分解

2023-04-28 06:32:33 +08:00
parent eb22bf188e
commit 115d948d0f
10 changed files with 1045 additions and 422 deletions
--- a/models/User.go
+++ b/models/User.go
@@ -0,0 +1,138 @@
+package models
+
+import (
+	"log"
+	"main/configs"
+)
+
+type User struct {
+	ID        int    `json:"id"`
+	Name      string `json:"name"`
+	Email     string `json:"email"`
+	CreatedAt string `json:"created_at"`
+	UpdatedAt string `json:"updated_at"`
+}
+
+func (user *User) Create() error {
+	db, err := configs.GetDB()
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer db.Close()
+	stmt, err := db.Prepare("INSERT INTO users(name, email, created_at, updated_at) values(?, ?, ?, ?)")
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer stmt.Close()
+	result, err := stmt.Exec(user.Name, user.Email, user.CreatedAt, user.UpdatedAt)
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	id, err := result.LastInsertId()
+	if err != nil {
+		return err
+	}
+	user.ID = int(id)
+	return nil
+}
+
+func (user *User) Delete() error {
+	db, err := configs.GetDB()
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer db.Close()
+	stmt, err := db.Prepare("DELETE FROM users WHERE id = ?")
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer stmt.Close()
+	_, err = stmt.Exec(user.ID)
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	return nil
+}
+
+func (user *User) Update() error {
+	db, err := configs.GetDB()
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer db.Close()
+	stmt, err := db.Prepare("UPDATE users SET name = ?, email = ?, updated_at = ? WHERE id = ?")
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer stmt.Close()
+	_, err = stmt.Exec(user.Name, user.Email, user.UpdatedAt, user.ID)
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	return nil
+}
+
+func (user *User) Get() error {
+	db, err := configs.GetDB()
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer db.Close()
+	err = db.QueryRow("SELECT name, email, created_at, updated_at FROM users WHERE id = ?", user.ID).Scan(&user.Name, &user.Email, &user.CreatedAt, &user.UpdatedAt)
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	return nil
+}
+
+func (user *User) GetAll() ([]User, error) {
+	db, err := configs.GetDB()
+	if err != nil {
+		log.Println(err)
+		return nil, err
+	}
+	defer db.Close()
+	rows, err := db.Query("SELECT id, name, email, created_at, updated_at FROM users")
+	if err != nil {
+		log.Println(err)
+		return nil, err
+	}
+	defer rows.Close()
+	var users []User
+	for rows.Next() {
+		var user User
+		err := rows.Scan(&user.ID, &user.Name, &user.Email, &user.CreatedAt, &user.UpdatedAt)
+		if err != nil {
+			log.Println(err)
+			return nil, err
+		}
+		users = append(users, user)
+	}
+	return users, nil
+}
+
+func (user *User) GetByEmail() error {
+	db, err := configs.GetDB()
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	defer db.Close()
+	err = db.QueryRow("SELECT id, name, email, created_at, updated_at FROM users WHERE email = ?", user.Email).Scan(&user.ID, &user.Name, &user.Email, &user.CreatedAt, &user.UpdatedAt)
+	if err != nil {
+		log.Println(err)
+		return err
+	}
+	return nil
+}