use seed::{prelude::*, *};

use jirs_data::{ProjectCategory, ToVec, WsMsg};

use crate::api::send_ws_msg;
use crate::model::{Model, Page, PageContent, ProjectSettingsPage};
use crate::shared::styled_button::StyledButton;
use crate::shared::styled_editor::StyledEditor;
use crate::shared::styled_field::StyledField;
use crate::shared::styled_form::StyledForm;
use crate::shared::styled_select::{StyledSelect, StyledSelectChange};
use crate::shared::styled_select_child::ToStyledSelectChild;
use crate::shared::styled_textarea::StyledTextarea;
use crate::shared::{inner_layout, ToNode};
use crate::FieldChange::TabChanged;
use crate::{model, FieldId, Msg, ProjectSettingsFieldId};

pub fn update(msg: Msg, model: &mut model::Model, orders: &mut impl Orders<Msg>) {
    if model.user.is_none() {
        return;
    }

    if model.page != Page::ProjectSettings {
        log!("not settings page");
        return;
    }

    match msg {
        Msg::WsMsg(WsMsg::AuthorizeLoaded(..)) => {
            send_ws_msg(WsMsg::ProjectRequest);
        }
        Msg::ChangePage(Page::ProjectSettings) => {
            send_ws_msg(WsMsg::ProjectRequest);
            build_page_content(model);
        }
        Msg::WsMsg(WsMsg::ProjectLoaded(..)) => {
            build_page_content(model);
        }
        _ => (),
    }

    let page = match &mut model.page_content {
        PageContent::ProjectSettings(page) => page,
        _ => return,
    };
    page.project_category_state.update(&msg, orders);
    match msg {
        Msg::ProjectSaveChanges => send_ws_msg(WsMsg::ProjectUpdateRequest(page.payload.clone())),
        Msg::InputChanged(FieldId::ProjectSettings(ProjectSettingsFieldId::Name), text) => {
            page.payload.name = Some(text);
        }
        Msg::InputChanged(FieldId::ProjectSettings(ProjectSettingsFieldId::Url), text) => {
            page.payload.url = Some(text);
        }
        Msg::InputChanged(FieldId::ProjectSettings(ProjectSettingsFieldId::Description), text) => {
            page.payload.description = Some(text);
        }
        Msg::StyledSelectChanged(
            FieldId::ProjectSettings(ProjectSettingsFieldId::Category),
            StyledSelectChange::Changed(value),
        ) => {
            let category = value.into();
            page.payload.category = Some(category);
        }
        Msg::ModalChanged(TabChanged(
            FieldId::ProjectSettings(ProjectSettingsFieldId::Description),
            mode,
        )) => {
            page.description_mode = mode;
        }
        _ => (),
    }
}

fn build_page_content(model: &mut Model) {
    let project = match &model.project {
        Some(project) => project,
        _ => return,
    };
    model.page_content = PageContent::ProjectSettings(ProjectSettingsPage::new(project));
}

pub fn view(model: &model::Model) -> Node<Msg> {
    let page = match &model.page_content {
        PageContent::ProjectSettings(page) => page,
        _ => return empty![],
    };
    let name = StyledTextarea::build()
        .value(page.payload.name.as_ref().cloned().unwrap_or_default())
        .height(39)
        .max_height(39)
        .disable_auto_resize()
        .build(FieldId::ProjectSettings(ProjectSettingsFieldId::Name))
        .into_node();
    let name_field = StyledField::build()
        .label("Name")
        .input(name)
        .tip("")
        .build()
        .into_node();

    let url = StyledTextarea::build()
        .height(39)
        .max_height(39)
        .disable_auto_resize()
        .value(page.payload.url.as_ref().cloned().unwrap_or_default())
        .build(FieldId::ProjectSettings(ProjectSettingsFieldId::Url))
        .into_node();
    let url_field = StyledField::build()
        .label("Url")
        .input(url)
        .tip("")
        .build()
        .into_node();

    let description = StyledEditor::build(FieldId::ProjectSettings(
        ProjectSettingsFieldId::Description,
    ))
    .text(
        page.payload
            .description
            .as_ref()
            .cloned()
            .unwrap_or_default(),
    )
    .update_on(Ev::Change)
    .mode(page.description_mode.clone())
    .build()
    .into_node();
    let description_field = StyledField::build()
        .input(description)
        .label("Description")
        .tip("Describe the project in as much detail as you'd like.")
        .build()
        .into_node();

    let category = StyledSelect::build(FieldId::ProjectSettings(ProjectSettingsFieldId::Category))
        .opened(page.project_category_state.opened)
        .text_filter(page.project_category_state.text_filter.as_str())
        .valid(true)
        .normal()
        .options(
            ProjectCategory::ordered()
                .into_iter()
                .map(|c| c.to_select_child())
                .collect(),
        )
        .selected(vec![page
            .payload
            .category
            .as_ref()
            .cloned()
            .unwrap_or_default()
            .to_select_child()])
        .build()
        .into_node();
    let category_field = StyledField::build()
        .label("Project Category")
        .input(category)
        .build()
        .into_node();

    let save_button = StyledButton::build()
        .add_class("actionButton")
        .on_click(mouse_ev(Ev::Click, |_| Msg::ProjectSaveChanges))
        .text("Save changes")
        .build()
        .into_node();

    let form = StyledForm::build()
        .heading("Project Details")
        .add_field(name_field)
        .add_field(url_field)
        .add_field(description_field)
        .add_field(category_field)
        .add_field(save_button)
        .build()
        .into_node();

    let project_section = vec![div![class!["formContainer"], form]];

    inner_layout(model, "projectSettings", project_section, empty![])
}