first commit

This commit is contained in:
i.smyshlyaev 2025-10-16 12:55:36 +03:00
commit 65c3add95e
24 changed files with 932 additions and 0 deletions

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.idea/.gitignore vendored Normal file
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# Default ignored files
/shelf/
/workspace.xml
# Editor-based HTTP Client requests
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml

9
.idea/awesome-back.iml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<module type="WEB_MODULE" version="4">
<component name="Go" enabled="true" />
<component name="NewModuleRootManager">
<content url="file://$MODULE_DIR$" />
<orderEntry type="inheritedJdk" />
<orderEntry type="sourceFolder" forTests="false" />
</component>
</module>

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.idea/modules.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectModuleManager">
<modules>
<module fileurl="file://$PROJECT_DIR$/.idea/awesome-back.iml" filepath="$PROJECT_DIR$/.idea/awesome-back.iml" />
</modules>
</component>
</project>

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.idea/vcs.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$" vcs="Git" />
</component>
</project>

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cmd/main.go Normal file
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package main
import (
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/datastore"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/handler"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/service"
"github.com/gin-gonic/gin"
)
func main() {
// Инициализация репозиториев
coffeeRepo := datastore.NewMockCoffeeRepository()
pastryRepo := datastore.NewMockPastryRepository()
orderRepo := datastore.NewMockOrderRepository()
// Инициализация сервисов
coffeeService := service.NewCoffeeService(coffeeRepo)
pastryService := service.NewPastryService(pastryRepo)
orderService := service.NewOrderService(orderRepo)
// Инициализация обработчиков
coffeeHandler := handler.NewCoffeeHandler(coffeeService)
pastryHandler := handler.NewPastryHandler(pastryService)
orderHandler := handler.NewOrderHandler(orderService)
// Настройка маршрутов
router := gin.Default()
setupRoutes(router, coffeeHandler, pastryHandler, orderHandler)
router.Run(":8080")
}
func setupRoutes(router *gin.Engine, coffeeHandler *handler.CoffeeHandler, pastryHandler *handler.PastryHandler, orderHandler *handler.OrderHandler) {
api := router.Group("/api/v1")
{
// Кофе
coffeeRoutes := api.Group("/coffees")
{
coffeeRoutes.GET("/", coffeeHandler.GetCoffees)
coffeeRoutes.GET("/:id", coffeeHandler.GetCoffeeByID)
}
// Выпечка
pastryRoutes := api.Group("/pastries")
{
pastryRoutes.GET("/", pastryHandler.GetPastries)
pastryRoutes.GET("/:id", pastryHandler.GetPastryByID)
pastryRoutes.GET("/category/:category", pastryHandler.GetPastriesByCategory)
}
// Заказы
orderRoutes := api.Group("/orders")
{
orderRoutes.GET("/", orderHandler.GetOrders)
orderRoutes.GET("/:id", orderHandler.GetOrderByID)
orderRoutes.POST("/", orderHandler.CreateOrder)
}
}
}

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go.mod Normal file
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module code.linberg.su/linberg/awesome-cli/awesome-back
go 1.25.1
require github.com/gin-gonic/gin v1.11.0
require (
github.com/bytedance/sonic v1.14.0 // indirect
github.com/bytedance/sonic/loader v0.3.0 // indirect
github.com/cloudwego/base64x v0.1.6 // indirect
github.com/gabriel-vasile/mimetype v1.4.8 // indirect
github.com/gin-contrib/sse v1.1.0 // indirect
github.com/go-playground/locales v0.14.1 // indirect
github.com/go-playground/universal-translator v0.18.1 // indirect
github.com/go-playground/validator/v10 v10.27.0 // indirect
github.com/goccy/go-json v0.10.2 // indirect
github.com/goccy/go-yaml v1.18.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/klauspost/cpuid/v2 v2.3.0 // indirect
github.com/leodido/go-urn v1.4.0 // indirect
github.com/mattn/go-isatty v0.0.20 // indirect
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
github.com/modern-go/reflect2 v1.0.2 // indirect
github.com/pelletier/go-toml/v2 v2.2.4 // indirect
github.com/quic-go/qpack v0.5.1 // indirect
github.com/quic-go/quic-go v0.54.0 // indirect
github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
github.com/ugorji/go/codec v1.3.0 // indirect
go.uber.org/mock v0.5.0 // indirect
golang.org/x/arch v0.20.0 // indirect
golang.org/x/crypto v0.40.0 // indirect
golang.org/x/mod v0.25.0 // indirect
golang.org/x/net v0.42.0 // indirect
golang.org/x/sync v0.16.0 // indirect
golang.org/x/sys v0.35.0 // indirect
golang.org/x/text v0.27.0 // indirect
golang.org/x/tools v0.34.0 // indirect
google.golang.org/protobuf v1.36.9 // indirect
)

88
go.sum Normal file
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github.com/bytedance/sonic v1.14.0 h1:/OfKt8HFw0kh2rj8N0F6C/qPGRESq0BbaNZgcNXXzQQ=
github.com/bytedance/sonic v1.14.0/go.mod h1:WoEbx8WTcFJfzCe0hbmyTGrfjt8PzNEBdxlNUO24NhA=
github.com/bytedance/sonic/loader v0.3.0 h1:dskwH8edlzNMctoruo8FPTJDF3vLtDT0sXZwvZJyqeA=
github.com/bytedance/sonic/loader v0.3.0/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
github.com/cloudwego/base64x v0.1.6 h1:t11wG9AECkCDk5fMSoxmufanudBtJ+/HemLstXDLI2M=
github.com/cloudwego/base64x v0.1.6/go.mod h1:OFcloc187FXDaYHvrNIjxSe8ncn0OOM8gEHfghB2IPU=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/gabriel-vasile/mimetype v1.4.8 h1:FfZ3gj38NjllZIeJAmMhr+qKL8Wu+nOoI3GqacKw1NM=
github.com/gabriel-vasile/mimetype v1.4.8/go.mod h1:ByKUIKGjh1ODkGM1asKUbQZOLGrPjydw3hYPU2YU9t8=
github.com/gin-contrib/sse v1.1.0 h1:n0w2GMuUpWDVp7qSpvze6fAu9iRxJY4Hmj6AmBOU05w=
github.com/gin-contrib/sse v1.1.0/go.mod h1:hxRZ5gVpWMT7Z0B0gSNYqqsSCNIJMjzvm6fqCz9vjwM=
github.com/gin-gonic/gin v1.11.0 h1:OW/6PLjyusp2PPXtyxKHU0RbX6I/l28FTdDlae5ueWk=
github.com/gin-gonic/gin v1.11.0/go.mod h1:+iq/FyxlGzII0KHiBGjuNn4UNENUlKbGlNmc+W50Dls=
github.com/go-playground/assert/v2 v2.2.0 h1:JvknZsQTYeFEAhQwI4qEt9cyV5ONwRHC+lYKSsYSR8s=
github.com/go-playground/assert/v2 v2.2.0/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
github.com/go-playground/validator/v10 v10.27.0 h1:w8+XrWVMhGkxOaaowyKH35gFydVHOvC0/uWoy2Fzwn4=
github.com/go-playground/validator/v10 v10.27.0/go.mod h1:I5QpIEbmr8On7W0TktmJAumgzX4CA1XNl4ZmDuVHKKo=
github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
github.com/goccy/go-yaml v1.18.0 h1:8W7wMFS12Pcas7KU+VVkaiCng+kG8QiFeFwzFb+rwuw=
github.com/goccy/go-yaml v1.18.0/go.mod h1:XBurs7gK8ATbW4ZPGKgcbrY1Br56PdM69F7LkFRi1kA=
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM=
github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo=
github.com/klauspost/cpuid/v2 v2.3.0 h1:S4CRMLnYUhGeDFDqkGriYKdfoFlDnMtqTiI/sFzhA9Y=
github.com/klauspost/cpuid/v2 v2.3.0/go.mod h1:hqwkgyIinND0mEev00jJYCxPNVRVXFQeu1XKlok6oO0=
github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
github.com/leodido/go-urn v1.4.0/go.mod h1:bvxc+MVxLKB4z00jd1z+Dvzr47oO32F/QSNjSBOlFxI=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc=
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M=
github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk=
github.com/pelletier/go-toml/v2 v2.2.4 h1:mye9XuhQ6gvn5h28+VilKrrPoQVanw5PMw/TB0t5Ec4=
github.com/pelletier/go-toml/v2 v2.2.4/go.mod h1:2gIqNv+qfxSVS7cM2xJQKtLSTLUE9V8t9Stt+h56mCY=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/quic-go/qpack v0.5.1 h1:giqksBPnT/HDtZ6VhtFKgoLOWmlyo9Ei6u9PqzIMbhI=
github.com/quic-go/qpack v0.5.1/go.mod h1:+PC4XFrEskIVkcLzpEkbLqq1uCoxPhQuvK5rH1ZgaEg=
github.com/quic-go/quic-go v0.54.0 h1:6s1YB9QotYI6Ospeiguknbp2Znb/jZYjZLRXn9kMQBg=
github.com/quic-go/quic-go v0.54.0/go.mod h1:e68ZEaCdyviluZmy44P6Iey98v/Wfz6HCjQEm+l8zTY=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
github.com/ugorji/go/codec v1.3.0 h1:Qd2W2sQawAfG8XSvzwhBeoGq71zXOC/Q1E9y/wUcsUA=
github.com/ugorji/go/codec v1.3.0/go.mod h1:pRBVtBSKl77K30Bv8R2P+cLSGaTtex6fsA2Wjqmfxj4=
go.uber.org/mock v0.5.0 h1:KAMbZvZPyBPWgD14IrIQ38QCyjwpvVVV6K/bHl1IwQU=
go.uber.org/mock v0.5.0/go.mod h1:ge71pBPLYDk7QIi1LupWxdAykm7KIEFchiOqd6z7qMM=
golang.org/x/arch v0.20.0 h1:dx1zTU0MAE98U+TQ8BLl7XsJbgze2WnNKF/8tGp/Q6c=
golang.org/x/arch v0.20.0/go.mod h1:bdwinDaKcfZUGpH09BB7ZmOfhalA8lQdzl62l8gGWsk=
golang.org/x/crypto v0.40.0 h1:r4x+VvoG5Fm+eJcxMaY8CQM7Lb0l1lsmjGBQ6s8BfKM=
golang.org/x/crypto v0.40.0/go.mod h1:Qr1vMER5WyS2dfPHAlsOj01wgLbsyWtFn/aY+5+ZdxY=
golang.org/x/mod v0.25.0 h1:n7a+ZbQKQA/Ysbyb0/6IbB1H/X41mKgbhfv7AfG/44w=
golang.org/x/mod v0.25.0/go.mod h1:IXM97Txy2VM4PJ3gI61r1YEk/gAj6zAHN3AdZt6S9Ww=
golang.org/x/net v0.42.0 h1:jzkYrhi3YQWD6MLBJcsklgQsoAcw89EcZbJw8Z614hs=
golang.org/x/net v0.42.0/go.mod h1:FF1RA5d3u7nAYA4z2TkclSCKh68eSXtiFwcWQpPXdt8=
golang.org/x/sync v0.16.0 h1:ycBJEhp9p4vXvUZNszeOq0kGTPghopOL8q0fq3vstxw=
golang.org/x/sync v0.16.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.35.0 h1:vz1N37gP5bs89s7He8XuIYXpyY0+QlsKmzipCbUtyxI=
golang.org/x/sys v0.35.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
golang.org/x/text v0.27.0 h1:4fGWRpyh641NLlecmyl4LOe6yDdfaYNrGb2zdfo4JV4=
golang.org/x/text v0.27.0/go.mod h1:1D28KMCvyooCX9hBiosv5Tz/+YLxj0j7XhWjpSUF7CU=
golang.org/x/tools v0.34.0 h1:qIpSLOxeCYGg9TrcJokLBG4KFA6d795g0xkBkiESGlo=
golang.org/x/tools v0.34.0/go.mod h1:pAP9OwEaY1CAW3HOmg3hLZC5Z0CCmzjAF2UQMSqNARg=
google.golang.org/protobuf v1.36.9 h1:w2gp2mA27hUeUzj9Ex9FBjsBm40zfaDtEWow293U7Iw=
google.golang.org/protobuf v1.36.9/go.mod h1:fuxRtAxBytpl4zzqUh6/eyUujkJdNiuEkXntxiD/uRU=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

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package datastore
import (
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/repositories"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
)
type MockCoffeeRepository struct {
coffees []entities.Coffee
}
func NewMockCoffeeRepository() repositories.CoffeeRepository {
return &MockCoffeeRepository{
coffees: []entities.Coffee{
{ID: 1, Name: "Эспрессо", Description: "Крепкий черный кофе", Price: 120.0, Size: "S"},
{ID: 2, Name: "Капучино", Description: "Кофе с молочной пенкой", Price: 180.0, Size: "M"},
// ... остальные данные
},
}
}
func (r *MockCoffeeRepository) FindAll() ([]entities.Coffee, error) {
return r.coffees, nil
}
func (r *MockCoffeeRepository) FindByID(id int) (*entities.Coffee, error) {
for _, coffee := range r.coffees {
if coffee.ID == id {
return &coffee, nil
}
}
return nil, errors.NewNotFoundError("coffee not found")
}

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@ -0,0 +1,82 @@
package datastore
import (
"time"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/repositories"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
)
type MockOrderRepository struct {
orders []entities.Order
nextID int
}
func NewMockOrderRepository() repositories.OrderRepository {
return &MockOrderRepository{
orders: []entities.Order{
{
ID: 1,
Items: []entities.Item{
{ProductID: 1, Quantity: 1},
{ProductID: 1, Quantity: 2},
},
Total: 320.0,
Status: "completed",
Timestamp: "2024-01-15 10:30:00",
},
{
ID: 2,
Items: []entities.Item{
{ProductID: 2, Quantity: 1},
{ProductID: 3, Quantity: 1},
},
Total: 380.0,
Status: "preparing",
Timestamp: "2024-01-15 11:15:00",
},
},
nextID: 3,
}
}
func (r *MockOrderRepository) FindAll() ([]entities.Order, error) {
return r.orders, nil
}
func (r *MockOrderRepository) FindByID(id int) (*entities.Order, error) {
for _, order := range r.orders {
if order.ID == id {
return &order, nil
}
}
return nil, errors.NewNotFoundError("order not found")
}
func (r *MockOrderRepository) Save(order *entities.Order) error {
if order == nil {
return errors.NewInvalidError("order cannot be nil")
}
// Если это новый заказ (ID = 0), присваиваем следующий ID
if order.ID == 0 {
order.ID = r.nextID
order.Timestamp = time.Now().Format("2006-01-02 15:04:05")
if order.Status == "" {
order.Status = "created"
}
r.orders = append(r.orders, *order)
r.nextID++
} else {
// Обновление существующего заказа
for i, existingOrder := range r.orders {
if existingOrder.ID == order.ID {
r.orders[i] = *order
break
}
}
}
return nil
}

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package datastore
import (
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/repositories"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
)
type MockPastryRepository struct {
pastries []entities.Pastry
}
func NewMockPastryRepository() repositories.PastryRepository {
return &MockPastryRepository{
pastries: []entities.Pastry{
{ID: 1, Name: "Круассан", Description: "Слоеная выпечка с маслом", Price: 80.0, Category: "Выпечка"},
{ID: 2, Name: "Тирамису", Description: "Итальянский десерт", Price: 150.0, Category: "Десерты"},
{ID: 3, Name: "Чизкейк", Description: "Сырный торт", Price: 130.0, Category: "Десерты"},
{ID: 4, Name: "Маффин", Description: "Шоколадный кекс", Price: 70.0, Category: "Выпечка"},
{ID: 5, Name: "Печенье", Description: "Домашнее овсяное печенье", Price: 50.0, Category: "Печенье"},
},
}
}
func (r *MockPastryRepository) FindAll() ([]entities.Pastry, error) {
return r.pastries, nil
}
func (r *MockPastryRepository) FindByID(id int) (*entities.Pastry, error) {
for _, pastry := range r.pastries {
if pastry.ID == id {
return &pastry, nil
}
}
return nil, errors.NewNotFoundError("pastry not found")
}
func (r *MockPastryRepository) FindByCategory(category string) ([]entities.Pastry, error) {
var filtered []entities.Pastry
for _, pastry := range r.pastries {
if pastry.Category == category {
filtered = append(filtered, pastry)
}
}
if len(filtered) == 0 {
return nil, errors.NewNotFoundError("no pastries found for category")
}
return filtered, nil
}

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package entities
type Coffee struct {
ID int `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
Price float64 `json:"price"`
Size string `json:"size"`
}

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package entities
type Order struct {
ID int `json:"id"`
Items []Item `json:"items"`
Total float64 `json:"total"`
Status string `json:"status"`
Timestamp string `json:"timestamp"`
}
type Item struct {
ProductID int `json:"product_id"`
Quantity int `json:"quantity"`
}

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package entities
type Pastry struct {
ID int `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
Price float64 `json:"price"`
Category string `json:"category"`
}

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package repositories
import "code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
type CoffeeRepository interface {
FindAll() ([]entities.Coffee, error)
FindByID(id int) (*entities.Coffee, error)
}

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package repositories
import "code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
type OrderRepository interface {
FindAll() ([]entities.Order, error)
FindByID(id int) (*entities.Order, error)
Save(order *entities.Order) error
}

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package repositories
import "code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
type PastryRepository interface {
FindAll() ([]entities.Pastry, error)
FindByID(id int) (*entities.Pastry, error)
FindByCategory(category string) ([]entities.Pastry, error)
}

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package handler
import (
"strconv"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/service"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
"github.com/gin-gonic/gin"
)
type CoffeeHandler struct {
coffeeService *service.CoffeeService
}
func NewCoffeeHandler(coffeeService *service.CoffeeService) *CoffeeHandler {
return &CoffeeHandler{coffeeService: coffeeService}
}
func (h *CoffeeHandler) GetCoffees(c *gin.Context) {
coffees, err := h.coffeeService.GetAllCoffees()
if err != nil {
Error(c, err)
return
}
Success(c, coffees)
}
func (h *CoffeeHandler) GetCoffeeByID(c *gin.Context) {
idStr := c.Param("id")
id, err := strconv.Atoi(idStr)
if err != nil {
Error(c, errors.NewInvalidError("invalid coffee ID format"))
return
}
coffee, err := h.coffeeService.GetCoffeeByID(id)
if err != nil {
Error(c, err)
return
}
Success(c, coffee)
}

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package handler
import (
"strconv"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/service"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
"github.com/gin-gonic/gin"
)
type OrderHandler struct {
orderService *service.OrderService
}
func NewOrderHandler(orderService *service.OrderService) *OrderHandler {
return &OrderHandler{orderService: orderService}
}
func (h *OrderHandler) GetOrders(c *gin.Context) {
orders, err := h.orderService.GetAllOrders()
if err != nil {
Error(c, err)
return
}
Success(c, orders)
}
func (h *OrderHandler) GetOrderByID(c *gin.Context) {
idStr := c.Param("id")
id, err := strconv.Atoi(idStr)
if err != nil {
Error(c, errors.NewInvalidError("invalid order ID format"))
return
}
order, err := h.orderService.GetOrderByID(id)
if err != nil {
Error(c, err)
return
}
Success(c, order)
}
func (h *OrderHandler) CreateOrder(c *gin.Context) {
var order entities.Order
if err := c.ShouldBindJSON(&order); err != nil {
Error(c, errors.NewInvalidError("invalid order data"))
return
}
err := h.orderService.CreateOrder(&order)
if err != nil {
Error(c, err)
return
}
Created(c, order)
}

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package handler
import (
"strconv"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/service"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
"github.com/gin-gonic/gin"
)
type PastryHandler struct {
pastryService *service.PastryService
}
func NewPastryHandler(pastryService *service.PastryService) *PastryHandler {
return &PastryHandler{pastryService: pastryService}
}
func (h *PastryHandler) GetPastries(c *gin.Context) {
pastries, err := h.pastryService.GetAllPastries()
if err != nil {
Error(c, err)
return
}
Success(c, pastries)
}
func (h *PastryHandler) GetPastryByID(c *gin.Context) {
idStr := c.Param("id")
id, err := strconv.Atoi(idStr)
if err != nil {
Error(c, errors.NewInvalidError("invalid pastry ID format"))
return
}
pastry, err := h.pastryService.GetPastryByID(id)
if err != nil {
Error(c, err)
return
}
Success(c, pastry)
}
func (h *PastryHandler) GetPastriesByCategory(c *gin.Context) {
category := c.Param("category")
if category == "" {
Error(c, errors.NewInvalidError("category parameter is required"))
return
}
pastries, err := h.pastryService.GetPastriesByCategory(category)
if err != nil {
Error(c, err)
return
}
Success(c, pastries)
}

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package handler
import (
"errors"
"net/http"
appErr "code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
"github.com/gin-gonic/gin"
)
type Response struct {
Success bool `json:"success"`
Data interface{} `json:"data,omitempty"`
Error string `json:"error,omitempty"`
Message string `json:"message,omitempty"`
}
func Success(c *gin.Context, data interface{}) {
c.JSON(http.StatusOK, Response{
Success: true,
Data: data,
})
}
func Created(c *gin.Context, data interface{}) {
c.JSON(http.StatusCreated, Response{
Success: true,
Data: data,
})
}
func Error(c *gin.Context, err error) {
var appErr *appErr.AppError
if errors.As(err, &appErr) {
statusCode := appErr.Code
if statusCode == 0 {
statusCode = http.StatusInternalServerError
}
c.JSON(statusCode, Response{
Success: false,
Error: appErr.Message,
})
return
}
// Ошибка по умолчанию
c.JSON(http.StatusInternalServerError, Response{
Success: false,
Error: "Internal server error",
})
}
// Аналогично для PastryHandler и OrderHandler...

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package service
import (
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/repositories"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
)
type CoffeeService struct {
repo repositories.CoffeeRepository
}
func NewCoffeeService(repo repositories.CoffeeRepository) *CoffeeService {
return &CoffeeService{repo: repo}
}
func (s *CoffeeService) GetAllCoffees() ([]entities.Coffee, error) {
coffees, err := s.repo.FindAll()
if err != nil {
return nil, errors.Wrap(err, "failed to get coffees")
}
return coffees, nil
}
func (s *CoffeeService) GetCoffeeByID(id int) (*entities.Coffee, error) {
if id <= 0 {
return nil, errors.NewInvalidError("invalid coffee ID")
}
coffee, err := s.repo.FindByID(id)
if err != nil {
if errors.IsNotFound(err) {
return nil, errors.NewNotFoundError("coffee not found")
}
return nil, errors.Wrap(err, "failed to get coffee")
}
return coffee, nil
}

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// internal/service/order_service.go
package service
import (
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/repositories"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
)
type OrderService struct {
orderRepo repositories.OrderRepository
}
func NewOrderService(orderRepo repositories.OrderRepository) *OrderService {
return &OrderService{orderRepo: orderRepo}
}
func (s *OrderService) GetAllOrders() ([]entities.Order, error) {
orders, err := s.orderRepo.FindAll()
if err != nil {
return nil, errors.Wrap(err, "failed to get orders")
}
return orders, nil
}
func (s *OrderService) GetOrderByID(id int) (*entities.Order, error) {
if id <= 0 {
return nil, errors.NewInvalidError("invalid order ID")
}
order, err := s.orderRepo.FindByID(id)
if err != nil {
if errors.IsNotFound(err) {
return nil, errors.NewNotFoundError("order not found")
}
return nil, errors.Wrap(err, "failed to get order")
}
return order, nil
}
func (s *OrderService) CreateOrder(order *entities.Order) error {
if order == nil {
return errors.NewInvalidError("order cannot be nil")
}
if len(order.Items) == 0 {
return errors.NewInvalidError("order must contain at least one item")
}
err := s.orderRepo.Save(order)
if err != nil {
return errors.Wrap(err, "failed to create order")
}
return nil
}

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package service
import (
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/entities"
"code.linberg.su/linberg/awesome-cli/awesome-back/internal/domain/repositories"
"code.linberg.su/linberg/awesome-cli/awesome-back/pkg/errors"
)
type PastryService struct {
repo repositories.PastryRepository
}
func NewPastryService(repo repositories.PastryRepository) *PastryService {
return &PastryService{repo: repo}
}
func (s *PastryService) GetAllPastries() ([]entities.Pastry, error) {
pastries, err := s.repo.FindAll()
if err != nil {
return nil, errors.Wrap(err, "failed to get pastries")
}
return pastries, nil
}
func (s *PastryService) GetPastryByID(id int) (*entities.Pastry, error) {
if id <= 0 {
return nil, errors.NewInvalidError("invalid pastry ID")
}
pastry, err := s.repo.FindByID(id)
if err != nil {
if errors.IsNotFound(err) {
return nil, errors.NewNotFoundError("pastry not found")
}
return nil, errors.Wrap(err, "failed to get pastry")
}
return pastry, nil
}
func (s *PastryService) GetPastriesByCategory(category string) ([]entities.Pastry, error) {
if category == "" {
return nil, errors.NewInvalidError("category cannot be empty")
}
pastries, err := s.repo.FindByCategory(category)
if err != nil {
return nil, errors.Wrap(err, "failed to get pastries by category")
}
return pastries, nil
}

118
pkg/errors/errors.go Normal file
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package errors
import (
"errors"
"fmt"
)
// ErrorType представляет тип ошибки
type ErrorType string
const (
ErrorTypeInvalid ErrorType = "INVALID"
ErrorTypeNotFound ErrorType = "NOT_FOUND"
ErrorTypeConflict ErrorType = "CONFLICT"
ErrorTypeInternal ErrorType = "INTERNAL"
ErrorTypeUnauthorized ErrorType = "UNAUTHORIZED"
ErrorTypeForbidden ErrorType = "FORBIDDEN"
)
// AppError - кастомная ошибка приложения
type AppError struct {
Type ErrorType `json:"type"`
Message string `json:"message"`
Code int `json:"code,omitempty"`
Err error `json:"-"`
}
// Error реализует интерфейс error
func (e *AppError) Error() string {
if e.Err != nil {
return fmt.Sprintf("%s: %v", e.Message, e.Err)
}
return e.Message
}
// Unwrap для поддержки errors.Unwrap
func (e *AppError) Unwrap() error {
return e.Err
}
// WithCode добавляет HTTP код к ошибке
func (e *AppError) WithCode(code int) *AppError {
e.Code = code
return e
}
// Wrap оборачивает существующую ошибку
func (e *AppError) Wrap(err error) *AppError {
e.Err = err
return e
}
// Конструкторы ошибок
func NewInvalidError(message string) *AppError {
return &AppError{
Type: ErrorTypeInvalid,
Message: message,
Code: 400,
}
}
func NewNotFoundError(message string) *AppError {
return &AppError{
Type: ErrorTypeNotFound,
Message: message,
Code: 404,
}
}
func NewInternalError(message string) *AppError {
return &AppError{
Type: ErrorTypeInternal,
Message: message,
Code: 500,
}
}
func NewConflictError(message string) *AppError {
return &AppError{
Type: ErrorTypeConflict,
Message: message,
Code: 409,
}
}
// Вспомогательные функции для проверки типов ошибок
func IsNotFound(err error) bool {
var appErr *AppError
if errors.As(err, &appErr) {
return appErr.Type == ErrorTypeNotFound
}
return false
}
func IsInvalid(err error) bool {
var appErr *AppError
if errors.As(err, &appErr) {
return appErr.Type == ErrorTypeInvalid
}
return false
}
func IsConflict(err error) bool {
var appErr *AppError
if errors.As(err, &appErr) {
return appErr.Type == ErrorTypeConflict
}
return false
}
// Wrap оборачивает ошибку с сообщением
func Wrap(err error, message string) error {
return fmt.Errorf("%s: %w", message, err)
}
func Wrapf(err error, format string, args ...interface{}) error {
return fmt.Errorf("%s: %w", fmt.Sprintf(format, args...), err)
}