Initial commit: Эфир мессенджер

internal/repository/sqlite/profile_repo.go

@@ -0,0 +1,99 @@
+package sqlite
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+	"messenger/internal/models"
+)
+
+type ProfileRepository struct {
+	db *DB
+}
+
+func NewProfileRepository(db *DB) *ProfileRepository {
+	return &ProfileRepository{db: db}
+}
+
+func (r *ProfileRepository) Create(ctx context.Context, profile *models.Profile) error {
+	query := `
+		INSERT INTO profiles (user_id, display_name, bio, avatar_url)
+		VALUES (?, ?, ?, ?)
+	`
+	
+	_, err := r.db.ExecContext(ctx, query, 
+		profile.UserID, profile.DisplayName, profile.Bio, profile.AvatarURL)
+	if err != nil {
+		return fmt.Errorf("failed to create profile: %w", err)
+	}
+	
+	return nil
+}
+
+func (r *ProfileRepository) FindByUserID(ctx context.Context, userID int64) (*models.Profile, error) {
+	query := `
+		SELECT user_id, display_name, bio, avatar_url
+		FROM profiles
+		WHERE user_id = ?
+	`
+	
+	var profile models.Profile
+	
+	err := r.db.QueryRowContext(ctx, query, userID).Scan(
+		&profile.UserID, &profile.DisplayName, &profile.Bio, &profile.AvatarURL,
+	)
+	
+	if err == sql.ErrNoRows {
+		return nil, nil
+	}
+	if err != nil {
+		return nil, fmt.Errorf("failed to find profile by user_id: %w", err)
+	}
+	
+	return &profile, nil
+}
+
+func (r *ProfileRepository) Update(ctx context.Context, profile *models.Profile) error {
+	query := `
+		UPDATE profiles 
+		SET display_name = COALESCE(?, display_name),
+		    bio = COALESCE(?, bio)
+		WHERE user_id = ?
+	`
+	
+	result, err := r.db.ExecContext(ctx, query, profile.DisplayName, profile.Bio, profile.UserID)
+	if err != nil {
+		return fmt.Errorf("failed to update profile: %w", err)
+	}
+	
+	rows, err := result.RowsAffected()
+	if err != nil {
+		return err
+	}
+	
+	if rows == 0 {
+		return fmt.Errorf("profile not found for user: %d", profile.UserID)
+	}
+	
+	return nil
+}
+
+func (r *ProfileRepository) UpdateAvatar(ctx context.Context, userID int64, avatarURL *string) error {
+	query := `UPDATE profiles SET avatar_url = ? WHERE user_id = ?`
+	
+	result, err := r.db.ExecContext(ctx, query, avatarURL, userID)
+	if err != nil {
+		return fmt.Errorf("failed to update avatar: %w", err)
+	}
+	
+	rows, err := result.RowsAffected()
+	if err != nil {
+		return err
+	}
+	
+	if rows == 0 {
+		return fmt.Errorf("profile not found for user: %d", userID)
+	}
+	
+	return nil
+}