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respond.go
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respond.go
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package remsponder
import (
"bytes"
"context"
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"os"
"github.com/jackc/pgx/v4/pgxpool"
"github.com/yayuyokitano/kitaipu"
)
type VerifiedInteraction struct {
Interaction kitaipu.Command `json:"interaction"`
Token string `json:"token"`
}
type PubSubMessage struct {
Data []byte `json:"data"`
}
var pool *pgxpool.Pool
func createPool() (err error) {
if pool == nil {
ctx := context.Background()
pool, err = pgxpool.Connect(ctx, os.Getenv("DATABASE_PRIVATE_URL"))
}
return
}
func Respond(ctx context.Context, m PubSubMessage) (err error) {
var verifiedInteraction VerifiedInteraction
if err = json.Unmarshal(m.Data, &verifiedInteraction); err != nil {
fmt.Print("Failed to unmarshal interaction", err)
return
}
if verifiedInteraction.Token != os.Getenv("DISCORD_SECRET") {
fmt.Print("Invalid request token")
return
}
interaction := verifiedInteraction.Interaction
err = createPool()
if err != nil {
fmt.Print("Failed to create pool", err)
return
}
res, err := callInteraction(interaction)
if err != nil {
fmt.Print(err)
return
}
contentType, b, err := res.Prepare()
fmt.Println(string(b))
client := http.Client{}
url := fmt.Sprintf("%s/webhooks/%s/%s/messages/@original", os.Getenv("DISCORD_BASE_URI"), interaction.ApplicationID, interaction.Token)
req, err := http.NewRequest("PATCH", url, bytes.NewReader(b))
if err != nil {
fmt.Print(err)
return
}
req.Header.Set("Content-Type", contentType)
resp, err := client.Do(req)
rawBody, err := ioutil.ReadAll(resp.Body)
fmt.Println(string(rawBody))
if err != nil {
fmt.Print(err)
}
return
}