#include "../../src/host/touch_layout.h"
#include <cstdio>

int main() {
    int failures = 0;
    auto check = [&](bool ok, const char* message) {
        if (!ok) { std::fprintf(stderr, "FAIL: %s\n", message); ++failures; }
    };
    struct Screen { float width, height, inset, target; };
    for (const auto screen : {Screen{640, 360, 24, 48}, Screen{800, 600, 0, 48},
                              Screen{1300, 600, 40, 48}, Screen{1067, 600, 32, 72},
                              Screen{1366, 1024, 62, 48}}) {
        const auto layout = mt_host::make_touch_layout(screen.width, screen.height, screen.inset, screen.target);
        const auto& attack = layout.buttons[0];
        float previous_angle = -1000;
        float first_distance = 0;
        for (int i = 0; i < int(layout.buttons.size()); ++i) {
            const auto& b = layout.buttons[i];
            check(b.x - b.radius >= screen.inset && b.x + b.radius <= screen.width - screen.inset &&
                  b.y - b.radius >= 0 && b.y + b.radius <= screen.height, "visible controls stay inside the safe area");
            check(2 * b.radius >= screen.target - 0.01f, "controls retain minimum touch size");
            if (i >= 1 && i <= 6) {
                check(b.y + b.radius <= screen.height - 40 * layout.scale,
                      "skills leave the bottom status and menu strip clear");
                const float dx = b.x - attack.x, dy = b.y - attack.y;
                const float distance = std::hypot(dx, dy);
                if (i == 1) first_distance = distance;
                check(std::abs(distance - first_distance) < 0.01f, "all six skills occupy one ring");
                float angle = std::atan2(dy, dx);
                if (angle < 0) angle += 6.2831853f;
                check(angle > previous_angle, "skill order follows the arc without reversing");
                previous_angle = angle;
            }
            for (int j = 0; j < i; ++j) {
                const auto& other = layout.buttons[j];
                check(std::hypot(b.x - other.x, b.y - other.y) > 1.25f * (b.radius + other.radius),
                      "expanded touch areas cannot activate a neighboring control");
            }
        }
    }
    return failures ? 1 : 0;
}