feat: profile bio

internal/service/user_service.go

@@ -9,6 +9,7 @@ import (
 	"path"
 	"strings"
 	"time"
+	"unicode/utf8"
 
 	"github.com/prabhupadasays/spsays-bff/internal/model"
 	"github.com/prabhupadasays/spsays-bff/internal/repository"
@@ -43,6 +44,7 @@ type UpdateProfileInput struct {
 	Name                  *string
 	AvatarURL             *string
 	Handle                *string
+	Bio                   *string
 	Country               *string
 	Sampradaya            *string
 	Gender                *string
@@ -53,6 +55,10 @@ type UpdateProfileInput struct {
 	PeakActiveTime        *string
 }
 
+// MaxBioRunes caps the profile bio. Counted in runes so the limit means the
+// same thing in every script. Keep in sync with the editor's counter.
+const MaxBioRunes = 200
+
 // validGenders is the accepted set; "" clears the field.
 var validGenders = map[string]bool{"male": true, "female": true, "other": true}
 
@@ -87,6 +93,17 @@ func (s *UserService) UpdateProfile(ctx context.Context, id string, in UpdatePro
 		}
 		p.Handle = &clean
 	}
+	if in.Bio != nil {
+		// "" clears. Counted in runes, not bytes, so a devotee writing in
+		// Devanāgarī gets the same 200 characters as a Latin-script writer
+		// (len() would cut them off after ~66). Collapse the CRLF that
+		// Windows browsers submit so the count matches what the editor shows.
+		b := strings.TrimSpace(strings.ReplaceAll(*in.Bio, "\r\n", "\n"))
+		if utf8.RuneCountInString(b) > MaxBioRunes {
+			return nil, fmt.Errorf("bio too long (max %d characters)", MaxBioRunes)
+		}
+		p.Bio = &b
+	}
 	if in.Country != nil {
 		// "" clears; otherwise a 2-letter ISO-3166-1 alpha-2 code (the
 		// frontend dropdown only ever sends valid codes).