gochat/backend/internal/repository/contact_note_repo.go

package repository

import (
	"context"

	"gorm.io/gorm"

	"github.com/gochat/gochat/internal/model"
)

// ContactNoteRepo implements GORM repository for ContactNote.
// Reference: Chatwoot app/models/note.rb (notes attached to contacts)
type ContactNoteRepo struct {
	db *gorm.DB
}

// NewContactNoteRepo creates a new ContactNote repository.
func NewContactNoteRepo(db *gorm.DB) *ContactNoteRepo {
	return &ContactNoteRepo{db: db}
}

// FindByContact retrieves all notes for a contact.
func (r *ContactNoteRepo) FindByContact(ctx context.Context, contactID uint) ([]model.ContactNote, error) {
	var notes []model.ContactNote
	err := r.db.WithContext(ctx).Preload("User").
		Where("contact_id = ?", contactID).
		Order("id ASC").Find(&notes).Error
	return notes, err
}

// FindByID retrieves a single note by primary key.
func (r *ContactNoteRepo) FindByID(ctx context.Context, id uint) (*model.ContactNote, error) {
	var note model.ContactNote
	err := r.db.WithContext(ctx).Preload("User").First(&note, id).Error
	if err != nil {
		return nil, err
	}
	return &note, nil
}

// Create inserts a new contact note.
func (r *ContactNoteRepo) Create(ctx context.Context, note *model.ContactNote) error {
	return r.db.WithContext(ctx).Create(note).Error
}

// Delete removes a contact note.
func (r *ContactNoteRepo) Delete(ctx context.Context, id uint) error {
	return r.db.WithContext(ctx).Delete(&model.ContactNote{}, id).Error
}

// Update updates a contact note.
func (r *ContactNoteRepo) Update(ctx context.Context, note *model.ContactNote) error {
	return r.db.WithContext(ctx).Save(note).Error
}

// ReparentNotes changes all notes from one contact to another (used in contact merge).
func (r *ContactNoteRepo) ReparentNotes(ctx context.Context, fromContactID, toContactID uint) error {
	return r.db.WithContext(ctx).
		Model(&model.ContactNote{}).
		Where("contact_id = ?", fromContactID).
		Update("contact_id", toContactID).Error
}