package repository

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

type EvaluationRuleRepository struct {
	transactionContext *pgTransaction.TransactionContext
}

func NewEvaluationRuleRepository(transactionContext *pgTransaction.TransactionContext) *EvaluationRuleRepository {
	return &EvaluationRuleRepository{transactionContext: transactionContext}
}

func (repo *EvaluationRuleRepository) TransformToDomain(m *models.EvaluationRule) domain.EvaluationRule {
	return domain.EvaluationRule{
		Id:        m.Id,
		Name:      m.Name,
		Remark:    m.Remark,
		CompanyId: m.CompanyId,
		CreatorId: m.CreatorId,
		Type:      m.Type,
		SysType:   m.SysType,
		Rating:    m.Rating,
		Score:     m.Score,
		CreatedAt: m.CreatedAt.Local(), // PG库为UTC需要转成本地时间
		UpdatedAt: m.UpdatedAt.Local(),
		DeletedAt: m.DeletedAt,
	}
}

func (repo *EvaluationRuleRepository) TransformToModel(d *domain.EvaluationRule) models.EvaluationRule {
	return models.EvaluationRule{
		Id:        d.Id,
		Name:      d.Name,
		Remark:    d.Remark,
		CompanyId: d.CompanyId,
		CreatorId: d.CreatorId,
		Type:      d.Type,
		SysType:   d.SysType,
		Rating:    d.Rating,
		Score:     d.Score,
		CreatedAt: d.CreatedAt,
		UpdatedAt: d.UpdatedAt,
		DeletedAt: d.DeletedAt,
	}
}

func (repo *EvaluationRuleRepository) nextIdentify() (int64, error) {
	return utils.NewSnowflakeId()
}

func (repo *EvaluationRuleRepository) Insert(d *domain.EvaluationRule) (*domain.EvaluationRule, error) {
	var isCreate = d.Id == 0
	if isCreate {
		id, err := repo.nextIdentify()
		if err != nil {
			return d, err
		}
		d.Id = id
		d.CreatedAt = time.Now()
		d.UpdatedAt = d.CreatedAt
	} else {
		d.UpdatedAt = time.Now()
	}
	m := repo.TransformToModel(d)
	tx := repo.transactionContext.PgTx
	var err error
	if isCreate {
		_, err = tx.Model(&m).Returning("id").Insert()
	} else {
		_, err = tx.Model(&m).Returning("id").WherePK().Update() // 更新和删除必须增加条件
	}
	if err != nil {
		return nil, err
	}
	d.Id = m.Id
	return d, nil
}

func (repo *EvaluationRuleRepository) Remove(d *domain.EvaluationRule) (*domain.EvaluationRule, error) {
	tx := repo.transactionContext.PgTx
	nowTime := time.Now()
	m := repo.TransformToModel(d)
	m.DeletedAt = &nowTime
	if _, err := tx.Model(&m).WherePK().Update(); err != nil {
		return d, err
	}
	return d, nil
}

func (repo *EvaluationRuleRepository) FindOne(queryOptions map[string]interface{}) (*domain.EvaluationRule, error) {
	tx := repo.transactionContext.PgTx
	m := new(models.EvaluationRule)
	query := tx.Model(m)
	query.Where("deleted_at isnull")
	if id, ok := queryOptions["id"]; ok {
		query.Where("id=?", id)
	}
	if err := query.First(); err != nil {
		if errors.Is(err, pg.ErrNoRows) {
			return nil, fmt.Errorf("没有此资源")
		} else {
			return nil, err
		}
	}
	u := repo.TransformToDomain(m)
	return &u, nil
}

func (repo *EvaluationRuleRepository) Find(queryOptions map[string]interface{}) (int64, []*domain.EvaluationRule, error) {
	tx := repo.transactionContext.PgTx
	var m []*models.EvaluationRule
	query := tx.Model(&m).Where("deleted_at isnull")

	if v, ok := queryOptions["nameOrRemark"]; ok && len(v.(string)) > 0 {
		query.Where("name LIKE ? or remark LIKE ?", v, v)
	}

	if v, ok := queryOptions["ids"]; ok {
		query.Where("id in(?)", pg.In(v))
	}

	if v, ok := queryOptions["name"].(string); ok && len(v) > 0 {
		query.Where("name = ?", v)
	}

	if v, ok := queryOptions["companyId"]; ok {
		query.Where("company_id = ?", v)
	}

	if v, ok := queryOptions["creatorId"]; ok && v.(int64) > 0 {
		query.Where("creator_id = ?", v)
	}

	if v, ok := queryOptions["type"]; ok && v.(int) >= 0 {
		query.Where("type = ?", v)
	}

	if v, ok := queryOptions["sysType"]; ok && v.(int) >= 0 {
		query.Where("sys_type = ?", v)
	}

	if v, ok := queryOptions["limit"].(int64); ok {
		query.Limit(int(v))
	}
	if v, ok := queryOptions["offset"].(int64); ok {
		query.Offset(int(v))
	}

	// 按创建时间降序
	query.Order("created_at DESC")

	count, err := query.SelectAndCount()
	if err != nil {
		return 0, nil, err
	}
	var arrays []*domain.EvaluationRule
	for _, v := range m {
		d := repo.TransformToDomain(v)
		arrays = append(arrays, &d)
	}
	return int64(count), arrays, nil
}

func (repo *EvaluationRuleRepository) Count(queryOptions map[string]interface{}) (int64, error) {
	tx := repo.transactionContext.PgTx
	m := new(models.EvaluationRule)
	query := sqlbuilder.BuildQuery(tx.Model(m), queryOptions)
	query.Where("deleted_at isnull")

	if v, ok := queryOptions["id"]; ok {
		query.Where("id = ?", v)
	}

	if v, ok := queryOptions["notId"]; ok {
		query.Where("id != ?", v)
	}

	if v, ok := queryOptions["name"].(string); ok && len(v) > 0 {
		query.Where("name = ?", v)
	}

	if v, ok := queryOptions["companyId"]; ok {
		query.Where("company_id = ?", v)
	}

	count, err := query.Count()
	if err != nil {
		return 0, err
	}
	return int64(count), nil
}