added giphy roulette support

makefile

@@ -5,7 +5,7 @@ install:
 	go get ./server && yarn install
 
 build:
-	go build -o ./dist/soundbot ./server/main.go
+	go build -o ./dist/bot ./server/main.go
 
 clean:
 	rm -rf ./dist

server/bothandlers/gif.go

@@ -0,0 +1,58 @@
+package bothandlers
+
+import (
+	"io/ioutil"
+	"net/http"
+	"strings"
+
+	"github.com/bwmarrin/discordgo"
+	"github.com/tidwall/gjson"
+)
+
+const (
+	gifPrefix string = "!gif "
+	userAgent string = "go-discord-bot"
+	giphyURL  string = "http://api.giphy.com/v1/stickers/random?api_key=dc6zaTOxFJmzC&rating=r&tag="
+)
+
+// GifHandler - handler for giphy api
+func GifHandler(s *discordgo.Session, m *discordgo.MessageCreate) {
+
+	// check if valid command
+	if strings.HasPrefix(m.Content, gifPrefix) {
+
+		searchText := strings.TrimPrefix(m.Content, gifPrefix)
+
+		gifLink := getGiphy(searchText)
+
+		if gifLink == "null" {
+			gifLink = "No gif found."
+		}
+
+		s.ChannelMessageSend(m.ChannelID, gifLink)
+
+	}
+}
+
+// send http request to reddit
+func getGiphy(searchTerm string) string {
+	client := &http.Client{}
+
+	req, err := http.NewRequest("GET", giphyURL+searchTerm, nil)
+
+	response, err := client.Do(req)
+	if err != nil {
+		return err.Error()
+	}
+
+	defer response.Body.Close()
+
+	body, err := ioutil.ReadAll(response.Body)
+	if err != nil {
+		return err.Error()
+	}
+
+	data := gjson.Get(string(body), "data.url")
+
+	return data.String()
+}

server/main.go

@@ -16,6 +16,7 @@ func main() {
 
 	//add handlers
 	bot.AddHandler(bothandlers.SoundsHandler)
+	bot.AddHandler(bothandlers.GifHandler)
 
 	// start new go routine for the discord websockets
 	go bot.Start()