Matrix/utils/database/userDatabaseConnector.go
2020-10-03 00:15:52 +02:00

147 lines
2.5 KiB
Go

package database
import (
"database/sql"
"fmt"
"log"
"nutfactory.org/Matrix/entities/user"
)
func initUserTable(db *sql.DB) (err error) {
log.Printf("Init User Table")
statement, err := db.Prepare(`CREATE TABLE IF NOT EXISTS user (
id TEXT PRIMARY KEY,
name TEXT,
password TEXT
)`)
if err != nil {
return
}
statement.Exec()
/*
newUser := &user.User{Id: "test", Name: "test", Password: "test"}
err = CreateUser(db, newUser)
if err != nil {
log.Printf("Error Create: %s", err)
return
}
newUser.Name = "TEST2"
err = UpdateUser(db, newUser)
if err != nil {
log.Printf("Error Update: %s", err)
return
}
err = DeleteUser(db, newUser.Id)
if err != nil {
log.Printf("Error Delete: %s", err)
return
}
readUser, err := ReadUser(db, newUser.Id)
if err != nil {
log.Printf("Error Read: %s", err)
return
}
if readUser != nil {
log.Printf("User ID: %s Name: %s Password: %s Devices: %s", readUser.Id, readUser.Name, readUser.Password, readUser.Devices)
} else {
log.Printf("No User found")
}
*/
return
}
func CreateUser(db *sql.DB, user *user.User) (err error) {
sqlStmt := fmt.Sprintf(`INSERT INTO user
(id, name, password)
VALUES
(?, ?, ?)`)
tx, err := db.Begin()
if err != nil {
return
}
stmt, err := tx.Prepare(sqlStmt)
if err != nil {
return
}
defer stmt.Close()
_, err = stmt.Exec(user.Id, user.Name, user.Password)
if err != nil {
return
}
tx.Commit()
return
}
func ReadUser(db *sql.DB, id string) (foundUser *user.User, err error) {
queryStmt := fmt.Sprintf(`SELECT id, name, password
FROM user
WHERE id = '%s'`, id)
rows, err := db.Query(queryStmt)
if err != nil {
return
}
defer rows.Close()
if rows.Next() {
foundUser = &user.User{}
err = rows.Scan(&foundUser.Id, &foundUser.Name, &foundUser.Password)
if err != nil {
return
}
foundUser.Devices, err = ReadDevicesForUser(db, foundUser.Id)
}
return
}
func UpdateUser(db *sql.DB, user *user.User) (err error) {
sqlStmt := fmt.Sprintf(`UPDATE user SET
name = ?,
password = ?
WHERE id = ?`)
tx, err := db.Begin()
if err != nil {
return
}
stmt, err := tx.Prepare(sqlStmt)
if err != nil {
return
}
defer stmt.Close()
_, err = stmt.Exec(user.Name, user.Password, user.Id)
if err != nil {
return
}
tx.Commit()
return
}
func DeleteUser(db *sql.DB, id string) (err error) {
queryStmt := fmt.Sprintf(`DELETE FROM user
WHERE id = '%s'`, id)
tx, err := db.Begin()
if err != nil {
return
}
_, err = db.Exec(queryStmt)
if err != nil {
return
}
tx.Commit()
return
}