add server realization of post repos

core/api/src/commonMain/kotlin/com/insanusmokrassar/postssystem/core/content/api/ReadContentRepo.kt

@@ -21,5 +21,5 @@ interface ReadContentRepo {
     /**
      * @return all [RegisteredContent] by pages basing on their creation date
      */
-    suspend fun getContentByPagination(pagination: Pagination): PaginationResult<out RegisteredContent>
+    suspend fun getContentByPagination(pagination: Pagination): PaginationResult<RegisteredContent>
 }

core/exposed/src/main/kotlin/com/insanusmokrassar/postssystem/core/exposed/ExposedContentRepo.kt

@@ -131,7 +131,7 @@ private class ContentRepoDatabaseTable(
             select { idColumn.eq(id) }.limit(1).firstOrNull() ?.asRegisteredContent(content)
         }
     }
-    override suspend fun getContentByPagination(pagination: Pagination): PaginationResult<out RegisteredContent> {
+    override suspend fun getContentByPagination(pagination: Pagination): PaginationResult<RegisteredContent> {
         return transaction(
             db = database
         ) {

core/ktor/client/src/commonMain/kotlin/com/insanusmokrassar/postssystem/core/ktor/client/content/ContentRepoKtorClient.kt

@@ -1,18 +1,27 @@
 package com.insanusmokrassar.postssystem.core.ktor.client.content
 
 import com.insanusmokrassar.postssystem.core.content.api.*
+import com.insanusmokrassar.postssystem.core.ktor.contentRootRoute
 import io.ktor.client.HttpClient
 import io.ktor.client.features.websocket.WebSockets
 
-class ContentRepoKtorClient(
-    baseUrl: String,
-    client: HttpClient = HttpClient {
-        install(WebSockets)
-    }
-) : ContentRepo, ReadContentRepo by ReadContentRepoKtorClient(
-    baseUrl,
-    client
-), WriteContentRepo by WriteContentRepoKtorClient(
-    baseUrl,
-    client
-)
+class ContentRepoKtorClient private constructor(
+    readContentRepo: ReadContentRepo,
+    writeContentRepo: WriteContentRepo
+) : ContentRepo, ReadContentRepo by readContentRepo, WriteContentRepo by writeContentRepo {
+    constructor(
+        baseUrl: String,
+        client: HttpClient = HttpClient {
+            install(WebSockets)
+        }
+    ) : this(
+        ReadContentRepoKtorClient(
+            "$baseUrl/$contentRootRoute",
+            client
+        ),
+        WriteContentRepoKtorClient(
+            "$baseUrl/$contentRootRoute",
+            client
+        )
+    )
+}

core/ktor/client/src/commonMain/kotlin/com/insanusmokrassar/postssystem/core/ktor/client/content/ReadContentRepoKtorClient.kt

@@ -27,7 +27,7 @@ class ReadContentRepoKtorClient(
         standardKtorSerialFormat.load(RegisteredContent.serializer().nullable, it)
     }
 
-    override suspend fun getContentByPagination(pagination: Pagination): PaginationResult<out RegisteredContent> = client.get<ByteArray>(
+    override suspend fun getContentByPagination(pagination: Pagination): PaginationResult<RegisteredContent> = client.get<ByteArray>(
         "$baseUrl/$getContentByPaginationRoute".includeQueryParams(
             pagination.asUrlQueryParts
         )

core/ktor/common/src/commonMain/kotlin/com/insanusmokrassar/postssystem/core/ktor/ContentRoutes.kt

@@ -1,5 +1,7 @@
 package com.insanusmokrassar.postssystem.core.ktor
 
+const val contentRootRoute = "content"
+
 const val getContentsIdsRoute = "getContentsIds"
 const val getContentByIdRoute = "getContentById"
 const val getContentByPaginationRoute = "getContentByPagination"

core/ktor/server/src/main/kotlin/com/insanusmokrassar/postssystem/core/ktor/server/content/ContentRepoRoutingConfigurator.kt

@@ -0,0 +1,26 @@
+package com.insanusmokrassar.postssystem.core.ktor.server.content
+
+import com.insanusmokrassar.postssystem.core.content.api.ContentRepo
+import com.insanusmokrassar.postssystem.core.ktor.contentRootRoute
+import com.insanusmokrassar.postssystem.ktor.server.configurators.ApplicationRoutingConfigurator
+import io.ktor.routing.Route
+import io.ktor.routing.route
+
+fun Route.configureContentRepoRoutes(
+    proxyTo: ContentRepo
+) {
+    route(
+        contentRootRoute
+    ) {
+        configureReadContentRepoRoutes(proxyTo)
+        configureWriteContentRepoRoutes(proxyTo)
+    }
+}
+
+class ContentRepoRoutingConfigurator(
+    private val proxyTo: ContentRepo
+) : ApplicationRoutingConfigurator.Element {
+    override fun Route.invoke() {
+        configureContentRepoRoutes(proxyTo)
+    }
+}

core/ktor/server/src/main/kotlin/com/insanusmokrassar/postssystem/core/ktor/server/content/ReadContentRepoRoutingConfigurator.kt

@@ -0,0 +1,55 @@
+package com.insanusmokrassar.postssystem.core.ktor.server.content
+
+import com.insanusmokrassar.postssystem.core.content.RegisteredContent
+import com.insanusmokrassar.postssystem.core.content.api.ReadContentRepo
+import com.insanusmokrassar.postssystem.core.ktor.*
+import com.insanusmokrassar.postssystem.ktor.server.configurators.ApplicationRoutingConfigurator
+import com.insanusmokrassar.postssystem.ktor.server.extractPagination
+import com.insanusmokrassar.postssystem.ktor.server.standardKtorSerialFormatContentType
+import com.insanusmokrassar.postssystem.ktor.standardKtorSerialFormat
+import io.ktor.application.call
+import io.ktor.http.HttpStatusCode
+import io.ktor.response.respond
+import io.ktor.response.respondBytes
+import io.ktor.routing.*
+import kotlinx.serialization.builtins.nullable
+
+fun Route.configureReadContentRepoRoutes(
+    proxyTo: ReadContentRepo
+) {
+    get(getContentsIdsRoute) {
+        call.respondBytes(
+            standardKtorSerialFormat.dump(contentIdsSerializer, proxyTo.getContentsIds()),
+            standardKtorSerialFormatContentType
+        )
+    }
+    get("$getContentByIdRoute/{id}") {
+        val id = call.parameters["id"].also {
+            if (it == null) call.respond(HttpStatusCode.BadRequest, "Request must contains id in route")
+        } ?: return@get
+        call.respondBytes(
+            standardKtorSerialFormat.dump(
+                RegisteredContent.serializer().nullable,
+                proxyTo.getContentById(id)
+            ),
+            standardKtorSerialFormatContentType
+        )
+    }
+    get(getContentByPaginationRoute) {
+        val pagination = call.request.queryParameters.extractPagination
+        call.respondBytes(
+            standardKtorSerialFormat.dump(
+                registeredContentPaginationResultSerializer,
+                proxyTo.getContentByPagination(pagination)
+            )
+        )
+    }
+}
+
+class ReadContentRepoRoutingConfigurator(
+    private val proxyTo: ReadContentRepo
+) : ApplicationRoutingConfigurator.Element {
+    override fun Route.invoke() {
+        configureReadContentRepoRoutes(proxyTo)
+    }
+}

core/ktor/server/src/main/kotlin/com/insanusmokrassar/postssystem/core/ktor/server/content/WriteContentRepoRoutingConfigurator.kt

@@ -0,0 +1,63 @@
+package com.insanusmokrassar.postssystem.core.ktor.server.content
+
+import com.insanusmokrassar.postssystem.core.content.*
+import com.insanusmokrassar.postssystem.core.content.api.WriteContentRepo
+import com.insanusmokrassar.postssystem.core.ktor.*
+import com.insanusmokrassar.postssystem.ktor.server.configurators.ApplicationRoutingConfigurator
+import com.insanusmokrassar.postssystem.ktor.server.includeWebsocketHandling
+import com.insanusmokrassar.postssystem.ktor.server.standardKtorSerialFormatContentType
+import com.insanusmokrassar.postssystem.ktor.standardKtorSerialFormat
+import io.ktor.application.call
+import io.ktor.response.respondBytes
+import io.ktor.routing.Route
+import io.ktor.routing.post
+import io.ktor.util.toByteArray
+import kotlinx.serialization.builtins.nullable
+import kotlinx.serialization.builtins.serializer
+
+fun Route.configureWriteContentRepoRoutes(
+    proxyTo: WriteContentRepo
+) {
+    includeWebsocketHandling(contentCreatedFlowRoute, proxyTo.contentCreatedFlow) {
+        standardKtorSerialFormat.dump(RegisteredContent.serializer(), it)
+    }
+    includeWebsocketHandling(contentDeletedFlowRoute, proxyTo.contentDeletedFlow) {
+        standardKtorSerialFormat.dump(RegisteredContent.serializer(), it)
+    }
+    post(registerContentRoute) {
+        val content = standardKtorSerialFormat.load(
+            Content.serializer(),
+            call.request.receiveChannel().toByteArray()
+        )
+        val registered = proxyTo.registerContent(content)
+        call.respondBytes(
+            standardKtorSerialFormat.dump(
+                RegisteredContent.serializer().nullable,
+                registered
+            ),
+            standardKtorSerialFormatContentType
+        )
+    }
+    post(deleteContentRoute) {
+        val contentId = standardKtorSerialFormat.load(
+            ContentId.serializer(),
+            call.request.receiveChannel().toByteArray()
+        )
+        val isDeleted = proxyTo.deleteContent(contentId)
+        call.respondBytes(
+            standardKtorSerialFormat.dump(
+                Boolean.serializer(),
+                isDeleted
+            ),
+            standardKtorSerialFormatContentType
+        )
+    }
+}
+
+class WriteContentRepoRoutingConfigurator(
+    private val proxyTo: WriteContentRepo
+) : ApplicationRoutingConfigurator.Element {
+    override fun Route.invoke() {
+        configureWriteContentRepoRoutes(proxyTo)
+    }
+}

ktor/server/src/jvmMain/kotlin/com/insanusmokrassar/postssystem/ktor/server/PaginationInUrl.kt

@@ -0,0 +1,10 @@
+package com.insanusmokrassar.postssystem.ktor.server
+
+import com.insanusmokrassar.postssystem.utils.common.pagination.*
+import io.ktor.http.Parameters
+
+val Parameters.extractPagination: Pagination
+    get() = SimplePagination(
+        get("page") ?.toIntOrNull() ?: 0,
+        get("size") ?.toIntOrNull() ?: defaultMediumPageSize
+    )

ktor/server/src/jvmMain/kotlin/com/insanusmokrassar/postssystem/ktor/server/configurators/ApplicationRoutingConfigurator.kt

@@ -1,6 +1,7 @@
 package com.insanusmokrassar.postssystem.ktor.server.configurators
 
 import io.ktor.application.*
+import io.ktor.routing.Route
 import io.ktor.routing.Routing
 import kotlinx.serialization.ContextualSerialization
 import kotlinx.serialization.Serializable
@@ -9,7 +10,7 @@ import kotlinx.serialization.Serializable
 class ApplicationRoutingConfigurator(
     private val elements: List<@ContextualSerialization Element>
 ) : KtorApplicationConfigurator {
-    interface Element { operator fun Routing.invoke() }
+    interface Element { operator fun Route.invoke() }
 
     override fun Application.configure() {
         try {

ktor/server/src/jvmMain/kotlin/com/insanusmokrassar/postssystem/ktor/server/standardKtorSerialFormatContentType.kt

@@ -0,0 +1,5 @@
+package com.insanusmokrassar.postssystem.ktor.server
+
+import io.ktor.http.ContentType
+
+val standardKtorSerialFormatContentType = ContentType.Application.Cbor