test

Dockerfile

@@ -3,6 +3,6 @@ FROM golang:1.23-alpine
 WORKDIR /root
 COPY . .
 RUN go install github.com/swaggo/swag/cmd/swag@latest
-RUN go mod tidy && swag init -g cmd/main.go -o cmd/docs
+RUN go mod tidy && swag init -g cmd/main.go -o api/http
 
 CMD go run cmd/main.go

api/http/docs.go

@@ -1,5 +1,5 @@
 // Package docs Code generated by swaggo/swag. DO NOT EDIT
-package docs
+package http
 
 import "github.com/swaggo/swag"
 

cmd/main.go

@@ -1,17 +1,6 @@
 package main
 
-import (
+import "donat-widget/internal/app/http"
-	"github.com/labstack/echo/v4"
-	"log/slog"
-	"os"
-)
-
-import (
-	_ "donat-widget/cmd/docs"
-	"donat-widget/cmd/handlers"
-	"donat-widget/config"
-	"donat-widget/lib/validator"
-)
 
 //	@title			Widget service
 //	@version		1.0
@@ -20,20 +9,7 @@ import (
 // @host		localhost:8002
 // @BasePath	/api/widget
 
-func init() {
-	logger := slog.New(slog.NewJSONHandler(os.Stdout, nil))
-	slog.SetDefault(logger)
-}
-
 func main() {
-	app := initApp()
+	httpServer := http.NewApp()
-	port := config.Config.Server.Port
+	http.Run(httpServer)
-	app.Logger.Fatal(app.Start(":" + port))
-}
-
-func initApp() *echo.Echo {
-	app := echo.New()
-	app.Validator = validator.NewValidator()
-	handlers.IncludeRouters(app)
-	return app
 }

infrastructure/pg/connection.go

@@ -2,14 +2,13 @@ package pg
 
 import (
 	"context"
-	"donat-widget/config"
 	"fmt"
 	"github.com/jackc/pgx/v5/pgxpool"
 	"sync"
 )
 
 type Postgres struct {
-	Db *pgxpool.Pool
+	db *pgxpool.Pool
 }
 
 var (
@@ -20,7 +19,7 @@ var (
 func NewPgPool(
 	ctx context.Context,
 	username, password, host, port, dbname string,
-) (*Postgres, error) {
+) *Postgres {
 	connString := "postgres://" + username + ":" + password + "@" + host + ":" + port + "/" + dbname + "?pool_max_conns=100"
 	pgOnce.Do(func() {
 		db, err := pgxpool.New(ctx, connString)
@@ -30,20 +29,11 @@ func NewPgPool(
 		pgInstance = &Postgres{db}
 	})
 
-	return pgInstance, nil
+	return pgInstance
-}
-
-func (pg *Postgres) Ping(ctx context.Context) error {
-	err := pg.Db.Ping(ctx)
-	return err
-}
-
-func (pg *Postgres) Close() {
-	pg.Db.Close()
 }
 
 func (pg *Postgres) CreateTable(ctx context.Context) error {
-	result, err := pg.Db.Exec(ctx, createTableQuery)
+	result, err := pg.db.Exec(ctx, createTableQuery)
 	if err != nil {
 		return err
 	}
@@ -51,11 +41,32 @@ func (pg *Postgres) CreateTable(ctx context.Context) error {
 	return nil
 }
 
-var Pool, _ = NewPgPool(
+func (pg *Postgres) DropTable(ctx context.Context) error {
-	context.Background(),
+	result, err := pg.db.Exec(ctx, dropTableQuery)
-	config.Config.Database.Username,
+	if err != nil {
-	config.Config.Database.Password,
+		return err
-	config.Config.Database.Host,
+	}
-	config.Config.Database.Port,
+	fmt.Println(result)
-	config.Config.Database.DBName,
+	return nil
-)
+}
+
+func (pg *Postgres) Exec(ctx context.Context, query string, args ...interface{}) (interface{}, error) {
+	result, err := pg.db.Exec(ctx, query, args...)
+	if err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func (pg *Postgres) Query(ctx context.Context, query string, args ...interface{}) (interface{}, error) {
+	result, err := pg.db.Query(ctx, query, args...)
+	if err != nil {
+		return nil, err
+	}
+	return result, nil
+}
+
+func (pg *Postgres) QueryRow(ctx context.Context, query string, args ...interface{}) interface{} {
+	result := pg.db.QueryRow(ctx, query, args...)
+	return result
+}

infrastructure/pg/models.go

@@ -9,7 +9,7 @@ var createTableQuery = `
 		video TEXT DEFAULT '',
 		image TEXT DEFAULT '',
 		audio TEXT DEFAULT '',
-		duration TEXT DEFAULT '',
+		duration INTEGER DEFAULT 30,
 		display BOOLEAN DEFAULT TRUE,
 		created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
 		updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP
@@ -32,5 +32,5 @@ CREATE OR REPLACE FUNCTION update_updated_at()
 `
 
 var dropTableQuery = `
-	DROP TABLE IF EXISTS test_users;
+	DROP TABLE IF EXISTS widgets;
 	`

internal/api/http/handlers/widget/create.go

@@ -1 +1,52 @@
 package widget
+
+import (
+	"context"
+	"github.com/labstack/echo/v4"
+	"log/slog"
+	"strconv"
+)
+
+type requestModel struct {
+	UserId int `json:"userId" validate:"required"`
+}
+
+type responseModel struct {
+	WidgetId int `json:"widgetId"`
+}
+
+type Creator interface {
+	Create(ctx context.Context, userId int) (int, error)
+}
+
+// Create @Description	Create widget
+//
+//	@Tags		Widget
+//	@Accept		json
+//	@Produce	json
+//	@Param		RegisterData  	body		requestModel	true	"Create widget"
+//	@Success	200		{object}	responseModel
+//	@Router		/api/widget/create [post]
+func Create(service Creator, log *slog.Logger) echo.HandlerFunc {
+	return func(request echo.Context) error {
+		ctx := context.Background()
+		var widgetData requestModel
+		if err := request.Bind(&widgetData); err != nil {
+			slog.Error(err.Error())
+			return echo.NewHTTPError(400, err.Error())
+		}
+
+		err := request.Validate(&widgetData)
+		if err != nil {
+			slog.Error(err.Error())
+			return echo.NewHTTPError(400, err.Error())
+		}
+
+		id, err := service.Create(ctx, widgetData.UserId)
+		if err != nil {
+			slog.Error(err.Error())
+			return request.JSON(422, err)
+		}
+		return request.String(200, strconv.FormatUint(uint64(id), 10))
+	}
+}

internal/app/http/app.go

@@ -0,0 +1,73 @@
+package http
+
+import (
+	"context"
+	_ "donat-widget/api/http"
+	"donat-widget/infrastructure/pg"
+	widgetHandler "donat-widget/internal/api/http/handlers/widget"
+	"donat-widget/internal/config"
+	"donat-widget/pkg/validator"
+	"github.com/labstack/echo/v4"
+	"github.com/swaggo/echo-swagger"
+	"log/slog"
+	"os"
+)
+
+import (
+	widgetService "donat-widget/internal/service/widget"
+)
+
+type App struct {
+	Config *config.Config
+}
+
+func NewApp() *echo.Echo {
+	app := &App{}
+	cfg := app.InitConfig()
+	pool := app.initDB(cfg)
+	log := app.InitLogger()
+
+	server := InitHTTPServer()
+	InitHandlers(server, pool, log)
+
+	return server
+}
+
+func Run(server *echo.Echo) {
+	server.Logger.Fatal(server.Start(":8002"))
+}
+
+func InitHTTPServer() *echo.Echo {
+	server := echo.New()
+	server.Validator = validator.NewValidator()
+	return server
+}
+
+func (a *App) InitConfig() *config.Config {
+	cfg := config.Init()
+	return cfg
+}
+
+func (a *App) initDB(cfg *config.Config) *pg.Postgres {
+	pool := pg.NewPgPool(
+		context.Background(),
+		cfg.Database.Username,
+		cfg.Database.Password,
+		cfg.Database.Host,
+		cfg.Database.Port,
+		cfg.Database.DBName,
+	)
+	return pool
+}
+
+func InitHandlers(server *echo.Echo, pool *pg.Postgres, log *slog.Logger) {
+	PREFIX := "/api/widget"
+	server.GET("/api/docs/*", echoSwagger.WrapHandler)
+	widgetSvc := widgetService.New(pool)
+	server.GET(PREFIX+"/create", widgetHandler.Create(widgetSvc, log))
+}
+
+func (a *App) InitLogger() *slog.Logger {
+	logger := slog.New(slog.NewJSONHandler(os.Stdout, nil))
+	return logger
+}

internal/config/config.go

@@ -1 +1,33 @@
 package config
+
+import (
+	"gopkg.in/yaml.v2"
+	"os"
+)
+
+type Config struct {
+	Database DatabaseConfig `yaml:"db"`
+}
+
+type DatabaseConfig struct {
+	Username string `yaml:"username"`
+	Password string `yaml:"password"`
+	Host     string `yaml:"host"`
+	Port     string `yaml:"port"`
+	DBName   string `yaml:"dbname"`
+}
+
+func Init() *Config {
+	data, err := os.ReadFile("internal/config/config.yaml")
+	if err != nil {
+		panic(err)
+	}
+
+	var cfg Config
+
+	err = yaml.Unmarshal(data, &cfg)
+	if err != nil {
+		panic(err)
+	}
+	return &cfg
+}

internal/repository/widget/create.go

@@ -1 +1,32 @@
 package widget
+
+import (
+	"context"
+	"fmt"
+	"github.com/jackc/pgx/v5"
+)
+
+type User struct {
+	Id    int    `json:"id"`
+	Login string `json:"login"`
+}
+
+func (r *Repository) Create(
+	ctx context.Context,
+	userId int,
+) (int, error) {
+	query := `
+		INSERT INTO widgets (userId)
+		VALUES (@userId);
+	`
+	args := pgx.NamedArgs{
+		"userId": userId,
+	}
+	result, err := r.Exec(ctx, query, args)
+	if err != nil {
+		return 0, err
+	}
+	widgetId := 9
+	fmt.Println(result)
+	return widgetId, nil
+}

internal/repository/widget/init.go

@@ -0,0 +1,19 @@
+package widget
+
+import (
+	"context"
+)
+
+type Pool interface {
+	Exec(ctx context.Context, query string, args ...interface{}) (interface{}, error)
+	Query(ctx context.Context, query string, args ...interface{}) (interface{}, error)
+	QueryRow(ctx context.Context, query string, args ...interface{}) interface{}
+}
+
+type Repository struct {
+	Pool
+}
+
+func New(pool Pool) *Repository {
+	return &Repository{pool}
+}

internal/service/widget/create.go

@@ -1 +1,17 @@
 package widget
+
+import (
+	"context"
+)
+
+type CreatorRepository interface {
+	Create(ctx context.Context, userId int) (int, error)
+}
+
+func (service *Service) Create(ctx context.Context, userId int) (int, error) {
+	widgetId, err := service.repository.Create(ctx, userId)
+	if err != nil {
+		return 0, err
+	}
+	return widgetId, nil
+}

internal/service/widget/delete.go

@@ -1 +1,16 @@
 package widget
+
+import (
+	"context"
+	"donat-widget/infrastructure/pg"
+)
+
+type Deleter interface {
+	Delete(ctx context.Context) (int, error)
+}
+
+func DeleteWidget(pool *pg.Postgres) func(ctx context.Context, repository Deleter) int {
+	return func(ctx context.Context, repository Deleter) int {
+		return 8
+	}
+}

internal/service/widget/init.go

@@ -0,0 +1,19 @@
+package widget
+
+import (
+	"context"
+	widgetRepository "donat-widget/internal/repository/widget"
+)
+
+type Repository interface {
+	Create(ctx context.Context, userId int) (int, error)
+}
+
+type Service struct {
+	repository Repository
+}
+
+func New(pool widgetRepository.Pool) *Service {
+	repository := widgetRepository.New(pool)
+	return &Service{repository: repository}
+}