MaysWind
629 lines
20 KiB
Go
629 lines
20 KiB
Go
package services
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import (
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"strings"
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"time"
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"xorm.io/xorm"
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"github.com/mayswind/ezbookkeeping/pkg/core"
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"github.com/mayswind/ezbookkeeping/pkg/datastore"
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"github.com/mayswind/ezbookkeeping/pkg/errs"
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"github.com/mayswind/ezbookkeeping/pkg/models"
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"github.com/mayswind/ezbookkeeping/pkg/utils"
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"github.com/mayswind/ezbookkeeping/pkg/uuid"
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)
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// TransactionCategoryService represents transaction category service
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type TransactionCategoryService struct {
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ServiceUsingDB
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ServiceUsingUuid
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}
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// Initialize a transaction category service singleton instance
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var (
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TransactionCategories = &TransactionCategoryService{
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ServiceUsingDB: ServiceUsingDB{
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container: datastore.Container,
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},
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ServiceUsingUuid: ServiceUsingUuid{
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container: uuid.Container,
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},
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}
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)
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// GetTotalCategoryCountByUid returns total category count of user
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func (s *TransactionCategoryService) GetTotalCategoryCountByUid(c core.Context, uid int64) (int64, error) {
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if uid <= 0 {
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return 0, errs.ErrUserIdInvalid
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}
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count, err := s.UserDataDB(uid).NewSession(c).Where("uid=? AND deleted=?", uid, false).Count(&models.TransactionCategory{})
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return count, err
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}
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// GetAllCategoriesByUid returns all transaction category models of user
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func (s *TransactionCategoryService) GetAllCategoriesByUid(c core.Context, uid int64, categoryType models.TransactionCategoryType, parentCategoryId int64) ([]*models.TransactionCategory, error) {
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if uid <= 0 {
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return nil, errs.ErrUserIdInvalid
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}
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condition := "uid=? AND deleted=?"
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conditionParams := make([]any, 0, 8)
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conditionParams = append(conditionParams, uid)
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conditionParams = append(conditionParams, false)
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if categoryType > 0 {
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condition = condition + " AND type=?"
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conditionParams = append(conditionParams, categoryType)
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}
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if parentCategoryId >= 0 {
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condition = condition + " AND parent_category_id=?"
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conditionParams = append(conditionParams, parentCategoryId)
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}
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var categories []*models.TransactionCategory
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err := s.UserDataDB(uid).NewSession(c).Where(condition, conditionParams...).OrderBy("type asc, parent_category_id asc, display_order asc").Find(&categories)
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return categories, err
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}
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// GetSubCategoriesByCategoryIds returns sub-category models according to category ids
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func (s *TransactionCategoryService) GetSubCategoriesByCategoryIds(c core.Context, uid int64, categoryIds []int64) ([]*models.TransactionCategory, error) {
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if uid <= 0 {
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return nil, errs.ErrUserIdInvalid
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}
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if len(categoryIds) <= 0 {
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return nil, errs.ErrTransactionCategoryIdInvalid
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}
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condition := "uid=? AND deleted=?"
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conditionParams := make([]any, 0, len(categoryIds)+2)
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conditionParams = append(conditionParams, uid)
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conditionParams = append(conditionParams, false)
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var categoryIdConditions strings.Builder
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for i := 0; i < len(categoryIds); i++ {
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if categoryIds[i] <= 0 {
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return nil, errs.ErrTransactionCategoryIdInvalid
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}
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if categoryIdConditions.Len() > 0 {
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categoryIdConditions.WriteString(",")
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}
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categoryIdConditions.WriteString("?")
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conditionParams = append(conditionParams, categoryIds[i])
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}
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if categoryIdConditions.Len() > 1 {
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condition = condition + " AND parent_category_id IN (" + categoryIdConditions.String() + ")"
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} else {
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condition = condition + " AND parent_category_id = " + categoryIdConditions.String()
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}
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var categories []*models.TransactionCategory
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err := s.UserDataDB(uid).NewSession(c).Where(condition, conditionParams...).OrderBy("display_order asc").Find(&categories)
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return categories, err
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}
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// GetCategoryByCategoryId returns a transaction category model according to transaction category id
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func (s *TransactionCategoryService) GetCategoryByCategoryId(c core.Context, uid int64, categoryId int64) (*models.TransactionCategory, error) {
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if uid <= 0 {
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return nil, errs.ErrUserIdInvalid
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}
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if categoryId <= 0 {
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return nil, errs.ErrTransactionCategoryIdInvalid
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}
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category := &models.TransactionCategory{}
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has, err := s.UserDataDB(uid).NewSession(c).ID(categoryId).Where("uid=? AND deleted=?", uid, false).Get(category)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, errs.ErrTransactionCategoryNotFound
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}
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return category, nil
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}
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// GetCategoriesByCategoryIds returns transaction category models according to transaction category ids
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func (s *TransactionCategoryService) GetCategoriesByCategoryIds(c core.Context, uid int64, categoryIds []int64) (map[int64]*models.TransactionCategory, error) {
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if uid <= 0 {
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return nil, errs.ErrUserIdInvalid
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}
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if categoryIds == nil {
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return nil, errs.ErrTransactionCategoryIdInvalid
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}
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var categories []*models.TransactionCategory
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err := s.UserDataDB(uid).NewSession(c).Where("uid=? AND deleted=?", uid, false).In("category_id", categoryIds).Find(&categories)
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if err != nil {
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return nil, err
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}
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categoryMap := s.GetCategoryMapByList(categories)
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return categoryMap, err
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}
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// GetMaxDisplayOrder returns the max display order according to transaction category type
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func (s *TransactionCategoryService) GetMaxDisplayOrder(c core.Context, uid int64, categoryType models.TransactionCategoryType) (int32, error) {
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if uid <= 0 {
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return 0, errs.ErrUserIdInvalid
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}
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category := &models.TransactionCategory{}
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has, err := s.UserDataDB(uid).NewSession(c).Cols("uid", "deleted", "parent_category_id", "display_order").Where("uid=? AND deleted=? AND type=? AND parent_category_id=?", uid, false, categoryType, models.LevelOneTransactionCategoryParentId).OrderBy("display_order desc").Limit(1).Get(category)
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if err != nil {
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return 0, err
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}
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if has {
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return category.DisplayOrder, nil
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} else {
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return 0, nil
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}
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}
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// GetMaxSubCategoryDisplayOrder returns the max display order of sub transaction category according to transaction category type and parent transaction category id
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func (s *TransactionCategoryService) GetMaxSubCategoryDisplayOrder(c core.Context, uid int64, categoryType models.TransactionCategoryType, parentCategoryId int64) (int32, error) {
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if uid <= 0 {
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return 0, errs.ErrUserIdInvalid
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}
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if parentCategoryId <= 0 {
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return 0, errs.ErrTransactionCategoryIdInvalid
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}
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category := &models.TransactionCategory{}
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has, err := s.UserDataDB(uid).NewSession(c).Cols("uid", "deleted", "parent_category_id", "display_order").Where("uid=? AND deleted=? AND type=? AND parent_category_id=?", uid, false, categoryType, parentCategoryId).OrderBy("display_order desc").Limit(1).Get(category)
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if err != nil {
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return 0, err
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}
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if has {
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return category.DisplayOrder, nil
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} else {
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return 0, nil
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}
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}
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// CreateCategory saves a new transaction category model to database
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func (s *TransactionCategoryService) CreateCategory(c core.Context, category *models.TransactionCategory) error {
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if category.Uid <= 0 {
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return errs.ErrUserIdInvalid
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}
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category.CategoryId = s.GenerateUuid(uuid.UUID_TYPE_CATEGORY)
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if category.CategoryId < 1 {
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return errs.ErrSystemIsBusy
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}
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category.Deleted = false
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category.CreatedUnixTime = time.Now().Unix()
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category.UpdatedUnixTime = time.Now().Unix()
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return s.UserDataDB(category.Uid).DoTransaction(c, func(sess *xorm.Session) error {
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_, err := sess.Insert(category)
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return err
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})
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}
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// CreateCategories saves a few transaction category models to database
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func (s *TransactionCategoryService) CreateCategories(c core.Context, uid int64, categories map[*models.TransactionCategory][]*models.TransactionCategory) ([]*models.TransactionCategory, error) {
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if uid <= 0 {
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return nil, errs.ErrUserIdInvalid
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}
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var allCategories []*models.TransactionCategory
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primaryCategories := categories[nil]
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needPrimaryCategoryUuidCount := uint16(len(primaryCategories))
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primaryCategoryUuids := s.GenerateUuids(uuid.UUID_TYPE_CATEGORY, needPrimaryCategoryUuidCount)
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if len(primaryCategoryUuids) < int(needPrimaryCategoryUuidCount) {
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return nil, errs.ErrSystemIsBusy
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}
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for i := 0; i < len(primaryCategories); i++ {
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primaryCategory := primaryCategories[i]
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primaryCategory.CategoryId = primaryCategoryUuids[i]
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primaryCategory.Deleted = false
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primaryCategory.CreatedUnixTime = time.Now().Unix()
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primaryCategory.UpdatedUnixTime = time.Now().Unix()
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allCategories = append(allCategories, primaryCategory)
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secondaryCategories := categories[primaryCategory]
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needSecondaryCategoryUuidCount := uint16(len(secondaryCategories))
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secondaryCategoryUuids := s.GenerateUuids(uuid.UUID_TYPE_CATEGORY, needSecondaryCategoryUuidCount)
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if len(secondaryCategoryUuids) < int(needSecondaryCategoryUuidCount) {
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return nil, errs.ErrSystemIsBusy
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}
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for j := 0; j < len(secondaryCategories); j++ {
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secondaryCategory := secondaryCategories[j]
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secondaryCategory.CategoryId = secondaryCategoryUuids[j]
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secondaryCategory.ParentCategoryId = primaryCategory.CategoryId
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secondaryCategory.Deleted = false
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secondaryCategory.CreatedUnixTime = time.Now().Unix()
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secondaryCategory.UpdatedUnixTime = time.Now().Unix()
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allCategories = append(allCategories, secondaryCategory)
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}
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}
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err := s.UserDataDB(uid).DoTransaction(c, func(sess *xorm.Session) error {
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for i := 0; i < len(allCategories); i++ {
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category := allCategories[i]
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_, err := sess.Insert(category)
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if err != nil {
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return err
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}
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}
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return nil
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})
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if err != nil {
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return nil, err
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}
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return allCategories, nil
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}
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// ModifyCategory saves an existed transaction category model to database
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func (s *TransactionCategoryService) ModifyCategory(c core.Context, category *models.TransactionCategory) error {
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if category.Uid <= 0 {
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return errs.ErrUserIdInvalid
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}
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category.UpdatedUnixTime = time.Now().Unix()
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return s.UserDataDB(category.Uid).DoTransaction(c, func(sess *xorm.Session) error {
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updatedRows, err := sess.ID(category.CategoryId).Cols("parent_category_id", "name", "display_order", "icon", "color", "comment", "hidden", "updated_unix_time").Where("uid=? AND deleted=?", category.Uid, false).Update(category)
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if err != nil {
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return err
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} else if updatedRows < 1 {
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return errs.ErrTransactionCategoryNotFound
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}
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return nil
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})
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}
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// HideCategory updates hidden field of given transaction categories
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func (s *TransactionCategoryService) HideCategory(c core.Context, uid int64, ids []int64, hidden bool) error {
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if uid <= 0 {
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return errs.ErrUserIdInvalid
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}
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now := time.Now().Unix()
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updateModel := &models.TransactionCategory{
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Hidden: hidden,
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UpdatedUnixTime: now,
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}
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return s.UserDataDB(uid).DoTransaction(c, func(sess *xorm.Session) error {
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updatedRows, err := sess.Cols("hidden", "updated_unix_time").Where("uid=? AND deleted=?", uid, false).In("category_id", ids).Update(updateModel)
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if err != nil {
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return err
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} else if updatedRows < 1 {
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return errs.ErrTransactionCategoryNotFound
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}
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return nil
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})
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}
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// ModifyCategoryDisplayOrders updates display order of given transaction categories
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func (s *TransactionCategoryService) ModifyCategoryDisplayOrders(c core.Context, uid int64, categories []*models.TransactionCategory) error {
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if uid <= 0 {
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return errs.ErrUserIdInvalid
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}
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for i := 0; i < len(categories); i++ {
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categories[i].UpdatedUnixTime = time.Now().Unix()
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}
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return s.UserDataDB(uid).DoTransaction(c, func(sess *xorm.Session) error {
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for i := 0; i < len(categories); i++ {
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category := categories[i]
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updatedRows, err := sess.ID(category.CategoryId).Cols("display_order", "updated_unix_time").Where("uid=? AND deleted=?", uid, false).Update(category)
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if err != nil {
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return err
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} else if updatedRows < 1 {
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return errs.ErrTransactionCategoryNotFound
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}
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}
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return nil
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})
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}
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// DeleteCategory deletes an existed transaction category from database
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func (s *TransactionCategoryService) DeleteCategory(c core.Context, uid int64, categoryId int64) error {
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if uid <= 0 {
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return errs.ErrUserIdInvalid
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}
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now := time.Now().Unix()
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updateModel := &models.TransactionCategory{
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Deleted: true,
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DeletedUnixTime: now,
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}
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return s.UserDataDB(uid).DoTransaction(c, func(sess *xorm.Session) error {
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var categoryAndSubCategories []*models.TransactionCategory
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err := sess.Where("uid=? AND deleted=? AND (category_id=? OR parent_category_id=?)", uid, false, categoryId, categoryId).Find(&categoryAndSubCategories)
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if err != nil {
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return err
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} else if len(categoryAndSubCategories) < 1 {
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return errs.ErrTransactionCategoryNotFound
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}
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categoryAndSubCategoryIds := make([]int64, len(categoryAndSubCategories))
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for i := 0; i < len(categoryAndSubCategories); i++ {
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categoryAndSubCategoryIds[i] = categoryAndSubCategories[i].CategoryId
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}
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exists, err := sess.Cols("uid", "deleted", "category_id").Where("uid=? AND deleted=?", uid, false).In("category_id", categoryAndSubCategoryIds).Limit(1).Exist(&models.Transaction{})
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if err != nil {
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return err
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} else if exists {
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return errs.ErrTransactionCategoryInUseCannotBeDeleted
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}
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exists, err = sess.Cols("uid", "deleted", "category_id", "template_type", "scheduled_frequency_type", "scheduled_end_time").Where("uid=? AND deleted=? AND (template_type=? OR (template_type=? AND scheduled_frequency_type<>? AND (scheduled_end_time IS NULL OR scheduled_end_time>=?)))", uid, false, models.TRANSACTION_TEMPLATE_TYPE_NORMAL, models.TRANSACTION_TEMPLATE_TYPE_SCHEDULE, models.TRANSACTION_SCHEDULE_FREQUENCY_TYPE_DISABLED, now).In("category_id", categoryAndSubCategoryIds).Limit(1).Exist(&models.TransactionTemplate{})
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if err != nil {
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return err
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} else if exists {
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return errs.ErrTransactionCategoryInUseCannotBeDeleted
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}
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deletedRows, err := sess.Cols("deleted", "deleted_unix_time").Where("uid=? AND deleted=?", uid, false).In("category_id", categoryAndSubCategoryIds).Update(updateModel)
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if err != nil {
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return err
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} else if deletedRows < 1 {
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return errs.ErrTransactionCategoryNotFound
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}
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return err
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})
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}
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// DeleteAllCategories deletes all existed transaction categories from database
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func (s *TransactionCategoryService) DeleteAllCategories(c core.Context, uid int64) error {
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if uid <= 0 {
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return errs.ErrUserIdInvalid
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}
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now := time.Now().Unix()
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updateModel := &models.TransactionCategory{
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Deleted: true,
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DeletedUnixTime: now,
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}
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return s.UserDataDB(uid).DoTransaction(c, func(sess *xorm.Session) error {
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exists, err := sess.Cols("uid", "deleted", "category_id").Where("uid=? AND deleted=? AND category_id<>?", uid, false, 0).Limit(1).Exist(&models.Transaction{})
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if err != nil {
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return err
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} else if exists {
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return errs.ErrTransactionCategoryInUseCannotBeDeleted
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}
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_, err = sess.Cols("deleted", "deleted_unix_time").Where("uid=? AND deleted=?", uid, false).Update(updateModel)
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if err != nil {
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return err
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}
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return nil
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})
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}
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// GetCategoryMapByList returns a transaction category map by a list
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func (s *TransactionCategoryService) GetCategoryMapByList(categories []*models.TransactionCategory) map[int64]*models.TransactionCategory {
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categoryMap := make(map[int64]*models.TransactionCategory)
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for i := 0; i < len(categories); i++ {
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category := categories[i]
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categoryMap[category.CategoryId] = category
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}
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return categoryMap
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}
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// GetVisibleSubCategoryNameMapByList returns visible sub transaction category map by a list
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func (s *TransactionCategoryService) GetVisibleSubCategoryNameMapByList(categories []*models.TransactionCategory) (expenseCategoryMap map[string]map[string]*models.TransactionCategory, incomeCategoryMap map[string]map[string]*models.TransactionCategory, transferCategoryMap map[string]map[string]*models.TransactionCategory) {
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categoryMap := make(map[int64]*models.TransactionCategory, len(categories))
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expenseCategoryMap = make(map[string]map[string]*models.TransactionCategory)
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incomeCategoryMap = make(map[string]map[string]*models.TransactionCategory)
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transferCategoryMap = make(map[string]map[string]*models.TransactionCategory)
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for i := 0; i < len(categories); i++ {
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category := categories[i]
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categoryMap[category.CategoryId] = category
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}
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for i := 0; i < len(categories); i++ {
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category := categories[i]
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if category.Hidden {
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continue
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}
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if category.ParentCategoryId == models.LevelOneTransactionCategoryParentId {
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continue
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}
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parentCategory, exists := categoryMap[category.ParentCategoryId]
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if !exists {
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continue
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}
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var categories map[string]*models.TransactionCategory
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if category.Type == models.CATEGORY_TYPE_INCOME {
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categories, exists = incomeCategoryMap[category.Name]
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if !exists {
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categories = make(map[string]*models.TransactionCategory)
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incomeCategoryMap[category.Name] = categories
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}
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} else if category.Type == models.CATEGORY_TYPE_EXPENSE {
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categories, exists = expenseCategoryMap[category.Name]
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if !exists {
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categories = make(map[string]*models.TransactionCategory)
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expenseCategoryMap[category.Name] = categories
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}
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} else if category.Type == models.CATEGORY_TYPE_TRANSFER {
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categories, exists = transferCategoryMap[category.Name]
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|
if !exists {
|
|
categories = make(map[string]*models.TransactionCategory)
|
|
transferCategoryMap[category.Name] = categories
|
|
}
|
|
} else {
|
|
continue
|
|
}
|
|
|
|
categories[parentCategory.Name] = category
|
|
}
|
|
|
|
return expenseCategoryMap, incomeCategoryMap, transferCategoryMap
|
|
}
|
|
|
|
// GetCategoryNames returns a list with transaction category names from transaction category models list
|
|
func (s *TransactionCategoryService) GetCategoryNames(categories []*models.TransactionCategory) []string {
|
|
categoryNames := make([]string, len(categories))
|
|
|
|
for i := 0; i < len(categories); i++ {
|
|
categoryNames[i] = categories[i].Name
|
|
}
|
|
|
|
return categoryNames
|
|
}
|
|
|
|
// GetCategoryOrSubCategoryIds returns all category ids and sub-category ids according to given category ids
|
|
func (s *TransactionCategoryService) GetCategoryOrSubCategoryIds(c core.Context, categoryIds string, uid int64) ([]int64, error) {
|
|
if categoryIds == "" || categoryIds == "0" {
|
|
return nil, nil
|
|
}
|
|
|
|
requestCategoryIds, err := utils.StringArrayToInt64Array(strings.Split(categoryIds, ","))
|
|
|
|
if err != nil {
|
|
return nil, errs.Or(err, errs.ErrTransactionCategoryIdInvalid)
|
|
}
|
|
|
|
var allCategoryIds []int64
|
|
|
|
if len(requestCategoryIds) > 0 {
|
|
allSubCategories, err := s.GetSubCategoriesByCategoryIds(c, uid, requestCategoryIds)
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
categoryIdsMap := make(map[int64]int32, len(requestCategoryIds))
|
|
|
|
for i := 0; i < len(requestCategoryIds); i++ {
|
|
categoryIdsMap[requestCategoryIds[i]] = 0
|
|
}
|
|
|
|
for i := 0; i < len(allSubCategories); i++ {
|
|
subCategory := allSubCategories[i]
|
|
|
|
if refCount, exists := categoryIdsMap[subCategory.ParentCategoryId]; exists {
|
|
categoryIdsMap[subCategory.ParentCategoryId] = refCount + 1
|
|
} else {
|
|
categoryIdsMap[subCategory.ParentCategoryId] = 1
|
|
}
|
|
|
|
if _, exists := categoryIdsMap[subCategory.CategoryId]; exists {
|
|
delete(categoryIdsMap, subCategory.CategoryId)
|
|
}
|
|
|
|
allCategoryIds = append(allCategoryIds, subCategory.CategoryId)
|
|
}
|
|
|
|
for accountId, refCount := range categoryIdsMap {
|
|
if refCount < 1 {
|
|
allCategoryIds = append(allCategoryIds, accountId)
|
|
}
|
|
}
|
|
}
|
|
|
|
return allCategoryIds, nil
|
|
}
|
|
|
|
// GetCategoryOrSubCategoryIdsByCategoryName returns a list of transaction category ids or sub-category ids according to given category name
|
|
func (s *TransactionCategoryService) GetCategoryOrSubCategoryIdsByCategoryName(categories []*models.TransactionCategory, categoryName string) []int64 {
|
|
categoryIds := make([]int64, 0)
|
|
parentCategoryIds := make([]int64, 0)
|
|
childCategoryByParentCategoryId := make(map[int64][]*models.TransactionCategory)
|
|
|
|
for i := 0; i < len(categories); i++ {
|
|
category := categories[i]
|
|
|
|
if category.Name == categoryName {
|
|
if category.ParentCategoryId != models.LevelOneTransactionCategoryParentId {
|
|
categoryIds = append(categoryIds, category.CategoryId)
|
|
} else if category.ParentCategoryId == models.LevelOneTransactionCategoryParentId {
|
|
parentCategoryIds = append(parentCategoryIds, category.CategoryId)
|
|
}
|
|
} else if category.ParentCategoryId != models.LevelOneTransactionCategoryParentId {
|
|
childCategories, exists := childCategoryByParentCategoryId[category.ParentCategoryId]
|
|
|
|
if !exists {
|
|
childCategories = make([]*models.TransactionCategory, 0)
|
|
}
|
|
|
|
childCategories = append(childCategories, category)
|
|
childCategoryByParentCategoryId[category.ParentCategoryId] = childCategories
|
|
}
|
|
}
|
|
|
|
for i := 0; i < len(parentCategoryIds); i++ {
|
|
parentCategoryId := parentCategoryIds[i]
|
|
|
|
if childCategories, exists := childCategoryByParentCategoryId[parentCategoryId]; exists {
|
|
for j := 0; j < len(childCategories); j++ {
|
|
childCategory := childCategories[j]
|
|
categoryIds = append(categoryIds, childCategory.CategoryId)
|
|
}
|
|
}
|
|
}
|
|
|
|
return categoryIds
|
|
}
|