interactions yay!!

interactions/utils_test.go

@@ -0,0 +1,93 @@
+package interactions_test
+
+import (
+	"bytes"
+	"crypto"
+	"crypto/ed25519"
+	"encoding/hex"
+	"net/http"
+	"testing"
+	"time"
+
+	"git.sapphic.engineer/roleypoly/v4/discord"
+	"git.sapphic.engineer/roleypoly/v4/interactions"
+	"github.com/goccy/go-json"
+	"github.com/gofiber/fiber/v3"
+	"github.com/stretchr/testify/assert"
+)
+
+func makeInteractions(t *testing.T) (*interactions.Interactions, *discord.GuildServiceMock, ed25519.PrivateKey) {
+	pub, priv, err := ed25519.GenerateKey(nil)
+	if err != nil {
+		t.Errorf("makeInteractions: failed to generate key: %v", err)
+	}
+
+	gs := &discord.GuildServiceMock{}
+
+	i := &interactions.Interactions{
+		PublicKey: pub,
+		Guilds:    gs,
+		Router:    interactions.NewInteractionRouter(),
+		OK:        true,
+	}
+
+	return i, gs, priv
+}
+
+func cmdHelloWorld(ix interactions.Interaction) (interactions.InteractionResponse, error) {
+	return interactions.String("Hello world!", true)
+}
+
+func sign(t *testing.T, key ed25519.PrivateKey, body []byte) (string, string) {
+	timestamp := time.Now().UTC().Format(time.RFC3339)
+
+	payloadBuf := bytes.Buffer{}
+	payloadBuf.WriteString(timestamp)
+	payloadBuf.Write(body)
+
+	signature, err := key.Sign(nil, payloadBuf.Bytes(), crypto.Hash(0))
+	if err != nil {
+		t.Errorf("signing failed: %v", err)
+	}
+
+	sigHex := hex.EncodeToString(signature)
+
+	return sigHex, timestamp
+}
+
+func sendInteraction(t *testing.T, i *interactions.Interactions, key ed25519.PrivateKey, ix interactions.Interaction) (ir interactions.InteractionResponse) {
+	app := fiber.New()
+	i.Routes(app)
+
+	body, err := json.Marshal(ix)
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	sig, ts := sign(t, key, body)
+
+	req, _ := http.NewRequest("POST", "/", bytes.NewBuffer(body))
+	req.Header.Add("X-Signature-Ed25519", sig)
+	req.Header.Add("X-Signature-Timestamp", ts)
+
+	resp, err := app.Test(req)
+
+	assert.Nil(t, err)
+	assert.Equal(t, http.StatusOK, resp.StatusCode)
+
+	err = json.NewDecoder(resp.Body).Decode(&ir)
+	if err != nil {
+		t.Error(err)
+	}
+	return
+}
+
+func mkInteraction(name string) interactions.Interaction {
+	return interactions.Interaction{
+		Type: interactions.TypeApplicationCommand,
+		Data: interactions.InteractionData{
+			Name: name,
+		},
+	}
+}