Initial project snapshot

workers/rdp-worker/src/common/time.cpp

@@ -0,0 +1,42 @@
+#include "rdp_worker/common/time.hpp"
+
+#include <ctime>
+#include <iomanip>
+#include <sstream>
+#include <stdexcept>
+
+namespace rdp_worker::common {
+
+Clock::time_point NowUtc() {
+    return Clock::now();
+}
+
+std::string ToRfc3339(Clock::time_point time_point) {
+    const std::time_t raw = Clock::to_time_t(time_point);
+    std::tm utc_tm{};
+#if defined(_WIN32)
+    gmtime_s(&utc_tm, &raw);
+#else
+    gmtime_r(&raw, &utc_tm);
+#endif
+    std::ostringstream output;
+    output << std::put_time(&utc_tm, "%Y-%m-%dT%H:%M:%SZ");
+    return output.str();
+}
+
+Clock::time_point ParseRfc3339(const std::string& value) {
+    std::tm utc_tm{};
+    std::istringstream input(value);
+    input >> std::get_time(&utc_tm, "%Y-%m-%dT%H:%M:%SZ");
+    if (input.fail()) {
+        throw std::runtime_error("failed to parse RFC3339 timestamp: " + value);
+    }
+#if defined(_WIN32)
+    const std::time_t raw = _mkgmtime(&utc_tm);
+#else
+    const std::time_t raw = timegm(&utc_tm);
+#endif
+    return Clock::from_time_t(raw);
+}
+
+}  // namespace rdp_worker::common