Init
This commit is contained in:
commit
f90fdc0598
99 changed files with 15260 additions and 0 deletions
124
service/bill.go
Normal file
124
service/bill.go
Normal file
|
|
@ -0,0 +1,124 @@
|
|||
package service
|
||||
|
||||
import (
|
||||
"cafe/config"
|
||||
"cafe/types"
|
||||
"fmt"
|
||||
"strconv"
|
||||
"time"
|
||||
)
|
||||
|
||||
type (
|
||||
Bill struct {
|
||||
ID uint64 `gorm:"primaryKey" json:"id" validate:"optional"`
|
||||
TableID uint64 `json:"table_id" validate:"required"`
|
||||
Total float32 `json:"total" validate:"required"`
|
||||
CreatedAt int64 `json:"created_at" validate:"optional"`
|
||||
}
|
||||
|
||||
BillItem struct {
|
||||
ID uint64 `gorm:"primaryKey" json:"id" validate:"optional"`
|
||||
BillID uint64 `json:"bill_id" validate:"required"`
|
||||
Description string `json:"description" validate:"required"`
|
||||
Total float32 `json:"total" validate:"required"`
|
||||
Price float32 `json:"price" validate:"required"`
|
||||
Amount uint64 `json:"amount" validate:"required"`
|
||||
ItemType types.ItemType `json:"item_type" validate:"required"`
|
||||
}
|
||||
)
|
||||
|
||||
func DoesBillExist(id string) (Bill, error) {
|
||||
var bill Bill
|
||||
result := config.Cafe.Database.ORM.Limit(1).Find(&bill, id)
|
||||
if result.RowsAffected == 0 {
|
||||
return bill, fmt.Errorf(types.CannotFind.String())
|
||||
}
|
||||
return bill, nil
|
||||
}
|
||||
|
||||
func GetAllBillItems(billId uint64) ([]BillItem, error) {
|
||||
var billItems []BillItem
|
||||
result := config.Cafe.Database.ORM.Where("bill_id = ?", billId).Find(&billItems)
|
||||
if result.RowsAffected == 0 {
|
||||
return billItems, fmt.Errorf(types.CannotFind.String())
|
||||
}
|
||||
return billItems, nil
|
||||
}
|
||||
|
||||
func getDate(year string, month string, day string) (time.Time, error) {
|
||||
yearI, yearErr := strconv.Atoi(year)
|
||||
if yearErr != nil {
|
||||
return time.Time{}, fmt.Errorf("jahr " + types.CannotParse.String())
|
||||
}
|
||||
monthI, monthErr := strconv.Atoi(month)
|
||||
if monthErr != nil {
|
||||
return time.Time{}, fmt.Errorf("monat " + types.CannotParse.String())
|
||||
}
|
||||
dayI, dayErr := strconv.Atoi(day)
|
||||
if dayErr != nil {
|
||||
return time.Time{}, fmt.Errorf("tag " + types.CannotParse.String())
|
||||
}
|
||||
loc, locErr := time.LoadLocation("Local")
|
||||
if locErr != nil {
|
||||
return time.Time{}, fmt.Errorf("timezone " + types.CannotParse.String())
|
||||
}
|
||||
return time.Date(yearI, time.Month(monthI), dayI, 0, 0, 0, 0, loc), nil
|
||||
}
|
||||
|
||||
func GetAllBills(year string, month string, day string) ([]Bill, error) {
|
||||
var bills []Bill
|
||||
today, err := getDate(year, month, day)
|
||||
if err != nil {
|
||||
return bills, err
|
||||
}
|
||||
beginningOfDay := today.Unix()
|
||||
endOfDay := today.Add(23 * time.Hour).Add(59 * time.Minute).Add(59 * time.Second).Unix()
|
||||
config.Cafe.Database.ORM.Where("created_at BETWEEN ? AND ?", beginningOfDay, endOfDay).Order("created_at").Find(&bills)
|
||||
return bills, nil
|
||||
}
|
||||
|
||||
func CreateBill(options GetOrderOptions) (Bill, error) {
|
||||
orders := GetAllOrdersForTable(options)
|
||||
var bill Bill
|
||||
var total float32 = 0
|
||||
for _, order := range orders {
|
||||
total += order.Total
|
||||
}
|
||||
bill.TableID = options.TableId
|
||||
bill.Total = total
|
||||
err := config.Cafe.Database.ORM.Create(&bill).Error
|
||||
if err != nil {
|
||||
return bill, fmt.Errorf(types.CannotCreate.String())
|
||||
}
|
||||
for _, order := range orders {
|
||||
billItem := BillItem{
|
||||
BillID: bill.ID,
|
||||
Description: order.OrderItem.Description,
|
||||
Total: order.Total,
|
||||
Price: order.OrderItem.Price,
|
||||
Amount: order.OrderCount,
|
||||
ItemType: order.OrderItem.ItemType,
|
||||
}
|
||||
config.Cafe.Database.ORM.Create(&billItem)
|
||||
}
|
||||
ordersToDelete := GetAllOrdersForTable(GetOrderOptions{TableId: options.TableId, Grouped: false, Filter: options.Filter})
|
||||
err = config.Cafe.Database.ORM.Delete(&ordersToDelete).Error
|
||||
if err != nil {
|
||||
return bill, fmt.Errorf(types.CannotDelete.String())
|
||||
}
|
||||
LiveCh <- WebSocketMsg{
|
||||
Type: types.DeleteAll,
|
||||
Payload: ordersToDelete,
|
||||
}
|
||||
return bill, nil
|
||||
}
|
||||
|
||||
func DeleteBill(bill *Bill) error {
|
||||
err := config.Cafe.Database.ORM.Delete(bill).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotDelete.String())
|
||||
}
|
||||
billItemsToDelete, _ := GetAllBillItems(bill.ID)
|
||||
config.Cafe.Database.ORM.Delete(&billItemsToDelete)
|
||||
return nil
|
||||
}
|
||||
169
service/order.go
Normal file
169
service/order.go
Normal file
|
|
@ -0,0 +1,169 @@
|
|||
package service
|
||||
|
||||
import (
|
||||
"cafe/config"
|
||||
"cafe/types"
|
||||
"fmt"
|
||||
"time"
|
||||
|
||||
"gorm.io/gorm"
|
||||
)
|
||||
|
||||
type (
|
||||
Order struct {
|
||||
ID uint64 `gorm:"primaryKey" json:"id" validate:"optional"`
|
||||
TableID uint64 `json:"table_id" validate:"required"`
|
||||
OrderItemID uint64 `json:"order_item_id" validate:"required"`
|
||||
OrderItem OrderItem `json:"order_item" validate:"required"`
|
||||
UpdatedAt int64 `json:"updated_at" validate:"optional"`
|
||||
IsServed bool `json:"is_served" default:"false" validate:"required"`
|
||||
Total float32 `json:"total" validate:"required"`
|
||||
OrderCount uint64 `json:"order_count" validate:"required"`
|
||||
}
|
||||
|
||||
OrderItem struct {
|
||||
ID uint64 `gorm:"primaryKey" json:"id" validate:"optional"`
|
||||
ItemType types.ItemType `json:"item_type" validate:"required"`
|
||||
Description string `json:"description" validate:"required"`
|
||||
Price float32 `json:"price" validate:"required"`
|
||||
}
|
||||
|
||||
GetOrderOptions struct {
|
||||
TableId uint64 `json:"table_id"`
|
||||
Grouped bool `json:"grouped"`
|
||||
Filter []string `json:"filter"`
|
||||
}
|
||||
)
|
||||
|
||||
func updateTableUpdatedAt(tx *gorm.DB, o *Order) {
|
||||
var table Table
|
||||
tx.Where("id = ?", o.TableID).First(&table)
|
||||
table.UpdatedAt = time.Now().Unix()
|
||||
tx.Save(&table)
|
||||
}
|
||||
|
||||
func (o *Order) AfterCreate(tx *gorm.DB) (err error) {
|
||||
updateTableUpdatedAt(tx, o)
|
||||
return
|
||||
}
|
||||
|
||||
func (o *Order) AfterDelete(tx *gorm.DB) (err error) {
|
||||
updateTableUpdatedAt(tx, o)
|
||||
return
|
||||
}
|
||||
|
||||
func DoesOrderItemExist(id string) (OrderItem, error) {
|
||||
var orderItem OrderItem
|
||||
result := config.Cafe.Database.ORM.Limit(1).Find(&orderItem, id)
|
||||
if result.RowsAffected == 0 {
|
||||
return orderItem, fmt.Errorf(types.CannotFind.String())
|
||||
}
|
||||
return orderItem, nil
|
||||
}
|
||||
|
||||
func DoesOrderExist(id string) (Order, error) {
|
||||
var order Order
|
||||
result := config.Cafe.Database.ORM.Limit(1).Find(&order, id)
|
||||
if result.RowsAffected == 0 {
|
||||
return order, fmt.Errorf(types.CannotFind.String())
|
||||
}
|
||||
return order, nil
|
||||
}
|
||||
|
||||
func GetAllActiveOrders() []Order {
|
||||
var orders []Order
|
||||
config.Cafe.Database.ORM.Model(&Order{}).Joins("OrderItem").Where("is_served = ?", 0).Order("updated_at").Find(&orders)
|
||||
return orders
|
||||
}
|
||||
|
||||
func GetAllOrdersForTable(options GetOrderOptions) []Order {
|
||||
var orders []Order
|
||||
if options.Grouped {
|
||||
if len(options.Filter) == 0 {
|
||||
config.Cafe.Database.ORM.Model(&Order{}).Joins("OrderItem").Select("table_id, order_item_id, sum(price) as total, count(order_item_id) as order_count").Group("order_item_id").Where("table_id = ?", options.TableId).Order("item_type, description").Find(&orders)
|
||||
} else {
|
||||
config.Cafe.Database.ORM.Model(&Order{}).Find(&orders, options.Filter).Joins("OrderItem").Select("table_id, order_item_id, sum(price) as total, count(order_item_id) as order_count").Group("order_item_id").Where("table_id = ?", options.TableId).Order("item_type, description").Find(&orders)
|
||||
}
|
||||
} else {
|
||||
if len(options.Filter) == 0 {
|
||||
config.Cafe.Database.ORM.Model(&Order{}).Joins("OrderItem").Where("table_id = ?", options.TableId).Order("item_type, description").Find(&orders)
|
||||
} else {
|
||||
config.Cafe.Database.ORM.Model(&Order{}).Find(&orders, options.Filter).Where("table_id = ?", options.TableId).Find(&orders)
|
||||
}
|
||||
}
|
||||
return orders
|
||||
}
|
||||
|
||||
func CreateOrder(order *Order) error {
|
||||
err := config.Cafe.Database.ORM.Create(order).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotCreate.String())
|
||||
}
|
||||
config.Cafe.Database.ORM.Model(&Order{}).Joins("OrderItem").First(order)
|
||||
LiveCh <- WebSocketMsg{
|
||||
Type: types.Create,
|
||||
Payload: []Order{*order},
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func UpdateOrder(old *Order, new *Order) error {
|
||||
err := config.Cafe.Database.ORM.First(old).Updates(new).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotUpdate.String())
|
||||
}
|
||||
if new.IsServed {
|
||||
LiveCh <- WebSocketMsg{
|
||||
Type: types.Delete,
|
||||
Payload: []Order{*new},
|
||||
}
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func DeleteOrder(tableId string, orderItemId string) error {
|
||||
var order Order
|
||||
err := config.Cafe.Database.ORM.Where("table_id = ? AND order_item_id = ?", tableId, orderItemId).Last(&order).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotFind.String())
|
||||
}
|
||||
err = config.Cafe.Database.ORM.Delete(&order).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotDelete.String())
|
||||
}
|
||||
LiveCh <- WebSocketMsg{
|
||||
Type: types.Delete,
|
||||
Payload: []Order{order},
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func GetOrderItemsForType(itemType string) []OrderItem {
|
||||
var orderItems []OrderItem
|
||||
config.Cafe.Database.ORM.Order("description").Where("item_type = ?", types.ParseItemType(itemType)).Find(&orderItems)
|
||||
return orderItems
|
||||
}
|
||||
|
||||
func CreateOrderItem(oderItem *OrderItem) error {
|
||||
err := config.Cafe.Database.ORM.Create(oderItem).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotCreate.String())
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func UpdateOrderItem(old *OrderItem, new *OrderItem) error {
|
||||
err := config.Cafe.Database.ORM.First(old).Updates(new).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotUpdate.String())
|
||||
}
|
||||
return nil
|
||||
}
|
||||
|
||||
func DeleteOrderItem(oderItem *OrderItem) error {
|
||||
err := config.Cafe.Database.ORM.Delete(oderItem).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotDelete.String())
|
||||
}
|
||||
return nil
|
||||
}
|
||||
18
service/service.go
Normal file
18
service/service.go
Normal file
|
|
@ -0,0 +1,18 @@
|
|||
package service
|
||||
|
||||
import (
|
||||
"cafe/types"
|
||||
)
|
||||
|
||||
type (
|
||||
WebSocketMsg struct {
|
||||
Type types.NotifierType `json:"type"`
|
||||
Payload []Order `json:"payload"`
|
||||
}
|
||||
)
|
||||
|
||||
var LiveCh chan WebSocketMsg
|
||||
|
||||
func Initialize() {
|
||||
LiveCh = make(chan WebSocketMsg)
|
||||
}
|
||||
75
service/table.go
Normal file
75
service/table.go
Normal file
|
|
@ -0,0 +1,75 @@
|
|||
package service
|
||||
|
||||
import (
|
||||
"cafe/config"
|
||||
"cafe/types"
|
||||
"fmt"
|
||||
|
||||
"gorm.io/plugin/soft_delete"
|
||||
)
|
||||
|
||||
type Table struct {
|
||||
ID uint64 `gorm:"primaryKey" json:"id" validate:"optional"`
|
||||
OrderCount uint64 `json:"order_count" validate:"required"`
|
||||
Total float32 `json:"total" validate:"required"`
|
||||
UpdatedAt int64 `json:"updated_at" validate:"optional"`
|
||||
IsDeleted soft_delete.DeletedAt `gorm:"softDelete:flag" json:"is_deleted" swaggerignore:"true"`
|
||||
}
|
||||
|
||||
func GetAllTables() []Table {
|
||||
var tables []Table
|
||||
config.Cafe.Database.ORM.Model(
|
||||
&Table{},
|
||||
).Joins(
|
||||
"left join orders on tables.id = orders.table_id",
|
||||
).Joins(
|
||||
"left join order_items on orders.order_item_id = order_items.id",
|
||||
).Select(
|
||||
"tables.id, tables.updated_at, sum(order_items.price) as total, count(orders.id) as order_count",
|
||||
).Group(
|
||||
"tables.id",
|
||||
).Order("tables.id").Find(&tables)
|
||||
return tables
|
||||
}
|
||||
|
||||
func CreateNewTable() (Table, error) {
|
||||
var table Table
|
||||
var err error
|
||||
result := config.Cafe.Database.ORM.Unscoped().Where("is_deleted = ?", 1).Limit(1).Find(&table)
|
||||
if result.RowsAffected == 0 {
|
||||
err = config.Cafe.Database.ORM.Create(&table).Error
|
||||
} else {
|
||||
table.IsDeleted = 0
|
||||
err = config.Cafe.Database.ORM.Unscoped().Save(&table).Error
|
||||
}
|
||||
if err != nil {
|
||||
return table, fmt.Errorf(types.CannotCreate.String())
|
||||
}
|
||||
return table, nil
|
||||
}
|
||||
|
||||
func DeleteLatestTable() error {
|
||||
var table Table
|
||||
err := config.Cafe.Database.ORM.Model(
|
||||
&Table{},
|
||||
).Joins(
|
||||
"left join orders on tables.id = orders.table_id",
|
||||
).Joins(
|
||||
"left join order_items on orders.order_item_id = order_items.id",
|
||||
).Select(
|
||||
"tables.id, count(orders.id) as order_count",
|
||||
).Group(
|
||||
"tables.id",
|
||||
).Last(&table).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotFind.String())
|
||||
}
|
||||
if table.OrderCount != 0 {
|
||||
return fmt.Errorf(types.StillInUse.String())
|
||||
}
|
||||
err = config.Cafe.Database.ORM.Delete(&table).Error
|
||||
if err != nil {
|
||||
return fmt.Errorf(types.CannotDelete.String())
|
||||
}
|
||||
return nil
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue