1package main
 2
 3import (
 4	"encoding/json"
 5	"fmt"
 6	"io/ioutil"
 7
 8	"github.com/dghubble/go-twitter/twitter"
 9	"github.com/dghubble/oauth1"
10)
11
12//TwitterConfig stores the data from json twitterConfig.json file
13type TwitterConfig struct {
14	ScreenName        string `json:"screenName"`
15	ConsumerKey       string `json:"consumer_key"`
16	ConsumerSecret    string `json:"consumer_secret"`
17	AccessToken       string `json:"access_token"`
18	AccessTokenSecret string `json:"access_token_secret"`
19}
20
21var twitterConfig TwitterConfig
22
23func readTwitterConfigTokensAndConnect() (client *twitter.Client) {
24
25	file, e := ioutil.ReadFile("twitterConfig.json")
26	if e != nil {
27		fmt.Println("error:", e)
28	}
29	content := string(file)
30	json.Unmarshal([]byte(content), &twitterConfig)
31	fmt.Println("twitterConfig.json read comlete")
32
33	fmt.Print("connecting to twitter api --> ")
34	configu := oauth1.NewConfig(twitterConfig.ConsumerKey, twitterConfig.ConsumerSecret)
35	token := oauth1.NewToken(twitterConfig.AccessToken, twitterConfig.AccessTokenSecret)
36	httpClient := configu.Client(oauth1.NoContext, token)
37	// twitter client
38	client = twitter.NewClient(httpClient)
39
40	fmt.Println("connection successful")
41
42	return client
43}