refactor(api): API overhaul (#392)

api/crypto/crypto.go

@@ -0,0 +1,22 @@
+package crypto
+
+import (
+	"golang.org/x/crypto/bcrypt"
+)
+
+// Service represents a service for encrypting/hashing data.
+type Service struct{}
+
+// Hash hashes a string using the bcrypt algorithm
+func (*Service) Hash(data string) (string, error) {
+	hash, err := bcrypt.GenerateFromPassword([]byte(data), bcrypt.DefaultCost)
+	if err != nil {
+		return "", nil
+	}
+	return string(hash), nil
+}
+
+// CompareHashAndData compares a hash to clear data and returns an error if the comparison fails.
+func (*Service) CompareHashAndData(hash string, data string) error {
+	return bcrypt.CompareHashAndPassword([]byte(hash), []byte(data))
+}