Feature/cobra spf13

.gitignore

@@ -0,0 +1 @@
+weather-cli

go.mod

@@ -1,3 +1,9 @@
 module github.com/giesan/weather-cli
 
-go 1.21.0
+go 1.21
+
+require (
+	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/spf13/cobra v1.7.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+)

go.sum

@@ -0,0 +1,10 @@
+github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
+github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
+github.com/spf13/cobra v1.7.0 h1:hyqWnYt1ZQShIddO5kBpj3vu05/++x6tJ6dg8EC572I=
+github.com/spf13/cobra v1.7.0/go.mod h1:uLxZILRyS/50WlhOIKD7W6V5bgeIt+4sICxh6uRMrb0=
+github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
+github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -1,44 +1,5 @@
 package main
 
-import (
-	"flag"
-	"fmt"
-	"net/http"
-	"os"
-)
-
 func main() {
-
-	key := os.Getenv("WEATHERAPI_KEY")
-	if key == "" {
-		fmt.Println("The environment variable WEATHERAPI_KEY is not set!\nSet this variable and try again.\n\nFor more informations read https://www.weatherapi.com/docs.")
-		os.Exit(1)
-	}
-
-	var location *string
-	location = flag.String("l", "", "Location for which the weather is to be shown")
-	flag.Parse()
-
-	if *location == "" {
-		fmt.Println("The location is not set!")
-		os.Exit(0)
-	}
-
-	res, err := http.Get("http://api.weatherapi.com/v1/current.json?key=" + key + "&q=" + *location)
-	if err != nil {
-		panic(err)
-	}
-	defer res.Body.Close()
-
-	if res.StatusCode >= 400 && res.StatusCode <= 410 {
-		printAPIError(res)
-		os.Exit(0)
-	}
-
-	if res.StatusCode != 200 {
-		panic("Weather API not available")
-	}
-
-	printWeather(res)
-
+	ExecuteRootCmd()
 }

rootCmd.go

@@ -0,0 +1,46 @@
+package main
+
+import (
+	"fmt"
+	"github.com/spf13/cobra"
+	"net/http"
+	"os"
+)
+
+var rootCmd = &cobra.Command{
+	Short: "weather",
+	Long:  "weather",
+	Run: func(cmd *cobra.Command, args []string) {
+
+		key := os.Getenv("WEATHERAPI_KEY")
+		if key == "" {
+			fmt.Println("The environment variable WEATHERAPI_KEY is not set!\nSet this variable and try again.\n\nFor more informations read https://www.weatherapi.com/docs.")
+			os.Exit(1)
+		}
+
+		location, _ := cmd.Flags().GetString("l")
+		res, err := http.Get("http://api.weatherapi.com/v1/current.json?key=" + key + "&q=" + location)
+		if err != nil {
+			panic(err)
+		}
+		defer res.Body.Close()
+
+		if res.StatusCode >= 400 && res.StatusCode <= 410 {
+			printAPIError(res)
+			os.Exit(0)
+		}
+
+		if res.StatusCode != 200 {
+			panic("Weather API not available")
+		}
+
+		printWeather(res)
+
+	},
+}
+
+func ExecuteRootCmd() {
+	rootCmd.Flags().String("l", "Berlin", "Location for which the weather is to be shown")
+	// rootCmd.MarkFlagRequired("l")
+	rootCmd.Execute()
+}