/
transactions.go
1093 lines (823 loc) · 41.7 KB
/
transactions.go
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package api
import (
"sort"
"strings"
orderedmap "github.com/wk8/go-ordered-map/v2"
"github.com/mayswind/ezbookkeeping/pkg/core"
"github.com/mayswind/ezbookkeeping/pkg/errs"
"github.com/mayswind/ezbookkeeping/pkg/log"
"github.com/mayswind/ezbookkeeping/pkg/models"
"github.com/mayswind/ezbookkeeping/pkg/services"
"github.com/mayswind/ezbookkeeping/pkg/utils"
)
const pageCountForLoadTransactionAmounts = 1000
// TransactionsApi represents transaction api
type TransactionsApi struct {
transactions *services.TransactionService
transactionCategories *services.TransactionCategoryService
transactionTags *services.TransactionTagService
accounts *services.AccountService
users *services.UserService
}
// Initialize a transaction api singleton instance
var (
Transactions = &TransactionsApi{
transactions: services.Transactions,
transactionCategories: services.TransactionCategories,
transactionTags: services.TransactionTags,
accounts: services.Accounts,
users: services.Users,
}
)
// TransactionCountHandler returns transaction total count of current user
func (a *TransactionsApi) TransactionCountHandler(c *core.Context) (any, *errs.Error) {
var transactionCountReq models.TransactionCountRequest
err := c.ShouldBindQuery(&transactionCountReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionCountHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
uid := c.GetCurrentUid()
allAccountIds, err := a.getAccountOrSubAccountIds(c, transactionCountReq.AccountId, uid)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionCountHandler] get account error, because %s", err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
allCategoryIds, err := a.getCategoryOrSubCategoryIds(c, transactionCountReq.CategoryId, uid)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionCountHandler] get transaction category error, because %s", err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
totalCount, err := a.transactions.GetTransactionCount(c, uid, transactionCountReq.MaxTime, transactionCountReq.MinTime, transactionCountReq.Type, allCategoryIds, allAccountIds, transactionCountReq.Keyword)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionCountHandler] failed to get transaction count for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
countResp := &models.TransactionCountResponse{
TotalCount: totalCount,
}
return countResp, nil
}
// TransactionListHandler returns transaction list of current user
func (a *TransactionsApi) TransactionListHandler(c *core.Context) (any, *errs.Error) {
var transactionListReq models.TransactionListByMaxTimeRequest
err := c.ShouldBindQuery(&transactionListReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionListHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
utcOffset, err := c.GetClientTimezoneOffset()
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionListHandler] cannot get client timezone offset, because %s", err.Error())
return nil, errs.ErrClientTimezoneOffsetInvalid
}
uid := c.GetCurrentUid()
user, err := a.users.GetUserById(c, uid)
if err != nil {
if !errs.IsCustomError(err) {
log.ErrorfWithRequestId(c, "[transactions.TransactionListHandler] failed to get user, because %s", err.Error())
}
return nil, errs.ErrUserNotFound
}
allAccountIds, err := a.getAccountOrSubAccountIds(c, transactionListReq.AccountId, uid)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionListHandler] get account error, because %s", err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
allCategoryIds, err := a.getCategoryOrSubCategoryIds(c, transactionListReq.CategoryId, uid)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionListHandler] get transaction category error, because %s", err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
var totalCount int64
if transactionListReq.WithCount {
totalCount, err = a.transactions.GetTransactionCount(c, uid, transactionListReq.MaxTime, transactionListReq.MinTime, transactionListReq.Type, allCategoryIds, allAccountIds, transactionListReq.Keyword)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionListHandler] failed to get transaction count for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
}
transactions, err := a.transactions.GetTransactionsByMaxTime(c, uid, transactionListReq.MaxTime, transactionListReq.MinTime, transactionListReq.Type, allCategoryIds, allAccountIds, transactionListReq.Keyword, transactionListReq.Page, transactionListReq.Count, true, true)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionListHandler] failed to get transactions earlier than \"%d\" for user \"uid:%d\", because %s", transactionListReq.MaxTime, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
hasMore := false
var nextTimeSequenceId *int64
if len(transactions) > int(transactionListReq.Count) {
hasMore = true
nextTimeSequenceId = &transactions[transactionListReq.Count].TransactionTime
transactions = transactions[:transactionListReq.Count]
}
transactionResult, err := a.getTransactionListResult(c, user, transactions, utcOffset, transactionListReq.TrimAccount, transactionListReq.TrimCategory, transactionListReq.TrimTag)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionListHandler] failed to assemble transaction result for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
transactionResps := &models.TransactionInfoPageWrapperResponse{
Items: transactionResult,
}
if hasMore {
transactionResps.NextTimeSequenceId = nextTimeSequenceId
}
if transactionListReq.WithCount {
transactionResps.TotalCount = &totalCount
}
return transactionResps, nil
}
// TransactionMonthListHandler returns all transaction list of current user by month
func (a *TransactionsApi) TransactionMonthListHandler(c *core.Context) (any, *errs.Error) {
var transactionListReq models.TransactionListInMonthByPageRequest
err := c.ShouldBindQuery(&transactionListReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthListHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
utcOffset, err := c.GetClientTimezoneOffset()
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthListHandler] cannot get client timezone offset, because %s", err.Error())
return nil, errs.ErrClientTimezoneOffsetInvalid
}
uid := c.GetCurrentUid()
user, err := a.users.GetUserById(c, uid)
if err != nil {
if !errs.IsCustomError(err) {
log.ErrorfWithRequestId(c, "[transactions.TransactionMonthListHandler] failed to get user, because %s", err.Error())
}
return nil, errs.ErrUserNotFound
}
allAccountIds, err := a.getAccountOrSubAccountIds(c, transactionListReq.AccountId, uid)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthListHandler] get account error, because %s", err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
allCategoryIds, err := a.getCategoryOrSubCategoryIds(c, transactionListReq.CategoryId, uid)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthListHandler] get transaction category error, because %s", err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
transactions, err := a.transactions.GetTransactionsInMonthByPage(c, uid, transactionListReq.Year, transactionListReq.Month, transactionListReq.Type, allCategoryIds, allAccountIds, transactionListReq.Keyword)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionMonthListHandler] failed to get transactions in month \"%d-%d\" for user \"uid:%d\", because %s", transactionListReq.Year, transactionListReq.Month, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
transactionResult, err := a.getTransactionListResult(c, user, transactions, utcOffset, transactionListReq.TrimAccount, transactionListReq.TrimCategory, transactionListReq.TrimTag)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionMonthListHandler] failed to assemble transaction result for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
transactionResps := &models.TransactionInfoPageWrapperResponse2{
Items: transactionResult,
TotalCount: int64(transactionResult.Len()),
}
return transactionResps, nil
}
// TransactionStatisticsHandler returns transaction statistics of current user
func (a *TransactionsApi) TransactionStatisticsHandler(c *core.Context) (any, *errs.Error) {
var statisticReq models.TransactionStatisticRequest
err := c.ShouldBindQuery(&statisticReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionStatisticsHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
uid := c.GetCurrentUid()
totalAmounts, err := a.transactions.GetAccountsAndCategoriesTotalIncomeAndExpense(c, uid, statisticReq.StartTime, statisticReq.EndTime)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionStatisticsHandler] failed to get accounts and categories total income and expense for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
statisticResp := &models.TransactionStatisticResponse{
StartTime: statisticReq.StartTime,
EndTime: statisticReq.EndTime,
}
statisticResp.Items = make([]*models.TransactionStatisticResponseItem, len(totalAmounts))
for i := 0; i < len(totalAmounts); i++ {
totalAmountItem := totalAmounts[i]
statisticResp.Items[i] = &models.TransactionStatisticResponseItem{
CategoryId: totalAmountItem.CategoryId,
AccountId: totalAmountItem.AccountId,
TotalAmount: totalAmountItem.Amount,
}
}
return statisticResp, nil
}
// TransactionAmountsHandler returns transaction amounts of current user
func (a *TransactionsApi) TransactionAmountsHandler(c *core.Context) (any, *errs.Error) {
var transactionAmountsReq models.TransactionAmountsRequest
err := c.ShouldBindQuery(&transactionAmountsReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionAmountsHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
requestItems, err := transactionAmountsReq.GetTransactionAmountsRequestItems()
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionAmountsHandler] get request item failed, because %s", err.Error())
return nil, errs.ErrQueryItemsInvalid
}
if len(requestItems) < 1 {
log.WarnfWithRequestId(c, "[transactions.TransactionAmountsHandler] parse request failed, because there are no valid items")
return nil, errs.ErrQueryItemsEmpty
}
if len(requestItems) > 20 {
log.WarnfWithRequestId(c, "[transactions.TransactionAmountsHandler] parse request failed, because there are too many items")
return nil, errs.ErrQueryItemsTooMuch
}
uid := c.GetCurrentUid()
accounts, err := a.accounts.GetAllAccountsByUid(c, uid)
accountMap := a.accounts.GetAccountMapByList(accounts)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionAmountsHandler] failed to get all accounts for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
amountsResp := orderedmap.New[string, *models.TransactionAmountsResponseItem]()
for i := 0; i < len(requestItems); i++ {
requestItem := requestItems[i]
incomeAmounts, expenseAmounts, err := a.transactions.GetAccountsTotalIncomeAndExpense(c, uid, requestItem.StartTime, requestItem.EndTime)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionAmountsHandler] failed to get transaction amounts item for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
amountsMap := make(map[string]*models.TransactionAmountsResponseItemAmountInfo)
for accountId, incomeAmount := range incomeAmounts {
account, exists := accountMap[accountId]
if !exists {
log.WarnfWithRequestId(c, "[transactions.TransactionAmountsHandler] cannot find account for account \"id:%d\" of user \"uid:%d\"", accountId, uid)
continue
}
totalAmounts, exists := amountsMap[account.Currency]
if !exists {
totalAmounts = &models.TransactionAmountsResponseItemAmountInfo{
Currency: account.Currency,
IncomeAmount: 0,
ExpenseAmount: 0,
}
}
totalAmounts.IncomeAmount += incomeAmount
amountsMap[account.Currency] = totalAmounts
}
for accountId, expenseAmount := range expenseAmounts {
account, exists := accountMap[accountId]
if !exists {
log.WarnfWithRequestId(c, "[transactions.TransactionAmountsHandler] cannot find account for account \"id:%d\" of user \"uid:%d\"", accountId, uid)
continue
}
totalAmounts, exists := amountsMap[account.Currency]
if !exists {
totalAmounts = &models.TransactionAmountsResponseItemAmountInfo{
Currency: account.Currency,
IncomeAmount: 0,
ExpenseAmount: 0,
}
}
totalAmounts.ExpenseAmount += expenseAmount
amountsMap[account.Currency] = totalAmounts
}
allTotalAmounts := make(models.TransactionAmountsResponseItemAmountInfoSlice, 0)
for _, totalAmounts := range amountsMap {
allTotalAmounts = append(allTotalAmounts, totalAmounts)
}
sort.Sort(allTotalAmounts)
amountsResp.Set(requestItem.Name, &models.TransactionAmountsResponseItem{
StartTime: requestItem.StartTime,
EndTime: requestItem.EndTime,
Amounts: allTotalAmounts,
})
}
return amountsResp, nil
}
// TransactionMonthAmountsHandler returns every month transaction amounts of current user
func (a *TransactionsApi) TransactionMonthAmountsHandler(c *core.Context) (any, *errs.Error) {
var transactionAmountsReq models.TransactionMonthAmountsRequest
err := c.ShouldBindQuery(&transactionAmountsReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
utcOffset, err := c.GetClientTimezoneOffset()
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] cannot get client timezone offset, because %s", err.Error())
return nil, errs.ErrClientTimezoneOffsetInvalid
}
startTime, endTime, err := transactionAmountsReq.GetStartTimeAndEndTime(utcOffset)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] parse request start or end date failed, because %s", err.Error())
return nil, errs.ErrParameterInvalid
}
uid := c.GetCurrentUid()
accounts, err := a.accounts.GetAllAccountsByUid(c, uid)
accountMap := a.accounts.GetAccountMapByList(accounts)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] failed to get all accounts for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
totalAmounts, err := a.transactions.GetAccountsMonthTotalIncomeAndExpense(c, uid, startTime, endTime, pageCountForLoadTransactionAmounts)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] failed to get accounts month total income and expense for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
amountsMap := make(map[string]map[string]*models.TransactionAmountsResponseItemAmountInfo)
for yearMonth, monthAccountsAmounts := range totalAmounts {
for accountId, monthAccountAmounts := range monthAccountsAmounts {
account, exists := accountMap[accountId]
if !exists {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] cannot find account for account \"id:%d\" of user \"uid:%d\"", accountId, uid)
continue
}
monthTotalAmounts, exists := amountsMap[yearMonth]
if !exists {
monthTotalAmounts = make(map[string]*models.TransactionAmountsResponseItemAmountInfo)
amountsMap[yearMonth] = monthTotalAmounts
}
monthTotalAmount, exists := monthTotalAmounts[account.Currency]
if !exists {
monthTotalAmount = &models.TransactionAmountsResponseItemAmountInfo{
Currency: account.Currency,
IncomeAmount: 0,
ExpenseAmount: 0,
}
}
monthTotalAmount.IncomeAmount += monthAccountAmounts.TotalIncomeAmount
monthTotalAmount.ExpenseAmount += monthAccountAmounts.TotalExpenseAmount
monthTotalAmounts[account.Currency] = monthTotalAmount
}
}
amountsResp := make(models.TransactionMonthAmountsResponseItemSlice, 0)
for yearMonth, monthTotalAmounts := range amountsMap {
yearMonthItems := strings.Split(yearMonth, "-")
year, err := utils.StringToInt32(yearMonthItems[0])
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] cannot get year from year-month item \"%s\" for user \"uid:%d\"", yearMonth, uid)
continue
}
month, err := utils.StringToInt32(yearMonthItems[1])
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionMonthAmountsHandler] cannot get month from year-month item \"%s\" for user \"uid:%d\"", yearMonth, uid)
continue
}
amounts := make(models.TransactionAmountsResponseItemAmountInfoSlice, 0, len(monthTotalAmounts))
for _, monthTotalAmount := range monthTotalAmounts {
amounts = append(amounts, monthTotalAmount)
}
sort.Sort(amounts)
amountsResp = append(amountsResp, &models.TransactionMonthAmountsResponseItem{
Year: year,
Month: month,
Amounts: amounts,
})
}
sort.Sort(amountsResp)
return amountsResp, nil
}
// TransactionGetHandler returns one specific transaction of current user
func (a *TransactionsApi) TransactionGetHandler(c *core.Context) (any, *errs.Error) {
var transactionGetReq models.TransactionGetRequest
err := c.ShouldBindQuery(&transactionGetReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionGetHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
utcOffset, err := c.GetClientTimezoneOffset()
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionGetHandler] cannot get client timezone offset, because %s", err.Error())
return nil, errs.ErrClientTimezoneOffsetInvalid
}
uid := c.GetCurrentUid()
user, err := a.users.GetUserById(c, uid)
if err != nil {
if !errs.IsCustomError(err) {
log.ErrorfWithRequestId(c, "[transactions.TransactionGetHandler] failed to get user, because %s", err.Error())
}
return nil, errs.ErrUserNotFound
}
transaction, err := a.transactions.GetTransactionByTransactionId(c, uid, transactionGetReq.Id)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionGetHandler] failed to get transaction \"id:%d\" for user \"uid:%d\", because %s", transactionGetReq.Id, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_IN {
transaction = a.transactions.GetRelatedTransferTransaction(transaction)
}
accountIds := make([]int64, 0, 2)
accountIds = append(accountIds, transaction.AccountId)
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_OUT {
accountIds = append(accountIds, transaction.RelatedAccountId)
accountIds = utils.ToUniqueInt64Slice(accountIds)
}
accountMap, err := a.accounts.GetAccountsByAccountIds(c, uid, accountIds)
if _, exists := accountMap[transaction.AccountId]; !exists {
log.WarnfWithRequestId(c, "[transactions.TransactionGetHandler] account of transaction \"id:%d\" does not exist for user \"uid:%d\"", transaction.TransactionId, uid)
return nil, errs.ErrTransactionNotFound
}
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_OUT {
if _, exists := accountMap[transaction.RelatedAccountId]; !exists {
log.WarnfWithRequestId(c, "[transactions.TransactionGetHandler] related account of transaction \"id:%d\" does not exist for user \"uid:%d\"", transaction.TransactionId, uid)
return nil, errs.ErrTransactionNotFound
}
}
allTransactionTagIds, err := a.transactionTags.GetAllTagIdsOfTransactions(c, uid, []int64{transaction.TransactionId})
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionGetHandler] failed to get transactions tag ids for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
var category *models.TransactionCategory
var tagMap map[int64]*models.TransactionTag
if !transactionGetReq.TrimCategory {
category, err = a.transactionCategories.GetCategoryByCategoryId(c, uid, transaction.CategoryId)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionGetHandler] failed to get transactions category for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
}
if !transactionGetReq.TrimTag {
tagMap, err = a.transactionTags.GetTagsByTagIds(c, uid, utils.ToUniqueInt64Slice(a.getTransactionTagIds(allTransactionTagIds)))
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionGetHandler] failed to get transactions tags for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
}
transactionEditable := transaction.IsEditable(user, utcOffset, accountMap[transaction.AccountId], accountMap[transaction.RelatedAccountId])
transactionTagIds := allTransactionTagIds[transaction.TransactionId]
transactionResp := transaction.ToTransactionInfoResponse(transactionTagIds, transactionEditable)
if !transactionGetReq.TrimAccount {
if sourceAccount := accountMap[transaction.AccountId]; sourceAccount != nil {
transactionResp.SourceAccount = sourceAccount.ToAccountInfoResponse()
}
if destinationAccount := accountMap[transaction.RelatedAccountId]; destinationAccount != nil {
transactionResp.DestinationAccount = destinationAccount.ToAccountInfoResponse()
}
}
if !transactionGetReq.TrimCategory {
if category != nil {
transactionResp.Category = category.ToTransactionCategoryInfoResponse()
}
}
if !transactionGetReq.TrimTag {
transactionResp.Tags = a.getTransactionTagInfoResponses(transactionTagIds, tagMap)
}
return transactionResp, nil
}
// TransactionCreateHandler saves a new transaction by request parameters for current user
func (a *TransactionsApi) TransactionCreateHandler(c *core.Context) (any, *errs.Error) {
var transactionCreateReq models.TransactionCreateRequest
err := c.ShouldBindJSON(&transactionCreateReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
tagIds, err := utils.StringArrayToInt64Array(transactionCreateReq.TagIds)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] parse tag ids failed, because %s", err.Error())
return nil, errs.ErrTransactionTagIdInvalid
}
if transactionCreateReq.Type < models.TRANSACTION_TYPE_MODIFY_BALANCE || transactionCreateReq.Type > models.TRANSACTION_TYPE_TRANSFER {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] transaction type is invalid")
return nil, errs.ErrTransactionTypeInvalid
}
if transactionCreateReq.Type == models.TRANSACTION_TYPE_MODIFY_BALANCE && transactionCreateReq.CategoryId > 0 {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] balance modification transaction cannot set category id")
return nil, errs.ErrBalanceModificationTransactionCannotSetCategory
}
if transactionCreateReq.Type != models.TRANSACTION_TYPE_TRANSFER && transactionCreateReq.DestinationAccountId != 0 {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] non-transfer transaction destination account cannot be set")
return nil, errs.ErrTransactionDestinationAccountCannotBeSet
} else if transactionCreateReq.Type == models.TRANSACTION_TYPE_TRANSFER && transactionCreateReq.SourceAccountId == transactionCreateReq.DestinationAccountId {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] transfer transaction source account must not be destination account")
return nil, errs.ErrTransactionSourceAndDestinationIdCannotBeEqual
}
if transactionCreateReq.Type != models.TRANSACTION_TYPE_TRANSFER && transactionCreateReq.DestinationAmount != 0 {
log.WarnfWithRequestId(c, "[transactions.TransactionCreateHandler] non-transfer transaction destination amount cannot be set")
return nil, errs.ErrTransactionDestinationAmountCannotBeSet
}
uid := c.GetCurrentUid()
user, err := a.users.GetUserById(c, uid)
if err != nil {
if !errs.IsCustomError(err) {
log.ErrorfWithRequestId(c, "[transactions.TransactionCreateHandler] failed to get user, because %s", err.Error())
}
return nil, errs.ErrUserNotFound
}
transaction := a.createNewTransactionModel(uid, &transactionCreateReq, c.ClientIP())
transactionEditable := user.CanEditTransactionByTransactionTime(transaction.TransactionTime, transactionCreateReq.UtcOffset)
if !transactionEditable {
return nil, errs.ErrCannotCreateTransactionWithThisTransactionTime
}
err = a.transactions.CreateTransaction(c, transaction, tagIds)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionCreateHandler] failed to create transaction \"id:%d\" for user \"uid:%d\", because %s", transaction.TransactionId, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
log.InfofWithRequestId(c, "[transactions.TransactionCreateHandler] user \"uid:%d\" has created a new transaction \"id:%d\" successfully", uid, transaction.TransactionId)
transactionResp := transaction.ToTransactionInfoResponse(tagIds, transactionEditable)
return transactionResp, nil
}
// TransactionModifyHandler saves an existed transaction by request parameters for current user
func (a *TransactionsApi) TransactionModifyHandler(c *core.Context) (any, *errs.Error) {
var transactionModifyReq models.TransactionModifyRequest
err := c.ShouldBindJSON(&transactionModifyReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionModifyHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
tagIds, err := utils.StringArrayToInt64Array(transactionModifyReq.TagIds)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionModifyHandler] parse tag ids failed, because %s", err.Error())
return nil, errs.ErrTransactionTagIdInvalid
}
uid := c.GetCurrentUid()
user, err := a.users.GetUserById(c, uid)
if err != nil {
if !errs.IsCustomError(err) {
log.ErrorfWithRequestId(c, "[transactions.TransactionModifyHandler] failed to get user, because %s", err.Error())
}
return nil, errs.ErrUserNotFound
}
transaction, err := a.transactions.GetTransactionByTransactionId(c, uid, transactionModifyReq.Id)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionModifyHandler] failed to get transaction \"id:%d\" for user \"uid:%d\", because %s", transactionModifyReq.Id, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_IN {
log.WarnfWithRequestId(c, "[transactions.TransactionModifyHandler] cannot modify transaction \"id:%d\" for user \"uid:%d\", because transaction type is transfer in", transactionModifyReq.Id, uid)
return nil, errs.ErrTransactionTypeInvalid
}
allTransactionTagIds, err := a.transactionTags.GetAllTagIdsOfTransactions(c, uid, []int64{transaction.TransactionId})
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionModifyHandler] failed to get transactions tag ids for user \"uid:%d\", because %s", uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
transactionTagIds := allTransactionTagIds[transaction.TransactionId]
if transactionTagIds == nil {
transactionTagIds = make([]int64, 0, 0)
}
newTransaction := &models.Transaction{
TransactionId: transaction.TransactionId,
Uid: uid,
CategoryId: transactionModifyReq.CategoryId,
TransactionTime: utils.GetMinTransactionTimeFromUnixTime(transactionModifyReq.Time),
TimezoneUtcOffset: transactionModifyReq.UtcOffset,
AccountId: transactionModifyReq.SourceAccountId,
Amount: transactionModifyReq.SourceAmount,
HideAmount: transactionModifyReq.HideAmount,
Comment: transactionModifyReq.Comment,
}
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_OUT {
newTransaction.RelatedAccountId = transactionModifyReq.DestinationAccountId
newTransaction.RelatedAccountAmount = transactionModifyReq.DestinationAmount
}
if transactionModifyReq.GeoLocation != nil {
newTransaction.GeoLongitude = transactionModifyReq.GeoLocation.Longitude
newTransaction.GeoLatitude = transactionModifyReq.GeoLocation.Latitude
}
if newTransaction.CategoryId == transaction.CategoryId &&
utils.GetUnixTimeFromTransactionTime(newTransaction.TransactionTime) == utils.GetUnixTimeFromTransactionTime(transaction.TransactionTime) &&
newTransaction.TimezoneUtcOffset == transaction.TimezoneUtcOffset &&
newTransaction.AccountId == transaction.AccountId &&
newTransaction.Amount == transaction.Amount &&
(transaction.Type != models.TRANSACTION_DB_TYPE_TRANSFER_OUT || newTransaction.RelatedAccountId == transaction.RelatedAccountId) &&
(transaction.Type != models.TRANSACTION_DB_TYPE_TRANSFER_OUT || newTransaction.RelatedAccountAmount == transaction.RelatedAccountAmount) &&
newTransaction.HideAmount == transaction.HideAmount &&
newTransaction.Comment == transaction.Comment &&
newTransaction.GeoLongitude == transaction.GeoLongitude &&
newTransaction.GeoLatitude == transaction.GeoLatitude &&
utils.Int64SliceEquals(tagIds, transactionTagIds) {
return nil, errs.ErrNothingWillBeUpdated
}
var addTransactionTagIds []int64
var removeTransactionTagIds []int64
if !utils.Int64SliceEquals(tagIds, transactionTagIds) {
removeTransactionTagIds = transactionTagIds
addTransactionTagIds = tagIds
}
transactionEditable := user.CanEditTransactionByTransactionTime(transaction.TransactionTime, transaction.TimezoneUtcOffset)
newTransactionEditable := user.CanEditTransactionByTransactionTime(newTransaction.TransactionTime, transactionModifyReq.UtcOffset)
if !transactionEditable || !newTransactionEditable {
return nil, errs.ErrCannotModifyTransactionWithThisTransactionTime
}
err = a.transactions.ModifyTransaction(c, newTransaction, addTransactionTagIds, removeTransactionTagIds)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionModifyHandler] failed to update transaction \"id:%d\" for user \"uid:%d\", because %s", transactionModifyReq.Id, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
log.InfofWithRequestId(c, "[transactions.TransactionModifyHandler] user \"uid:%d\" has updated transaction \"id:%d\" successfully", uid, transactionModifyReq.Id)
newTransaction.Type = transaction.Type
newTransactionResp := newTransaction.ToTransactionInfoResponse(tagIds, transactionEditable)
return newTransactionResp, nil
}
// TransactionDeleteHandler deletes an existed transaction by request parameters for current user
func (a *TransactionsApi) TransactionDeleteHandler(c *core.Context) (any, *errs.Error) {
var transactionDeleteReq models.TransactionDeleteRequest
err := c.ShouldBindJSON(&transactionDeleteReq)
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionDeleteHandler] parse request failed, because %s", err.Error())
return nil, errs.NewIncompleteOrIncorrectSubmissionError(err)
}
utcOffset, err := c.GetClientTimezoneOffset()
if err != nil {
log.WarnfWithRequestId(c, "[transactions.TransactionDeleteHandler] cannot get client timezone offset, because %s", err.Error())
return nil, errs.ErrClientTimezoneOffsetInvalid
}
uid := c.GetCurrentUid()
user, err := a.users.GetUserById(c, uid)
if err != nil {
if !errs.IsCustomError(err) {
log.ErrorfWithRequestId(c, "[transactions.TransactionDeleteHandler] failed to get user, because %s", err.Error())
}
return nil, errs.ErrUserNotFound
}
transaction, err := a.transactions.GetTransactionByTransactionId(c, uid, transactionDeleteReq.Id)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionDeleteHandler] failed to get transaction \"id:%d\" for user \"uid:%d\", because %s", transactionDeleteReq.Id, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_IN {
log.WarnfWithRequestId(c, "[transactions.TransactionDeleteHandler] cannot delete transaction \"id:%d\" for user \"uid:%d\", because transaction type is transfer in", transactionDeleteReq.Id, uid)
return nil, errs.ErrTransactionTypeInvalid
}
transactionEditable := user.CanEditTransactionByTransactionTime(transaction.TransactionTime, utcOffset)
if !transactionEditable {
return nil, errs.ErrCannotDeleteTransactionWithThisTransactionTime
}
err = a.transactions.DeleteTransaction(c, uid, transactionDeleteReq.Id)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.TransactionDeleteHandler] failed to delete transaction \"id:%d\" for user \"uid:%d\", because %s", transactionDeleteReq.Id, uid, err.Error())
return nil, errs.Or(err, errs.ErrOperationFailed)
}
log.InfofWithRequestId(c, "[transactions.TransactionDeleteHandler] user \"uid:%d\" has deleted transaction \"id:%d\"", uid, transactionDeleteReq.Id)
return true, nil
}
func (a *TransactionsApi) filterTransactions(c *core.Context, uid int64, transactions []*models.Transaction, accountMap map[int64]*models.Account) []*models.Transaction {
finalTransactions := make([]*models.Transaction, 0, len(transactions))
for i := 0; i < len(transactions); i++ {
transaction := transactions[i]
if _, exists := accountMap[transaction.AccountId]; !exists {
log.WarnfWithRequestId(c, "[transactions.filterTransactions] account of transaction \"id:%d\" does not exist for user \"uid:%d\"", transaction.TransactionId, uid)
continue
}
if transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_IN || transaction.Type == models.TRANSACTION_DB_TYPE_TRANSFER_OUT {
if _, exists := accountMap[transaction.RelatedAccountId]; !exists {
log.WarnfWithRequestId(c, "[transactions.filterTransactions] related account of transaction \"id:%d\" does not exist for user \"uid:%d\"", transaction.TransactionId, uid)
continue
}
}
finalTransactions = append(finalTransactions, transaction)
}
return finalTransactions
}
func (a *TransactionsApi) getAccountOrSubAccountIds(c *core.Context, accountId int64, uid int64) ([]int64, error) {
var allAccountIds []int64
if accountId > 0 {
allSubAccounts, err := a.accounts.GetSubAccountsByAccountId(c, uid, accountId)
if err != nil {
return nil, err
}
if len(allSubAccounts) > 0 {
for i := 0; i < len(allSubAccounts); i++ {
allAccountIds = append(allAccountIds, allSubAccounts[i].AccountId)
}
} else {
allAccountIds = append(allAccountIds, accountId)
}
}
return allAccountIds, nil
}
func (a *TransactionsApi) getCategoryOrSubCategoryIds(c *core.Context, categoryId int64, uid int64) ([]int64, error) {
var allCategoryIds []int64
if categoryId > 0 {
allSubCategories, err := a.transactionCategories.GetAllCategoriesByUid(c, uid, 0, categoryId)
if err != nil {
return nil, err
}
if len(allSubCategories) > 0 {
for i := 0; i < len(allSubCategories); i++ {
allCategoryIds = append(allCategoryIds, allSubCategories[i].CategoryId)
}
} else {
allCategoryIds = append(allCategoryIds, categoryId)
}
}
return allCategoryIds, nil
}
func (a *TransactionsApi) getTransactionTagIds(allTransactionTagIds map[int64][]int64) []int64 {
allTagIds := make([]int64, 0, len(allTransactionTagIds))
for _, tagIds := range allTransactionTagIds {
allTagIds = append(allTagIds, tagIds...)
}
return allTagIds
}
func (a *TransactionsApi) getTransactionTagInfoResponses(tagIds []int64, allTransactionTags map[int64]*models.TransactionTag) []*models.TransactionTagInfoResponse {
allTags := make([]*models.TransactionTagInfoResponse, 0, len(tagIds))
for i := 0; i < len(tagIds); i++ {
tag := allTransactionTags[tagIds[i]]
if tag == nil {
continue
}
allTags = append(allTags, tag.ToTransactionTagInfoResponse())
}
return allTags
}
func (a *TransactionsApi) getTransactionListResult(c *core.Context, user *models.User, transactions []*models.Transaction, utcOffset int16, trimAccount bool, trimCategory bool, trimTag bool) (models.TransactionInfoResponseSlice, error) {
uid := user.Uid
transactionIds := make([]int64, len(transactions))
accountIds := make([]int64, 0, len(transactions)*2)
categoryIds := make([]int64, 0, len(transactions))
for i := 0; i < len(transactions); i++ {
transactionId := transactions[i].TransactionId
if transactions[i].Type == models.TRANSACTION_DB_TYPE_TRANSFER_IN {
transactionId = transactions[i].RelatedId
}
transactionIds[i] = transactionId
accountIds = append(accountIds, transactions[i].AccountId)
if transactions[i].Type == models.TRANSACTION_DB_TYPE_TRANSFER_IN || transactions[i].Type == models.TRANSACTION_DB_TYPE_TRANSFER_OUT {
accountIds = append(accountIds, transactions[i].RelatedAccountId)
}
categoryIds = append(categoryIds, transactions[i].CategoryId)
}
allAccounts, err := a.accounts.GetAccountsByAccountIds(c, uid, utils.ToUniqueInt64Slice(accountIds))
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.getTransactionListResult] failed to get accounts for user \"uid:%d\", because %s", uid, err.Error())
return nil, err
}
transactions = a.filterTransactions(c, uid, transactions, allAccounts)
allTransactionTagIds, err := a.transactionTags.GetAllTagIdsOfTransactions(c, uid, transactionIds)
if err != nil {
log.ErrorfWithRequestId(c, "[transactions.getTransactionListResult] failed to get transactions tag ids for user \"uid:%d\", because %s", uid, err.Error())
return nil, err
}
var categoryMap map[int64]*models.TransactionCategory
var tagMap map[int64]*models.TransactionTag
if !trimCategory {
categoryMap, err = a.transactionCategories.GetCategoriesByCategoryIds(c, uid, utils.ToUniqueInt64Slice(categoryIds))