Matrix/utils/database/keyDatabaseConnector.go
2020-10-01 17:45:57 +02:00

177 lines
3.1 KiB
Go

package database
import (
"database/sql"
"fmt"
"log"
"nutfactory.org/Matrix/entities/device"
)
func initKeyTable(db *sql.DB) (err error) {
log.Printf("Init Key Table")
statement, err := db.Prepare(`CREATE TABLE IF NOT EXISTS key (
id TEXT PRIMARY KEY,
type TEXT,
key TEXT,
deviceId TEXT
)`)
if err != nil {
return
}
statement.Exec()
/*
newKey := &device.Key{Id: "test", Type: "test", Key: "test"}
err = CreateKey(db, newKey, "test")
if err != nil {
log.Printf("Error Create: %s", err)
return
}
keys, err := ReadKeysForDevice(db, "test")
if err != nil {
log.Printf("Error Read Multiple: %s", err)
return
}
log.Println(keys)
newKey.Key = "TEST123"
err = UpdateKey(db, newKey)
if err != nil {
log.Printf("Error Update: %s", err)
return
}
err = DeleteKey(db, newKey.Id)
if err != nil {
log.Printf("Error Delete: %s", err)
return
}
readKey, err := ReadKey(db, "test")
if err != nil {
log.Printf("Error Read: %s", err)
return
}
if readKey != nil {
log.Printf("Key ID: %s Type: %s, Key: %s", readKey.Id, readKey.Type, readKey.Key)
} else {
log.Printf("No Key found")
}
*/
return
}
func CreateKey(db *sql.DB, key *device.Key, deviceId string) (err error) {
sqlStmt := fmt.Sprintf(`INSERT INTO key
(id, type, key, deviceId)
VALUES
(?, ?, ?, ?)`)
tx, err := db.Begin()
if err != nil {
return
}
stmt, err := tx.Prepare(sqlStmt)
if err != nil {
return
}
defer stmt.Close()
_, err = stmt.Exec(key.Id, key.Type, key.Key, deviceId)
if err != nil {
return
}
tx.Commit()
return
}
func ReadKey(db *sql.DB, id string) (foundKey *device.Key, err error) {
queryStmt := fmt.Sprintf(`SELECT id, type, key
FROM key
WHERE id = '%s'`, id)
rows, err := db.Query(queryStmt)
if err != nil {
return
}
defer rows.Close()
if rows.Next() {
foundKey = &device.Key{}
err = rows.Scan(&foundKey.Id, &foundKey.Type, &foundKey.Key)
if err != nil {
return
}
}
return
}
func ReadKeysForDevice(db *sql.DB, deviceId string) (keys map[string]*device.Key, err error) {
queryStmt := fmt.Sprintf(`SELECT id, type, key
FROM key
WHERE deviceId = '%s'`, deviceId)
rows, err := db.Query(queryStmt)
if err != nil {
return
}
defer rows.Close()
keys = make(map[string]*device.Key)
for rows.Next() {
foundKey := &device.Key{}
err = rows.Scan(&foundKey.Id, &foundKey.Type, &foundKey.Key)
if err != nil {
return
}
keys[foundKey.Id] = foundKey
}
return
}
func UpdateKey(db *sql.DB, key *device.Key) (err error) {
sqlStmt := fmt.Sprintf(`UPDATE key SET
type = ?,
key = ?
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(key.Type, key.Key, key.Id)
if err != nil {
return
}
tx.Commit()
return
}
func DeleteKey(db *sql.DB, id string) (err error) {
queryStmt := fmt.Sprintf(`DELETE FROM key
WHERE id = '%s'`, id)
tx, err := db.Begin()
if err != nil {
return
}
_, err = db.Exec(queryStmt)
if err != nil {
return
}
tx.Commit()
return
}