#include <string.h>
#include "unity.h"
#include "board/nl_board.h"

void setUp(void) {}
void tearDown(void) {}

static const char *IDS[] = {"evk", "e27_rgb", "e14_rgb", "gu10_rgb", "e27_cw", "e14_cw", "gu10_cw", "g95_cw"};

static void test_all_devices_present(void)
{
    TEST_ASSERT_EQUAL_UINT(8, nl_boards_count);
    for (size_t i = 0; i < 8; i++) {
        const nl_board_t *b = nl_board_find(IDS[i]);
        TEST_ASSERT_NOT_NULL_MESSAGE(b, IDS[i]);
        TEST_ASSERT_EQUAL_STRING(IDS[i], b->id);
        TEST_ASSERT_NOT_NULL(b->name);
    }
}

static void test_unknown_is_null(void)
{
    TEST_ASSERT_NULL(nl_board_find("e27"));
    TEST_ASSERT_NULL(nl_board_find(""));
}

static void test_rgb_flags_and_ct_ranges(void)
{
    for (size_t i = 0; i < nl_boards_count; i++) {
        const nl_board_t *b = &nl_boards[i];
        bool rgb = strstr(b->id, "rgb") != NULL || strcmp(b->id, "evk") == 0;
        /* Measured on real bulbs, 2026-09-13: every lamp but the G95 covers 2700..6500 K.
           The G95 Vintage is a warm bulb and reaches 2000 K at the bottom but stops at
           5000 K - hard-coded per board rather than derived, because "warm variant" is a
           property of that one product, not of a class of them. */
        bool g95 = strcmp(b->id, "g95_cw") == 0;
        TEST_ASSERT_EQUAL_MESSAGE(rgb, b->has_rgb, b->id);
        TEST_ASSERT_EQUAL_UINT16_MESSAGE(g95 ? 2000 : 2700, b->ct_min, b->id);
        TEST_ASSERT_EQUAL_UINT16_MESSAGE(g95 ? 5000 : 6500, b->ct_max, b->id);
    }
}

static void test_pwm_boards_consistent(void)
{
    for (size_t i = 0; i < nl_boards_count; i++) {
        const nl_board_t *b = &nl_boards[i];
        if (b->driver != NL_DRV_PWM)
            continue;
        TEST_ASSERT_TRUE(b->pwm_freq_hz > 0);
        TEST_ASSERT_TRUE(b->pwm[NL_CH_CW].pwm_ch >= 0);
        TEST_ASSERT_TRUE(b->pwm[NL_CH_WW].pwm_ch >= 0);
        for (int c = NL_CH_R; c <= NL_CH_B; c++)
            TEST_ASSERT_EQUAL_MESSAGE(b->has_rgb, b->pwm[c].pwm_ch >= 0, b->id);
        for (int c = 0; c < NL_CH_COUNT; c++) {
            if (b->pwm[c].pwm_ch < 0)
                continue;
            TEST_ASSERT_TRUE(b->pwm[c].pwm_ch <= 4);
            for (int d = c + 1; d < NL_CH_COUNT; d++) {
                if (b->pwm[d].pwm_ch < 0)
                    continue;
                TEST_ASSERT_NOT_EQUAL(b->pwm[c].pwm_ch, b->pwm[d].pwm_ch);
                TEST_ASSERT_NOT_EQUAL(b->pwm[c].pin, b->pwm[d].pin);
            }
        }
    }
}

static void test_sm_boards_consistent(void)
{
    for (size_t i = 0; i < nl_boards_count; i++) {
        const nl_board_t *b = &nl_boards[i];
        if (b->driver != NL_DRV_SM2135EH)
            continue;
        TEST_ASSERT_TRUE(b->has_rgb);
        TEST_ASSERT_NOT_EQUAL(NL_PIN_NONE, b->sm_clk_pin);
        TEST_ASSERT_NOT_EQUAL(NL_PIN_NONE, b->sm_dat_pin);
        TEST_ASSERT_NOT_EQUAL(b->sm_clk_pin, b->sm_dat_pin);
        TEST_ASSERT_NOT_EQUAL(0, b->sm_current);
    }
}

static void test_known_values_from_old_firmware(void)
{
    const nl_board_t *evk = nl_board_find("evk");
    TEST_ASSERT_EQUAL(NL_DRV_PWM, evk->driver);
    TEST_ASSERT_EQUAL_UINT32(5000, evk->pwm_freq_hz);
    TEST_ASSERT_EQUAL_INT8(0, evk->pwm[NL_CH_R].pwm_ch);
    TEST_ASSERT_EQUAL_UINT8(NL_PB(18), evk->pwm[NL_CH_R].pin);
    TEST_ASSERT_TRUE(evk->pwm[NL_CH_R].active_low);

    const nl_board_t *e27 = nl_board_find("e27_rgb");
    TEST_ASSERT_EQUAL(NL_DRV_SM2135EH, e27->driver);
    TEST_ASSERT_EQUAL_UINT8(NL_PB(13), e27->sm_clk_pin);
    TEST_ASSERT_EQUAL_UINT8(NL_PB(8), e27->sm_dat_pin);
    TEST_ASSERT_EQUAL_HEX8(0x17, e27->sm_current);
    TEST_ASSERT_EQUAL_HEX8(0x73, nl_board_find("e14_rgb")->sm_current);
    TEST_ASSERT_EQUAL_HEX8(0x63, nl_board_find("gu10_rgb")->sm_current);

    const nl_board_t *e27cw = nl_board_find("e27_cw");
    TEST_ASSERT_TRUE(e27cw->pwm[NL_CH_CW].antiphase);
    TEST_ASSERT_EQUAL_UINT8(NL_PB(13), e27cw->pwm[NL_CH_CW].pin);
    TEST_ASSERT_EQUAL_UINT32(600, e27cw->pwm_freq_hz);

    const nl_board_t *g95 = nl_board_find("g95_cw");
    TEST_ASSERT_EQUAL_UINT8(NL_PB(15), g95->pwm[NL_CH_WW].pin);
    TEST_ASSERT_EQUAL_INT8(3, g95->pwm[NL_CH_WW].pwm_ch);
}

int main(void)
{
    UNITY_BEGIN();
    RUN_TEST(test_all_devices_present);
    RUN_TEST(test_unknown_is_null);
    RUN_TEST(test_rgb_flags_and_ct_ranges);
    RUN_TEST(test_pwm_boards_consistent);
    RUN_TEST(test_sm_boards_consistent);
    RUN_TEST(test_known_values_from_old_firmware);
    return UNITY_END();
}