        , h3 [ class "ui dividing header" ]
            [ text "Contacts"
            ]
        , Html.map ContactMsg (Comp.ContactField.view settings model.contactModel)
        , h3 [ class "ui dividing header" ]
            [ text "Notes"
            ]
        , div [ class "field" ]
            [ textarea
                [ onInput SetNotes
                , Maybe.withDefault "" model.notes |> value
                ]
                []
            ]
        ]