gorm

models/Server.go

@@ -1,12 +1,11 @@
 package models
 
 import (
-	"log"
 	"main/configs"
 )
 
 type Server struct {
-	ID        int    `json:"id"`
+	ID        int    `json:"id" gorm:"primary_key"`
 	Name      string `json:"name"`
 	Type      string `json:"type"` // (訓練|推理)
 	IP        string `json:"ip"`
@@ -17,125 +16,6 @@ type Server struct {
 	UpdatedAt string `json:"updated_at"`
 }
 
-func (server *Server) Create() error {
-	db, err := configs.GetDB()
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer db.Close()
-	stmt, err := db.Prepare("INSERT INTO servers(name, ip, port, username, password, created_at, updated_at) values(?, ?, ?, ?, ?, ?, ?)")
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer stmt.Close()
-	result, err := stmt.Exec(server.Name, server.IP, server.Port, server.Username, server.Password, server.CreatedAt, server.UpdatedAt)
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	id, err := result.LastInsertId()
-	if err != nil {
-		return err
-	}
-	server.ID = int(id)
-	return nil
-}
-
-func (server *Server) Delete() error {
-	db, err := configs.GetDB()
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer db.Close()
-	stmt, err := db.Prepare("DELETE FROM servers WHERE id = ?")
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer stmt.Close()
-	_, err = stmt.Exec(server.ID)
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	return nil
-}
-
-func (server *Server) Update() error {
-	db, err := configs.GetDB()
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer db.Close()
-	stmt, err := db.Prepare("UPDATE servers SET name = ?, ip = ?, port = ?, username = ?, password = ?, updated_at = ? WHERE id = ?")
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer stmt.Close()
-	_, err = stmt.Exec(server.Name, server.IP, server.Port, server.Username, server.Password, server.UpdatedAt, server.ID)
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	return nil
-}
-
-func (server *Server) Get() error {
-	db, err := configs.GetDB()
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	defer db.Close()
-	err = db.QueryRow("SELECT id, name, ip, port, username, password, created_at, updated_at FROM servers WHERE id = ?", server.ID).Scan(&server.ID, &server.Name, &server.IP, &server.Port, &server.Username, &server.Password, &server.CreatedAt, &server.UpdatedAt)
-	if err != nil {
-		log.Println(err)
-		return err
-	}
-	return nil
-}
-
-func QueryServers(page int, pagesize int) (servers []interface{}) {
-	db, err := configs.GetDB()
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	defer db.Close()
-	rows, err := db.Query("SELECT id, name, ip, port, username, password, created_at, updated_at FROM servers ORDER BY id DESC LIMIT ?, ?", page*pagesize, pagesize)
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	defer rows.Close()
-	for rows.Next() {
-		server := Server{}
-		err := rows.Scan(&server.ID, &server.Name, &server.IP, &server.Port, &server.Username, &server.Password, &server.CreatedAt, &server.UpdatedAt)
-		if err != nil {
-			log.Println(err)
-			continue
-		}
-		servers = append(servers, server)
-	}
-	return
-}
-
-func CountServers() (count int) {
-	db, err := configs.GetDB()
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	defer db.Close()
-	err = db.QueryRow("SELECT COUNT(*) FROM servers").Scan(&count)
-	if err != nil {
-		log.Println(err)
-		return
-	}
-	return
+func init() {
+	configs.ORMDB().AutoMigrate(&Server{})
 }