feat: integration v2 and API key PART 1/3

internal/infrastructure/hashing/SHA256KeyGenerator.go

@@ -0,0 +1,34 @@
+package hashing
+
+import (
+	"RenewCMS/internal/domain/apikey"
+	"crypto/rand"
+	"crypto/sha256"
+	"encoding/base64"
+	"encoding/hex"
+)
+
+const (
+	apiKeyRandomBytes = 32
+	apiKeyPrefixLen   = 12
+)
+
+type SHA256KeyGenerator struct{}
+
+func NewSHA256KeyGenerator() *SHA256KeyGenerator {
+	return &SHA256KeyGenerator{}
+}
+
+func (g *SHA256KeyGenerator) Generate() (string, string, string) {
+	random := make([]byte, apiKeyRandomBytes)
+	_, _ = rand.Read(random)
+	rawKey := apikey.RawKeyPrefix + base64.RawURLEncoding.EncodeToString(random)
+	return rawKey, rawKey[:apiKeyPrefixLen], g.Hash(rawKey)
+}
+
+func (g *SHA256KeyGenerator) Hash(rawKey string) string {
+	sum := sha256.Sum256([]byte(rawKey))
+	return hex.EncodeToString(sum[:])
+}
+
+var _ apikey.KeyGenerator = &SHA256KeyGenerator{}