Initial commit

Author: golang-mitrah

README.md

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+# **Gin GoORM REST api**
+
+Clone the git repo - `git clone git@github.com:golang-mitrah/gin-RestAPI-postgres-orm.git` - or [download it](https://github.com/golang-mitrah/gin-RestAPI-postgres-orm/zipball/master).
+
+## **Contributors**
+
+Gin GoORM REST api is authored by **[GoLang Mitrah](https://www.MitrahSoft.com/)** and everyone is welcome to contribute. 
+
+## **Problems**
+
+If you experience any problems with Gin GoORM REST api API wrapper please:
+
+* [submit a ticket to our issue tracker](https://github.com/golang-mitrah/gin-RestAPI-postgres-orm/issues)
+* fix the error yourself and send us a pull request
+
+## **Social Media**
+
+You'll find us on [Twitter](https://twitter.com/MitrahSoft) and [Facebook](http://www.facebook.com/MitrahSoft) 

controllers/user.go

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+package controllers
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+	"github.com/golang-mitrah/gin-RestAPI-postgres-orm/models"
+)
+
+//GetUsers ... Get all users
+func GetUsers(c *gin.Context) {
+	var user []models.User
+	err := models.GetAllUsers(&user)
+	if err != nil {
+		c.AbortWithStatus(http.StatusNotFound)
+	} else {
+		c.JSON(http.StatusOK, user)
+	}
+}
+
+//CreateUser ... Create User
+func CreateUser(c *gin.Context) {
+	var user models.User
+	c.BindJSON(&user)
+	err := models.CreateUser(&user)
+	if err != nil {
+		fmt.Println(err.Error())
+		c.AbortWithStatus(http.StatusNotFound)
+	} else {
+		c.JSON(http.StatusOK, user)
+	}
+}
+
+//GetUserByID ... Get the user by id
+func GetUserByID(c *gin.Context) {
+	id := c.Params.ByName("id")
+	var user models.User
+	err := models.GetUserByID(&user, id)
+	if err != nil {
+		c.AbortWithStatus(http.StatusNotFound)
+	} else {
+		c.JSON(http.StatusOK, user)
+	}
+}
+
+//UpdateUser ... Update the user information
+func UpdateUser(c *gin.Context) {
+	var user models.User
+	id := c.Params.ByName("id")
+	err := models.GetUserByID(&user, id)
+	if err != nil {
+		c.JSON(http.StatusNotFound, user)
+	}
+	c.BindJSON(&user)
+	err = models.UpdateUser(&user, id)
+	if err != nil {
+		c.AbortWithStatus(http.StatusNotFound)
+	} else {
+		c.JSON(http.StatusOK, user)
+	}
+}
+
+//DeleteUser ... Delete the user
+func DeleteUser(c *gin.Context) {
+	var user models.User
+	id := c.Params.ByName("id")
+	err := models.DeleteUser(&user, id)
+	if err != nil {
+		c.AbortWithStatus(http.StatusNotFound)
+	} else {
+		c.JSON(http.StatusOK, gin.H{"id" + id: "is deleted"})
+	}
+}

database/database.go

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+package database
+
+import (
+	"gorm.io/driver/postgres"
+	"gorm.io/gorm"
+)
+
+var DB *gorm.DB
+
+func ConnectToDB() {
+	var err error
+	connection, err := gorm.Open(postgres.Open("host=localhost user=sm dbname=gin_goorm_rest port=5432 password="), &gorm.Config{})
+	if err != nil {
+		panic("could not connect to DB!")
+	}
+
+	DB = connection
+
+}

go.mod

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+module github.com/golang-mitrah/gin-RestAPI-postgres-orm
+
+go 1.17
+
+require (
+	github.com/gin-contrib/sse v0.1.0 // indirect
+	github.com/gin-gonic/gin v1.7.4 // indirect
+	github.com/go-playground/locales v0.13.0 // indirect
+	github.com/go-playground/universal-translator v0.17.0 // indirect
+	github.com/go-playground/validator/v10 v10.4.1 // indirect
+	github.com/golang/protobuf v1.3.3 // indirect
+	github.com/jackc/chunkreader/v2 v2.0.1 // indirect
+	github.com/jackc/pgconn v1.8.1 // indirect
+	github.com/jackc/pgio v1.0.0 // indirect
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgproto3/v2 v2.0.6 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20200714003250-2b9c44734f2b // indirect
+	github.com/jackc/pgtype v1.7.0 // indirect
+	github.com/jackc/pgx/v4 v4.11.0 // indirect
+	github.com/jinzhu/inflection v1.0.0 // indirect
+	github.com/jinzhu/now v1.1.2 // indirect
+	github.com/json-iterator/go v1.1.9 // indirect
+	github.com/leodido/go-urn v1.2.0 // indirect
+	github.com/mattn/go-isatty v0.0.12 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
+	github.com/modern-go/reflect2 v1.0.1 // indirect
+	github.com/ugorji/go/codec v1.1.7 // indirect
+	golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2 // indirect
+	golang.org/x/sys v0.0.0-20201119102817-f84b799fce68 // indirect
+	golang.org/x/text v0.3.3 // indirect
+	gopkg.in/yaml.v2 v2.2.8 // indirect
+	gorm.io/driver/postgres v1.1.0 // indirect
+	gorm.io/gorm v1.21.14 // indirect
+)

go.sum

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+package main
+
+import (
+	"github.com/golang-mitrah/gin-RestAPI-postgres-orm/database"
+	"github.com/golang-mitrah/gin-RestAPI-postgres-orm/models"
+	"github.com/golang-mitrah/gin-RestAPI-postgres-orm/routes"
+)
+
+func main() {
+
+	database.ConnectToDB()
+	database.DB.AutoMigrate(&models.User{})
+
+	r := routes.SetupRouter()
+	//running
+	r.Run()
+}

main.go

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+package models
+
+import (
+	"fmt"
+
+	"github.com/golang-mitrah/gin-RestAPI-postgres-orm/database"
+	_ "gorm.io/driver/postgres"
+)
+
+//GetAllUsers Fetch all user data
+func GetAllUsers(user *[]User) (err error) {
+	if err = database.DB.Find(user).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
+//CreateUser ... Insert New data
+func CreateUser(user *User) (err error) {
+	if err = database.DB.Create(user).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
+//GetUserByID ... Fetch only one user by Id
+func GetUserByID(user *User, id string) (err error) {
+	if err = database.DB.Where("id = ?", id).First(user).Error; err != nil {
+		return err
+	}
+	return nil
+}
+
+//UpdateUser ... Update user
+func UpdateUser(user *User, id string) (err error) {
+	fmt.Println(user)
+	database.DB.Save(user)
+	return nil
+}
+
+//DeleteUser ... Delete user
+func DeleteUser(user *User, id string) (err error) {
+	database.DB.Where("id = ?", id).Delete(user)
+	return nil
+}

models/user.go

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+package models
+
+type User struct {
+	Id      uint   `json:"id"`
+	Name    string `json:"name"`
+	Email   string `json:"email"`
+	Phone   string `json:"phone"`
+	Address string `json:"address"`
+}
+
+func (b *User) TableName() string {
+	return "user"
+}

models/usermodel.go

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+package routes
+
+import (
+	"github.com/golang-mitrah/gin-RestAPI-postgres-orm/controllers"
+
+	"github.com/gin-gonic/gin"
+)
+
+//SetupRouter ... Configure routes
+func SetupRouter() *gin.Engine {
+	r := gin.Default()
+	grp1 := r.Group("/user-api")
+	{
+		grp1.GET("user", controllers.GetUsers)
+		grp1.POST("user", controllers.CreateUser)
+		grp1.GET("user/:id", controllers.GetUserByID)
+		grp1.PUT("user/:id", controllers.UpdateUser)
+		grp1.DELETE("user/:id", controllers.DeleteUser)
+	}
+	return r
+}