Examples changes (#201)

examples/twitter/function.go

@@ -0,0 +1,58 @@
+package main
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/dghubble/go-twitter/twitter"
+	"github.com/dghubble/oauth1"
+)
+
+type payload struct {
+	Username string `json:"username"`
+}
+
+func main() {
+	username := "getiron"
+
+	// Getting username in payload
+	envPayload := os.Getenv("PAYLOAD")
+	if envPayload != "" {
+		var pl payload
+
+		err := json.Unmarshal([]byte(envPayload), &pl)
+		if err != nil {
+			log.Println("Invalid payload")
+			return
+		}
+
+		if pl.Username != "" {
+			username = pl.Username
+		}
+	}
+
+	fmt.Println("Looking for tweets of the account:", username)
+
+	// Twitter auth config
+	config := oauth1.NewConfig(os.Getenv("CONFIG_CUSTOMER_KEY"), os.Getenv("CONFIG_CUSTOMER_SECRET"))
+	token := oauth1.NewToken(os.Getenv("CONFIG_ACCESS_TOKEN"), os.Getenv("CONFIG_ACCESS_SECRET"))
+
+	httpClient := config.Client(oauth1.NoContext, token)
+
+	// Twitter client
+	client := twitter.NewClient(httpClient)
+
+	// Load tweets
+	tweets, _, err := client.Timelines.UserTimeline(&twitter.UserTimelineParams{ScreenName: username})
+	if err != nil {
+		fmt.Println("Error loading tweets: ", err)
+	}
+
+	// Show tweets
+	for _, tweet := range tweets {
+		fmt.Println(tweet.User.Name + ": " + tweet.Text)
+	}
+
+}