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#include <dpp/dpp.h>
dpp::task<bool> delete_action(const dpp::slashcommand_t &event, const nlohmann::json &action,
const std::unordered_map<std::string, std::string> &key_values,
dpp::user &user_ptr, dpp::cluster *cluster)
{
const dpp::channel *channel_ptr = &event.command.get_channel();
const auto &guild_ptr = event.command.get_guild();
const auto member_it = guild_ptr.members.find(user_ptr.id);
const auto *member_ptr = (member_it != guild_ptr.members.end()) ? &member_it->second : nullptr;
const auto bot_member_it = guild_ptr.members.find(cluster->me.id);
const auto *bot_member_ptr = (bot_member_it != guild_ptr.members.end()) ? &bot_member_it->second : nullptr;
const std::unordered_map<std::string, std::string> error_messages = [&action]()
{
std::unordered_map<std::string, std::string> defaults = {
{"error", "You need to wait a bit before deleting messages."},
{"error_amount", "The amount of messages to delete must be between 1 and 100."},
{"error_perm_channel", "You do not have permission to delete messages in this channel."}};
if (action.contains("error_amount"))
defaults["error_amount"] = action["error_amount"];
if (action.contains("error_perm_channel"))
defaults["error_perm_channel"] = action["error_perm_channel"];
if (action.contains("error"))
defaults["error"] = action["error"];
return defaults;
}();
if (!member_ptr || !bot_member_ptr)
{
event.edit_response(error_messages.at("error_perm_channel"));
co_return false;
}
const bool has_permissions = channel_ptr->get_user_permissions(*member_ptr).has(dpp::p_manage_messages) && channel_ptr->get_user_permissions(*bot_member_ptr).has(dpp::p_manage_messages);
if (!has_permissions)
{
event.edit_response(error_messages.at("error_perm_channel"));
co_return false;
}
int amount = 0;
if (action.contains("depend_on"))
{
const std::string &depend_on = action["depend_on"];
if (const auto it = key_values.find(depend_on); it != key_values.end())
{
try
{
amount = std::stoi(it->second);
if (amount < 1 || amount > 100)
{
event.edit_response(error_messages.at("error_amount"));
co_return false;
}
}
catch (const std::exception &e)
{
event.edit_response(error_messages.at("error"));
co_return false;
}
}
}
if (amount > 0)
{
const time_t two_weeks_ago = dpp::utility::time_f() - 1209600;
auto callback = co_await cluster->co_messages_get(channel_ptr->id, 0, 0, 0, amount);
if (callback.is_error())
{
event.edit_response(error_messages.at("error"));
co_return false;
}
const auto &messages = callback.get<dpp::message_map>();
if (messages.empty())
{
event.edit_response("No messages to delete.");
co_return false;
}
std::vector<dpp::snowflake> msg_ids;
msg_ids.reserve(messages.size());
for (const auto &[id, msg] : messages)
{
if (msg.get_creation_time() >= two_weeks_ago)
{
msg_ids.emplace_back(id);
}
}
if (!msg_ids.empty())
{
const auto delete_result = msg_ids.size() == 1
? co_await cluster->co_message_delete(msg_ids.front(), channel_ptr->id)
: co_await cluster->co_message_delete_bulk(msg_ids, channel_ptr->id);
if (delete_result.is_error())
{
event.edit_response(error_messages.at("error"));
co_return false;
}
}
}
co_return true;
}
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