rough weather fetcher #1
39
bot/bot.go
39
bot/bot.go
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@ -4,6 +4,7 @@ package bot
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import (
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"fmt"
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"github.com/mattermost/mattermost-server/v5/model"
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"net/http"
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"os"
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"os/signal"
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"regexp"
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@ -71,7 +72,7 @@ func (b *Bot) Main() int {
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// Lets create a bot channel for logging debug messages into
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b.CreateBotDebuggingChannelIfNeeded()
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msg := fmt.Sprintf("_**%s** has started up_\n\nrunning on version %s", b.BotName, b.Version)
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msg := fmt.Sprintf("_**%s** (version `%s`) is now starting up", b.BotName, b.Version)
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b.SendMsgToDebuggingChannel(msg, "")
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// Lets start listening to some channels via the websocket!
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@ -229,6 +230,38 @@ func (b *Bot) Shutdown() {
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syscall.Kill(syscall.Getpid(), syscall.SIGINT)
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}
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func (b *Bot) HandleWeatherRequest(channelid string, postid string, message string) {
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msg := fmt.Sprintf("weather request received: `%s`", message)
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b.SendMsgToChannel(msg, postid, channelid)
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r := regexp.MustCompile(`metar\s+([A-Za-z]{4})`)
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loc := r.FindString(message)
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if loc == "" {
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b.SendMsgToChannel("error, sorry", postid, channelid)
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}
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token := os.Getenv("METAR_API_TOKEN")
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url := fmt.Sprintf("https://avwx.rest/api/metar/%s?options=&airport=true&reporting=true&format=json&onfail=cache", loc)
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msg = fmt.Sprintf("calculated url: `%s`", url)
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b.SendMsgToChannel(msg, postid, channelid)
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client := http.Client{
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Timeout: 5 * time.Second,
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}
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req, err := http.NewRequest("GET", url, nil)
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req.Header.Add("Authorization", `Token `+token)
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resp, err := client.Do(req)
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if err != nil {
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b.SendMsgToChannel(fmt.Sprintf("weather fetch error: %s", err), postid, channelid)
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return
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}
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b.SendMsgToChannel(fmt.Sprintf("weather %s: %s", loc, resp), postid, channelid)
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}
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func (b *Bot) HandleMsgFromChannel(event *model.WebSocketEvent) {
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post := model.PostFromJson(strings.NewReader(event.Data["post"].(string)))
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@ -237,6 +270,10 @@ func (b *Bot) HandleMsgFromChannel(event *model.WebSocketEvent) {
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}
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//pretty.Print(post)
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if matched, _ := regexp.MatchString(`(?:^|\W)metar(?:$|\W)`, post.Message); matched {
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b.HandleWeatherRequest(post.ChannelId, post.Id, post.Message)
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return
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}
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if matched, _ := regexp.MatchString(`(?:^|\W)alive(?:$|\W)`, post.Message); matched {
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b.SendMsgToChannel("yes I'm running", post.Id, post.ChannelId)
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