implemented post handler

backend/go.mod

@@ -1,12 +1,49 @@
 module adam-french.co.uk/backend
 
-go 1.22
+go 1.24.0
 
 require (
-	github.com/gin-gonic/gin v1.9.1
+	github.com/gin-gonic/gin v1.11.0
-	github.com/joho/godotenv v1.5.1
+	gorm.io/driver/postgres v1.6.0
-	github.com/lib/pq v1.10.7
+	gorm.io/gorm v1.31.1
-	github.com/sirupsen/logrus v1.9.3
+)
-	gorm.io/gorm v1.26.0
+
-	gorm.io/driver/postgres v1.5.0
+require (
+	github.com/bytedance/sonic v1.14.0 // indirect
+	github.com/bytedance/sonic/loader v0.3.0 // indirect
+	github.com/cloudwego/base64x v0.1.6 // indirect
+	github.com/gabriel-vasile/mimetype v1.4.8 // indirect
+	github.com/gin-contrib/sse v1.1.0 // 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 v10.27.0 // indirect
+	github.com/goccy/go-json v0.10.2 // indirect
+	github.com/goccy/go-yaml v1.18.0 // indirect
+	github.com/jackc/pgpassfile v1.0.0 // indirect
+	github.com/jackc/pgservicefile v0.0.0-20240606120523-5a60cdf6a761 // indirect
+	github.com/jackc/pgx/v5 v5.6.0 // indirect
+	github.com/jackc/puddle/v2 v2.2.2 // 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 v2.3.0 // indirect
+	github.com/leodido/go-urn v1.4.0 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421 // indirect
+	github.com/modern-go/reflect2 v1.0.2 // indirect
+	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
+	github.com/quic-go/qpack v0.5.1 // indirect
+	github.com/quic-go/quic-go v0.54.0 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
+	github.com/ugorji/go/codec v1.3.0 // indirect
+	go.uber.org/mock v0.5.0 // indirect
+	golang.org/x/arch v0.20.0 // indirect
+	golang.org/x/crypto v0.43.0 // indirect
+	golang.org/x/mod v0.29.0 // indirect
+	golang.org/x/net v0.46.0 // indirect
+	golang.org/x/sync v0.17.0 // indirect
+	golang.org/x/sys v0.37.0 // indirect
+	golang.org/x/text v0.30.0 // indirect
+	golang.org/x/tools v0.38.0 // indirect
+	google.golang.org/protobuf v1.36.10 // indirect
 )

backend/go.sum

@@ -1 +1,129 @@
-go mod tidy
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+golang.org/x/tools v0.38.0 h1:Hx2Xv8hISq8Lm16jvBZ2VQf+RLmbd7wVUsALibYI/IQ=
+golang.org/x/tools v0.38.0/go.mod h1:yEsQ/d/YK8cjh0L6rZlY8tgtlKiBNTL14pGDJPJpYQs=
+google.golang.org/protobuf v1.36.10 h1:AYd7cD/uASjIL6Q9LiTjz8JLcrh/88q5UObnmY3aOOE=
+google.golang.org/protobuf v1.36.10/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
+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/postgres v1.6.0 h1:2dxzU8xJ+ivvqTRph34QX+WrRaJlmfyPqXmoGVjMBa4=
+gorm.io/driver/postgres v1.6.0/go.mod h1:vUw0mrGgrTK+uPHEhAdV4sfFELrByKVGnaVRkXDhtWo=
+gorm.io/gorm v1.31.1 h1:7CA8FTFz/gRfgqgpeKIBcervUn3xSyPUmr6B2WXJ7kg=
+gorm.io/gorm v1.31.1/go.mod h1:XyQVbO2k6YkOis7C2437jSit3SsDK72s7n7rsSHd+Gs=

backend/main.go

@@ -1,14 +1,14 @@
 package main
 
 import (
-	"fmt"
-	"net/http"
-
 	"log"
 
 	"gorm.io/driver/postgres"
 	"gorm.io/gorm"
 
+	"github.com/gin-gonic/gin"
+
+	"adam-french.co.uk/backend/handlers"
 	"adam-french.co.uk/backend/models"
 )
 
@@ -22,29 +22,38 @@ func connectToPostgreSQL() (*gorm.DB, error) {
 	return db, nil
 }
 
+func migrateDatabase(db *gorm.DB) error {
+	err := db.AutoMigrate(&models.User{})
+	if err != nil {
+		return err
+	}
+	err = db.AutoMigrate(&models.Post{})
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func main() {
 	db, err := connectToPostgreSQL()
 	if err != nil {
 		log.Fatal(err)
 	}
-	defer db.Close()
 
-	// Perform database migration
+	err = migrateDatabase(db)
-	err = db.AutoMigrate(&models.User{})
-	if err != nil {
-		log.Fatal(err)
-	}
-	err = db.AutoMigrate(&models.Post{})
 	if err != nil {
 		log.Fatal(err)
 	}
 
-	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
+	r := gin.Default()
-		fmt.Fprintln(w, "Hello from Go!")
+
+	r.GET("/books", handlers.GetPosts)
+	r.POST("/books", handlers.CreatePost)
+
+	r.GET("/", func(c *gin.Context) {
+		c.JSON(200, gin.H{"message": "Hello World"})
 	})
 
-	fmt.Println("Server running on :8080")
+	r.Run()
-	if err := http.ListenAndServe(":8080", nil); err != nil {
-		panic(err)
-	}
 }

backend/models/post.go

@@ -7,5 +7,4 @@ type Post struct {
 	Title      string `gorm:"not null"`
 	Content    string `gorm:"type:text; not null"`
 	AuthorID   uint   // foreign key to User
-	Author     User   `gorm:"constraint:OnUpdate:CASCADE,OnDelete:SET NULL;"` // optional relation
 }

backend/models/user.go

@@ -4,7 +4,7 @@ import "gorm.io/gorm"
 
 type User struct {
 	gorm.Model        // includes ID, CreatedAt, UpdatedAt, DeletedAt
-	Name       string
+	Name       string `gorm:"uniqueIndex"`
 	Email      string `gorm:"uniqueIndex"`
 	Password   string
 }