Added initial join2create module and fixed bug in embedmaker

modules/embedmaker.cpp

@@ -7,11 +7,11 @@ class Embedmaker {
     Bot *bot;
 
     static inline const std::string& strOrEmpty(const dpp::command_value& v) {
-        if (v.index() == 1) {
-            return std::get<std::string>(v);
-        } else {
+        if (v.index() == 0) {
             static std::string empty;
             return empty;
+        } else {
+            return std::get<std::string>(v);
         }
     }
 

modules/join2create.cpp

@@ -0,0 +1,73 @@
+#include "../bot.hpp"
+
+#include <unordered_map>
+
+
+
+class Join2create {
+    Bot *bot;
+
+    void db_add_guild(const dpp::snowflake& guild_id) {
+        bot->db << "INSERT OR IGNORE INTO join2create_guild_settings (id) VALUES (?);"
+                << std::to_string(guild_id);
+    }
+
+public:
+    Join2create(Bot *_bot) : bot(_bot) {
+        bot->db << "CREATE TABLE IF NOT EXISTS join2create_guild_settings ("
+                   "    id TEXT PRIMARY KEY NOT NULL,"
+                   "    role TEXT,"
+                   "    category TEXT,"
+                   "    UNIQUE(id)"
+                   ");";
+        bot->db << "CREATE TABLE IF NOT EXISTS join2create_guild_roles ("
+                   "    guild_id TEXT NOT NULL,"
+                   "    user_id TEXT NOT NULL,"
+                   "    role_id TEXT NOT NULL,"
+                   "    UNIQUE(guild_id, user_id)"
+                   ");";
+
+        bot->add_chatcommand(Bot::ChatCommand({"join2create_settings", "join2create_einstellungen"}, "Stelle die Einstellungen fuer Join2Create ein", dpp::slashcommand().add_option(dpp::command_option(dpp::command_option_type::co_role, "role", "Rolle", false)).add_option(dpp::command_option(dpp::command_option_type::co_channel, "category", "Kategorie", false))), [&](const dpp::slashcommand_t& event) {
+            auto role = event.get_parameter("role");
+            auto category = event.get_parameter("category");
+            // Add guild to database
+            db_add_guild(event.command.guild_id);
+            // Apply role change
+            if (role.index() != 0) {
+                bot->db << "UPDATE join2create_guild_settings "
+                           "SET role = ? "
+                           "WHERE id = ?;"
+                        << std::to_string(std::get<dpp::snowflake>(role)) << std::to_string(event.command.guild_id);
+            }
+            // Apply category change
+            if (category.index() != 0) {
+                bot->cluster.channel_get(std::get<dpp::snowflake>(category), [this, event](const dpp::confirmation_callback_t& ccb) {
+                    if (!ccb.is_error()) {
+                        auto channel = ccb.get<dpp::channel>();
+                        // Ensure channel is part of THIS guild
+                        if (channel.guild_id != event.command.guild_id) {
+                            return;
+                        }
+                        // Use channel or parent channel as category
+                        dpp::snowflake target;
+                        if (channel.is_category()) {
+                            target = channel.id;
+                        } else if (channel.parent_id) {
+                            target = channel.parent_id;
+                        } else {
+                            return;
+                        }
+                        // Update database
+                        bot->db << "UPDATE join2create_guild_settings "
+                                   "SET category = ? "
+                                   "WHERE id = ?;"
+                                << std::to_string(target) << std::to_string(event.command.guild_id);
+                    }
+                });
+            }
+            // Send reply
+            event.reply(dpp::message("Okay.").set_flags(dpp::message_flags::m_ephemeral));
+        });
+    }
+};
+BOT_ADD_MODULE(Join2create);