#include "Composition/EditorShellRuntimeSupport.h"

#include <XCEditor/Foundation/UIEditorTheme.h>

#include <algorithm>

namespace XCEngine::UI::Editor::App::RuntimeSupport {

using ::XCEngine::UI::UIDrawList;

UIEditorShellComposeModel BuildShellComposeModelFromFrame(
    const UIEditorShellInteractionFrame& frame) {
    UIEditorShellComposeModel model = {};
    model.menuBarItems = frame.request.menuBarItems;
    model.toolbarButtons = frame.model.toolbarButtons;
    model.statusSegments = frame.model.statusSegments;
    model.workspacePresentations = frame.model.workspacePresentations;
    return model;
}

void AppendShellPopups(
    UIDrawList& drawList,
    const UIEditorShellInteractionFrame& frame,
    const UIEditorShellInteractionPalette& palette,
    const UIEditorShellInteractionMetrics& metrics) {
    const std::size_t popupCount =
        (std::min)(frame.request.popupRequests.size(), frame.popupFrames.size());
    for (std::size_t index = 0; index < popupCount; ++index) {
        const UIEditorShellInteractionPopupRequest& popupRequest =
            frame.request.popupRequests[index];
        const UIEditorShellInteractionPopupFrame& popupFrame =
            frame.popupFrames[index];
        Widgets::AppendUIEditorMenuPopupBackground(
            drawList,
            popupRequest.layout,
            popupRequest.widgetItems,
            popupFrame.popupState,
            palette.popupPalette,
            metrics.popupMetrics);
        Widgets::AppendUIEditorMenuPopupForeground(
            drawList,
            popupRequest.layout,
            popupRequest.widgetItems,
            popupFrame.popupState,
            palette.popupPalette,
            metrics.popupMetrics);
    }
}

} // namespace XCEngine::UI::Editor::App::RuntimeSupport

namespace XCEngine::UI::Editor::App {

using ::XCEngine::UI::UIDrawList;
using namespace RuntimeSupport;

void EditorShellRuntime::RenderRequestedViewports(
    const ::XCEngine::Rendering::RenderContext& renderContext) {
    m_viewportHostService.RenderRequestedViewports(renderContext);
}

void EditorShellRuntime::Append(UIDrawList& drawList) const {
    const auto& metrics = ResolveUIEditorShellInteractionMetrics();
    const auto& palette = ResolveUIEditorShellInteractionPalette();
    const UIEditorShellComposeModel shellComposeModel =
        BuildShellComposeModelFromFrame(m_shellFrame);
    AppendUIEditorShellCompose(
        drawList,
        m_shellFrame.shellFrame,
        shellComposeModel,
        m_shellInteractionState.composeState,
        palette.shellPalette,
        metrics.shellMetrics);
    m_consolePanel.Append(drawList);
    m_hierarchyPanel.Append(drawList);
    m_inspectorPanel.Append(drawList);
    m_projectPanel.Append(drawList);
    AppendShellPopups(drawList, m_shellFrame, palette, metrics);
}

} // namespace XCEngine::UI::Editor::App