Move accounts to store

This commit is contained in:
Aaron Lindsay 2017-12-07 20:47:55 -05:00
parent bec5152e53
commit 3326c3b292
11 changed files with 211 additions and 183 deletions

View File

@ -3,44 +3,23 @@ package handlers
import (
"errors"
"github.com/aclindsa/moneygo/internal/models"
"github.com/aclindsa/moneygo/internal/store"
"github.com/aclindsa/moneygo/internal/store/db"
"log"
"net/http"
)
func GetAccount(tx *db.Tx, accountid int64, userid int64) (*models.Account, error) {
var a models.Account
err := tx.SelectOne(&a, "SELECT * from accounts where UserId=? AND AccountId=?", userid, accountid)
if err != nil {
return nil, err
}
return &a, nil
}
func GetAccounts(tx *db.Tx, userid int64) (*[]models.Account, error) {
var accounts []models.Account
_, err := tx.Select(&accounts, "SELECT * from accounts where UserId=?", userid)
if err != nil {
return nil, err
}
return &accounts, nil
}
// Get (and attempt to create if it doesn't exist). Matches on UserId,
// SecurityId, Type, Name, and ParentAccountId
func GetCreateAccount(tx *db.Tx, a models.Account) (*models.Account, error) {
var accounts []models.Account
var account models.Account
// Try to find the top-level trading account
_, err := tx.Select(&accounts, "SELECT * from accounts where UserId=? AND SecurityId=? AND Type=? AND Name=? AND ParentAccountId=? ORDER BY AccountId ASC LIMIT 1", a.UserId, a.SecurityId, a.Type, a.Name, a.ParentAccountId)
accounts, err := tx.FindMatchingAccounts(&a)
if err != nil {
return nil, err
}
if len(accounts) == 1 {
account = accounts[0]
if len(*accounts) > 0 {
account = *(*accounts)[0]
} else {
account.UserId = a.UserId
account.SecurityId = a.SecurityId
@ -143,120 +122,6 @@ func GetImbalanceAccount(tx *db.Tx, userid int64, securityid int64) (*models.Acc
return a, nil
}
type ParentAccountMissingError struct{}
func (pame ParentAccountMissingError) Error() string {
return "Parent account missing"
}
type TooMuchNestingError struct{}
func (tmne TooMuchNestingError) Error() string {
return "Too much nesting"
}
type CircularAccountsError struct{}
func (cae CircularAccountsError) Error() string {
return "Would result in circular account relationship"
}
func insertUpdateAccount(tx *db.Tx, a *models.Account, insert bool) error {
found := make(map[int64]bool)
if !insert {
found[a.AccountId] = true
}
parentid := a.ParentAccountId
depth := 0
for parentid != -1 {
depth += 1
if depth > 100 {
return TooMuchNestingError{}
}
var a models.Account
err := tx.SelectOne(&a, "SELECT * from accounts where AccountId=?", parentid)
if err != nil {
return ParentAccountMissingError{}
}
// Insertion by itself can never result in circular dependencies
if insert {
break
}
found[parentid] = true
parentid = a.ParentAccountId
if _, ok := found[parentid]; ok {
return CircularAccountsError{}
}
}
if insert {
err := tx.Insert(a)
if err != nil {
return err
}
} else {
oldacct, err := GetAccount(tx, a.AccountId, a.UserId)
if err != nil {
return err
}
a.AccountVersion = oldacct.AccountVersion + 1
count, err := tx.Update(a)
if err != nil {
return err
}
if count != 1 {
return errors.New("Updated more than one account")
}
}
return nil
}
func InsertAccount(tx *db.Tx, a *models.Account) error {
return insertUpdateAccount(tx, a, true)
}
func UpdateAccount(tx *db.Tx, a *models.Account) error {
return insertUpdateAccount(tx, a, false)
}
func DeleteAccount(tx *db.Tx, a *models.Account) error {
if a.ParentAccountId != -1 {
// Re-parent splits to this account's parent account if this account isn't a root account
_, err := tx.Exec("UPDATE splits SET AccountId=? WHERE AccountId=?", a.ParentAccountId, a.AccountId)
if err != nil {
return err
}
} else {
// Delete splits if this account is a root account
_, err := tx.Exec("DELETE FROM splits WHERE AccountId=?", a.AccountId)
if err != nil {
return err
}
}
// Re-parent child accounts to this account's parent account
_, err := tx.Exec("UPDATE accounts SET ParentAccountId=? WHERE ParentAccountId=?", a.ParentAccountId, a.AccountId)
if err != nil {
return err
}
count, err := tx.Delete(a)
if err != nil {
return err
}
if count != 1 {
return errors.New("Was going to delete more than one account")
}
return nil
}
func AccountHandler(r *http.Request, context *Context) ResponseWriterWriter {
user, err := GetUserFromSession(context.Tx, r)
if err != nil {
@ -289,9 +154,9 @@ func AccountHandler(r *http.Request, context *Context) ResponseWriterWriter {
return NewError(3 /*Invalid Request*/)
}
err = InsertAccount(context.Tx, &account)
err = context.Tx.InsertAccount(&account)
if err != nil {
if _, ok := err.(ParentAccountMissingError); ok {
if _, ok := err.(store.ParentAccountMissingError); ok {
return NewError(3 /*Invalid Request*/)
} else {
log.Print(err)
@ -304,7 +169,7 @@ func AccountHandler(r *http.Request, context *Context) ResponseWriterWriter {
if context.LastLevel() {
//Return all Accounts
var al models.AccountList
accounts, err := GetAccounts(context.Tx, user.UserId)
accounts, err := context.Tx.GetAccounts(user.UserId)
if err != nil {
log.Print(err)
return NewError(999 /*Internal Error*/)
@ -320,7 +185,7 @@ func AccountHandler(r *http.Request, context *Context) ResponseWriterWriter {
if context.LastLevel() {
// Return Account with this Id
account, err := GetAccount(context.Tx, accountid, user.UserId)
account, err := context.Tx.GetAccount(accountid, user.UserId)
if err != nil {
return NewError(3 /*Invalid Request*/)
}
@ -354,11 +219,11 @@ func AccountHandler(r *http.Request, context *Context) ResponseWriterWriter {
return NewError(3 /*Invalid Request*/)
}
err = UpdateAccount(context.Tx, &account)
err = context.Tx.UpdateAccount(&account)
if err != nil {
if _, ok := err.(ParentAccountMissingError); ok {
if _, ok := err.(store.ParentAccountMissingError); ok {
return NewError(3 /*Invalid Request*/)
} else if _, ok := err.(CircularAccountsError); ok {
} else if _, ok := err.(store.CircularAccountsError); ok {
return NewError(3 /*Invalid Request*/)
} else {
log.Print(err)
@ -368,12 +233,12 @@ func AccountHandler(r *http.Request, context *Context) ResponseWriterWriter {
return &account
} else if r.Method == "DELETE" {
account, err := GetAccount(context.Tx, accountid, user.UserId)
account, err := context.Tx.GetAccount(accountid, user.UserId)
if err != nil {
return NewError(3 /*Invalid Request*/)
}
err = DeleteAccount(context.Tx, account)
err = context.Tx.DeleteAccount(account)
if err != nil {
log.Print(err)
return NewError(999 /*Internal Error*/)

View File

@ -29,14 +29,14 @@ func luaContextGetAccounts(L *lua.LState) (map[int64]*models.Account, error) {
return nil, errors.New("Couldn't find User in lua's Context")
}
accounts, err := GetAccounts(tx, user.UserId)
accounts, err := tx.GetAccounts(user.UserId)
if err != nil {
return nil, err
}
account_map = make(map[int64]*models.Account)
for i := range *accounts {
account_map[(*accounts)[i].AccountId] = &(*accounts)[i]
account_map[(*accounts)[i].AccountId] = (*accounts)[i]
}
ctx = context.WithValue(ctx, accountsContextKey, account_map)

View File

@ -38,13 +38,13 @@ func TestImportGnucash(t *testing.T) {
}
for i, account := range *accounts.Accounts {
if account.Name == "Income" && account.Type == models.Income && account.ParentAccountId == -1 {
income = &(*accounts.Accounts)[i]
income = (*accounts.Accounts)[i]
} else if account.Name == "Equity" && account.Type == models.Equity && account.ParentAccountId == -1 {
equity = &(*accounts.Accounts)[i]
equity = (*accounts.Accounts)[i]
} else if account.Name == "Liabilities" && account.Type == models.Liability && account.ParentAccountId == -1 {
liabilities = &(*accounts.Accounts)[i]
liabilities = (*accounts.Accounts)[i]
} else if account.Name == "Expenses" && account.Type == models.Expense && account.ParentAccountId == -1 {
expenses = &(*accounts.Accounts)[i]
expenses = (*accounts.Accounts)[i]
}
}
if income == nil {
@ -61,15 +61,15 @@ func TestImportGnucash(t *testing.T) {
}
for i, account := range *accounts.Accounts {
if account.Name == "Salary" && account.Type == models.Income && account.ParentAccountId == income.AccountId {
salary = &(*accounts.Accounts)[i]
salary = (*accounts.Accounts)[i]
} else if account.Name == "Opening Balances" && account.Type == models.Equity && account.ParentAccountId == equity.AccountId {
openingbalances = &(*accounts.Accounts)[i]
openingbalances = (*accounts.Accounts)[i]
} else if account.Name == "Credit Card" && account.Type == models.Liability && account.ParentAccountId == liabilities.AccountId {
creditcard = &(*accounts.Accounts)[i]
creditcard = (*accounts.Accounts)[i]
} else if account.Name == "Groceries" && account.Type == models.Expense && account.ParentAccountId == expenses.AccountId {
groceries = &(*accounts.Accounts)[i]
groceries = (*accounts.Accounts)[i]
} else if account.Name == "Cable" && account.Type == models.Expense && account.ParentAccountId == expenses.AccountId {
cable = &(*accounts.Accounts)[i]
cable = (*accounts.Accounts)[i]
}
}
if salary == nil {

View File

@ -39,7 +39,7 @@ func ofxImportHelper(tx *db.Tx, r io.Reader, user *models.User, accountid int64)
}
// Return Account with this Id
account, err := GetAccount(tx, accountid, user.UserId)
account, err := tx.GetAccount(accountid, user.UserId)
if err != nil {
log.Print(err)
return NewError(3 /*Invalid Request*/)
@ -218,7 +218,7 @@ func OFXImportHandler(context *Context, r *http.Request, user *models.User, acco
return NewError(3 /*Invalid Request*/)
}
account, err := GetAccount(context.Tx, accountid, user.UserId)
account, err := context.Tx.GetAccount(accountid, user.UserId)
if err != nil {
return NewError(3 /*Invalid Request*/)
}

View File

@ -83,7 +83,7 @@ func findAccount(client *http.Client, name string, tipe models.AccountType, secu
}
for _, account := range *accounts.Accounts {
if account.Name == name && account.Type == tipe && account.SecurityId == securityid {
return &account, nil
return account, nil
}
}
return nil, fmt.Errorf("Unable to find account: \"%s\"", name)

View File

@ -5,6 +5,7 @@ package handlers
import (
"errors"
"github.com/aclindsa/moneygo/internal/models"
"github.com/aclindsa/moneygo/internal/store"
"github.com/aclindsa/moneygo/internal/store/db"
"log"
"net/http"
@ -77,7 +78,7 @@ func ImportGetCreateSecurity(tx *db.Tx, userid int64, security *models.Security)
return security, nil
}
securities, err := tx.FindMatchingSecurities(userid, security)
securities, err := tx.FindMatchingSecurities(security)
if err != nil {
return nil, err
}
@ -215,7 +216,7 @@ func SecurityHandler(r *http.Request, context *Context) ResponseWriterWriter {
}
err = context.Tx.DeleteSecurity(security)
if _, ok := err.(db.SecurityInUseError); ok {
if _, ok := err.(store.SecurityInUseError); ok {
return NewError(7 /*In Use Error*/)
} else if err != nil {
log.Print(err)

View File

@ -32,7 +32,7 @@ func GetTransactionImbalances(tx *db.Tx, t *models.Transaction) (map[int64]big.R
if t.Splits[i].AccountId != -1 {
var err error
var account *models.Account
account, err = GetAccount(tx, t.Splits[i].AccountId, t.UserId)
account, err = tx.GetAccount(t.Splits[i].AccountId, t.UserId)
if err != nil {
return nil, err
}
@ -100,7 +100,7 @@ func GetTransactions(tx *db.Tx, userid int64) (*[]models.Transaction, error) {
func incrementAccountVersions(tx *db.Tx, user *models.User, accountids []int64) error {
for i := range accountids {
account, err := GetAccount(tx, accountids[i], user.UserId)
account, err := tx.GetAccount(accountids[i], user.UserId)
if err != nil {
return err
}
@ -297,7 +297,7 @@ func TransactionHandler(r *http.Request, context *Context) ResponseWriterWriter
for i := range transaction.Splits {
transaction.Splits[i].SplitId = -1
_, err := GetAccount(context.Tx, transaction.Splits[i].AccountId, user.UserId)
_, err := context.Tx.GetAccount(transaction.Splits[i].AccountId, user.UserId)
if err != nil {
return NewError(3 /*Invalid Request*/)
}
@ -371,7 +371,7 @@ func TransactionHandler(r *http.Request, context *Context) ResponseWriterWriter
}
for i := range transaction.Splits {
_, err := GetAccount(context.Tx, transaction.Splits[i].AccountId, user.UserId)
_, err := context.Tx.GetAccount(transaction.Splits[i].AccountId, user.UserId)
if err != nil {
return NewError(3 /*Invalid Request*/)
}
@ -518,7 +518,7 @@ func GetAccountTransactions(tx *db.Tx, user *models.User, accountid int64, sort
sqloffset = fmt.Sprintf(" OFFSET %d", page*limit)
}
account, err := GetAccount(tx, accountid, user.UserId)
account, err := tx.GetAccount(accountid, user.UserId)
if err != nil {
return nil, err
}

View File

@ -94,7 +94,7 @@ type Account struct {
}
type AccountList struct {
Accounts *[]Account `json:"accounts"`
Accounts *[]*Account `json:"accounts"`
}
func (a *Account) Write(w http.ResponseWriter) error {

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@ -0,0 +1,133 @@
package db
import (
"errors"
"github.com/aclindsa/moneygo/internal/models"
"github.com/aclindsa/moneygo/internal/store"
)
func (tx *Tx) GetAccount(accountid int64, userid int64) (*models.Account, error) {
var account models.Account
err := tx.SelectOne(&account, "SELECT * from accounts where UserId=? AND AccountId=?", userid, accountid)
if err != nil {
return nil, err
}
return &account, nil
}
func (tx *Tx) GetAccounts(userid int64) (*[]*models.Account, error) {
var accounts []*models.Account
_, err := tx.Select(&accounts, "SELECT * from accounts where UserId=?", userid)
if err != nil {
return nil, err
}
return &accounts, nil
}
func (tx *Tx) FindMatchingAccounts(account *models.Account) (*[]*models.Account, error) {
var accounts []*models.Account
_, err := tx.Select(&accounts, "SELECT * from accounts where UserId=? AND SecurityId=? AND Type=? AND Name=? AND ParentAccountId=? ORDER BY AccountId ASC", account.UserId, account.SecurityId, account.Type, account.Name, account.ParentAccountId)
if err != nil {
return nil, err
}
return &accounts, nil
}
func (tx *Tx) insertUpdateAccount(account *models.Account, insert bool) error {
found := make(map[int64]bool)
if !insert {
found[account.AccountId] = true
}
parentid := account.ParentAccountId
depth := 0
for parentid != -1 {
depth += 1
if depth > 100 {
return store.TooMuchNestingError{}
}
var a models.Account
err := tx.SelectOne(&a, "SELECT * from accounts where AccountId=?", parentid)
if err != nil {
return store.ParentAccountMissingError{}
}
// Insertion by itself can never result in circular dependencies
if insert {
break
}
found[parentid] = true
parentid = a.ParentAccountId
if _, ok := found[parentid]; ok {
return store.CircularAccountsError{}
}
}
if insert {
err := tx.Insert(account)
if err != nil {
return err
}
} else {
oldacct, err := tx.GetAccount(account.AccountId, account.UserId)
if err != nil {
return err
}
account.AccountVersion = oldacct.AccountVersion + 1
count, err := tx.Update(account)
if err != nil {
return err
}
if count != 1 {
return errors.New("Updated more than one account")
}
}
return nil
}
func (tx *Tx) InsertAccount(account *models.Account) error {
return tx.insertUpdateAccount(account, true)
}
func (tx *Tx) UpdateAccount(account *models.Account) error {
return tx.insertUpdateAccount(account, false)
}
func (tx *Tx) DeleteAccount(account *models.Account) error {
if account.ParentAccountId != -1 {
// Re-parent splits to this account's parent account if this account isn't a root account
_, err := tx.Exec("UPDATE splits SET AccountId=? WHERE AccountId=?", account.ParentAccountId, account.AccountId)
if err != nil {
return err
}
} else {
// Delete splits if this account is a root account
_, err := tx.Exec("DELETE FROM splits WHERE AccountId=?", account.AccountId)
if err != nil {
return err
}
}
// Re-parent child accounts to this account's parent account
_, err := tx.Exec("UPDATE accounts SET ParentAccountId=? WHERE ParentAccountId=?", account.ParentAccountId, account.AccountId)
if err != nil {
return err
}
count, err := tx.Delete(account)
if err != nil {
return err
}
if count != 1 {
return errors.New("Was going to delete more than one account")
}
return nil
}

View File

@ -3,16 +3,9 @@ package db
import (
"fmt"
"github.com/aclindsa/moneygo/internal/models"
"github.com/aclindsa/moneygo/internal/store"
)
type SecurityInUseError struct {
message string
}
func (e SecurityInUseError) Error() string {
return e.message
}
func (tx *Tx) GetSecurity(securityid int64, userid int64) (*models.Security, error) {
var s models.Security
@ -33,10 +26,10 @@ func (tx *Tx) GetSecurities(userid int64) (*[]*models.Security, error) {
return &securities, nil
}
func (tx *Tx) FindMatchingSecurities(userid int64, security *models.Security) (*[]*models.Security, error) {
func (tx *Tx) FindMatchingSecurities(security *models.Security) (*[]*models.Security, error) {
var securities []*models.Security
_, err := tx.Select(&securities, "SELECT * from securities where UserId=? AND Type=? AND AlternateId=? AND Preciseness=?", userid, security.Type, security.AlternateId, security.Precision)
_, err := tx.Select(&securities, "SELECT * from securities where UserId=? AND Type=? AND AlternateId=? AND Preciseness=?", security.UserId, security.Type, security.AlternateId, security.Precision)
if err != nil {
return nil, err
}
@ -67,14 +60,14 @@ func (tx *Tx) DeleteSecurity(s *models.Security) error {
accounts, err := tx.SelectInt("SELECT count(*) from accounts where UserId=? and SecurityId=?", s.UserId, s.SecurityId)
if accounts != 0 {
return SecurityInUseError{"One or more accounts still use this security"}
return store.SecurityInUseError{"One or more accounts still use this security"}
}
user, err := tx.GetUser(s.UserId)
if err != nil {
return err
} else if user.DefaultCurrency == s.SecurityId {
return SecurityInUseError{"Cannot delete security which is user's default currency"}
return store.SecurityInUseError{"Cannot delete security which is user's default currency"}
}
// Remove all prices involving this security (either of this security, or

View File

@ -20,15 +20,50 @@ type UserStore interface {
DeleteUser(user *models.User) error
}
type SecurityInUseError struct {
Message string
}
func (e SecurityInUseError) Error() string {
return e.Message
}
type SecurityStore interface {
InsertSecurity(security *models.Security) error
GetSecurity(securityid int64, userid int64) (*models.Security, error)
GetSecurities(userid int64) (*[]*models.Security, error)
FindMatchingSecurities(userid int64, security *models.Security) (*[]*models.Security, error)
FindMatchingSecurities(security *models.Security) (*[]*models.Security, error)
UpdateSecurity(security *models.Security) error
DeleteSecurity(security *models.Security) error
}
type ParentAccountMissingError struct{}
func (pame ParentAccountMissingError) Error() string {
return "Parent account missing"
}
type TooMuchNestingError struct{}
func (tmne TooMuchNestingError) Error() string {
return "Too much account nesting"
}
type CircularAccountsError struct{}
func (cae CircularAccountsError) Error() string {
return "Would result in circular account relationship"
}
type AccountStore interface {
InsertAccount(account *models.Account) error
GetAccount(accountid int64, userid int64) (*models.Account, error)
GetAccounts(userid int64) (*[]*models.Account, error)
FindMatchingAccounts(account *models.Account) (*[]*models.Account, error)
UpdateAccount(account *models.Account) error
DeleteAccount(account *models.Account) error
}
type Tx interface {
Commit() error
Rollback() error
@ -36,6 +71,7 @@ type Tx interface {
SessionStore
UserStore
SecurityStore
AccountStore
}
type Store interface {