2020-09-09 03:59:46 +00:00
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package bot
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//import "github.com/kr/pretty"
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import (
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2020-09-09 04:15:50 +00:00
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"encoding/json"
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2020-09-09 03:59:46 +00:00
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"fmt"
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"io/ioutil"
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"net/http"
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"os"
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"regexp"
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"time"
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2020-09-09 04:15:50 +00:00
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"github.com/rs/zerolog/log"
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2020-09-09 03:59:46 +00:00
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)
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2020-09-09 04:12:58 +00:00
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type MetarResponse struct {
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Meta struct {
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Timestamp time.Time `json:"timestamp"`
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StationsUpdated string `json:"stations_updated"`
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} `json:"meta"`
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Altimeter struct {
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Repr string `json:"repr"`
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Value float64 `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"altimeter"`
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Clouds []interface{} `json:"clouds"`
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FlightRules string `json:"flight_rules"`
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Other []interface{} `json:"other"`
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Sanitized string `json:"sanitized"`
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Visibility struct {
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Repr string `json:"repr"`
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Value int `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"visibility"`
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WindDirection struct {
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Repr string `json:"repr"`
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Value int `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"wind_direction"`
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WindGust struct {
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Repr string `json:"repr"`
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Value int `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"wind_gust"`
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WindSpeed struct {
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Repr string `json:"repr"`
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Value int `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"wind_speed"`
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WxCodes []interface{} `json:"wx_codes"`
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Raw string `json:"raw"`
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Station string `json:"station"`
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Time struct {
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Repr string `json:"repr"`
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Dt time.Time `json:"dt"`
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} `json:"time"`
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Remarks string `json:"remarks"`
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Dewpoint struct {
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Repr string `json:"repr"`
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Value int `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"dewpoint"`
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RemarksInfo struct {
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DewpointDecimal struct {
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Repr string `json:"repr"`
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Value float64 `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"dewpoint_decimal"`
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TemperatureDecimal struct {
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Repr string `json:"repr"`
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Value float64 `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"temperature_decimal"`
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} `json:"remarks_info"`
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RunwayVisibility []interface{} `json:"runway_visibility"`
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Temperature struct {
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Repr string `json:"repr"`
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Value int `json:"value"`
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Spoken string `json:"spoken"`
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} `json:"temperature"`
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WindVariableDirection []interface{} `json:"wind_variable_direction"`
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Units struct {
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Altimeter string `json:"altimeter"`
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Altitude string `json:"altitude"`
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Temperature string `json:"temperature"`
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Visibility string `json:"visibility"`
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WindSpeed string `json:"wind_speed"`
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} `json:"units"`
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}
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2020-09-09 03:59:46 +00:00
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func (b *Bot) HandleWeatherRequest(channelid string, postid string, message string) {
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// we are using a very bare image with no CA cert bundle
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// actually if you docker bind mount the ca cert bundle in the right
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// place, golang will find it and use it.
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//http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
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log.Info().Msgf("weather request received: `%s`", message)
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r := regexp.MustCompile(`metar\s+([A-Za-z]{4})`)
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matches := r.FindStringSubmatch(message)
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if len(matches) < 2 {
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b.SendMsgToChannel("error, sorry", postid, channelid)
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}
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loc := matches[1]
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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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log.Info().Msgf("calculated url: `%s`", url)
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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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if resp.StatusCode != http.StatusOK {
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b.SendMsgToChannel(fmt.Sprintf("weather fetch error: http status %d", resp.StatusCode), postid, channelid)
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return
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}
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data, _ := ioutil.ReadAll(resp.Body)
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2020-09-09 04:12:58 +00:00
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var parsedMetarResponse MetarResponse
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2020-09-09 03:59:46 +00:00
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log.Info().Msgf("weather %s: %s", loc, data)
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2020-09-09 04:12:58 +00:00
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err = nil
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err = json.Unmarshal([]byte(data), &parsedMetarResponse)
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if err != nil {
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b.SendMsgToChannel("error deserializing metar data", postid, channelid)
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return
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}
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b.SendMsgToChannel(fmt.Sprintf("weather for `%s`: \n```\n%+v\n```\n", loc, parsedMetarResponse), postid, channelid)
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2020-09-09 03:59:46 +00:00
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}
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