package repository

import (
	"errors"
	"fmt"
	"time"

	"github.com/go-pg/pg/v10"
	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"
)

//任务

type TaskRepository struct {
	transactionContext *pgTransaction.TransactionContext
}

var _ domain.TaskRepository = (*TaskRepository)(nil)

func (repo *TaskRepository) TransformToDomain(d *models.Task) *domain.Task {
	return &domain.Task{
		Id:        d.Id,
		CreatedAt: d.CreatedAt,
		UpdatedAt: d.UpdatedAt,
		DeletedAt: d.DeletedAt,
		Name:      d.Name,
		Leader:    d.Leader,
		Status:    domain.TaskState(d.Status),
		Level:     d.Level,
		LevalName: d.LevalName,
	}
}

func (repo *TaskRepository) Save(param *domain.Task) error {
	param.UpdatedAt = time.Now()
	if param.Id == 0 {
		param.CreatedAt = time.Now()
		return nil
	}
	m := models.Task{
		Id:        param.Id,
		CreatedAt: param.CreatedAt,
		UpdatedAt: param.UpdatedAt,
		DeletedAt: param.DeletedAt,
		Name:      param.Name,
		Leader:    param.Leader,
		Status:    int(param.Status),
		Level:     param.Level,
		LevalName: param.LevalName,
	}
	db := repo.transactionContext.PgTx
	if m.Id == 0 {
		_, err := db.Model(&m).Insert()
		if err != nil {
			return err
		}
	} else {
		_, err := db.Model(&m).WherePK().Update()
		if err != nil {
			return err
		}
	}
	param.Id = m.Id
	return nil
}

func (repo *TaskRepository) Remove(id int) error {
	tx := repo.transactionContext.PgTx
	nowTime := time.Now()
	_, err := tx.Model(&models.Task{}).
		Where("id=?", id).
		Set("deleted_at=?", nowTime).
		Update()
	return err

}

func (repo *TaskRepository) FindOne(queryOptions map[string]interface{}) (*domain.Task, error) {
	tx := repo.transactionContext.PgTx
	m := new(models.Task)
	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("没有找到task数据")
		} else {
			return nil, err
		}
	}
	u := repo.TransformToDomain(m)
	return u, nil
}

func (repo *TaskRepository) Find(queryOptions map[string]interface{}) (int, []*domain.Task, error) {
	tx := repo.transactionContext.PgTx
	var m []*models.Task
	query := tx.Model(&m).
		Where("deleted_at isnull").
		Limit(20)

	query.Order("id desc")
	count, err := query.SelectAndCount()
	if err != nil {
		return 0, nil, err
	}
	var datas []*domain.Task
	for _, v := range m {
		d := repo.TransformToDomain(v)
		datas = append(datas, d)
	}
	return count, datas, nil
}