package cmd import ( "context" "fmt" "log" "strings" "github.com/nikoksr/notify" "github.com/nikoksr/notify/service/slack" "github.com/urfave/cli/v2" ) // slackPingMe struct holds data parsed via flags for slack service. type slackPingMe struct { Token string Message string Channel string Title string } // SendToSlack parse values from *cli.context and return *cli.Command. // Values include slack token, channelIDs, Message and Title. // If multiple channels are provided then the string is split with "," separator and // each channelID is added to receiver. func SendToSlack() *cli.Command { var slackOpts slackPingMe return &cli.Command{ Name: "slack", Usage: "Send message to slack", UsageText: "pingme slack --token '123' --channel '12345,67890' --msg 'some message'", Description: `Slack uses token to authenticate and send messages to defined channels. Multiple channel ids can be used separated by comma ','. All configuration options are also available via environment variables.`, Flags: []cli.Flag{ &cli.StringFlag{ Destination: &slackOpts.Token, Name: "token", Aliases: []string{"t"}, Required: true, Usage: "Token of slack bot used for sending message.", EnvVars: []string{"SLACK_TOKEN"}, }, &cli.StringFlag{ Destination: &slackOpts.Channel, Name: "channel", Required: true, Aliases: []string{"c"}, Usage: "Channel ids for slack,if sending to multiple channels separate with ','.", EnvVars: []string{"SLACK_CHANNELS"}, }, &cli.StringFlag{ Destination: &slackOpts.Message, Name: "msg", Aliases: []string{"m"}, Usage: "Message content.", EnvVars: []string{"SLACK_MESSAGE"}, }, &cli.StringFlag{ Destination: &slackOpts.Title, Name: "title", Value: TimeValue, Usage: "Title of the message.", EnvVars: []string{"SLACK_MSG_TITLE"}, }, }, Action: func(ctx *cli.Context) error { notifier := notify.New() slackSvc := slack.New(slackOpts.Token) chn := strings.Split(slackOpts.Channel, ",") for _, v := range chn { if len(v) <= 0 { return fmt.Errorf(EmptyChannel) } slackSvc.AddReceivers(v) } notifier.UseServices(slackSvc) if err := notifier.Send( context.Background(), slackOpts.Title, slackOpts.Message, ); err != nil { return err } log.Println("Successfully sent!") return nil }, } }