#include <Debug/DebugTopBar.h>

#if JULIET_DEBUG
#include <game.h>
#include <dcimgui.h>
#include <stdio.h>

internal String GetGameModeName(GameMode gameMode)
{
    String result = WrapString("Unknown ERROR");
    if (gameMode == GameMode_Editor)
    {
        result = WrapString("Editor");
    }
    else if (gameMode == GameMode_Play)
    {
        result = WrapString("Play");
    }
    else if (gameMode == GameMode_Debug)
    {
        result = WrapString("Debug");
    }
    return result;
}

void DrawTopBar(void)
{
    GameState* gameState = GetGameState();

    ImVec2_c viewportPos  = ImGui_GetMainViewportPos();
    ImVec2_c viewportSize = ImGui_GetMainViewportSize();
    ImGui_SetNextWindowPos(viewportPos);
    ImVec2_c barSize = { viewportSize.x, 10.0f };
    ImGui_SetNextWindowSize(barSize);

    ImGuiWindowFlags_c flags = ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoMove |
                               ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing |
                               ImGuiWindowFlags_NoNav;

    ImVec4_c bgCol   = { 0.0f, 0.0f, 0.0f, 0.6f };
    ImVec2_c padding = { 10.0f, 5.0f };
    ImGui_PushStyleColor(ImGuiCol_WindowBg, bgCol);
    ImGui_PushStyleVarVec2(ImGuiStyleVar_WindowPadding, padding);

    if (ImGui_Begin("TopBarOverlay", NULL, flags))
    {
        ImGui_Text("Game Mode: %s", CStr(GetGameModeName(gameState->Mode)));

        float framerate = ImGuiIO_GetFramerate();
        char  fps_text[32];
        snprintf(fps_text, sizeof(fps_text), "FPS: %.1f (%.2f ms)", (double)framerate, (double)(1000.0f / framerate));
        float text_width = ImGui_CalcTextSize(fps_text, NULL).x;
        ImGui_SameLine(viewportSize.x - text_width - 15.0f, -1.0f); // 15px right padding
        // Render FPS text
        ImGui_Text("%s", fps_text);
    }
    ImGui_End();

    ImGui_PopStyleVar(1);
    ImGui_PopStyleColor(1);
}
#endif