add generate jwt token

build.gradle.kts

@@ -24,6 +24,7 @@ dependencies {
     implementation(libs.ktor.serialization.kotlinx.json)
     implementation(libs.ktor.server.content.negotiation)
     implementation(libs.postgresql)
+    implementation("org.springframework.security:spring-security-crypto:6.4.1")
     implementation("io.insert-koin:koin-ktor:4.0.0")
     implementation("org.jetbrains.exposed:exposed-java-time:0.57.0")
     implementation(libs.exposed.core)

src/main/kotlin/com/college/Application.kt

@@ -1,6 +1,14 @@
 package com.college
 
+import com.college.controller.auth.AuthRouter
+import com.college.data.DbSettings
+import com.college.di.myModule
+import io.ktor.http.*
+import io.ktor.serialization.kotlinx.json.*
 import io.ktor.server.application.*
+import io.ktor.server.plugins.contentnegotiation.*
+import io.ktor.server.plugins.cors.routing.*
+import io.ktor.server.routing.*
 import org.koin.ktor.plugin.Koin
 
 fun main(args: Array<String>) {
@@ -8,6 +16,15 @@ fun main(args: Array<String>) {
 }
 
 fun Application.module() {
-    install(Koin)
-
+    val db = DbSettings.db
+    install(Koin){
+        modules(myModule)
+    }
+    install(CORS){
+        allowHeader(HttpHeaders.ContentType)
+    }
+    install(ContentNegotiation){
+        json()
+    }
+    AuthRouter()
 }

src/main/kotlin/com/college/controller/auth/AuthRouter.kt

@@ -0,0 +1,44 @@
+package com.college.controller.auth
+
+import com.auth0.jwt.JWT
+import com.auth0.jwt.algorithms.Algorithm
+import com.college.controller.request.UserRegistrationRequest
+import com.college.controller.request.UserLoginRequest
+import com.college.controller.response.AuthResponse
+import com.college.domain.request.user.UserCreateRequest
+import com.college.domain.request.user.UserFindRequest
+import com.college.domain.usecase.UserUseCase
+import io.ktor.http.*
+import io.ktor.server.application.*
+import io.ktor.server.request.*
+import io.ktor.server.response.*
+import io.ktor.server.routing.*
+import org.koin.ktor.ext.inject
+import java.util.*
+
+fun Application.AuthRouter(){
+    val userUseCase by inject<UserUseCase>()
+    routing {
+        route("auth"){
+            val secret = environment.config.property("jwt.secret").getString()
+            val issuer = environment.config.property("jwt.issuer").getString()
+            post("login") {
+                val user = call.receive<UserLoginRequest>()
+                val findUser = userUseCase.getUserByLogin(userFindRequest = UserFindRequest(
+                    login = user.login
+                ))
+                val token = JWT.create()
+                    .withIssuer(issuer)
+                    .withClaim("username", findUser.login)
+                    .withExpiresAt(Date(System.currentTimeMillis() + 60000))
+                    .sign(Algorithm.HMAC256(secret))
+                call.respond(HttpStatusCode.OK, AuthResponse(jwtToken = token))
+            }
+            post("registration") {
+                val newUser = call.receive<UserRegistrationRequest>()
+                val userCreateRequest = UserCreateRequest(password = newUser.password, login = newUser.login, roleId = newUser.roleId)
+                userUseCase.register(userCreateRequest)
+            }
+        }
+    }
+}

src/main/kotlin/com/college/controller/common/PasswordEncoder.kt

@@ -0,0 +1,13 @@
+package com.college.controller.common
+
+import org.springframework.security.crypto.argon2.Argon2PasswordEncoder
+
+fun encodePassword(password: String):String{
+    val argon2PasswordEncoder = Argon2PasswordEncoder(16, 32, 1, 60000, 16)
+    return argon2PasswordEncoder.encode(password)
+}
+
+fun matchPassword(password: String, hashedPassword: String): Boolean {
+    val argon2PasswordEncoder = Argon2PasswordEncoder(16, 32, 1, 60000, 16)
+    return argon2PasswordEncoder.matches(password, hashedPassword)
+}

src/main/kotlin/com/college/controller/request/UserLoginRequest.kt

@@ -0,0 +1,6 @@
+package com.college.controller.request
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class UserLoginRequest(val login: String, val password: String)

src/main/kotlin/com/college/controller/request/UserRegistrationRequest.kt

@@ -0,0 +1,6 @@
+package com.college.controller.request
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class UserRegistrationRequest(val login: String, val password: String, val roleId: Int)

src/main/kotlin/com/college/controller/response/AuthResponse.kt

@@ -0,0 +1,7 @@
+package com.college.controller.response
+
+import com.auth0.jwt.JWT
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class AuthResponse (val jwtToken: String)

src/main/kotlin/com/college/data/DbSettings.kt

@@ -1,18 +1,28 @@
 package com.college.data
 
+import com.college.data.table.RoleIdTable
+import com.college.data.table.UserUuidTable
 import org.jetbrains.exposed.sql.Database
+import org.jetbrains.exposed.sql.SchemaUtils
 import org.jetbrains.exposed.sql.transactions.experimental.newSuspendedTransaction
+import org.jetbrains.exposed.sql.transactions.transaction
+import org.jetbrains.exposed.sql.transactions.transactionManager
 
 object DbSettings {
+
     val db by lazy {
         Database.connect(
             url = "jdbc:postgresql://localhost:5432/presence",
             user = "postgres",
             password = "123"
         )
+        transaction {
+            SchemaUtils.create(RoleIdTable)
+            SchemaUtils.create(UserUuidTable)
+        }
     }
 
-    suspend fun <T> query(block: () -> Unit): T =
+    suspend fun <T> query(block: () -> T): T =
         newSuspendedTransaction { block() }
 
 }

src/main/kotlin/com/college/data/repositorty/user/UserRepository.kt

@@ -7,6 +7,7 @@ import java.util.UUID
 
 interface UserRepository {
     suspend fun getUserByUuid(userUuid: UUID): User?
+    suspend fun getUserByLogin(userLogin: String): User?
     suspend fun removeUserByUuid(userUuid: UUID): Boolean
     suspend fun addUser(userCreateRequest: UserCreateRequest): User
     suspend fun getAllUsers(): List<User>

src/main/kotlin/com/college/data/repositorty/user/UserRepositoryImpl.kt

@@ -24,6 +24,14 @@ class UserRepositoryImpl(private val database: DbSettings): UserRepository {
             .firstOrNull()
     }
 
+    override suspend fun getUserByLogin(userLogin: String): User? = database.query {
+        (UserUuidTable innerJoin RoleIdTable).selectAll().where {
+            UserUuidTable.login eq userLogin
+        }
+            .map(::resultRowToUserWithJoinRole)
+            .firstOrNull()
+    }
+
     override suspend fun removeUserByUuid(userUuid: UUID): Boolean = database.query{
         val result = UserUuidTable.deleteWhere {
             UserUuidTable.id eq userUuid
@@ -35,7 +43,7 @@ class UserRepositoryImpl(private val database: DbSettings): UserRepository {
       val result =   UserUuidTable.insertReturning {
             it[password] = userCreateRequest.password
             it[login] = userCreateRequest.login
-            it[role] = userCreateRequest.role.id
+            it[role] = userCreateRequest.roleId
         }
         resultRowToUser(result.first())
     }

src/main/kotlin/com/college/di/DI.kt

@@ -0,0 +1,13 @@
+package com.college.di
+
+import com.college.data.DbSettings
+import com.college.data.repositorty.user.UserRepository
+import com.college.data.repositorty.user.UserRepositoryImpl
+import com.college.domain.usecase.UserUseCase
+import org.koin.dsl.module
+
+val myModule = module {
+    single { DbSettings }
+    single<UserRepository> { UserRepositoryImpl(get()) }
+    single { UserUseCase(get()) }
+}

src/main/kotlin/com/college/domain/request/user/UserCreateRequest.kt

@@ -5,5 +5,5 @@ import com.college.domain.model.Role
 data class UserCreateRequest(
     val login:String,
     val password:String,
-    val role: Role
+    val roleId: Int
 )

src/main/kotlin/com/college/domain/request/user/UserFindRequest.kt

@@ -0,0 +1,3 @@
+package com.college.domain.request.user
+
+data class UserFindRequest(val login:String)

src/main/kotlin/com/college/domain/usecase/UserUseCase.kt

@@ -1,7 +1,16 @@
 package com.college.domain.usecase
 
 import com.college.data.repositorty.user.UserRepository
+import com.college.domain.model.User
+import com.college.domain.request.user.UserCreateRequest
+import com.college.domain.request.user.UserFindRequest
+import io.ktor.server.plugins.*
 
 class UserUseCase(private val userRepository: UserRepository) {
-    fun re
+    suspend fun register(userCreateRequest: UserCreateRequest){
+        userRepository.addUser(userCreateRequest)
+    }
+    suspend fun getUserByLogin(userFindRequest: UserFindRequest):User{
+        return userRepository.getUserByLogin(userFindRequest.login) ?: throw NotFoundException()
+    }
 }

src/main/resources/application.yaml

@@ -8,3 +8,6 @@ postgres:
   url: "jdbc:postgresql://localhost:5432/presence"
   user: "postgres"
   password: "123"
+jwt:
+  secret: "test"
+  issuer: "http://0.0.0.0:8080/"