use yew::prelude::*;
use vcard::properties;
use crate::viewmodel::name::*;
use crate::viewmodel::VCardPropertyInputObject;
use super::VCardPropertyInputComponent;

pub struct NameView {
    link: ComponentLink<Self>,
    value: Name,
    oninput: Callback<Name>,
    errors: Vec<String>,
}

pub enum Msg {
    UpdatePrefix(String),
    UpdateFirstName(String),
    UpdateMiddleName(String),
    UpdateLastName(String),
    UpdateSuffix(String),
}

#[derive(Clone, PartialEq, Properties)]
pub struct Props {
    pub oninput: Callback<Name>,
}

impl VCardPropertyInputComponent<properties::Name, Name> for NameView {
    fn get_input_object(&self) -> Name {
        self.value.clone()
    }
    fn get_title(&self) -> String {
        "Name".to_string()
    }
    fn get_errors(&self) -> Vec<String> {
        self.errors.clone()
    }
}

impl Component for NameView {
    type Message = Msg;
    type Properties = Props;
    fn create(props: <Self as yew::Component>::Properties, link: yew::html::Scope<Self>) -> Self {
        Self {
            link,
            value: Name::new(),
            oninput: props.oninput,
            errors: vec![],
        }
    }
    fn update(&mut self, msg: <Self as yew::Component>::Message) -> bool {
        match msg {
            Msg::UpdatePrefix(p) => self.value.prefix = p,
            Msg::UpdateFirstName(f) => self.value.first_name = f,
            Msg::UpdateMiddleName(m) => self.value.middle_name = m,
            Msg::UpdateLastName(l) => self.value.last_name = l,
            Msg::UpdateSuffix(s) => self.value.suffix = s,
        };
        self.oninput.emit(self.value.clone());
        true
    }
    fn change(&mut self, props: <Self as yew::Component>::Properties) -> bool { 
        self.oninput = props.oninput;
        true
    }
    fn view(&self) -> yew::virtual_dom::VNode {
        html!{
            <div class="box">
                {
                    self.render_errors()
                }

                <h3 class="subtitle">{ self.get_title() }</h3>

                {
                    self.get_input_object().render(&self.link)
                }

            </div>
        }
    }
}