Initial commit

This commit is contained in:
Nabil Ould Hamou 2024-02-15 00:36:17 +01:00
commit 90a60c185b
14 changed files with 609 additions and 0 deletions

3
.env Normal file
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DSN=""
JWT_SECRET=""
GIN_MODE="debug"

11
api/api.go Normal file
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package api
import "github.com/gin-gonic/gin"
var Router *gin.Engine
var Api *gin.RouterGroup
func CreateRouter() {
Router = gin.Default()
Api = Router.Group("/api")
}

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package controllers
import (
"errors"
"github.com/gin-gonic/gin"
"github.com/golang-jwt/jwt"
"github.com/google/uuid"
"go-backend-starter-project/initializers"
"go-backend-starter-project/models"
"go-backend-starter-project/tokens"
"golang.org/x/crypto/bcrypt"
"gorm.io/gorm"
"net/http"
"os"
"time"
)
func Signup(c *gin.Context) {
var body struct {
Username string
Email string
Password string
}
if err := c.Bind(&body); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request format"})
return
}
if body.Username == "" || body.Email == "" || body.Password == "" {
c.JSON(http.StatusBadRequest, gin.H{"error": "Missing required fields"})
return
}
hashedPassword, err := bcrypt.GenerateFromPassword([]byte(body.Password), bcrypt.DefaultCost)
if err != nil {
c.Status(http.StatusInternalServerError)
}
user := models.User{
Email: body.Email,
Password: string(hashedPassword),
}
result := initializers.DB.Create(&user)
if result.Error != nil {
c.JSON(http.StatusBadRequest, gin.H{
"error": "An account already exists with that email.",
})
return
}
tokenString, err := createToken(user.ID)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{
"error": err,
})
return
}
c.SetSameSite(http.SameSiteLaxMode)
c.SetCookie("Authorization", tokenString, 3600*24*30, "", "", false, true)
c.JSON(http.StatusAccepted, gin.H{
"user": user,
"token": tokenString,
})
}
func Login(c *gin.Context) {
var body struct {
Email string
Password string
}
if err := c.Bind(&body); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid request format"})
return
}
if body.Email == "" || body.Password == "" {
c.JSON(http.StatusBadRequest, gin.H{"error": "Missing required fields"})
return
}
var user models.User
result := initializers.DB.First(&user, "email = ?", body.Email)
if result.Error != nil {
if errors.Is(result.Error, gorm.ErrRecordNotFound) {
c.JSON(http.StatusBadRequest, gin.H{"error": "Email/Password is invalid."})
} else {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Database error"})
}
return
}
err := bcrypt.CompareHashAndPassword([]byte(user.Password), []byte(body.Password))
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Email/Password is invalid."})
return
}
tokenString, err := createToken(user.ID)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{
"error": err,
})
return
}
c.SetSameSite(http.SameSiteLaxMode)
c.SetCookie("Authorization", tokenString, 3600*24*30, "", "", false, true)
c.JSON(http.StatusAccepted, gin.H{
"user": user,
"token": tokenString,
})
}
func createToken(userId uuid.UUID) (string, error) {
newToken := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
"bearer": userId,
"expiresAt": time.Now().Add(time.Hour * 24 * 30).Unix(),
})
tokenString, err := newToken.SignedString([]byte(os.Getenv("JWT_SECRET")))
if err != nil {
return "", errors.New("could not create token")
}
return tokenString, nil
}
func Logout(c *gin.Context) {
c.SetCookie("Authorization", "", -1, "", "", false, true)
c.Status(http.StatusOK)
}
func ValidateToken(c *gin.Context) {
parsedToken, err := tokens.ParseToken(c)
if err != nil {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
if time.Now().Unix() > parsedToken.ExpiresAt.Unix() {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
var user models.User
initializers.DB.First(&user, "id = ?", parsedToken.Bearer)
if user.ID == uuid.Nil {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
c.Status(http.StatusAccepted)
}

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package controllers
import (
"errors"
"go-backend-starter-project/initializers"
"go-backend-starter-project/models"
token "go-backend-starter-project/tokens"
"net/http"
"github.com/gin-gonic/gin"
"github.com/google/uuid"
"gorm.io/gorm"
)
func GetUserById(c *gin.Context) {
userId := c.Param("id")
uniqueId, err := uuid.Parse(userId)
if err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": "Invalid user ID format"})
return
}
var user models.User
result := initializers.DB.First(&user, "id = ?", uniqueId)
if result.Error != nil {
if errors.Is(result.Error, gorm.ErrRecordNotFound) {
c.JSON(http.StatusNotFound, gin.H{"error": "User not found"})
} else {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Unknown database error"})
}
return
}
c.JSON(http.StatusOK, user)
}
func GetUsers(c *gin.Context) {
var users []models.User
result := initializers.DB.Find(&users)
if result.Error != nil {
c.Status(http.StatusBadRequest)
return
}
c.JSON(http.StatusAccepted, gin.H{
"users": users,
})
}
func DeleteUser(c *gin.Context) {
session, err := token.ParseToken(c)
if err != nil {
c.Status(http.StatusInternalServerError)
return
}
var user models.User
result := initializers.DB.First(&user, "id = ?", session.Bearer)
if result.Error != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Unknown database error"})
return
}
result = initializers.DB.Delete(&user)
if result.Error != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": "Unknown database error"})
return
}
c.SetCookie("Authorization", "", -1, "", "", false, true)
c.JSON(http.StatusAccepted, gin.H{
"success": "Account deleted.",
})
}

42
go.mod Normal file
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module go-backend-starter-project
go 1.22.0
require (
github.com/gin-gonic/gin v1.9.1
github.com/golang-jwt/jwt v3.2.2+incompatible
github.com/google/uuid v1.6.0
github.com/joho/godotenv v1.5.1
golang.org/x/crypto v0.19.0
gorm.io/driver/mysql v1.5.4
gorm.io/gorm v1.25.7
)
require (
github.com/bytedance/sonic v1.9.1 // indirect
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 // indirect
github.com/gabriel-vasile/mimetype v1.4.2 // indirect
github.com/gin-contrib/sse v0.1.0 // 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 v10.14.0 // indirect
github.com/go-sql-driver/mysql v1.7.0 // indirect
github.com/goccy/go-json v0.10.2 // indirect
github.com/jinzhu/inflection v1.0.0 // indirect
github.com/jinzhu/now v1.1.5 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/klauspost/cpuid/v2 v2.2.4 // indirect
github.com/leodido/go-urn v1.2.4 // indirect
github.com/mattn/go-isatty v0.0.19 // indirect
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
github.com/modern-go/reflect2 v1.0.2 // indirect
github.com/pelletier/go-toml/v2 v2.0.8 // indirect
github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
github.com/ugorji/go/codec v1.2.11 // indirect
golang.org/x/arch v0.3.0 // indirect
golang.org/x/net v0.10.0 // indirect
golang.org/x/sys v0.17.0 // indirect
golang.org/x/text v0.14.0 // indirect
google.golang.org/protobuf v1.30.0 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)

103
go.sum Normal file
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github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=
github.com/chenzhuoyu/base64x v0.0.0-20211019084208-fb5309c8db06/go.mod h1:DH46F32mSOjUmXrMHnKwZdA8wcEefY7UVqBKYGjpdQY=
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311 h1:qSGYFH7+jGhDF8vLC+iwCD4WpbV1EBDSzWkJODFLams=
github.com/chenzhuoyu/base64x v0.0.0-20221115062448-fe3a3abad311/go.mod h1:b583jCggY9gE99b6G5LEC39OIiVsWj+R97kbl5odCEk=
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 v1.4.2 h1:w5qFW6JKBz9Y393Y4q372O9A7cUSequkh1Q7OhCmWKU=
github.com/gabriel-vasile/mimetype v1.4.2/go.mod h1:zApsH/mKG4w07erKIaJPFiX0Tsq9BFQgN3qGY5GnNgA=
github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE=
github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI=
github.com/gin-gonic/gin v1.9.1 h1:4idEAncQnU5cB7BeOkPtxjfCSye0AAm1R0RVIqJ+Jmg=
github.com/gin-gonic/gin v1.9.1/go.mod h1:hPrL7YrpYKXt5YId3A/Tnip5kqbEAP+KLuI3SUcPTeU=
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 v10.14.0 h1:vgvQWe3XCz3gIeFDm/HnTIbj6UGmg/+t63MyGU2n5js=
github.com/go-playground/validator/v10 v10.14.0/go.mod h1:9iXMNT7sEkjXb0I+enO7QXmzG6QCsPWY4zveKFVRSyU=
github.com/go-sql-driver/mysql v1.7.0 h1:ueSltNNllEqE3qcWBTD0iQd3IpL/6U+mJxLkazJ7YPc=
github.com/go-sql-driver/mysql v1.7.0/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=
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/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 v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk=
github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
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/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ=
github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
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 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
github.com/klauspost/cpuid/v2 v2.2.4 h1:acbojRNwl3o09bUq+yDCtZFc1aiwaAAxtcn8YkZXnvk=
github.com/klauspost/cpuid/v2 v2.2.4/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
github.com/leodido/go-urn v1.2.4 h1:XlAE/cm/ms7TE/VMVoduSpNBoyc2dOxHs5MZSwAN63Q=
github.com/leodido/go-urn v1.2.4/go.mod h1:7ZrI8mTSeBSHl/UaRyKQW1qZeMgak41ANeCNaVckg+4=
github.com/mattn/go-isatty v0.0.19 h1:JITubQf0MOLdlGRuRq+jtsDlekdYPia9ZFsB8h/APPA=
github.com/mattn/go-isatty v0.0.19/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd h1:TRLaZ9cD/w8PVh93nsPXa1VrQ6jlwL5oN8l14QlcNfg=
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/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 v2.0.8 h1:0ctb6s9mE31h0/lhu+J6OPmVeDxJn+kYnJc2jZR9tGQ=
github.com/pelletier/go-toml/v2 v2.0.8/go.mod h1:vuYfssBdrU2XDZ9bYydBu6t+6a6PYNcZljzZR9VXg+4=
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/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 v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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 v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
github.com/stretchr/testify v1.8.3 h1:RP3t2pwF7cMEbC1dqtB6poj3niw/9gnV4Cjg5oW5gtY=
github.com/stretchr/testify v1.8.3/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
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 v1.2.11 h1:BMaWp1Bb6fHwEtbplGBGJ498wD+LKlNSl25MjdZY4dU=
github.com/ugorji/go/codec v1.2.11/go.mod h1:UNopzCgEMSXjBc6AOMqYvWC1ktqTAfzJZUZgYf6w6lg=
golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
golang.org/x/arch v0.3.0 h1:02VY4/ZcO/gBOH6PUaoiptASxtXU10jazRCP865E97k=
golang.org/x/arch v0.3.0/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
golang.org/x/crypto v0.19.0 h1:ENy+Az/9Y1vSrlrvBSyna3PITt4tiZLf7sgCjZBX7Wo=
golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU=
golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M=
golang.org/x/net v0.10.0/go.mod h1:0qNGK6F8kojg2nk9dLZ2mShWaEBan6FAoqfSigmmuDg=
golang.org/x/sys v0.0.0-20220704084225-05e143d24a9e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.17.0 h1:25cE3gD+tdBA7lp7QfhuV+rJiE9YXTcS3VG1SqssI/Y=
golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
google.golang.org/protobuf v1.30.0 h1:kPPoIgf3TsEvrm0PFe15JQ+570QVxYzEvvHqChK+cng=
google.golang.org/protobuf v1.30.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
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=
gorm.io/driver/mysql v1.5.4 h1:igQmHfKcbaTVyAIHNhhB888vvxh8EdQ2uSUT0LPcBso=
gorm.io/driver/mysql v1.5.4/go.mod h1:9rYxJph/u9SWkWc9yY4XJ1F/+xO0S/ChOmbk3+Z5Tvs=
gorm.io/gorm v1.25.7-0.20240204074919-46816ad31dde/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
gorm.io/gorm v1.25.7 h1:VsD6acwRjz2zFxGO50gPO6AkNs7KKnvfzUjHQhZDz/A=
gorm.io/gorm v1.25.7/go.mod h1:hbnx/Oo0ChWMn1BIhpy1oYozzpM15i4YPuHDmfYtwg8=
rsc.io/pdf v0.1.1/go.mod h1:n8OzWcQ6Sp37PL01nO98y4iUCRdTGarVfzxY20ICaU4=

15
initializers/assets.go Normal file
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package initializers
import (
"log"
"os"
)
func CreateAssetsFolders() {
if _, err := os.Stat("assets"); os.IsNotExist(err) {
if err := os.MkdirAll("assets", os.ModePerm); err != nil {
log.Fatal(err)
}
}
}

19
initializers/database.go Normal file
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package initializers
import (
"gorm.io/driver/mysql"
"gorm.io/gorm"
"log"
"os"
)
var DB *gorm.DB
func ConnectToDB() {
dsn := os.Getenv("DSN")
var err error
DB, err = gorm.Open(mysql.Open(dsn), &gorm.Config{})
if err != nil {
log.Fatal("Could not connect to database:\n" + err.Error())
}
}

14
initializers/loadEnv.go Normal file
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package initializers
import (
"github.com/joho/godotenv"
"log"
)
func LoadEnv() {
err := godotenv.Load()
if err != nil {
log.Fatal("Could not load .env file")
}
}

40
main.go Normal file
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package main
import (
"go-backend-starter-project/api"
"go-backend-starter-project/controllers"
"go-backend-starter-project/initializers"
"go-backend-starter-project/middleware"
"log"
"os"
"github.com/gin-gonic/gin"
)
func init() {
initializers.LoadEnv()
initializers.ConnectToDB()
}
func main() {
gin.SetMode(os.Getenv("GIN_MODE"))
api.CreateRouter()
// Basic auth
api.Api.POST("/auth/signup", controllers.Signup)
api.Api.POST("/auth/login", controllers.Login)
api.Api.POST("/auth/logout", controllers.Logout)
api.Api.GET("/auth/validate", controllers.ValidateToken)
// Basic user
api.Api.GET("/users", controllers.GetUsers)
api.Api.GET("/users/:id", controllers.GetUserById)
api.Api.DELETE("/users", middleware.RequireAuth, controllers.DeleteUser)
log.Println("Starting server...")
err := api.Router.Run()
if err != nil {
log.Fatal("Router could not be created.")
}
}

36
middleware/requireAuth.go Normal file
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package middleware
import (
"go-backend-starter-project/initializers"
"go-backend-starter-project/models"
"go-backend-starter-project/tokens"
"net/http"
"time"
"github.com/gin-gonic/gin"
"github.com/google/uuid"
)
func RequireAuth(c *gin.Context) {
parsedToken, err := tokens.ParseToken(c)
if err != nil {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
if time.Now().Unix() > parsedToken.ExpiresAt.Unix() {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
var user models.User
initializers.DB.First(&user, "id = ?", parsedToken.Bearer)
if user.ID == uuid.Nil {
c.AbortWithStatus(http.StatusUnauthorized)
return
}
c.Set("user", user)
c.Next()
}

26
migrate/migration.go Normal file
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package main
import (
"go-backend-starter-project/initializers"
"go-backend-starter-project/models"
"log"
)
func init() {
initializers.LoadEnv()
initializers.ConnectToDB()
}
func main() {
log.Println("Migrating models to DB...")
err := initializers.DB.AutoMigrate(
&models.User{},
)
if err != nil {
log.Fatalf("Automatic migration has failed: %v", err)
}
log.Println("Migration sucessful!")
}

20
models/userModel.go Normal file
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package models
import (
"github.com/google/uuid"
"gorm.io/gorm"
"time"
)
type User struct {
ID uuid.UUID `gorm:"type:char(36);primary_key;"`
CreatedAt time.Time
UpdatedAt time.Time
Email string
Password string `json:"-"`
}
func (user *User) BeforeCreate(tx *gorm.DB) (err error) {
user.ID = uuid.New()
return
}

44
tokens/tokenParser.go Normal file
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package tokens
import (
"errors"
"fmt"
"github.com/gin-gonic/gin"
"github.com/golang-jwt/jwt"
"github.com/google/uuid"
"go-backend-starter-project/initializers"
"go-backend-starter-project/models"
"math"
"os"
"time"
)
type UserSession struct {
Bearer uuid.UUID
ExpiresAt time.Time
}
func ParseToken(c *gin.Context) (UserSession, error) {
tokenString, err := c.Cookie("Authorization")
if len(tokenString) == 0 || err != nil {
return UserSession{}, errors.New("Cookie not found")
}
token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
return nil, fmt.Errorf("Unexpected signing method: %v", token.Header["alg"])
}
return []byte(os.Getenv("JWT_SECRET")), nil
})
if claims, ok := token.Claims.(jwt.MapClaims); ok && token.Valid {
var user models.User
initializers.DB.Find(&user, "id = ?", claims["bearer"])
sec, dec := math.Modf(claims["expiresAt"].(float64))
return UserSession{Bearer: user.ID, ExpiresAt: time.Unix(int64(sec), int64(dec*(1e9)))}, nil
}
return UserSession{}, errors.New("Token is not valid")
}