@@ -3,9 +3,9 @@
 go 1.17
 
 require (
-	golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2
 	github.com/dgraph-io/badger/v3 v3.2103.2
 	github.com/dustin/go-humanize v1.0.0
+	golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2
 	gopkg.in/irc.v3 v3.1.4
 )
 
@@ -22,6 +22,5 @@ github.com/google/flatbuffers v1.12.1 // indirect
 	github.com/klauspost/compress v1.12.3 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	go.opencensus.io v0.22.5 // indirect
-	golang.org/x/net v0.0.0-20201021035429-f5854403a974 // indirect
-	golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c // indirect
-)+	golang.org/x/sys v0.0.0-20210423082822-04245dca01da // indirect
+)

@@ -71,13 +71,6 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
 github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
-golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 h1:CIJ76btIcR3eFI5EgSo6k1qKw9KJexJuRLI9G7Hp5wE=
-golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
-golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
-golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
@@ -101,8 +94,9 @@ golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20201021035429-f5854403a974 h1:IX6qOQeG5uLjB/hjjwjedwfjND0hgjPMMyO1RoIXQNI=
 golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2 h1:CIJ76btIcR3eFI5EgSo6k1qKw9KJexJuRLI9G7Hp5wE=
+golang.org/x/net v0.0.0-20211112202133-69e39bad7dc2/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
@@ -116,10 +110,15 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c h1:VwygUrnw9jn88c4u8GD3rZQbqrP/tgas88tPUbBxQrk=
+golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da h1:b3NXsE2LusjYGGjL5bxEVZZORm/YEFFrWFjR8eFrw/c=
+golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=

@@ -0,0 +1,42 @@
+package plugins
+
+import (
+	"fmt"
+	"strings"
+
+	"git.icyphox.sh/taigobot/plugins/weather"
+	"gopkg.in/irc.v3"
+)
+
+func init() {
+	Register(Weather{})
+}
+
+type Weather struct{}
+
+func (Weather) Triggers() []string {
+	return []string{
+		".w",
+		".weather",
+	}
+}
+
+func (Weather) Execute(m *irc.Message) (string, error) {
+	parsed := strings.SplitN(m.Trailing(), " ", 2)
+	if len(parsed) != 2 {
+		return fmt.Sprintf("Usage: %s <location>", parsed[0]), nil
+	}
+	query := parsed[1]
+	li, err := weather.GetLocationInfo(query)
+	if err != nil {
+		return "Error getting location info", err
+	}
+
+	coordinates := li.Features[0].Geometry.Coordinates
+	label := li.Features[0].Properties.Geocoding.Label
+	info, err := weather.GetWeather(coordinates, label)
+	if err != nil {
+		return "Error getting weather data", err
+	}
+	return info, nil
+}

@@ -0,0 +1,43 @@
+{
+  "lightsleetshowers": "Light sleet showers",
+  "heavyrainandthunder": "Heavy rain and thunder",
+  "heavyrainshowers": "Heavy rain showers",
+  "clearsky": "Clear sky",
+  "partlycloudy": "Partly cloudy",
+  "heavysleetshowers": "Heavy sleet showers",
+  "lightrainshowersandthunder": "Light rain showers and thunder",
+  "lightrainandthunder": "Light rain and thunder",
+  "snowshowersandthunder": "Snow showers and thunder",
+  "fog": "Fog",
+  "heavysleetshowersandthunder": "Heavy sleet showers and thunder",
+  "rain": "Rain",
+  "sleetandthunder": "Sleet and thunder",
+  "sleet": "Sleet",
+  "rainshowersandthunder": "Rain showers and thunder",
+  "heavysnowshowers": "Heavy snow showers",
+  "heavyrain": "Heavy rain",
+  "snowshowers": "Snow showers",
+  "lightsnowshowers": "Light snow showers",
+  "snow": "Snow",
+  "lightrainshowers": "Light rain showers",
+  "lightsnowandthunder": "Light snow and thunder",
+  "lightssleetshowersandthunder": "Light sleet showers and thunder",
+  "fair": "Fair",
+  "lightssnowshowersandthunder": "Light snow showers and thunder",
+  "lightsnow": "Light snow",
+  "sleetshowers": "Sleet showers",
+  "heavysleet": "Heavy sleet",
+  "lightsleetandthunder": "Light sleet and thunder",
+  "cloudy": "Cloudy",
+  "lightrain": "Light rain",
+  "heavysnowshowersandthunder": "Heavy snow showers and thunder",
+  "heavyrainshowersandthunder": "Heavy rain showers and thunder",
+  "heavysnow": "Heavy snow",
+  "sleetshowersandthunder": "Sleet showers and thunder",
+  "rainandthunder": "Rain and thunder",
+  "heavysleetandthunder": "Heavy sleet and thunder",
+  "rainshowers": "Rain showers",
+  "lightsleet": "Light sleet",
+  "heavysnowandthunder": "Heavy snow and thunder",
+  "snowandthunder": "Snow and thunder"
+}

@@ -0,0 +1,35 @@
+package weather
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+)
+
+type LocationInfo struct {
+	Features []struct {
+		Properties struct {
+			Geocoding struct {
+				Label string `json:"label"`
+			} `json:"geocoding"`
+		} `json:"properties"`
+		Geometry struct {
+			Coordinates [2]float64 `json:"coordinates"`
+		} `json:"geometry"`
+	} `json:"features"`
+}
+
+// Get location data (lat,lon) from a given query.
+func GetLocationInfo(query string) (*LocationInfo, error) {
+	url := "https://nominatim.openstreetmap.org/search?q=%s&format=geocodejson&limit=1"
+	r, err := http.Get(fmt.Sprintf(url, query))
+	if err != nil {
+		return nil, err
+	}
+
+	li := LocationInfo{}
+	json.NewDecoder(r.Body).Decode(&li)
+	defer r.Body.Close()
+
+	return &li, nil
+}

@@ -0,0 +1,144 @@
+package weather
+
+import (
+	_ "embed"
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"strings"
+)
+
+type WeatherData struct {
+	Properties struct {
+		Meta struct {
+			Units struct {
+				AirPressureAtSeaLevel string `json:"air_pressure_at_sea_level"`
+				AirTemperature        string `json:"air_temperature"`
+				RelativeHumidity      string `json:"relative_humidity"`
+				WindSpeed             string `json:"wind_speed"`
+			} `json:"units"`
+		} `json:"meta"`
+		Timeseries []struct {
+			Data struct {
+				Instant struct {
+					Details struct {
+						AirPressureAtSeaLevel float64 `json:"air_pressure_at_sea_level"`
+						AirTemperature        float64 `json:"air_temperature"`
+						RelativeHumidity      float64 `json:"relative_humidity"`
+						WindSpeed             float64 `json:"wind_speed"`
+					} `json:"details"`
+				} `json:"instant"`
+				Next12Hours struct {
+					Summary struct {
+						SymbolCode string `json:"symbol_code"`
+					} `json:"summary"`
+				} `json:"next_12_hours"`
+			} `json:"data"`
+		} `json:"timeseries"`
+	} `json:"properties"`
+}
+
+func getWeatherData(lonlat [2]float64) (*WeatherData, error) {
+	url := "https://api.met.no/weatherapi/locationforecast/2.0/compact.json?lat=%f16&lon=%f"
+	url = fmt.Sprintf(url, lonlat[1], lonlat[0])
+
+	client := &http.Client{}
+	req, _ := http.NewRequest("GET", url, nil)
+	req.Header.Add("User-Agent", "taigobot github.com/icyphox/taigobot")
+
+	res, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+
+	wd := WeatherData{}
+
+	json.NewDecoder(res.Body).Decode(&wd)
+	defer res.Body.Close()
+
+	return &wd, nil
+}
+
+func ctof(c float64) float64 {
+	return c*9/5 + 32
+}
+
+//go:embed data/weather.json
+var wj []byte
+
+func symbolToDesc(s string) string {
+	m := make(map[string]string)
+	json.Unmarshal(wj, &m)
+
+	// Some symbols have a _, which isn't present in
+	// the data. So we strip it.
+	s = strings.Split(s, "_")[0]
+
+	return m[s] + ", "
+}
+
+// Looks like Nominatim uses (lon,lat).
+func GetWeather(lonlat [2]float64, location string) (string, error) {
+	wd, err := getWeatherData(lonlat)
+	if err != nil {
+		return "", err
+	}
+
+	info := strings.Builder{}
+
+	// Location.
+	fmt.Fprintf(&info, "\x02%s\x02: ", location)
+
+	// Description of weather.
+	sym := wd.Properties.Timeseries[0].Data.Next12Hours.Summary.SymbolCode
+	desc := symbolToDesc(sym)
+	fmt.Fprintf(&info, "%s", desc)
+
+	// Current temperature.
+	temp := wd.Properties.Timeseries[0].Data.Instant.Details.AirTemperature
+	var tempFmt string
+	if temp > 28 {
+		tempFmt = "\x0304%0.2f°C\x03 (\x0304%0.2f°F\x03), "
+	} else if temp > 18 {
+		tempFmt = "\x0303%0.2f°C\x03 (\x0303%0.2f°F\x03), "
+	} else {
+		tempFmt = "\x0311%0.2f°C\x03 (\x0311%0.2f°F\x03), "
+	}
+	fmt.Fprintf(
+		&info,
+		"\x02Currently:\x02 "+tempFmt,
+		temp,
+		ctof(temp),
+	)
+
+	// Humidity.
+	hum := wd.Properties.Timeseries[0].Data.Instant.Details.RelativeHumidity
+	humUnit := wd.Properties.Meta.Units.RelativeHumidity
+	fmt.Fprintf(
+		&info,
+		"\x02Humidity:\x02 %0.2f%s, ",
+		hum,
+		humUnit,
+	)
+
+	// Wind speed.
+	ws := wd.Properties.Timeseries[0].Data.Instant.Details.WindSpeed
+	wsUnit := wd.Properties.Meta.Units.WindSpeed
+	fmt.Fprintf(
+		&info,
+		"\x02Wind Speed:\x02 %0.1f %s, ",
+		ws,
+		wsUnit,
+	)
+
+	// Pressure.
+	ps := wd.Properties.Timeseries[0].Data.Instant.Details.AirPressureAtSeaLevel
+	psUnit := wd.Properties.Meta.Units.AirPressureAtSeaLevel
+	fmt.Fprintf(&info,
+		"\x02Pressure:\x02 %0.1f %s",
+		ps,
+		psUnit,
+	)
+
+	return info.String(), nil
+}