aemet/cmd/serverFunc.go

package cmd

import (
	"encoding/json"
	"fmt"
	"github.com/gin-gonic/gin"
	"net/http"
)

var (
	listenPort  string = "1302"
	localidades        = map[string]string{
		"valencia":  "46250",
		"madrid":    "28079",
		"barcelona": "08019",
	}
)

func server() {
	router := gin.Default()
	router.GET("/api/:localidad", returnWeather)
	fmt.Printf("Listening on port %v...\n", listenPort)
	router.Run(":" + listenPort)
}

func returnWeather(c *gin.Context) {
	codPostal := c.Param("localidad")
	isAvailable := false
	for k := range localidades {
		if codPostal == k {
			isAvailable = true
		}
	}
	if isAvailable == false {
		c.String(http.StatusNotFound, "The locality doesn't exist or is currently not supported\n")
		return
	}
	jsonData, err := getJSON(localidades[codPostal])
	if err != nil {
		e := fmt.Sprint(err)
		c.String(http.StatusInternalServerError, e)
		return
	}
	textBytes := []byte(jsonData)
	aemetRequest := root{}
	err = json.Unmarshal(textBytes, &aemetRequest)
	if err != nil {
		e := fmt.Sprintf("Error occurred unmarshalling data: %v\n", err)
		c.String(http.StatusInternalServerError, e)
		return
	}

	c.IndentedJSON(http.StatusOK, aemetRequest)
	//c.String(http.StatusOK, jsonData)
}