package repository

import (
	"context"
	"eslogad-be/internal/entities"

	"github.com/google/uuid"
	"gorm.io/gorm"
)

type RepositoryAttachmentRepositoryImpl struct {
	b *gorm.DB
}

func NewRepositoryAttachmentRepositoryImpl(db *gorm.DB) *RepositoryAttachmentRepositoryImpl {
	return &RepositoryAttachmentRepositoryImpl{
		b: db,
	}
}

func (r *RepositoryAttachmentRepositoryImpl) Create(ctx context.Context, user *entities.RepositoryAttachment) error {
	return r.b.WithContext(ctx).Create(user).Error
}

func (r *RepositoryAttachmentRepositoryImpl) GetByID(ctx context.Context, id uuid.UUID) (*entities.RepositoryAttachment, error) {
	var attachment entities.RepositoryAttachment
	err := r.b.WithContext(ctx).
		First(&attachment, "id = ?", id).Error
	if err != nil {
		return nil, err
	}
	return &attachment, nil
}

func (r *RepositoryAttachmentRepositoryImpl) Update(ctx context.Context, user *entities.RepositoryAttachment) error {
	return r.b.WithContext(ctx).Save(user).Error
}

func (r *RepositoryAttachmentRepositoryImpl) Delete(ctx context.Context, id uuid.UUID) error {
	return r.b.WithContext(ctx).Delete(&entities.RepositoryAttachment{}, "id = ?", id).Error
}

func (r *RepositoryAttachmentRepositoryImpl) List(ctx context.Context, search *string, limit, offset int) ([]*entities.RepositoryAttachment, int64, error) {
	var attachments []*entities.RepositoryAttachment
	var total int64

	baseQuery := r.b.WithContext(ctx).Model(&entities.RepositoryAttachment{})

	if search != nil && *search != "" {
		like := "%" + *search + "%"
		baseQuery = baseQuery.Where("name ILIKE ? OR email ILIKE ?", like, like)
	}

	countQuery := baseQuery
	if err := countQuery.Count(&total).Error; err != nil {
		return nil, 0, err
	}

	dataQuery := r.b.WithContext(ctx).Model(&entities.RepositoryAttachment{})

	if search != nil && *search != "" {
		like := "%" + *search + "%"
		dataQuery = dataQuery.Where("name ILIKE ? OR category ILIKE ?", like, like)
	}

	if err := dataQuery.
		Limit(limit).
		Offset(offset).
		Find(&attachments).Error; err != nil {
		return nil, 0, err
	}

	return attachments, total, nil
}