From 58df60b6e3ccda724a81dd9f0721b1c6e84686c1 Mon Sep 17 00:00:00 2001
From: ilotterytea <iltsu@alright.party>
Date: Mon, 6 May 2024 00:45:48 +0500
Subject: feat: new command - !notify (i havent tested it (clueless))

---
 src/modules/notify.hpp | 131 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 src/modules/notify.hpp

(limited to 'src/modules/notify.hpp')

diff --git a/src/modules/notify.hpp b/src/modules/notify.hpp
new file mode 100644
index 0000000..3587e73
--- /dev/null
+++ b/src/modules/notify.hpp
@@ -0,0 +1,131 @@
+#pragma once
+
+#include <string>
+#include <variant>
+#include <vector>
+
+#include "../bundle.hpp"
+#include "../commands/command.hpp"
+#include "../commands/response_error.hpp"
+#include "../schemas/stream.hpp"
+
+namespace bot {
+  namespace mod {
+    class Notify : public command::Command {
+        std::string get_name() const override { return "notify"; }
+
+        std::vector<std::string> get_subcommand_ids() const override {
+          return {"sub", "unsub"};
+        }
+
+        std::variant<std::vector<std::string>, std::string> run(
+            const InstanceBundle &bundle,
+            const command::Request &request) const override {
+          if (!request.subcommand_id.has_value()) {
+            throw ResponseException<NOT_ENOUGH_ARGUMENTS>(
+                request, bundle.localization, command::SUBCOMMAND);
+          }
+
+          const std::string &subcommand_id = request.subcommand_id.value();
+
+          if (!request.message.has_value()) {
+            throw ResponseException<ResponseError::NOT_ENOUGH_ARGUMENTS>(
+                request, bundle.localization, command::CommandArgument::TARGET);
+          }
+
+          const std::string &message = request.message.value();
+          std::vector<std::string> s = utils::string::split_text(message, ' ');
+
+          std::string target;
+          schemas::EventType type;
+
+          std::vector<std::string> target_and_type =
+              utils::string::split_text(s[0], ':');
+
+          if (target_and_type.size() != 2) {
+            throw ResponseException<ResponseError::INCORRECT_ARGUMENT>(
+                request, bundle.localization, s[0]);
+          }
+
+          s.erase(s.begin());
+
+          target = target_and_type[0];
+          type = schemas::string_to_event_type(target_and_type[1]);
+
+          std::string t = target_and_type[0] + ":" + target_and_type[1];
+
+          auto channels = bundle.helix_client.get_users({target});
+          api::twitch::schemas::User channel;
+
+          if (channels.empty() && type != schemas::EventType::CUSTOM) {
+            throw ResponseException<ResponseError::NOT_FOUND>(
+                request, bundle.localization, t);
+          }
+
+          pqxx::work work(request.conn);
+          std::string query;
+
+          if (type != schemas::CUSTOM) {
+            channel = channels[0];
+
+            query = "SELECT id FROM events WHERE channel_id = " +
+                    std::to_string(request.channel.get_id()) +
+                    " AND target_alias_id = " + std::to_string(channel.id) +
+                    " AND event_type = " + std::to_string(type);
+          } else {
+            query = "SELECT id FROM events WHERE channel_id = " +
+                    std::to_string(request.channel.get_id()) +
+                    " AND custom_alias_id = '" + target +
+                    "' AND event_type = " + std::to_string(type);
+          }
+
+          pqxx::result events = work.exec(query);
+
+          if (events.empty()) {
+            throw ResponseException<ResponseError::NOT_FOUND>(
+                request, bundle.localization, t);
+          }
+
+          pqxx::row event = events[0];
+
+          pqxx::result subs =
+              work.exec("SELECT id FROM event_subscriptions WHERE event_id = " +
+                        std::to_string(event[0].as<int>()) + " AND user_id = " +
+                        std::to_string(request.user.get_id()));
+
+          if (subcommand_id == "sub") {
+            if (!subs.empty()) {
+              throw ResponseException<ResponseError::NAMESAKE_CREATION>(
+                  request, bundle.localization, t);
+            }
+
+            work.exec(
+                "INSERT INTO event_subscriptions(event_id, user_id) VALUES (" +
+                std::to_string(event[0].as<int>()) + ", " +
+                std::to_string(request.user.get_id()));
+            work.commit();
+
+            return bundle.localization
+                .get_formatted_line(request, loc::LineId::NotifySub, {t})
+                .value();
+          } else if (subcommand_id == "unsub") {
+            if (subs.empty()) {
+              throw ResponseException<ResponseError::NOT_FOUND>(
+                  request, bundle.localization, t);
+            }
+
+            work.exec("DELETE FROM event_subscriptions WHERE id = " +
+                      std::to_string(subs[0][0].as<int>()));
+            work.commit();
+
+            return bundle.localization
+                .get_formatted_line(request, loc::LineId::NotifyUnsub, {t})
+                .value();
+          }
+
+          throw ResponseException<ResponseError::SOMETHING_WENT_WRONG>(
+              request, bundle.localization);
+        }
+    };
+  }
+}
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