更新文档

server/server_encrypted.cpp

@@ -69,6 +69,8 @@ const size_t MAX_PHOTO_BODY_SIZE = 512 * 1024;
 const char* DEFAULT_API_TOKEN = "atk_nKfVWLhMjL0RGSfRll3R_sdJS6IrIjuV";
 const char* DEFAULT_CORS_ORIGIN = "http://localhost";
 const char* DEFAULT_TIMESLOTS_JSON =
+    "{\"time_slots\":[]}";
+const char* LEGACY_DEFAULT_TIMESLOTS_JSON =
     "{\"time_slots\":["
     "{\"name\":\"上午签到\",\"start_time\":\"08:00\",\"end_time\":\"09:30\",\"enabled\":true},"
     "{\"name\":\"中午签退\",\"start_time\":\"12:00\",\"end_time\":\"13:00\",\"enabled\":true},"
@@ -139,6 +141,17 @@ std::string jsonEscape(const std::string& value) {
     return out.str();
 }
 
+std::string jsonWithoutWhitespace(const std::string& value) {
+    std::string compact;
+    compact.reserve(value.size());
+    for (char ch : value) {
+        if (!std::isspace(static_cast<unsigned char>(ch))) {
+            compact.push_back(ch);
+        }
+    }
+    return compact;
+}
+
 std::string csvEscape(const std::string& value) {
     bool needs_quotes = false;
     for (char c : value) {
@@ -1300,6 +1313,11 @@ bool saveTimeSlots(const std::string& json_data) {
 
 std::string readTimeSlots() {
     std::string content = sqliteGetKvValue("time_slots", DEFAULT_TIMESLOTS_JSON);
+    if (jsonWithoutWhitespace(content) == jsonWithoutWhitespace(LEGACY_DEFAULT_TIMESLOTS_JSON)) {
+        content = DEFAULT_TIMESLOTS_JSON;
+        sqliteSetKvValue("time_slots", content);
+        std::cout << "[TIMESLOTS] Legacy default configuration cleared" << std::endl;
+    }
     std::cout << "[TIMESLOTS] Read " << content.size() << " bytes from SQLite" << std::endl;
     return content;
 }