112 lines
2.6 KiB
Go
112 lines
2.6 KiB
Go
package model
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import (
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"encoding/json"
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"net/http"
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"net/url"
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"strconv"
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"strings"
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"time"
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"github.com/ceticamarco/zephyr/types"
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)
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func GetEmoji(condition string, isNight bool) string {
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switch condition {
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case "Thunderstorm":
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return "⛈️"
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case "Drizzle":
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return "🌦️"
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case "Rain":
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return "🌧️"
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case "Snow":
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return "☃️"
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case "Mist", "Smoke", "Haze", "Dust", "Fog", "Sand", "Ash", "Squall", "Clouds":
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return "☁️"
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case "Tornado":
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return "🌪️"
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case "Clear":
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{
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if isNight {
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return "🌙"
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} else {
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return "☀️"
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}
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}
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case "SunWithCloud":
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return "🌤️"
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case "CloudWithSun":
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return "🌥️"
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}
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return "❓"
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}
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func GetWeather(city *types.City, apiKey string) (types.Weather, error) {
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url, err := url.Parse(WTR_URL)
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if err != nil {
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return types.Weather{}, err
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}
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params := url.Query()
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params.Set("lat", strconv.FormatFloat(city.Lat, 'f', -1, 64))
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params.Set("lon", strconv.FormatFloat(city.Lon, 'f', -1, 64))
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params.Set("appid", apiKey)
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params.Set("units", "metric")
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params.Set("exclude", "minutely,hourly,daily,alerts")
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url.RawQuery = params.Encode()
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res, err := http.Get(url.String())
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if err != nil {
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return types.Weather{}, err
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}
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defer res.Body.Close()
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// Structure representing the JSON response
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type WeatherRes struct {
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Current struct {
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FeelsLike float64 `json:"feels_like"`
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Temperature float64 `json:"temp"`
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Timestamp int64 `json:"dt"`
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Weather []struct {
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Title string `json:"main"`
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Description string `json:"description"`
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Icon string `json:"icon"`
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} `json:"weather"`
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} `json:"current"`
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}
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var weather WeatherRes
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if err := json.NewDecoder(res.Body).Decode(&weather); err != nil {
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return types.Weather{}, err
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}
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// Format UNIX timestamp as 'YYYY-MM-DD'
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utcTime := time.Unix(int64(weather.Current.Timestamp), 0)
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weatherDate := types.ZephyrDate{Date: utcTime.UTC()}
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// Set condition accordingly to weather description
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var condition string
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switch weather.Current.Weather[0].Description {
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case "few clouds":
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condition = "SunWithCloud"
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case "broken clouds":
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condition = "CloudWithSun"
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default:
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condition = weather.Current.Weather[0].Title
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}
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// Get emoji from weather condition
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isNight := strings.HasSuffix(weather.Current.Weather[0].Icon, "n")
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emoji := GetEmoji(condition, isNight)
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return types.Weather{
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Date: weatherDate,
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Temperature: strconv.FormatFloat(weather.Current.Temperature, 'f', -1, 64),
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FeelsLike: strconv.FormatFloat(weather.Current.FeelsLike, 'f', -1, 64),
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Condition: weather.Current.Weather[0].Title,
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Emoji: emoji,
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}, nil
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}
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