package repository

import (
	"fmt"

	"github.com/go-pg/pg/v10"
	pgTransaction "github.com/linmadan/egglib-go/transaction/pg"
	"github.com/tiptok/godevp/pkg/domain"
	"github.com/tiptok/godevp/pkg/infrastructure/pg/models"
)

type ProjectModuleRepository struct {
	transactionContext *pgTransaction.TransactionContext
}

func (repository *ProjectModuleRepository) nextIdentify() (int64, error) {
	return 0, nil
}
func (repository *ProjectModuleRepository) Save(projectModule *domain.ProjectModule) (*domain.ProjectModule, error) {
	tx := repository.transactionContext.PgTx
	if projectModule.Identify() == nil {
		_, err := repository.nextIdentify()
		if err != nil {
			return projectModule, err
		}
		if _, err := tx.QueryOne(
			pg.Scan(&projectModule.Id, &projectModule.ProjectName, &projectModule.ProjectKey, &projectModule.Description, &projectModule.Status, &projectModule.CreateTime, &projectModule.UpdateTime, &projectModule.ProjectModuleVersion),
			"INSERT INTO project_module (id, project_name, project_key, description, status, create_time, update_time, project_module_version) VALUES (DEFAULT, ?, ?, ?, ?, ?, ?, ?) RETURNING id, project_name, project_key, description, status, create_time, update_time, project_module_version",
			projectModule.ProjectName, projectModule.ProjectKey, projectModule.Description, projectModule.Status, projectModule.CreateTime, projectModule.UpdateTime, projectModule.ProjectModuleVersion); err != nil {
			return projectModule, err
		}
	} else {
		if _, err := tx.QueryOne(
			pg.Scan(&projectModule.ProjectName, &projectModule.ProjectKey, &projectModule.Description, &projectModule.Status, &projectModule.CreateTime, &projectModule.UpdateTime, &projectModule.ProjectModuleVersion),
			"UPDATE project_module SET project_name=?, project_key=?, description=?, status=?, create_time=?, update_time=?, project_module_version=? WHERE id=? RETURNING project_name, project_key, description, status, create_time, update_time, project_module_version",
			projectModule.ProjectName, projectModule.ProjectKey, projectModule.Description, projectModule.Status, projectModule.CreateTime, projectModule.UpdateTime, projectModule.ProjectModuleVersion, projectModule.Identify()); err != nil {
			return projectModule, err
		}
	}
	return projectModule, nil
}
func (repository *ProjectModuleRepository) Remove(projectModule *domain.ProjectModule) (*domain.ProjectModule, error) {
	tx := repository.transactionContext.PgTx
	projectModuleModel := new(models.ProjectModule)
	projectModuleModel.Id = projectModule.Identify().(int64)
	if _, err := tx.Model(projectModuleModel).WherePK().Delete(); err != nil {
		return projectModule, err
	}
	return projectModule, nil
}
func (repository *ProjectModuleRepository) FindOne(queryOptions map[string]interface{}) (*domain.ProjectModule, error) {
	tx := repository.transactionContext.PgTx
	projectModuleModel := new(models.ProjectModule)
	query := tx.Model(projectModuleModel)
	if projectModuleId, ok := queryOptions["projectModuleId"]; ok {
		query = query.Where("project_module.id = ?", projectModuleId)
	}
	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 projectModuleModel.Id == 0 {
		return nil, nil
	} else {
		return repository.transformPgModelToDomainModel(projectModuleModel)
	}
}
func (repository *ProjectModuleRepository) Find(queryOptions map[string]interface{}) (int64, []*domain.ProjectModule, error) {
	tx := repository.transactionContext.PgTx
	var projectModuleModels []*models.ProjectModule
	projectModules := make([]*domain.ProjectModule, 0)
	query := tx.Model(&projectModuleModels)
	if offset, ok := queryOptions["offset"]; ok {
		offset := offset.(int)
		if offset > -1 {
			query = query.Offset(offset)
		}
	} else {
		query = query.Offset(0)
	}
	if limit, ok := queryOptions["limit"]; ok {
		limit := limit.(int)
		if limit > -1 {
			query = query.Limit(limit)
		}
	} else {
		query = query.Limit(20)
	}
	if count, err := query.Order("id DESC").SelectAndCount(); err != nil {
		return 0, projectModules, err
	} else {
		for _, projectModuleModel := range projectModuleModels {
			if projectModule, err := repository.transformPgModelToDomainModel(projectModuleModel); err != nil {
				return 0, projectModules, err
			} else {
				projectModules = append(projectModules, projectModule)
			}
		}
		return int64(count), projectModules, nil
	}
}
func (repository *ProjectModuleRepository) transformPgModelToDomainModel(projectModuleModel *models.ProjectModule) (*domain.ProjectModule, error) {
	return &domain.ProjectModule{
		Id:          projectModuleModel.Id,
		ProjectName: projectModuleModel.ProjectName,
		ProjectKey:  projectModuleModel.ProjectKey,
		Description: projectModuleModel.Description,
		Status:      projectModuleModel.Status,
		CreateTime:  projectModuleModel.CreateTime,
		UpdateTime:  projectModuleModel.UpdateTime,
		//ProjectModuleVersion: projectModuleModel.ProjectModuleVersion,
	}, nil
}
func NewProjectModuleRepository(transactionContext *pgTransaction.TransactionContext) (*ProjectModuleRepository, error) {
	if transactionContext == nil {
		return nil, fmt.Errorf("transactionContext参数不能为nil")
	} else {
		return &ProjectModuleRepository{
			transactionContext: transactionContext,
		}, nil
	}
}