package repository

import (
	"fmt"
	"github.com/go-pg/pg/v10"
	"github.com/linmadan/egglib-go/persistent/pg/sqlbuilder"
	pgTransaction "github.com/linmadan/egglib-go/transaction/pg"
	"github.com/linmadan/egglib-go/utils/snowflake"
	"gitlab.fjmaimaimai.com/allied-creation/allied-creation-cooperation/pkg/domain"
	"gitlab.fjmaimaimai.com/allied-creation/allied-creation-cooperation/pkg/infrastructure/pg/models"
	"gitlab.fjmaimaimai.com/allied-creation/allied-creation-cooperation/pkg/infrastructure/pg/transform"
)

type CooperationModeRepository struct {
	transactionContext *pgTransaction.TransactionContext
}

func (repository *CooperationModeRepository) nextIdentify() (int64, error) {
	IdWorker, err := snowflake.NewIdWorker(1)
	if err != nil {
		return 0, err
	}
	id, err := IdWorker.NextId()
	return id, err
}

func (repository *CooperationModeRepository) Save(cooperationMode *domain.CooperationMode) (*domain.CooperationMode, error) {
	sqlBuildFields := []string{
		"cooperation_mode_id",
		"cooperation_mode_number",
		"cooperation_mode_name",
		"status",
		"org",
		"company",
		"remarks",
		"operator",
		"operate_time",
		"updated_at",
		"deleted_at",
		"created_at",
	}
	insertFieldsSnippet := sqlbuilder.SqlFieldsSnippet(sqlBuildFields)
	insertPlaceHoldersSnippet := sqlbuilder.SqlPlaceHoldersSnippet(sqlBuildFields)
	returningFieldsSnippet := sqlbuilder.SqlFieldsSnippet(sqlBuildFields)
	updateFields := sqlbuilder.RemoveSqlFields(sqlBuildFields, "cooperationMode_id")
	updateFieldsSnippet := sqlbuilder.SqlUpdateFieldsSnippet(updateFields)
	tx := repository.transactionContext.PgTx
	if cooperationMode.Identify() == nil {
		cooperationModeId, err := repository.nextIdentify()
		if err != nil {
			return cooperationMode, err
		} else {
			cooperationMode.CooperationModeId = cooperationModeId
		}
		if _, err := tx.QueryOne(
			pg.Scan(
				&cooperationMode.CooperationModeId,
				&cooperationMode.CooperationModeNumber,
				&cooperationMode.CooperationModeName,
				&cooperationMode.Status,
				&cooperationMode.Org,
				&cooperationMode.Company,
				&cooperationMode.Remarks,
				&cooperationMode.Operator,
				&cooperationMode.OperateTime,
				&cooperationMode.UpdatedAt,
				&cooperationMode.DeletedAt,
				&cooperationMode.CreatedAt,
			),
			fmt.Sprintf("INSERT INTO cooperation_modes (%s) VALUES (%s) RETURNING %s", insertFieldsSnippet, insertPlaceHoldersSnippet, returningFieldsSnippet),
			cooperationMode.CooperationModeId,
			cooperationMode.CooperationModeNumber,
			cooperationMode.CooperationModeName,
			cooperationMode.Status,
			cooperationMode.Org,
			cooperationMode.Company,
			cooperationMode.Remarks,
			cooperationMode.Operator,
			cooperationMode.OperateTime,
			cooperationMode.UpdatedAt,
			nil,
			cooperationMode.CreatedAt,
		); err != nil {
			return cooperationMode, err
		}
	} else {
		if _, err := tx.QueryOne(
			pg.Scan(
				&cooperationMode.CooperationModeId,
				&cooperationMode.CooperationModeNumber,
				&cooperationMode.CooperationModeName,
				&cooperationMode.Status,
				&cooperationMode.Org,
				&cooperationMode.Company,
				&cooperationMode.Remarks,
				&cooperationMode.Operator,
				&cooperationMode.OperateTime,
				&cooperationMode.UpdatedAt,
				&cooperationMode.DeletedAt,
				&cooperationMode.CreatedAt,
			),
			fmt.Sprintf("UPDATE cooperation_modes SET %s WHERE cooperation_mode_id=? RETURNING %s", updateFieldsSnippet, returningFieldsSnippet),
			cooperationMode.CooperationModeId,
			cooperationMode.CooperationModeNumber,
			cooperationMode.CooperationModeName,
			cooperationMode.Status,
			cooperationMode.Org,
			cooperationMode.Company,
			cooperationMode.Remarks,
			cooperationMode.Operator,
			cooperationMode.OperateTime,
			cooperationMode.UpdatedAt,
			nil,
			cooperationMode.CreatedAt,
			cooperationMode.Identify(),
		); err != nil {
			return cooperationMode, err
		}
	}
	return cooperationMode, nil
}

func (repository *CooperationModeRepository) Remove(cooperationMode *domain.CooperationMode) (*domain.CooperationMode, error) {
	tx := repository.transactionContext.PgTx
	cooperationModeModel := new(models.CooperationMode)
	cooperationModeModel.CooperationModeId = cooperationMode.Identify().(int64)
	if _, err := tx.Model(cooperationModeModel).WherePK().Delete(); err != nil {
		return cooperationMode, err
	}
	return cooperationMode, nil
}

// BatchRemove 批量删除
func (repository *CooperationModeRepository) BatchRemove(cooperationModes []*domain.CooperationMode) ([]*domain.CooperationMode, error) {
	tx := repository.transactionContext.PgTx
	var cooperationModeModels []*models.CooperationMode
	for _, cooperationMode := range cooperationModes {
		cooperationModeModels = append(cooperationModeModels, &models.CooperationMode{
			CooperationModeId: cooperationMode.Identify().(int64),
		})
	}
	if _, err := tx.Model(&cooperationModeModels).WherePK().Delete(); err != nil {
		return cooperationModes, err
	}
	return cooperationModes, nil
}

func (repository *CooperationModeRepository) FindOne(queryOptions map[string]interface{}) (*domain.CooperationMode, error) {
	tx := repository.transactionContext.PgTx
	cooperationModeModel := new(models.CooperationMode)
	query := sqlbuilder.BuildQuery(tx.Model(cooperationModeModel), queryOptions)
	query.SetWhereByQueryOption("cooperation_mode.cooperation_mode_id = ?", "cooperationModeId")
	if err := query.First(); err != nil {
		if err.Error() == "pg: no rows in result set" {
			return nil, fmt.Errorf("没有此资源")
		} else {
			return nil, err
		}
	}
	if cooperationModeModel.CooperationModeId == 0 {
		return nil, nil
	} else {
		return transform.TransformToCooperationModeDomainModelFromPgModels(cooperationModeModel)
	}
}

func (repository *CooperationModeRepository) Find(queryOptions map[string]interface{}) (int64, []*domain.CooperationMode, error) {
	tx := repository.transactionContext.PgTx
	var cooperationModeModels []*models.CooperationMode
	cooperationModes := make([]*domain.CooperationMode, 0)
	query := sqlbuilder.BuildQuery(tx.Model(&cooperationModeModels), queryOptions)
	if cooperationModeName, ok := queryOptions["cooperationModeName"]; ok && cooperationModeName != "" {
		query.Where("cooperation_mode_name like ?", fmt.Sprintf("%%%s%%", cooperationModeName))
	}
	if organizationName, ok := queryOptions["organizationName"]; ok && organizationName != "" {
		query.Where("org->>'orgName' like ?", fmt.Sprintf("%%%s%%", organizationName))
	}
	query.SetOffsetAndLimit(20)
	query.SetOrderDirect("cooperation_mode_id", "DESC")
	if count, err := query.SelectAndCount(); err != nil {
		return 0, cooperationModes, err
	} else {
		for _, cooperationModeModel := range cooperationModeModels {
			if cooperationMode, err := transform.TransformToCooperationModeDomainModelFromPgModels(cooperationModeModel); err != nil {
				return 0, cooperationModes, err
			} else {
				cooperationModes = append(cooperationModes, cooperationMode)
			}
		}
		return int64(count), cooperationModes, nil
	}
}

func NewCooperationModeRepository(transactionContext *pgTransaction.TransactionContext) (*CooperationModeRepository, error) {
	if transactionContext == nil {
		return nil, fmt.Errorf("transactionContext参数不能为nil")
	} else {
		return &CooperationModeRepository{
			transactionContext: transactionContext,
		}, nil
	}
}