├── README.md ├── controllers └── productcontroller │ └── productcontroller.go ├── go.mod ├── go.sum ├── main.go └── models ├── product.go └── setup.go /README.md: -------------------------------------------------------------------------------- 1 | # go-restapi-gin 2 | Tutorial Golang membuat REST API menggunakan gin, gorm dan database MySQL 3 | 4 | Youtube: [Golang REST API dengan Gin, Gorm, MySQL](https://youtu.be/s05AuPgZ7r0) 5 | -------------------------------------------------------------------------------- /controllers/productcontroller/productcontroller.go: -------------------------------------------------------------------------------- 1 | package productcontroller 2 | 3 | import ( 4 | "encoding/json" 5 | "net/http" 6 | 7 | "github.com/tentangkode/go-restapi-gin/models" 8 | "gorm.io/gorm" 9 | 10 | "github.com/gin-gonic/gin" 11 | ) 12 | 13 | func Index(c *gin.Context) { 14 | 15 | var products []models.Product 16 | 17 | models.DB.Find(&products) 18 | c.JSON(http.StatusOK, gin.H{"products": products}) 19 | 20 | } 21 | 22 | func Show(c *gin.Context) { 23 | var product models.Product 24 | id := c.Param("id") 25 | 26 | if err := models.DB.First(&product, id).Error; err != nil { 27 | switch err { 28 | case gorm.ErrRecordNotFound: 29 | c.AbortWithStatusJSON(http.StatusNotFound, gin.H{"message": "Data tidak ditemukan"}) 30 | return 31 | default: 32 | c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{"message": err.Error()}) 33 | return 34 | } 35 | } 36 | 37 | c.JSON(http.StatusOK, gin.H{"product": product}) 38 | } 39 | 40 | func Create(c *gin.Context) { 41 | 42 | var product models.Product 43 | 44 | if err := c.ShouldBindJSON(&product); err != nil { 45 | c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"message": err.Error()}) 46 | return 47 | } 48 | 49 | models.DB.Create(&product) 50 | c.JSON(http.StatusOK, gin.H{"product": product}) 51 | } 52 | 53 | func Update(c *gin.Context) { 54 | var product models.Product 55 | id := c.Param("id") 56 | 57 | if err := c.ShouldBindJSON(&product); err != nil { 58 | c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"message": err.Error()}) 59 | return 60 | } 61 | 62 | if models.DB.Model(&product).Where("id = ?", id).Updates(&product).RowsAffected == 0 { 63 | c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"message": "tidak dapat mengupdate product"}) 64 | return 65 | } 66 | 67 | c.JSON(http.StatusOK, gin.H{"message": "Data berhasil diperbarui"}) 68 | 69 | } 70 | 71 | func Delete(c *gin.Context) { 72 | 73 | var product models.Product 74 | 75 | var input struct { 76 | Id json.Number 77 | } 78 | 79 | if err := c.ShouldBindJSON(&input); err != nil { 80 | c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"message": err.Error()}) 81 | return 82 | } 83 | 84 | id, _ := input.Id.Int64() 85 | if models.DB.Delete(&product, id).RowsAffected == 0 { 86 | c.AbortWithStatusJSON(http.StatusBadRequest, gin.H{"message": "Tidak dapat menghapus product"}) 87 | return 88 | } 89 | 90 | c.JSON(http.StatusOK, gin.H{"message": "Data berhasil dihapus"}) 91 | } 92 | -------------------------------------------------------------------------------- /go.mod: -------------------------------------------------------------------------------- 1 | module github.com/tentangkode/go-restapi-gin 2 | 3 | go 1.18 4 | 5 | require ( 6 | github.com/gin-contrib/sse v0.1.0 // indirect 7 | github.com/gin-gonic/gin v1.8.1 // indirect 8 | github.com/go-playground/locales v0.14.0 // indirect 9 | github.com/go-playground/universal-translator v0.18.0 // indirect 10 | github.com/go-playground/validator/v10 v10.10.0 // indirect 11 | github.com/go-sql-driver/mysql v1.6.0 // indirect 12 | github.com/goccy/go-json v0.9.7 // indirect 13 | github.com/jinzhu/inflection v1.0.0 // indirect 14 | github.com/jinzhu/now v1.1.5 // indirect 15 | github.com/json-iterator/go v1.1.12 // indirect 16 | github.com/leodido/go-urn v1.2.1 // indirect 17 | github.com/mattn/go-isatty v0.0.14 // indirect 18 | github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect 19 | github.com/modern-go/reflect2 v1.0.2 // indirect 20 | github.com/pelletier/go-toml/v2 v2.0.1 // indirect 21 | github.com/ugorji/go/codec v1.2.7 // indirect 22 | golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 // indirect 23 | golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 // indirect 24 | golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069 // indirect 25 | golang.org/x/text v0.3.6 // indirect 26 | google.golang.org/protobuf v1.28.0 // indirect 27 | gopkg.in/yaml.v2 v2.4.0 // indirect 28 | gorm.io/driver/mysql v1.3.5 // indirect 29 | gorm.io/gorm v1.23.8 // indirect 30 | ) 31 | -------------------------------------------------------------------------------- /go.sum: -------------------------------------------------------------------------------- 1 | github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= 2 | github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 3 | github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= 4 | github.com/gin-contrib/sse v0.1.0 h1:Y/yl/+YNO8GZSjAhjMsSuLt29uWRFHdHYUb5lYOV9qE= 5 | github.com/gin-contrib/sse v0.1.0/go.mod h1:RHrZQHXnP2xjPF+u1gW/2HnVO7nvIa9PG3Gm+fLHvGI= 6 | github.com/gin-gonic/gin v1.8.1 h1:4+fr/el88TOO3ewCmQr8cx/CtZ/umlIRIs5M4NTNjf8= 7 | github.com/gin-gonic/gin v1.8.1/go.mod h1:ji8BvRH1azfM+SYow9zQ6SZMvR8qOMZHmsCuWR9tTTk= 8 | github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4= 9 | github.com/go-playground/locales v0.14.0 h1:u50s323jtVGugKlcYeyzC0etD1HifMjqmJqb8WugfUU= 10 | github.com/go-playground/locales v0.14.0/go.mod h1:sawfccIbzZTqEDETgFXqTho0QybSa7l++s0DH+LDiLs= 11 | github.com/go-playground/universal-translator v0.18.0 h1:82dyy6p4OuJq4/CByFNOn/jYrnRPArHwAcmLoJZxyho= 12 | github.com/go-playground/universal-translator v0.18.0/go.mod h1:UvRDBj+xPUEGrFYl+lu/H90nyDXpg0fqeB/AQUGNTVA= 13 | github.com/go-playground/validator/v10 v10.10.0 h1:I7mrTYv78z8k8VXa/qJlOlEXn/nBh+BF8dHX5nt/dr0= 14 | github.com/go-playground/validator/v10 v10.10.0/go.mod h1:74x4gJWsvQexRdW8Pn3dXSGrTK4nAUsbPlLADvpJkos= 15 | github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE= 16 | github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg= 17 | github.com/goccy/go-json v0.9.7 h1:IcB+Aqpx/iMHu5Yooh7jEzJk1JZ7Pjtmys2ukPr7EeM= 18 | github.com/goccy/go-json v0.9.7/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I= 19 | github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= 20 | github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= 21 | github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= 22 | github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E= 23 | github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc= 24 | github.com/jinzhu/now v1.1.4/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8= 25 | github.com/jinzhu/now v1.1.5 h1:/o9tlHleP7gOFmsnYNz3RGnqzefHA47wQpKrrdTIwXQ= 26 | github.com/jinzhu/now v1.1.5/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8= 27 | github.com/json-iterator/go v1.1.12 h1:PV8peI4a0ysnczrg+LtxykD8LfKY9ML6u2jnxaEnrnM= 28 | github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHmT4TnhNGBo= 29 | github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= 30 | github.com/kr/pretty v0.2.1/go.mod h1:ipq/a2n7PKx3OHsz4KJII5eveXtPO4qwEXGdVfWzfnI= 31 | github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk= 32 | github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= 33 | github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= 34 | github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= 35 | github.com/leodido/go-urn v1.2.1 h1:BqpAaACuzVSgi/VLzGZIobT2z4v53pjosyNd9Yv6n/w= 36 | github.com/leodido/go-urn v1.2.1/go.mod h1:zt4jvISO2HfUBqxjfIshjdMTYS56ZS/qv49ictyFfxY= 37 | github.com/mattn/go-isatty v0.0.14 h1:yVuAays6BHfxijgZPzw+3Zlu5yQgKGP2/hcQbHb7S9Y= 38 | github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94= 39 | github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 h1:ZqeYNhU3OHLH3mGKHDcjJRFFRrJa6eAM5H+CtDdOsPc= 40 | github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= 41 | github.com/modern-go/reflect2 v1.0.2 h1:xBagoLtFs94CBntxluKeaWgTMpvLxC4ur3nMaC9Gz0M= 42 | github.com/modern-go/reflect2 v1.0.2/go.mod h1:yWuevngMOJpCy52FWWMvUC8ws7m/LJsjYzDa0/r8luk= 43 | github.com/pelletier/go-toml/v2 v2.0.1 h1:8e3L2cCQzLFi2CR4g7vGFuFxX7Jl1kKX8gW+iV0GUKU= 44 | github.com/pelletier/go-toml/v2 v2.0.1/go.mod h1:r9LEWfGN8R5k0VXJ+0BkIe7MYkRdwZOjgMj2KwnJFUo= 45 | github.com/pkg/diff v0.0.0-20210226163009-20ebb0f2a09e/go.mod h1:pJLUxLENpZxwdsKMEsNbx1VGcRFpLqf3715MtcvvzbA= 46 | github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= 47 | github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc= 48 | github.com/rogpeppe/go-internal v1.8.0/go.mod h1:WmiCO8CzOY8rg0OYDC4/i/2WRWAB6poM+XZ2dLUbcbE= 49 | github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= 50 | github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= 51 | github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 52 | github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 53 | github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= 54 | github.com/ugorji/go v1.2.7/go.mod h1:nF9osbDWLy6bDVv/Rtoh6QgnvNDpmCalQV5urGCCS6M= 55 | github.com/ugorji/go/codec v1.2.7 h1:YPXUKf7fYbp/y8xloBqZOw2qaVggbfwMlI8WM3wZUJ0= 56 | github.com/ugorji/go/codec v1.2.7/go.mod h1:WGN1fab3R1fzQlVQTkfxVtIBhWDRqOviHU95kRgeqEY= 57 | golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97 h1:/UOmuWzQfxxo9UtlXMwuQU8CMgg1eZXqTRwkSQJWKOI= 58 | golang.org/x/crypto v0.0.0-20210711020723-a769d52b0f97/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc= 59 | golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 h1:qWPm9rbaAMKs8Bq/9LRpbMqxWRVUAQwMI9fVrssnTfw= 60 | golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg= 61 | golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= 62 | golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 63 | golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 64 | golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069 h1:siQdpVirKtzPhKl3lZWozZraCFObP8S1v6PRp0bLrtU= 65 | golang.org/x/sys v0.0.0-20210806184541-e5e7981a1069/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= 66 | golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo= 67 | golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= 68 | golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M= 69 | golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= 70 | golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= 71 | golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= 72 | google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw= 73 | google.golang.org/protobuf v1.28.0 h1:w43yiav+6bVFTBQFZX0r7ipe9JQ1QsbMgHwbBziscLw= 74 | google.golang.org/protobuf v1.28.0/go.mod h1:HV8QOd/L58Z+nl8r43ehVNZIU/HEI6OcFqwMG9pJV4I= 75 | gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= 76 | gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= 77 | gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q= 78 | gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI= 79 | gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY= 80 | gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ= 81 | gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= 82 | gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= 83 | gorm.io/driver/mysql v1.3.5 h1:iWBTVW/8Ij5AG4e0G/zqzaJblYkBI1VIL1LG2HUGsvY= 84 | gorm.io/driver/mysql v1.3.5/go.mod h1:sSIebwZAVPiT+27jK9HIwvsqOGKx3YMPmrA3mBJR10c= 85 | gorm.io/gorm v1.23.8 h1:h8sGJ+biDgBA1AD1Ha9gFCx7h8npU7AsLdlkX0n2TpE= 86 | gorm.io/gorm v1.23.8/go.mod h1:l2lP/RyAtc1ynaTjFksBde/O8v9oOGIApu2/xRitmZk= 87 | -------------------------------------------------------------------------------- /main.go: -------------------------------------------------------------------------------- 1 | package main 2 | 3 | import ( 4 | "github.com/tentangkode/go-restapi-gin/controllers/productcontroller" 5 | "github.com/tentangkode/go-restapi-gin/models" 6 | 7 | "github.com/gin-gonic/gin" 8 | ) 9 | 10 | func main() { 11 | r := gin.Default() 12 | models.ConnectDatabase() 13 | 14 | r.GET("/api/products", productcontroller.Index) 15 | r.GET("/api/product/:id", productcontroller.Show) 16 | r.POST("/api/product", productcontroller.Create) 17 | r.PUT("/api/product/:id", productcontroller.Update) 18 | r.DELETE("/api/product", productcontroller.Delete) 19 | 20 | r.Run() 21 | } 22 | -------------------------------------------------------------------------------- /models/product.go: -------------------------------------------------------------------------------- 1 | package models 2 | 3 | type Product struct { 4 | Id int64 `gorm:"primaryKey" json:"id"` 5 | NamaProduct string `gorm:"type:varchar(300)" json:"nama_product"` 6 | Deskripsi string `gorm:"type:text" json:"deskripsi"` 7 | } 8 | -------------------------------------------------------------------------------- /models/setup.go: -------------------------------------------------------------------------------- 1 | package models 2 | 3 | import ( 4 | "gorm.io/driver/mysql" 5 | "gorm.io/gorm" 6 | ) 7 | 8 | var DB *gorm.DB 9 | 10 | func ConnectDatabase() { 11 | database, err := gorm.Open(mysql.Open("root:@tcp(localhost:3306)/go_restapi_gin")) 12 | if err != nil { 13 | panic(err) 14 | } 15 | 16 | database.AutoMigrate(&Product{}) 17 | 18 | DB = database 19 | } 20 | --------------------------------------------------------------------------------