package database

import (
	"context"
	"errors"
	otterError "git.anthrove.art/Anthrove/otter-space-sdk/v2/pkg/error"
	"git.anthrove.art/Anthrove/otter-space-sdk/v2/pkg/models"
	"gorm.io/gorm"
)

func CreateTagAlias(ctx context.Context, tagAliasName models.TagAliasName, tagName models.TagName) (models.TagAlias, error) {
	if client == nil {
		return models.TagAlias{}, &otterError.Database{Reason: otterError.DatabaseIsNotConnected}
	}

	tagAlias := models.TagAlias{
		Name:  tagAliasName,
		TagID: tagName,
	}

	result := client.WithContext(ctx).Create(&tagAlias)
	if result.Error != nil {
		if errors.Is(result.Error, gorm.ErrDuplicatedKey) {
			return models.TagAlias{}, &otterError.Database{Reason: otterError.DuplicateKey}
		}
		return models.TagAlias{}, result.Error
	}

	return tagAlias, nil
}

func CreateTagAliasInBatch(ctx context.Context, tagsAliases []models.TagAlias, batchSize int) error {
	if client == nil {
		return &otterError.Database{Reason: otterError.DatabaseIsNotConnected}
	}

	if tagsAliases == nil {
		return &otterError.EntityValidationFailed{Reason: otterError.TagAliasListIsEmpty}
	}

	if len(tagsAliases) == 0 {
		return &otterError.EntityValidationFailed{Reason: otterError.TagAliasListIsEmpty}
	}

	if batchSize == 0 {
		return &otterError.EntityValidationFailed{Reason: otterError.BatchSizeIsEmpty}
	}

	result := client.WithContext(ctx).CreateInBatches(&tagsAliases, batchSize)
	if result.Error != nil {
		if errors.Is(result.Error, gorm.ErrDuplicatedKey) {
			return &otterError.Database{Reason: otterError.DuplicateKey}
		}
		return result.Error
	}

	return nil
}

func DeleteTagAlias(ctx context.Context, tagAliasName models.TagAliasName) error {
	var tagAlias models.TagAlias

	if client == nil {
		return &otterError.Database{Reason: otterError.DatabaseIsNotConnected}
	}

	if len(tagAliasName) == 0 {
		return &otterError.EntityValidationFailed{Reason: otterError.TagAliasNameIsEmpty}
	}

	result := client.WithContext(ctx).Delete(&tagAlias, tagAliasName)
	if result.Error != nil {
		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
			return &otterError.Database{Reason: otterError.NoDataFound}
		}
		return result.Error
	}

	return nil
}