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package space.anity
import org.jetbrains.exposed.sql.*
import org.jetbrains.exposed.sql.transactions.*
import java.sql.*
class DatabaseController(dbFileLocation: String = "main.db") {
val db: Database
/**
* Database table for the file location indexing
*/
object FileLocation : Table() {
val id = integer("id").autoIncrement().primaryKey()
val location = text("location")
}
/**
* Database table to index the users with their regarding passwords
*/
object UserData : Table() {
// only for multiple users:
// val id = integer("id").autoIncrement().primaryKey()
val username = varchar("username", 24).primaryKey() // remove .primaryKey(), if id column is used
val password = varchar("password", 64)
val role = varchar("role", 64).default("USER")
}
/**
* Database table storing general data/states
*/
object General : Table() {
val initialUse = integer("initialUse").default(1).primaryKey() // boolean -> 0:1
}
init {
// create connection
this.db = Database.connect("jdbc:sqlite:$dbFileLocation", "org.sqlite.JDBC")
TransactionManager.manager.defaultIsolationLevel = Connection.TRANSACTION_SERIALIZABLE
// add tables
transaction {
SchemaUtils.createMissingTablesAndColumns(FileLocation, UserData, General)
}
}
fun createUser(usernameString: String, passwordHash: String, roleString: String) {
transaction {
try {
UserData.insert {
it[username] = usernameString
it[password] = passwordHash
it[role] = roleString
}
} catch (_: org.jetbrains.exposed.exceptions.ExposedSQLException) {
println("User already exists")
}
}
}
fun getUser(usernameString: String): List<Pair<String, Roles>> {
return transaction {
return@transaction UserData.select { UserData.username eq usernameString }.map {
it[UserData.username] to (if (it[UserData.role] == "ADMIN") Roles.ADMIN else Roles.USER)
}
}
}
/*
fun selectUser(uname: String) :String {
var pwd :String
transaction {
UserData.select{UserData.username eq uname}.forEach {
pwd = it[UserData.password]
}
}
// return pwd
}
*/
// TODO add functions for database usage
}
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