#include "sd_file_browser.h"

#include <stdio.h>
#include <string.h>

static unsigned checks;
static unsigned failures;
static unsigned calls;

#define CHECK(condition) do { ++checks; if (!(condition)) ++failures; } while (0)

/* Mock подтверждает, что core передаёт только проверенный bounded запрос. */
static SdFileBrowserStatus mock_list(
    void *context, const char *path, uint16_t offset, uint8_t limit,
    SdFileBrowserPage *page)
{
    (void)context;
    ++calls;
    CHECK(strcmp(path, "/niceOne") == 0);
    CHECK(offset == 3U);
    CHECK(limit == 2U);
    memcpy(page->items[0].name, "July", sizeof("July"));
    page->items[0].is_directory = 1U;
    page->count = 1U;
    page->next_offset = 4U;
    return SD_FILE_BROWSER_OK;
}

int main(void)
{
    static const char *const invalid[] = {
        "", "niceOne", "/../secret", "/./logs", "/a//b", "/a\\b",
        "/a:b", "/trailing/"
    };
    SdFileBrowser browser = { NULL, mock_list };
    SdFileBrowserPage page;
    unsigned index;

    CHECK(SdFileBrowser_ValidatePath("/") == SD_FILE_BROWSER_OK);
    CHECK(SdFileBrowser_ValidateLogFilePath("/TEMPLOG.MD") == SD_FILE_BROWSER_OK);
    CHECK(SdFileBrowser_ValidateLogFilePath(
              "/niceOne/mounth/2026-07_July/temperature_2026-07-18_10-00-00.md") ==
          SD_FILE_BROWSER_OK);
    CHECK(SdFileBrowser_ValidateLogFilePath("/niceOne/settings/private.json") ==
          SD_FILE_BROWSER_NOT_LOG_FILE);
    CHECK(SdFileBrowser_ValidateLogFilePath("/niceOne/mounth/fw.bin") ==
          SD_FILE_BROWSER_NOT_LOG_FILE);
    CHECK(SdFileBrowser_ValidateLogFilePath("/niceOne/mounth/temperature_bad.md") ==
          SD_FILE_BROWSER_NOT_LOG_FILE);
    CHECK(SdFileBrowser_ValidatePath("/niceOne/2026-07_July") ==
          SD_FILE_BROWSER_OK);
    for (index = 0U; index < sizeof(invalid) / sizeof(invalid[0]); ++index) {
        CHECK(SdFileBrowser_ValidatePath(invalid[index]) ==
              SD_FILE_BROWSER_INVALID_PATH);
    }
    memset(&page, 0xA5, sizeof(page));
    CHECK(SdFileBrowser_ListPage(&browser, "/niceOne", 3U, 2U, &page) ==
          SD_FILE_BROWSER_OK);
    CHECK(calls == 1U);
    CHECK(page.count == 1U);
    CHECK(strcmp(page.items[0].name, "July") == 0);
    CHECK(SdFileBrowser_ListPage(&browser, "/niceOne", 0U, 4U, &page) ==
          SD_FILE_BROWSER_INVALID_CURSOR);
    CHECK(calls == 1U);
    (void)printf("SD browser core: %u checks, %u failures\n", checks, failures);
    return failures == 0U ? 0 : 1;
}