#include "ram.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

ark_ram_info_t ark_sys_ram_get_info(void) {
    ark_ram_info_t info = {0, 0};
    FILE *fp = fopen("/proc/meminfo", "r");
    if (!fp) return info;
    
    char line[256];
    uint64_t total_kb = 0;
    uint64_t avail_kb = 0;
    
    while (fgets(line, sizeof(line), fp)) {
        if (strncmp(line, "MemTotal:", 9) == 0) {
            sscanf(line, "MemTotal: %lu kB", &total_kb);
        } else if (strncmp(line, "MemAvailable:", 13) == 0) {
            sscanf(line, "MemAvailable: %lu kB", &avail_kb);
        }
    }
    fclose(fp);
    
    info.total_mb = total_kb / 1024;
    info.used_mb = (total_kb - avail_kb) / 1024;
    return info;
}