Code upload

yandex/api.go

@@ -0,0 +1,90 @@
+package yandex
+
+import (
+	"fmt"
+	"net/http"
+	"strconv"
+	"strings"
+
+	"github.com/PuerkitoBio/goquery"
+)
+
+type WeatherData struct {
+	currentTemperature   float64
+	feelsLikeTemperature float64
+	description          string
+	iconURL              string
+}
+
+func (w *WeatherData) CurrentTemperature() float64 {
+	return w.currentTemperature
+}
+
+func (w *WeatherData) FeelsLikeTemperature() float64 {
+	return w.feelsLikeTemperature
+}
+func (w *WeatherData) Description() string {
+	return w.description
+}
+func (w *WeatherData) IconName() string {
+	switch w.description {
+	case "Ясно":
+		return "01d.ico"
+	case "Облачно с прояснениями":
+		return "02d.ico"
+	case "Пасмурно":
+		return "03d.ico"
+	case "Небольшой снег":
+		return "09d.ico"
+	case "Снег":
+		return "13d.ico"
+	}
+	return ""
+}
+
+func Get(cityName string) (*WeatherData, error) {
+	url := fmt.Sprintf("https://yandex.ru/pogoda/%s", strings.ToLower(cityName))
+
+	resp, err := http.Get(url)
+	if err != nil {
+		return nil, err
+	}
+
+	doc, err := goquery.NewDocumentFromResponse(resp)
+	if err != nil {
+		return nil, err
+	}
+
+	currentTemp, err := parseFloat(doc.Find("div.fact__temp > span.temp__value").Text())
+	if err != nil {
+		return nil, fmt.Errorf("parse current temperature error: %v", err)
+	}
+
+	feelsLikeTemp, err := parseFloat(doc.Find("div.fact__feels-like > div.term__value span.temp__value").Text())
+	if err != nil {
+		return nil, fmt.Errorf("parse feels like temperature error: %v", err)
+	}
+
+	wd := &WeatherData{
+		currentTemperature:   currentTemp,
+		feelsLikeTemperature: feelsLikeTemp,
+		description:          doc.Find("div.link__condition").Text(),
+		iconURL:              doc.Find("div.fact__temp-wrap img.fact__icon").AttrOr("src", "")}
+
+	return wd, nil
+}
+
+func parseFloat(s string) (float64, error) {
+	var b []rune
+
+	s = strings.ReplaceAll(s, ",", ".")
+	s = strings.ReplaceAll(s, "−", "-")
+
+	for _, r := range []rune(s) {
+		if (r >= '0' && r <= '9') || (r == '+' || r == '-') || (r == '.') {
+			b = append(b, r)
+		}
+	}
+
+	return strconv.ParseFloat(string(b), 32)
+}