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Remove strftime to save space (#1210)

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strftime takes a lot of space and we only use simple number printing for it. Should save 8kb
This commit is contained in:
giedriuslt
2024-05-05 11:50:26 +03:00
committed by GitHub
parent e4f84cb3fd
commit 7a0f73193b
1 changed files with 9 additions and 4 deletions
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13
src/httpserver/json_interface.c
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@ -312,6 +312,11 @@ static int http_tasmota_json_SENSOR(void* request, jsonCb_t printer) {
/*
{"StatusSNS":{"Time":"2023-04-10T10:19:55"}}
*/
static void format_date(char *buffer, int buflength, struct tm *ltm)
{
snprintf(buffer, buflength, "%04d-%02d-%02dT%02d:%02d:%02d",ltm->tm_year+1900, ltm->tm_mon+1, ltm->tm_mday, ltm->tm_hour, ltm->tm_min, ltm->tm_sec);
}
static int http_tasmota_json_status_SNS(void* request, jsonCb_t printer, bool bAppendHeader) {
char buff[20];
@ -321,7 +326,7 @@ static int http_tasmota_json_status_SNS(void* request, jsonCb_t printer, bool bA
printer(request, "{");
time_t localTime = (time_t)NTP_GetCurrentTime();
strftime(buff, sizeof(buff), "%Y-%m-%dT%H:%M:%S", gmtime(&localTime));
format_date(buff, sizeof(buff), gmtime(&localTime));
JSON_PrintKeyValue_String(request, printer, "Time", buff, false);
#ifndef OBK_DISABLE_ALL_DRIVERS
@ -402,7 +407,7 @@ static int http_tasmota_json_status_STS(void* request, jsonCb_t printer, bool bA
printer(request, "\"StatusSTS\":");
}
printer(request, "{");
strftime(buff, sizeof(buff), "%Y-%m-%dT%H:%M:%S", gmtime(&localTime));
format_date(buff, sizeof(buff), gmtime(&localTime));
JSON_PrintKeyValue_String(request, printer, "Time", buff, true);
format_time(g_secondsElapsed, buff, sizeof(buff));
JSON_PrintKeyValue_String(request, printer, "Uptime", buff, true);
@ -440,9 +445,9 @@ static int http_tasmota_json_status_TIM(void* request, jsonCb_t printer) {
time_t localTime = (time_t)NTP_GetCurrentTime();
time_t localUTC = (time_t)NTP_GetCurrentTimeWithoutOffset();
printer(request, "\"StatusTIM\":{");
strftime(buff, sizeof(buff), "%Y-%m-%dT%H:%M:%S", gmtime(&localUTC));
format_date(buff, sizeof(buff), gmtime(&localUTC));
JSON_PrintKeyValue_String(request, printer, "UTC", buff, true);
strftime(buff, sizeof(buff), "%Y-%m-%dT%H:%M:%S", gmtime(&localTime));
format_date(buff, sizeof(buff), gmtime(&localTime));
JSON_PrintKeyValue_String(request, printer, "Local", buff, true);
JSON_PrintKeyValue_String(request, printer, "StartDST", "2022-03-27T02:00:00", true);
JSON_PrintKeyValue_String(request, printer, "EndDST", "2022-10-30T03:00:00", true);