xroad_date.h

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#pragma once
 
#include "xroad_common_fwd.h"
#include <common/xroad_time.h>
#include <time.h>
 
#define xroad_date_null (xroad_date_t){0}
 
#ifdef __cplusplus
extern "C"
{
#endif
 
typedef struct
{
   uint16_t year;
   uint8_t  month;
   uint8_t  day;
} xroad_date_t;
 
xroad_date_t xroad_date_create(uint16_t year, uint8_t month, uint8_t day);
 
bool xroad_date_is_null(xroad_date_t data);
 
xroad_date_t xroad_date_from_int(int32_t date);
 
int32_t xroad_date_to_int(xroad_date_t date, bool short_year);
 
xroad_date_t xroad_date_from_ts(xroad_timestamp_t ts);
 
xroad_timestamp_t xroad_date_to_ts(xroad_date_t date);
 
xroad_date_t xroad_date_from_tm(struct tm* tm);
 
xroad_date_t xroad_date_from_str(xroad_str_t date);
 
xroad_date_t xroad_date_adjust(xroad_date_t dt, int32_t day);
 
int32_t xroad_date_cmp(xroad_date_t dt1, xroad_date_t dt2);
 
#define xroad_date_to_str(dt)                                                       \
({                                                                                  \
   char* buff = alloca(11);                                                         \
   int32_t s = xroad_format(buff, 11, "%04d-%02d-%02d", dt.year, dt.month, dt.day); \
   xroad_str_len(buff, s);                                                          \
})
 
#define xroad_date_to_sql(v)                 \
({                                           \
   char* buf = "NULL";                       \
   uint32_t len = 4;                         \
   xroad_date_t dt = (v);                    \
   if (!xroad_date_is_null(dt))              \
   {                                         \
      xroad_str_t s = xroad_date_to_str(dt); \
      buf = alloca(s.len + 2);               \
      buf[0] = '\'';                         \
      memcpy(buf + 1, s.data, s.len);        \
      buf[s.len + 1] = '\'';                 \
      len = s.len + 2;                       \
   }                                         \
   xroad_str_len(buf, len);                  \
})
 
xroad_date_t xroad_date_min(xroad_date_t dt1, xroad_date_t dt2);
 
xroad_date_t xroad_date_max(xroad_date_t dt1, xroad_date_t dt2);
 
uint32_t xroad_date_day_of_year();
 
#ifdef __cplusplus
}
#endif