package bot import ( "fmt" "dev.sum7.eu/sum7/logmania/database" ) func NewFilter(db *database.DB) *Command { return &Command{ Name: "filter", Description: "list and configure regex filter for channel by message content", Commands: []*Command{ { Name: "add", Description: "add regex filter for channel: [channel] regex", Action: func(from string, params []string) string { if len(params) < 1 { return "invalid: [channel] regex" } of := from regex := params[0] if len(params) > 1 { of = params[0] regex = params[1] } n := db.NotifiesByAddress[of] if err := n.AddRegex(regex); err != nil { return fmt.Sprintf("\"%s\" is no valid regex expression: %s", regex, err) } return fmt.Sprintf("add regex for \"%s\" to %s", of, regex) }, }, { Name: "del", Description: "del regex filter for channel: [channel] regex", Action: func(from string, params []string) string { if len(params) < 1 { return "invalid: [channel] regex" } of := from regex := params[0] if len(params) > 1 { of = params[0] regex = params[1] } n := db.NotifiesByAddress[of] delete(n.RegexIn, regex) return "deleted" }, }, { Name: "all", Description: "list of all channels", Action: func(from string, params []string) string { msg := "filter:\n" for _, n := range db.Notifies { msg = fmt.Sprintf("%s%s\n-------------\n", msg, n.Address()) for expression := range n.RegexIn { msg = fmt.Sprintf("%s - %s\n", msg, expression) } } return msg }, }, { Name: "channel", Description: "list of given channel: channel", Action: func(from string, params []string) string { msg := "filter:\n" if len(params) != 1 { return "invalid: no channel given" } of := params[0] if n, ok := db.NotifiesByAddress[of]; ok { msg = fmt.Sprintf("%s%s\n-------------\n", msg, of) for expression := range n.RegexIn { msg = fmt.Sprintf("%s - %s\n", msg, expression) } } return msg }, }, }, Action: func(from string, params []string) string { msg := "filter:\n" if n, ok := db.NotifiesByAddress[from]; ok { msg = fmt.Sprintf("%s%s\n-------------\n", msg, from) for expression := range n.RegexIn { msg = fmt.Sprintf("%s - %s\n", msg, expression) } } return msg }, } }