feat: !cmd in lua

1 files changed, 271 insertions, 0 deletions

diff --git a/luamods/cmd.lua b/luamods/cmd.lua
new file mode 100644
index 0000000..dca7913
--- /dev/null
+++ b/luamods/cmd.lua
@@ -0,0 +1,271 @@
+local lines = {
+	english = {
+		["no_subcommand"] = "{sender.alias_name}: No subcommand provided. Use '{channel.prefix}help cmd' for more info.",
+		["no_message"] = "{sender.alias_name}: No message provided.",
+		["command_list"] = "{sender.alias_name}: %s",
+		["namesake"] = "{sender.alias_name}: A command with the same name already exists.",
+		["new_cmd"] = "{sender.alias_name}: Created a new command! Use %s to run it.",
+		["not_found"] = "{sender.alias_name}: Command %s does not exist.",
+		["delete_command"] = "{sender.alias_name}: Successfully deleted %s command.",
+		["edit_command"] = "{sender.alias_name}: Edited the message for %s command.",
+		["no_new_name"] = "{sender.alias_name}: No new name provided.",
+		["rename_command"] = "{sender.alias_name}: Renamed command from %s to %s",
+		["no_alias"] = "{sender.alias_name}: No alias provided.",
+		["namesake_alias"] = "{sender.alias_name}: Same alias already exists for %s command.",
+		["alias_command"] = "{sender.alias_name}: Successfully created alias %s for %s command.",
+		["no_cmd_alias"] = "{sender.alias_name}: There is no command with alias %s",
+		["delalias_command"] = "{sender.alias_name}: Successfully removed alias %s from %s command.",
+		["view_command"] = "{sender.alias_name}: ID %s | %s | Aliases: %s | %s",
+	},
+	russian = {
+		["no_subcommand"] =
+		"{sender.alias_name}: Нет подкоманды. Используйте '{channel.prefix}help cmd', чтобы получить больше информации.",
+		["no_message"] = "{sender.alias_name}: Сообщение не предоставлено.",
+		["command_list"] = "{sender.alias_name}: %s",
+		["namesake"] = "{sender.alias_name}: Команда с таким же именем уже существует.",
+		["new_cmd"] = "{sender.alias_name}: Создана новая команда! Используйте %s для её запуска.",
+		["not_found"] = "{sender.alias_name}: Команда %s не существует.",
+		["delete_command"] = "{sender.alias_name}: Команда %s успешно удалена.",
+		["edit_command"] = "{sender.alias_name}: Изменил сообщение для команды %s",
+		["no_new_name"] = "{sender.alias_name}: Новое имя для команды не предоставлено.",
+		["rename_command"] = "{sender.alias_name}: Переименовал команду %s в %s",
+		["no_alias"] = "{sender.alias_name}: Алиас не предоставлен.",
+		["namesake_alias"] = "{sender.alias_name}: Такой же алиас уже существует для команды %s",
+		["alias_command"] = "{sender.alias_name}: Успешно привязал алиас %s к команде %s",
+		["no_cmd_alias"] = "{sender.alias_name}: Нет команд с алиасом %s",
+		["delalias_command"] = "{sender.alias_name}: Успешно удалил алиас %s от команды %s",
+		["view_command"] = "{sender.alias_name}: ID %s | %s | Алиасы: %s | %s",
+	},
+}
+
+return {
+	name = "cmd",
+	description = [[
+> This command is for broadcaster and moderators only
+
+
+The `!cmd` command gives the ability to create their own chat commands.
+
+
+## Syntax
+
+
+### Create a new custom command
+
+`!cmd new [name] [message...]`
+
++ `[name]` - The name for new custom command. It should be unique for your chat.
+**A prefix must be specified if you want a prefixed command, e.g. `!sub`, `!server`.**
++ `[message]` - Text that will be sent when the custom command is invoked.
+
+### Delete the custom command
+
+`!cmd delete [name]`
+
++ `[name]` - Name of custom command.
+
+### Edit the message for custom command
+`!cmd edit [name] [message...]`
+
++ `[name]` - Name of custom command.
++ `[message]` - Text with which to replace
+
+### Edit the custom command name
+
+`!cmd rename [name] [new_name]`
+
++ `[name]` - Name of custom command.
++ `[new_name]` - New name for custom command.
+
+### Create a new alias for custom command
+
+`!cmd alias [name] [alias]`
+
++ `[name]` - Name of custom command.
++ `[alias]` - New alias for custom command.
+
+### Delete alias from custom command
+
+`!cmd delalias [name] [alias]`
+
++ `[name]` - Name of custom command.
++ `[alias]` - Alias of custom command.
+
+### Check the information about custom command
+`!cmd view [name]`
+
++ `[name]` - Name of custom command
+
+### Get the list of created custom commands
+`!cmd list`
+
+## Usage
+
+### Creating a new custom command
++ `!cmd new !sub Buy a Twitch sub at this link and become like the rest of us 😎`
+
+### Deleting the custom command
++ `!cmd delete !sub`
+
+### Editing the message for custom command
++ `!cmd edit !sub Buy a Prime sub at this link and become like the rest of us 😎`
+
+### Renaming the custom command
++ `!cmd rename !sub buysub`
+
+### Creating a new alias for custom command
++ `!cmd alias !sub buy_subscription`
+
+### Deleting the alias for custom command
++ `!cmd delalias !sub subscription`
+
+### Checking the information about the custom command
++ `!cmd view !sub`
+]],
+	delay_sec = 1,
+	options = {},
+	subcommands = { "new", "delete", "edit", "rename", "alias", "delalias", "view", "list" },
+	aliases = { "scmd" },
+	minimal_rights = "moderator",
+	handle = function(request)
+		if request.subcommand_id == nil then
+			return l10n_custom_formatted_line_request(request, lines, "no_subcommand", {})
+		end
+
+		local scid = request.subcommand_id
+
+		if scid == "list" then
+			local cmds = db_query('SELECT name FROM custom_commands WHERE channel_id = $1', { request.channel.id })
+			local names = {}
+			for i = 1, #cmds, 1 do
+				table.insert(names, cmds[i].name)
+			end
+
+			return l10n_custom_formatted_line_request(request, lines, "command_list", { table.concat(names, ', ') })
+		end
+
+		if request.message == nil then
+			return l10n_custom_formatted_line_request(request, lines, "no_message", {})
+		end
+
+		local parts = str_split(request.message, ' ')
+
+		local name = parts[1]
+		table.remove(parts, 1)
+
+		local cmds = db_query(
+			'SELECT id, name, array_to_json(aliases) as aliases, message FROM custom_commands WHERE name = $1 AND channel_id = $2',
+			{ name, request.channel.id })
+
+		if scid == "new" then
+			local internal_commands = bot_get_loaded_command_names()
+
+			if #cmds > 0 or array_contains(internal_commands, name) then
+				return l10n_custom_formatted_line_request(request, lines, "namesake", {})
+			end
+
+			if #parts == 0 then
+				return l10n_custom_formatted_line_request(request, lines, "no_message", {})
+			end
+
+			local message = table.concat(parts, ' ')
+
+			db_execute('INSERT INTO custom_commands(channel_id, name, message) VALUES ($1, $2, $3)',
+				{ request.channel.id, name, message })
+
+			return l10n_custom_formatted_line_request(request, lines, "new_cmd", { name })
+		end
+
+		if #cmds == 0 then
+			return l10n_custom_formatted_line_request(request, lines, "not_found", { name })
+		end
+
+		local cmd = cmds[1]
+
+		if scid == "delete" then
+			db_execute('DELETE FROM custom_commands WHERE id = $1', { cmd.id })
+			return l10n_custom_formatted_line_request(request, lines, "delete_command", { name })
+		elseif scid == "edit" then
+			if #parts == 0 then
+				return l10n_custom_formatted_line_request(request, lines, "no_message", {})
+			end
+
+			local message = table.concat(parts, ' ')
+
+			db_execute('UPDATE custom_commands SET message = $1 WHERE id = $2', { message, cmd.id })
+
+			return l10n_custom_formatted_line_request(request, lines, "edit_command", { name })
+		elseif scid == "rename" then
+			if #parts == 0 then
+				return l10n_custom_formatted_line_request(request, lines, "no_new_name", {})
+			end
+
+			local new_name = parts[1]
+
+			local new_cmds = db_query('SELECT id FROM custom_commands WHERE name = $1', { new_name })
+			if #new_cmds > 0 then
+				return l10n_custom_formatted_line_request(request, lines, "namesake", {})
+			end
+
+			local internal_commands = bot_get_loaded_command_names()
+			if array_contains(internal_commands, new_name) then
+				return l10n_custom_formatted_line_request(request, lines, "namesake", {})
+			end
+
+			db_execute('UPDATE custom_commands SET name = $1 WHERE id = $2', { new_name, cmd.id })
+
+			return l10n_custom_formatted_line_request(request, lines, "rename_command", { name, new_name })
+		elseif scid == "alias" then
+			if #parts == 0 then
+				return l10n_custom_formatted_line_request(request, lines, "no_alias", {})
+			end
+
+			local new_alias = parts[1]
+
+			local cmd_alias = db_query('SELECT name FROM custom_commands WHERE $1 = ANY(aliases) AND channel_id = $2',
+				{ new_alias, request.channel.id })
+
+			if #cmd_alias > 0 then
+				return l10n_custom_formatted_line_request(request, lines, "namesake_alias", { cmd_alias[1].name })
+			end
+
+			local internal_commands = bot_get_loaded_command_names()
+			if array_contains(internal_commands, new_alias) then
+				return l10n_custom_formatted_line_request(request, lines, "namesake", {})
+			end
+
+			db_execute('UPDATE custom_commands SET aliases = array_append(aliases, $1) WHERE id = $2',
+				{ new_alias, cmd.id })
+
+			return l10n_custom_formatted_line_request(request, lines, "alias_command", { new_alias, name })
+		elseif scid == "delalias" then
+			if #parts == 0 then
+				return l10n_custom_formatted_line_request(request, lines, "no_alias", {})
+			end
+
+			local old_alias = parts[1]
+
+			local cmd_alias = db_query('SELECT name FROM custom_commands WHERE $1 = ANY(aliases) AND channel_id = $2',
+				{ old_alias, request.channel.id })
+
+			if #cmd_alias == 0 then
+				return l10n_custom_formatted_line_request(request, lines, "no_cmd_alias", { old_alias })
+			end
+
+			db_execute('UPDATE custom_commands SET aliases = array_remove(aliases, $1) WHERE id = $2',
+				{ old_alias, cmd.id })
+
+			return l10n_custom_formatted_line_request(request, lines, "delalias_command", { old_alias, name })
+		elseif scid == "view" then
+			local aliases = json_parse(cmd.aliases)
+			local aliases_str = table.concat(aliases, ', ')
+
+			if #aliases_str == 0 then
+				aliases_str = "-"
+			end
+
+			return l10n_custom_formatted_line_request(request, lines, "view_command",
+				{ cmd.id, cmd.name, aliases_str, cmd.message })
+		end
+	end,
+}