#include "panel_driver.h"

#include "esp_check.h"
#include "esp_log.h"

static const char *TAG = "panel_driver";

esp_err_t panel_driver_validate_output(const panel_output_config_t *config) {
    ESP_RETURN_ON_FALSE(config != NULL, ESP_ERR_INVALID_ARG, TAG, "config must not be null");
    ESP_RETURN_ON_FALSE(config->led_count == INFINITY_LEDS_PER_OUTPUT, ESP_ERR_INVALID_ARG, TAG, "output must be configured for exactly 106 LEDs");
    ESP_RETURN_ON_FALSE(config->enabled, ESP_ERR_INVALID_STATE, TAG, "disabled output cannot enter the active driver set");
    ESP_RETURN_ON_FALSE(config->driver_kind != PANEL_DRIVER_KIND_UNVALIDATED, ESP_ERR_INVALID_STATE, TAG, "driver backend is still unvalidated");
    ESP_RETURN_ON_FALSE(config->driver_reference != NULL, ESP_ERR_INVALID_ARG, TAG, "driver reference must not be null");
    return ESP_OK;
}

esp_err_t panel_driver_self_test_all(panel_driver_t *driver, const panel_output_config_t *outputs, size_t output_count) {
    ESP_RETURN_ON_FALSE(driver != NULL, ESP_ERR_INVALID_ARG, TAG, "driver must not be null");
    ESP_RETURN_ON_FALSE(driver->vtable != NULL, ESP_ERR_INVALID_STATE, TAG, "driver vtable missing");
    ESP_RETURN_ON_FALSE(driver->vtable->self_test != NULL, ESP_ERR_INVALID_STATE, TAG, "driver self test callback missing");

    for (size_t index = 0; index < output_count; ++index) {
        ESP_RETURN_ON_ERROR(panel_driver_validate_output(&outputs[index]), TAG, "output validation failed before self test");
    }

    return driver->vtable->self_test(driver);
}