feat: add config - username can be null

backend/go.mod

@@ -5,37 +5,54 @@ go 1.23.5
 require (
 	github.com/danielgtaylor/huma/v2 v2.28.0
 	github.com/go-chi/chi/v5 v5.2.1
-	github.com/go-chi/jwtauth/v5 v5.3.2
 	github.com/go-ozzo/ozzo-validation/v4 v4.3.0
 	github.com/golang-jwt/jwt/v5 v5.2.1
 	github.com/google/uuid v1.6.0
 	github.com/jackc/pgx/v5 v5.7.2
 	github.com/joho/godotenv v1.5.1
-	github.com/lestrrat-go/jwx/v2 v2.1.3
+	github.com/markbates/goth v1.80.0
 	github.com/pressly/goose/v3 v3.24.1
 	github.com/spf13/cobra v1.8.1
+	github.com/spf13/viper v1.19.0
+	golang.org/x/crypto v0.31.0
 )
 
 require (
+	cloud.google.com/go/compute v1.24.0 // indirect
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
 	github.com/asaskevich/govalidator v0.0.0-20200108200545-475eaeb16496 // indirect
-	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0 // indirect
+	github.com/fsnotify/fsnotify v1.7.0 // indirect
-	github.com/goccy/go-json v0.10.3 // indirect
+	github.com/go-chi/cors v1.2.1 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/gorilla/context v1.1.1 // indirect
+	github.com/gorilla/mux v1.8.1 // indirect
+	github.com/gorilla/securecookie v1.1.1 // indirect
+	github.com/gorilla/sessions v1.1.1 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
 	github.com/jackc/puddle/v2 v2.2.2 // indirect
-	github.com/lestrrat-go/blackmagic v1.0.2 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
-	github.com/lestrrat-go/httpcc v1.0.1 // indirect
-	github.com/lestrrat-go/httprc v1.0.6 // indirect
-	github.com/lestrrat-go/iter v1.0.2 // indirect
-	github.com/lestrrat-go/option v1.0.1 // indirect
 	github.com/mfridman/interpolate v0.0.2 // indirect
-	github.com/segmentio/asm v1.2.0 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.3 // indirect
+	github.com/sagikazarmark/locafero v0.4.0 // indirect
+	github.com/sagikazarmark/slog-shim v0.1.0 // indirect
 	github.com/sethvargo/go-retry v0.3.0 // indirect
+	github.com/sourcegraph/conc v0.3.0 // indirect
+	github.com/spf13/afero v1.11.0 // indirect
+	github.com/spf13/cast v1.6.0 // indirect
 	github.com/spf13/pflag v1.0.6 // indirect
+	github.com/subosito/gotenv v1.6.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	golang.org/x/crypto v0.31.0 // indirect
+	golang.org/x/exp v0.0.0-20240325151524-a685a6edb6d8 // indirect
+	golang.org/x/oauth2 v0.18.0 // indirect
 	golang.org/x/sync v0.10.0 // indirect
 	golang.org/x/sys v0.28.0 // indirect
 	golang.org/x/text v0.21.0 // indirect
+	google.golang.org/appengine v1.6.8 // indirect
+	google.golang.org/protobuf v1.35.1 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

backend/go.sum

@@ -1,29 +1,52 @@
+cloud.google.com/go/compute v1.24.0 h1:phWcR2eWzRJaL/kOiJwfFsPs4BaKq1j6vnpZrc1YlVg=
+cloud.google.com/go/compute v1.24.0/go.mod h1:kw1/T+h/+tK2LJK0wiPPx1intgdAM3j/g3hFDlscY40=
+cloud.google.com/go/compute/metadata v0.2.3 h1:mg4jlk7mCAj6xXp9UJ4fjI9VUI5rubuGBW5aJ7UnBMY=
+cloud.google.com/go/compute/metadata v0.2.3/go.mod h1:VAV5nSsACxMJvgaAuX6Pk2AawlZn8kiOGuCv6gTkwuA=
 github.com/asaskevich/govalidator v0.0.0-20200108200545-475eaeb16496 h1:zV3ejI06GQ59hwDQAvmK1qxOQGB3WuVTRoY0okPTAv0=
 github.com/asaskevich/govalidator v0.0.0-20200108200545-475eaeb16496/go.mod h1:oGkLhpf+kjZl6xBf758TQhh5XrAeiJv/7FRz/2spLIg=
 github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/danielgtaylor/huma/v2 v2.28.0 h1:W+hIT52MigO73edJNJWXU896uC99xSBWpKoE2PRyybM=
 github.com/danielgtaylor/huma/v2 v2.28.0/go.mod h1:67KO0zmYEkR+LVUs8uqrcvf44G1wXiMIu94LV/cH2Ek=
 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/decred/dcrd/dcrec/secp256k1/v4 v4.3.0 h1:rpfIENRNNilwHwZeG5+P150SMrnNEcHYvcCuK6dPZSg=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
-github.com/decred/dcrd/dcrec/secp256k1/v4 v4.3.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
+github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY=
 github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto=
+github.com/frankban/quicktest v1.14.6 h1:7Xjx+VpznH+oBnejlPUj8oUpdxnVs4f8XU8WnHkI4W8=
+github.com/frankban/quicktest v1.14.6/go.mod h1:4ptaffx2x8+WTWXmUCuVU6aPUX1/Mz7zb5vbUoiM6w0=
+github.com/fsnotify/fsnotify v1.7.0 h1:8JEhPFa5W2WU7YfeZzPNqzMP6Lwt7L2715Ggo0nosvA=
+github.com/fsnotify/fsnotify v1.7.0/go.mod h1:40Bi/Hjc2AVfZrqy+aj+yEI+/bRxZnMJyTJwOpGvigM=
 github.com/go-chi/chi/v5 v5.2.1 h1:KOIHODQj58PmL80G2Eak4WdvUzjSJSm0vG72crDCqb8=
 github.com/go-chi/chi/v5 v5.2.1/go.mod h1:L2yAIGWB3H+phAw1NxKwWM+7eUH/lU8pOMm5hHcoops=
-github.com/go-chi/jwtauth/v5 v5.3.2 h1:s+ON3ATyyMs3Me0kqyuua6Rwu+2zqIIkL0GCaMarwvs=
+github.com/go-chi/cors v1.2.1 h1:xEC8UT3Rlp2QuWNEr4Fs/c2EAGVKBwy/1vHx3bppil4=
-github.com/go-chi/jwtauth/v5 v5.3.2/go.mod h1:O4QvPRuZLZghl9WvfVaON+ARfGzpD2PBX/QY5vUz7aQ=
+github.com/go-chi/cors v1.2.1/go.mod h1:sSbTewc+6wYHBBCW7ytsFSn836hqM7JxpglAy2Vzc58=
 github.com/go-ozzo/ozzo-validation/v4 v4.3.0 h1:byhDUpfEwjsVQb1vBunvIjh2BHQ9ead57VkAEY4V+Es=
 github.com/go-ozzo/ozzo-validation/v4 v4.3.0/go.mod h1:2NKgrcHl3z6cJs+3Oo940FPRiTzuqKbvfrL2RxCj6Ew=
-github.com/goccy/go-json v0.10.3 h1:KZ5WoDbxAIgm2HNbYckL0se1fHD6rz5j4ywS6ebzDqA=
-github.com/goccy/go-json v0.10.3/go.mod h1:oq7eo15ShAhp70Anwd5lgX2pLfOS3QCiwU/PULtXL6M=
 github.com/golang-jwt/jwt/v5 v5.2.1 h1:OuVbFODueb089Lh128TAcimifWaLhJwVflnrgM17wHk=
 github.com/golang-jwt/jwt/v5 v5.2.1/go.mod h1:pqrtFR0X4osieyHYxtmOUWsAWrfe1Q5UVIyoH402zdk=
+github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
+github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY=
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+github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/gorilla/context v1.1.1 h1:AWwleXJkX/nhcU9bZSnZoi3h/qGYqQAGhq6zZe/aQW8=
+github.com/gorilla/context v1.1.1/go.mod h1:kBGZzfjB9CEq2AlWe17Uuf7NDRt0dE0s8S51q0aT7Yg=
+github.com/gorilla/mux v1.8.1 h1:TuBL49tXwgrFYWhqrNgrUNEY92u81SPhu7sTdzQEiWY=
+github.com/gorilla/mux v1.8.1/go.mod h1:AKf9I4AEqPTmMytcMc0KkNouC66V3BtZ4qD5fmWSiMQ=
+github.com/gorilla/securecookie v1.1.1 h1:miw7JPhV+b/lAHSXz4qd/nN9jRiAFV5FwjeKyCS8BvQ=
+github.com/gorilla/securecookie v1.1.1/go.mod h1:ra0sb63/xPlUeL+yeDciTfxMRAA+MP+HVt/4epWDjd4=
+github.com/gorilla/sessions v1.1.1 h1:YMDmfaK68mUixINzY/XjscuJ47uXFWSSHzFbBQM0PrE=
+github.com/gorilla/sessions v1.1.1/go.mod h1:8KCfur6+4Mqcc6S0FEfKuN15Vl5MgXW92AE8ovaJD0w=
+github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc=
 github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
 github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
+github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
+github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
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 github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsIM=
@@ -36,59 +59,111 @@ github.com/jackc/puddle/v2 v2.2.2 h1:PR8nw+E/1w0GLuRFSmiioY6UooMp6KJv0/61nB7icHo
 github.com/jackc/puddle/v2 v2.2.2/go.mod h1:vriiEXHvEE654aYKXXjOvZM39qJ0q+azkZFrfEOc3H4=
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-github.com/lestrrat-go/blackmagic v1.0.2 h1:Cg2gVSc9h7sz9NOByczrbUvLopQmXrfFx//N+AkAr5k=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
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 github.com/spf13/pflag v1.0.6 h1:jFzHGLGAlb3ruxLB8MhbI6A8+AQX/2eW4qeyNZXNp2o=
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 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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backend/internal/api/api.go

@@ -10,6 +10,7 @@ import (
 	"github.com/danielgtaylor/huma/v2/adapters/humachi"
 	"github.com/go-chi/chi/v5"
 	"github.com/go-chi/chi/v5/middleware"
+	"github.com/go-chi/cors"
 	"github.com/jackc/pgx/v5/pgxpool"
 
 	"github.com/forfarm/backend/internal/domain"
@@ -48,6 +49,17 @@ func (a *api) Routes() *chi.Mux {
 	router := chi.NewRouter()
 	router.Use(middleware.Logger)
 
+	router.Use(cors.Handler(cors.Options{
+		// AllowedOrigins:   []string{"https://foo.com"}, // Use this to allow specific origin hosts
+		AllowedOrigins: []string{"https://*", "http://*"},
+		// AllowOriginFunc:  func(r *http.Request, origin string) bool { return true },
+		AllowedMethods:   []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
+		AllowedHeaders:   []string{"Accept", "Authorization", "Content-Type", "X-CSRF-Token"},
+		ExposedHeaders:   []string{"Link"},
+		AllowCredentials: true,
+		MaxAge:           300, // Maximum value not ignored by any of major browsers
+	}))
+
 	config := huma.DefaultConfig("ForFarm Public API", "v1.0.0")
 	api := humachi.New(router, config)
 

backend/internal/cmd/api.go

@@ -11,10 +11,11 @@ import (
 
 	"github.com/forfarm/backend/internal/api"
 	"github.com/forfarm/backend/internal/cmdutil"
+	"github.com/forfarm/backend/internal/config"
 )
 
 func APICmd(ctx context.Context) *cobra.Command {
-	var port int = 8000
+	var port int = config.PORT
 
 	cmd := &cobra.Command{
 		Use:   "api",
@@ -29,6 +30,8 @@ func APICmd(ctx context.Context) *cobra.Command {
 			}
 			defer pool.Close()
 
+			logger.Info("connected to database")
+
 			api := api.NewAPI(ctx, logger, pool)
 			server := api.Server(port)
 

backend/internal/cmd/root.go

@@ -2,14 +2,15 @@ package cmd
 
 import (
 	"context"
-	"os"
 
+	"github.com/forfarm/backend/internal/config"
 	"github.com/joho/godotenv"
 	"github.com/spf13/cobra"
 )
 
 func Execute(ctx context.Context) int {
 	_ = godotenv.Load()
+	config.Load()
 
 	rootCmd := &cobra.Command{
 		Use:   "forfarm",
@@ -17,7 +18,7 @@ func Execute(ctx context.Context) int {
 	}
 
 	rootCmd.AddCommand(APICmd(ctx))
-	rootCmd.AddCommand(MigrateCmd(ctx, "pgx", os.Getenv("DATABASE_URL")))
+	rootCmd.AddCommand(MigrateCmd(ctx, "pgx", config.DATABASE_URL))
 
 	if err := rootCmd.Execute(); err != nil {
 		return 1

backend/internal/cmdutil/cmdutil.go

@@ -3,9 +3,9 @@ package cmdutil
 import (
 	"context"
 	"fmt"
-	"os"
 	"time"
 
+	"github.com/forfarm/backend/internal/config"
 	"github.com/jackc/pgx/v5"
 	"github.com/jackc/pgx/v5/pgxpool"
 )
@@ -15,7 +15,7 @@ func NewDatabasePool(ctx context.Context, maxConns int) (*pgxpool.Pool, error) {
 		maxConns = 1
 	}
 
-	url := fmt.Sprintf("%s?pool_max_conns=%d&pool_min_conns=%d", os.Getenv("DATABASE_URL"), maxConns, 2)
+	url := fmt.Sprintf("%s?pool_max_conns=%d&pool_min_conns=%d", config.DATABASE_URL, maxConns, 2)
 	config, err := pgxpool.ParseConfig(url)
 	if err != nil {
 		return nil, err

backend/internal/config/config.go

@@ -0,0 +1,50 @@
+package config
+
+import (
+	"log"
+
+	"github.com/spf13/viper"
+)
+
+var (
+	PORT                 int
+	POSTGRES_USER        string
+	POSTGRES_PASSWORD    string
+	POSTGRES_DB          string
+	DATABASE_URL         string
+	GOOGLE_CLIENT_ID     string
+	GOOGLE_CLIENT_SECRET string
+	GOOGLE_REDIRECT_URL  string
+	JWT_SECRET_KEY       string
+)
+
+func Load() {
+	viper.SetDefault("PORT", 8000)
+	viper.SetDefault("POSTGRES_USER", "postgres")
+	viper.SetDefault("POSTGRES_PASSWORD", "@Password123")
+	viper.SetDefault("POSTGRES_DB", "postgres")
+	viper.SetDefault("DATABASE_URL", "localhost")
+	viper.SetDefault("GOOGLE_CLIENT_ID", "google_client_id")
+	viper.SetDefault("GOOGLE_CLIENT_SECRET", "google_client_secret")
+	viper.SetDefault("JWT_SECRET_KEY", "jwt_secret_key")
+	viper.SetDefault("GOOGLE_REDIRECT_URL", "http://localhost:8000/auth/login/google")
+
+	viper.SetConfigFile(".env")
+	viper.AddConfigPath("../../.")
+
+	if err := viper.ReadInConfig(); err != nil {
+		log.Printf("Warning: Could not read config file: %v", err)
+	}
+
+	viper.AutomaticEnv()
+
+	PORT = viper.GetInt("PORT")
+	POSTGRES_USER = viper.GetString("POSTGRES_USER")
+	POSTGRES_PASSWORD = viper.GetString("POSTGRES_PASSWORD")
+	POSTGRES_DB = viper.GetString("POSTGRES_DB")
+	DATABASE_URL = viper.GetString("DATABASE_URL")
+	GOOGLE_CLIENT_ID = viper.GetString("GOOGLE_CLIENT_ID")
+	GOOGLE_CLIENT_SECRET = viper.GetString("GOOGLE_CLIENT_SECRET")
+	GOOGLE_REDIRECT_URL = viper.GetString("GOOGLE_REDIRECT_URL")
+	JWT_SECRET_KEY = viper.GetString("JWT_SECRET_KEY")
+}

backend/internal/domain/user.go

@@ -2,6 +2,7 @@ package domain
 
 import (
 	"context"
+	"errors"
 	"strings"
 	"time"
 
@@ -27,7 +28,22 @@ func (u *User) NormalizedUsername() string {
 func (u *User) Validate() error {
 	return validation.ValidateStruct(u,
 		validation.Field(&u.UUID, validation.Required),
-		validation.Field(&u.Username, validation.Length(3, 20)),
+		validation.Field(&u.Username, validation.By(func(value interface{}) error {
+			if value == nil {
+				return nil
+			}
+			if value == "" {
+				return nil
+			}
+			username, ok := value.(*string)
+			if !ok {
+				return errors.New("invalid type for username")
+			}
+			if len(*username) < 3 || len(*username) > 20 {
+				return errors.New("username length must be between 3 and 20")
+			}
+			return nil
+		})),
 		validation.Field(&u.Password, validation.Required, validation.Length(6, 100)),
 		validation.Field(&u.Email, validation.Required, is.Email),
 	)

backend/internal/utilities/jwt.go

@@ -1,13 +1,15 @@
 package utilities
 
 import (
+	"errors"
 	"time"
 
+	"github.com/forfarm/backend/internal/config"
 	"github.com/golang-jwt/jwt/v5"
 )
 
 // TODO: Change later
-var secretKey = []byte("secret-key")
+var deafultSecretKey = []byte(config.JWT_SECRET_KEY)
 
 func CreateJwtToken(uuid string) (string, error) {
 	token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
@@ -15,7 +17,7 @@ func CreateJwtToken(uuid string) (string, error) {
 		"exp":  time.Now().Add(time.Hour * 24).Unix(),
 	})
 
-	tokenString, err := token.SignedString(secretKey)
+	tokenString, err := token.SignedString(deafultSecretKey)
 	if err != nil {
 		return "", err
 	}
@@ -23,13 +25,24 @@ func CreateJwtToken(uuid string) (string, error) {
 	return tokenString, nil
 }
 
-func VerifyJwtToken(tokenString string) error {
+func VerifyJwtToken(tokenString string, customKey ...[]byte) error {
+	secretKey := deafultSecretKey
+	if len(customKey) > 0 {
+		if len(customKey[0]) < 32 {
+			return errors.New("provided key is too short, minimum length is 32 bytes")
+		}
+		secretKey = customKey[0]
+	}
+
+	if len(secretKey) == 0 {
+		return errors.New("no secret key available")
+	}
+
 	token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
 		if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
 			return nil, jwt.ErrSignatureInvalid
 		}
 
-		// TODO: CHANGE SECRET KEY
 		return secretKey, nil
 	})
 

backend/migrations/00001_create_user_table.sql

@@ -11,4 +11,3 @@ CREATE TABLE users (
 );
 
 CREATE UNIQUE INDEX idx_users_uuid ON users(uuid);
-CREATE UNIQUE INDEX idx_users_username ON users(username);