Added account endpoint group with register endpoint

go.mod

@@ -5,10 +5,12 @@ go 1.22.3
 require (
 	github.com/MarceloPetrucio/go-scalar-api-reference v0.0.0-20240521013641-ce5d2efe0e06
 	github.com/gin-gonic/gin v1.10.0
+	github.com/golang-jwt/jwt v3.2.2+incompatible
 	github.com/mattn/go-sqlite3 v1.14.16
 	github.com/pelletier/go-toml/v2 v2.2.2
 	github.com/rs/zerolog v1.33.0
 	github.com/swaggo/swag v1.16.3
+	golang.org/x/crypto v0.23.0
 	xorm.io/xorm v1.3.9
 )
 
@@ -46,7 +48,6 @@ require (
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ugorji/go/codec v1.2.12 // indirect
 	golang.org/x/arch v0.8.0 // indirect
-	golang.org/x/crypto v0.23.0 // indirect
 	golang.org/x/net v0.25.0 // indirect
 	golang.org/x/sys v0.20.0 // indirect
 	golang.org/x/text v0.15.0 // indirect

go.sum

@@ -53,6 +53,8 @@ github.com/go-sql-driver/mysql v1.7.0/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9
 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/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
+github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
+github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q=
 github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM=

internal/models/error.go

@@ -0,0 +1,6 @@
+package models
+
+// Error response
+type Error struct {
+	Type string `json:"type"`
+}

internal/models/token.go

@@ -0,0 +1,6 @@
+package models
+
+// Token response
+type Token struct {
+	Token string `json:"token"`
+}

internal/models/v1/account.go

@@ -0,0 +1,13 @@
+package v1
+
+// Account response
+type Account struct {
+	ID       int    `json:"id"`
+	Username string `json:"username"`
+}
+
+// Register body
+type Register struct {
+	Username string `json:"username"`
+	Password string `json:"password"`
+}

internal/router/api/v1/account/register.go

@@ -0,0 +1,85 @@
+package account
+
+import (
+	"fmt"
+
+	"git.supernets.org/perp/gopay/internal/context"
+	"git.supernets.org/perp/gopay/internal/jwt"
+	v1 "git.supernets.org/perp/gopay/internal/models/v1"
+	"golang.org/x/crypto/bcrypt"
+)
+
+// @summary Account registration
+// @description Register an account
+// @tags account
+// @accept json
+// @produce json
+// @param register body v1.Register true "alice" "supersecretpassword"
+// @success 200 {object} models.Token
+// @failure 400 {object} models.Error "MissingBody | UsernameTaken"
+// @failure 403 {object} models.Error "RegistrationDisabled"
+// @failure 500 {object} models.Error "InternalServerError"
+// @router /v1/account/register [post]
+func Register(ctx *context.Context) {
+	// Check if registration is disabled
+	if ctx.Config.Auth.Disabled {
+		ctx.JSON(403, ctx.Error("RegistrationDisabled"))
+		return
+	}
+
+	// Store body
+	var body *v1.Register
+
+	// Bind JSON
+	err := ctx.BindJSON(&body)
+	if err != nil {
+		fmt.Println(err)
+		ctx.JSON(400, ctx.Error("MissingBody"))
+		return
+	}
+
+	// Select account by username
+	account, err := ctx.Db.Account.SelectByUsername(body.Username)
+	if err != nil {
+		ctx.JSON(500, ctx.Error("InternalServerError"))
+		return
+	}
+
+	fmt.Println(account)
+
+	// Account exists
+	if account.Username != "" {
+		ctx.JSON(400, ctx.Error("UsernameTaken"))
+		return
+	}
+
+	// Hash password
+	password, err := bcrypt.GenerateFromPassword([]byte(body.Password), ctx.Config.Auth.Cost)
+	if err != nil {
+		ctx.JSON(500, ctx.Error("InternalServerError"))
+		return
+	}
+
+	// Insert account
+	err = ctx.Db.Account.Insert(body.Username, string(password))
+	if err != nil {
+		ctx.JSON(500, ctx.Error("InternalServerError"))
+		return
+	}
+
+	// Select account by username
+	account, err = ctx.Db.Account.SelectByUsername(body.Username)
+	if err != nil {
+		ctx.JSON(500, ctx.Error("InternalServerError"))
+		return
+	}
+
+	// Generate token
+	token, err := jwt.Encode(account.ID)
+	if err != nil {
+		ctx.JSON(500, ctx.Error("InternalServerError"))
+		return
+	}
+
+	ctx.JSON(200, ctx.Token(token))
+}

internal/router/api/v1/v1.go

@@ -14,7 +14,10 @@
 
 package v1
 
-import "git.supernets.org/perp/gopay/internal/context"
+import (
+	"git.supernets.org/perp/gopay/internal/context"
+	"git.supernets.org/perp/gopay/internal/router/api/v1/account"
+)
 
 // @title GoPay API v1
 // @version 1.0
@@ -29,6 +32,14 @@ import "git.supernets.org/perp/gopay/internal/context"
 // Register v1 routes
 func Register(ctx *context.Context) {
 	v1 := ctx.Group("v1")
+
+	{
 		v1.GET("scalar", ctx.API(Spec))
 		v1.GET("docs", ctx.API(Spec))
+	}
+
+	{
+		a := v1.Group("account")
+		a.POST("register", ctx.API(account.Register))
+	}
 }