google 短网址服务 -- Go 版

// urlshort
package main

import (
        "bytes"
        "encoding/json"
        "fmt"
        "io/ioutil"
        "log"
        "net/http"
        "os"
)

type apiResponse struct {
        Id, Kind, LongUrl string
}

func main() {
        longUrl := os.Args[len(os.Args)-1]

        fmt.Printf("begin:%s\n", longUrl)

        body := bytes.NewBufferString(fmt.Sprintf(
                "{'longUrl':'%s'}",
                longUrl))

        request, err := http.NewRequest(
                "POST",
                "https://www.googleapis.com/urlshortener/v1/url",
                body)

        request.Header.Add("Content-Type", "application/json")

        client := http.Client{}
        response, err := client.Do(request)

        if err != nil {
                log.Fatal(err)
        }

outputAsBytes, err := ioutil.ReadAll(response.Body)
        response.Body.Close()

        var output apiResponse
        err = json.Unmarshal(outputAsBytes, &output)

        if err != nil {
                log.Fatal(err)
        }

        fmt.Printf("%s\n", longUrl)

}

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