Refactor code around textual data field in Cache class

cache.cpp

@@ -13,7 +13,7 @@ static float degtorad(float x) {
 
 void Cache::show() const {
 	std::cout << "Cache:\t" << code << ' ' << name << " (type: " << type << ", owned by " << owner << ")\n";
-	std::cout << '\t' << pos.lat << " " << pos.lon << "\t\tD/T: " << diff << '/' << terr << "\t\tSize: " << size << "\t\tFound on " << date() << '\n';
+	std::cout << '\t' << pos.lat << " " << pos.lon << "\t\tD/T: " << diff << '/' << terr << "\t\tSize: " << size << "\t\tFound on " << date << '\n';
 }
 
 std::string Cache::link() const {
@@ -24,6 +24,17 @@ float Cache::distance() const {
 	return 2 * Earth_radius * asin(sqrt(pow(sin(degtorad((pos.lat - home.lat) / 2)), 2) + cos(degtorad(pos.lat)) * cos(degtorad(home.lat)) * pow(sin(degtorad((pos.lon - home.lon) / 2)), 2)));
 }
 
-std::string Cache::date() const {
-	return std::to_string(date_found.tm_year+1900) + '-' + std::to_string(date_found.tm_mon) + "-" + std::to_string(date_found.tm_mday);
+void Cache::set_date(std::tm* t) {
+	char tmp[20];
+
+	date_tm = *t;
+
+	year = std::to_string(1900+date_tm.tm_year);
+	std::strftime(tmp, 20, "(%m) %B", &date_tm);
+	mon = tmp;
+	day = std::to_string(date_tm.tm_mday);
+	hour = std::to_string(date_tm.tm_hour);
+
+	std::strftime(tmp, 20, "%x", &date_tm);
+	date = tmp;
 }

cache.h

@@ -51,18 +51,20 @@ public:
 	std::string origin;
 	std::string owner;
 	std::string owner_uuid;
-	std::tm date_found;
+	std::tm date_tm;
 	std::string year;
 	std::string mon;
 	std::string day;
 	std::string hour;
+	std::string date;
+
+	void set_date(std::tm* t);
 
 	static Position home;
 
 	void show() const;
 	std::string link() const;
 	float distance() const;
-	std::string date() const;
 };
 
 class CacheCmp {

meson.build

@@ -16,7 +16,7 @@ endif
 
 link = ['-lgpx', '-lheatmap']
 src = ['geostat.cpp', 'okapi.cpp', 'gpx.cpp', 'cache.cpp', 'debug.cpp', 'heat.cpp', 'ocdb.cpp']
-src_db = ['geodb.cpp', 'debug.cpp', 'ocdb.cpp', 'okapi.cpp']
+src_db = ['geodb.cpp', 'debug.cpp', 'ocdb.cpp', 'okapi.cpp', 'cache.cpp']
 
 executable('geostat', src, dependencies : [curl_dep, json_dep, magick_dep, sqlite_dep], link_args: link, install: true)
 executable('geodb', src_db, dependencies : [sqlite_dep, json_dep, curl_dep], install: true)

okapi.cpp

@@ -1,5 +1,4 @@
 #include "okapi.h"
-#include "cache.h"
 #include "debug.h"
 
 #include <iostream>
@@ -105,7 +104,6 @@ std::string Okapi::get_caches_json(std::string codes) {
 Caches Okapi::get_caches(std::vector<std::pair<std::string, std::tm>> codes) {
 	Cache c;
 	Caches cc;
-	char month[20];
 
 	uint n = 0;
 	while (n < codes.size()) {
@@ -136,12 +134,7 @@ Caches Okapi::get_caches(std::vector<std::pair<std::string, std::tm>> codes) {
 			//ugly way to handle date...
 			for (auto& el2 : codes) {
 				if (el2.first == c.code) {
-					c.date_found = el2.second;
-					c.year = std::to_string(1900+el2.second.tm_year);
-					std::strftime(month, 20, "(%m) %B", &el2.second);
-					c.mon = month;
-					c.day = std::to_string(el2.second.tm_mday);
-					c.hour = std::to_string(el2.second.tm_hour);
+					c.set_date(&el2.second);
 					break;
 				}
 			}