patching values

Server/FastKeyValueServer/src/main/kotlin/api/apiServ.kt

@@ -15,6 +15,8 @@ import io.ktor.server.websocket.pingPeriod
 import io.ktor.server.websocket.timeout
 import kotlinx.serialization.json.Json
 import org.calvin.erfmann.api.plugins.configureRouting
+import org.calvin.erfmann.stuff.authService
+import org.calvin.erfmann.theGoodStuff.PoolManager
 import java.time.Duration
 
 class apiServ {
@@ -23,7 +25,8 @@ class apiServ {
 
 
 
-
+    var authService = authService("password")
+    var poolManager = PoolManager()
 
 
 
@@ -45,7 +48,8 @@ class apiServ {
             masking = false
         }
         configureRouting(
-
+          authService,
+            poolManager
         )
     }
 }

Server/FastKeyValueServer/src/main/kotlin/api/plugins/Routing.kt

@@ -10,13 +10,21 @@ import io.ktor.server.application.Application
 import io.ktor.server.plugins.contentnegotiation.ContentNegotiation
 import io.ktor.server.routing.routing
 import kotlinx.serialization.json.Json
+import org.calvin.erfmann.api.routes.getValue
 import org.calvin.erfmann.api.routes.helloRoutes
+import org.calvin.erfmann.api.routes.login
+import org.calvin.erfmann.api.routes.patchValue
+import org.calvin.erfmann.api.routes.setValue
+import org.calvin.erfmann.stuff.authService
+import org.calvin.erfmann.theGoodStuff.PoolManager
 
-fun Application.configureRouting() {
+fun Application.configureRouting(authService: authService, poolManager: PoolManager) {
-
     routing {
         helloRoutes()
-
+        login(authService)
+        getValue(authService, poolManager)
+        setValue(authService, poolManager)
+        patchValue(authService, poolManager)
     }
 }
 

Server/FastKeyValueServer/src/main/kotlin/api/routes/getValue.kt

@@ -0,0 +1,40 @@
+package org.calvin.erfmann.api.routes
+
+import io.ktor.server.application.call
+import io.ktor.server.request.receive
+import io.ktor.server.response.respond
+import io.ktor.server.routing.Route
+import io.ktor.server.routing.get
+import io.ktor.server.routing.post
+import kotlinx.serialization.Serializable
+import org.calvin.erfmann.stuff.authService
+import org.calvin.erfmann.theGoodStuff.PoolManager
+
+@Serializable
+data class GetValueRequest(val token: String, val pool: String, val key: String,)
+
+
+fun Route.getValue(authService: authService, poolManager: PoolManager) {
+
+    get("/value") {
+        val request = call.receive<GetValueRequest>()
+
+        val isValid = authService.isTokenValid(request.token)
+        if (isValid) {
+            val pool = poolManager.getPool(request.pool)
+            if (pool != null) {
+                val value = pool.getValueValue(request.key)
+                if (value != null) {
+                    call.respond(mapOf("value" to value))
+                } else {
+                    call.respond(mapOf("error" to "Key not found"))
+                }
+            } else {
+                call.respond(mapOf("error" to "Pool not found"))
+            }
+        } else {
+            call.respond(mapOf("error" to "Invalid token"))
+        }
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/api/routes/helloRoute.kt

@@ -5,6 +5,10 @@ import io.ktor.server.response.respond
 import io.ktor.server.routing.Route
 import io.ktor.server.routing.get
 import io.ktor.server.routing.route
+import kotlinx.serialization.Serializable
+
+
+
 
 fun Route.helloRoutes() {
     route("/hello") {

Server/FastKeyValueServer/src/main/kotlin/api/routes/login.kt

@@ -0,0 +1,31 @@
+package org.calvin.erfmann.api.routes
+
+import io.ktor.server.application.call
+import io.ktor.server.request.receive
+import io.ktor.server.response.respond
+import io.ktor.server.routing.Route
+import io.ktor.server.routing.get
+import io.ktor.server.routing.post
+import io.ktor.server.routing.route
+import kotlinx.serialization.Serializable
+import org.calvin.erfmann.stuff.authService
+
+@Serializable
+data class LoginRequest(val password: String)
+
+
+fun Route.login(authService: authService) {
+
+    post("/login") {
+        val request = call.receive<LoginRequest>()
+
+        val token = authService.getToken(request.password)
+
+        if (token != null) {
+            call.respond(mapOf("token" to token))
+        } else {
+            call.respond(mapOf("error" to "Invalid password"))
+        }
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/api/routes/patchValue.kt

@@ -0,0 +1,41 @@
+package org.calvin.erfmann.api.routes
+
+import io.ktor.server.routing.patch
+
+
+
+import io.ktor.server.application.call
+import io.ktor.server.request.receive
+import io.ktor.server.response.respond
+import io.ktor.server.routing.Route
+import io.ktor.server.routing.post
+import kotlinx.serialization.Serializable
+import org.calvin.erfmann.stuff.authService
+import org.calvin.erfmann.theGoodStuff.PoolManager
+
+
+@Serializable
+data class PatchValueRequest(val token: String, val pool: String, val key: String, val value: String)
+
+
+fun Route.patchValue(authService: authService, poolManager: PoolManager) {
+
+    patch("/value") {
+        val request = call.receive<SetValueRequest>()
+
+        val isValid = authService.isTokenValid(request.token)
+
+        if (isValid) {
+            val pool = poolManager.getPool(request.pool)
+            if (pool != null) {
+                pool.setValueValue(request.key, request.value)
+                call.respond(mapOf("status" to "success"))
+            } else {
+                call.respond(mapOf("error" to "Pool not found"))
+            }
+        } else {
+            call.respond(mapOf("error" to "Invalid token"))
+        }
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/api/routes/setValue.kt

@@ -0,0 +1,38 @@
+package org.calvin.erfmann.api.routes
+
+import io.ktor.server.application.call
+import io.ktor.server.request.receive
+import io.ktor.server.response.respond
+import io.ktor.server.routing.Route
+import io.ktor.server.routing.post
+import kotlinx.serialization.Serializable
+import org.calvin.erfmann.stuff.authService
+import org.calvin.erfmann.theGoodStuff.PoolManager
+
+
+@Serializable
+data class SetValueRequest(val token: String, val pool: String, val key: String, val value: String)
+
+
+fun Route.setValue(authService: authService, poolManager: PoolManager) {
+
+    post("/value") {
+        val request = call.receive<SetValueRequest>()
+
+        val isValid = authService.isTokenValid(request.token)
+
+        if (isValid) {
+            val pool = poolManager.getPool(request.pool)
+            if (pool != null) {
+                pool.setValueValue(request.key, request.value)
+                call.respond(mapOf("status" to "success"))
+            } else {
+                poolManager.createPool(request.pool).setValueValue(request.key, request.value)
+                call.respond(mapOf("status" to "success"))
+            }
+        } else {
+            call.respond(mapOf("error" to "Invalid token"))
+        }
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/api/utils/tokenGenerator.kt

@@ -0,0 +1,18 @@
+package org.calvin.erfmann.api.utils
+
+import java.security.SecureRandom
+
+class tokenGenerator {
+    private val CHARACTERS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
+    private val secureRandom = SecureRandom()
+
+    /**
+     * Generiert einen sicheren Token.
+     * @param length Standardmäßig 32 Zeichen, kann aber angepasst werden.
+     */
+    fun generate(length: Int = 32): String {
+        return (1..length)
+            .map { CHARACTERS[secureRandom.nextInt(CHARACTERS.length)] }
+            .joinToString("")
+    }
+}

Server/FastKeyValueServer/src/main/kotlin/stuff/authService.kt

@@ -0,0 +1,30 @@
+package org.calvin.erfmann.stuff
+
+import org.calvin.erfmann.api.utils.tokenGenerator
+
+class authService(password: String) {
+    val password: String = password
+
+    var activeTokens = mutableListOf<String>()
+
+
+
+
+
+    fun getToken(inputPassword: String): String?{
+        if (inputPassword != password){
+            return null
+        }
+        val token = tokenGenerator().generate()
+        activeTokens.add(token)
+        return token
+    }
+
+    fun isTokenValid(token: String): Boolean{
+        return activeTokens.contains(token)
+    }
+
+
+
+
+}

Server/FastKeyValueServer/src/main/kotlin/theGoodStuff/Pool.kt

@@ -0,0 +1,46 @@
+package org.calvin.erfmann.theGoodStuff
+
+
+
+class Pool(initName: String) {
+
+    var name: String = initName
+    var values: MutableMap<String, Value> = mutableMapOf()
+
+    fun getValueValue(key: String): String? {
+        val value = values[key]
+        return value?.getValueValue()
+    }
+
+    fun setValueValue(key: String, newValue: String) {
+
+
+        val value = values[key]
+        if (value != null) {
+            value.setValueValue(newValue)
+        } else {
+            values[key] = Value(key, newValue)
+        }
+    }
+
+    fun updateValueValue(key: String, newValue: String) {
+        val value = values[key]
+        if (value != null) {
+            value.setValueValue(newValue)
+        }
+    }
+
+    fun getVersion(key: String, version: Long): String? {
+        val value = values[key]
+        return value?.getVersion(version)
+    }
+
+    fun deleteValue(key: String) {
+        values.remove(key)
+    }
+
+    fun isKeyPresent(key: String): Boolean {
+        return values.containsKey(key)
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/theGoodStuff/PoolManager.kt

@@ -0,0 +1,24 @@
+package org.calvin.erfmann.theGoodStuff
+
+class PoolManager{
+    var pools: MutableMap<String, Pool> = mutableMapOf()
+
+    fun getPool(poolName: String): Pool? {
+        return pools[poolName]
+    }
+
+    fun createPool(poolName: String): Pool {
+        val pool = Pool(poolName)
+        pools[poolName] = pool
+        return pool
+    }
+
+    fun deletePool(poolName: String) {
+        pools.remove(poolName)
+    }
+
+    fun isPoolPresent(poolName: String): Boolean {
+        return pools.containsKey(poolName)
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/theGoodStuff/Value.kt

@@ -0,0 +1,38 @@
+package org.calvin.erfmann.theGoodStuff
+
+class Value(initKey: String, initValue: String) {
+
+    // Das einfachste Value Element
+
+
+    var key: String = initKey
+    var value: String = initValue
+    var lastUpdated: Long = System.currentTimeMillis()
+    var createdAt: Long = System.currentTimeMillis()
+    var lastAcccessed: Long = System.currentTimeMillis()
+    var currentVersion: Long = 0
+    var versions = mutableListOf<ValueVersion>()
+
+    fun getValueValue(): String {
+        this.lastAcccessed = System.currentTimeMillis()
+        return this.value
+    }
+
+    fun getCurrentValueVersion(): Long {
+        return this.currentVersion
+    }
+
+
+    fun setValueValue(newValue: String) {
+        versions.add(ValueVersion(this.value , this.currentVersion))
+        this.value = newValue
+        this.lastUpdated = System.currentTimeMillis()
+        this.currentVersion += 1
+    }
+
+    fun getVersion(version: Long): String? {
+        val ver = versions.find { it.version == version }
+        return ver?.getValueValue()
+    }
+
+}

Server/FastKeyValueServer/src/main/kotlin/theGoodStuff/ValueVersion.kt

@@ -0,0 +1,15 @@
+package org.calvin.erfmann.theGoodStuff
+
+class ValueVersion(initValue: String, initVersion: Long) {
+
+    // Eine Version eines Values
+
+    var value: String = initValue
+    var lastAcccessed: Long = 1
+    var version : Long = initVersion
+
+    fun getValueValue(): String {
+        this.lastAcccessed = System.currentTimeMillis()
+        return this.value
+    }
+}