feat: type enrichment (#408)

playground/src/main/kotlin/io/bkbn/kompendium/playground/BasicPlayground.kt

@@ -50,7 +50,6 @@ private fun Application.mainModule() {
   }
   routing {
     redoc(pageTitle = "Simple API Docs")
-
     route("/{id}") {
       idDocumentation()
       get {

playground/src/main/kotlin/io/bkbn/kompendium/playground/EnrichmentPlayground.kt

@@ -0,0 +1,154 @@
+package io.bkbn.kompendium.playground
+
+import io.bkbn.kompendium.core.metadata.GetInfo
+import io.bkbn.kompendium.core.metadata.PostInfo
+import io.bkbn.kompendium.core.plugin.NotarizedApplication
+import io.bkbn.kompendium.core.plugin.NotarizedRoute
+import io.bkbn.kompendium.core.routes.redoc
+import io.bkbn.kompendium.enrichment.TypeEnrichment
+import io.bkbn.kompendium.json.schema.KotlinXSchemaConfigurator
+import io.bkbn.kompendium.json.schema.definition.TypeDefinition
+import io.bkbn.kompendium.oas.payload.Parameter
+import io.bkbn.kompendium.oas.serialization.KompendiumSerializersModule
+import io.bkbn.kompendium.playground.util.ExampleRequest
+import io.bkbn.kompendium.playground.util.ExampleResponse
+import io.bkbn.kompendium.playground.util.ExceptionResponse
+import io.bkbn.kompendium.playground.util.InnerRequest
+import io.bkbn.kompendium.playground.util.Util.baseSpec
+import io.ktor.http.HttpStatusCode
+import io.ktor.serialization.kotlinx.json.json
+import io.ktor.server.application.Application
+import io.ktor.server.application.call
+import io.ktor.server.application.install
+import io.ktor.server.cio.CIO
+import io.ktor.server.engine.embeddedServer
+import io.ktor.server.plugins.contentnegotiation.ContentNegotiation
+import io.ktor.server.response.respond
+import io.ktor.server.routing.*
+import kotlinx.serialization.json.Json
+
+fun main() {
+  embeddedServer(
+    CIO,
+    port = 8081,
+    module = Application::mainModule
+  ).start(wait = true)
+}
+
+private fun Application.mainModule() {
+  install(ContentNegotiation) {
+    json(Json {
+      serializersModule = KompendiumSerializersModule.module
+      encodeDefaults = true
+      explicitNulls = false
+    })
+  }
+  install(NotarizedApplication()) {
+    spec = baseSpec
+    // Adds support for @Transient and @SerialName
+    // If you are not using them this is not required.
+    schemaConfigurator = KotlinXSchemaConfigurator()
+  }
+  routing {
+    redoc(pageTitle = "Simple API Docs")
+    enrichedDocumentation()
+    post {
+      call.respond(HttpStatusCode.OK, ExampleResponse(false))
+    }
+  }
+}
+
+private val testEnrichment = TypeEnrichment("testerino") {
+  ExampleRequest::thingA {
+    description = "This is a thing"
+  }
+  ExampleRequest::thingB {
+    description = "This is another thing"
+  }
+  ExampleRequest::thingC {
+    deprecated = true
+    description = "A good but old field"
+    typeEnrichment = TypeEnrichment("big-tings") {
+      InnerRequest::d {
+        description = "THE BIG D"
+      }
+    }
+  }
+}
+
+private val testResponseEnrichment = TypeEnrichment("testerino") {
+  ExampleResponse::isReal {
+    description = "Is this thing real or not?"
+  }
+}
+
+private fun Route.enrichedDocumentation() {
+  install(NotarizedRoute()) {
+    post = PostInfo.builder {
+      summary("Do a thing")
+      description("This is a thing")
+      request {
+        requestType(enrichment = testEnrichment)
+        description("This is the request")
+      }
+      response {
+        responseCode(HttpStatusCode.OK)
+        responseType(enrichment = testResponseEnrichment)
+        description("This is the response")
+      }
+    }
+  }
+}
+
+private fun Route.idDocumentation() {
+  install(NotarizedRoute()) {
+    parameters = listOf(
+      Parameter(
+        name = "id",
+        `in` = Parameter.Location.path,
+        schema = TypeDefinition.STRING
+      )
+    )
+    get = GetInfo.builder {
+      summary("Get user by id")
+      description("A very neat endpoint!")
+      response {
+        responseCode(HttpStatusCode.OK)
+        responseType<ExampleResponse>()
+        description("Will return whether or not the user is real 😱")
+      }
+
+      canRespond {
+        responseType<ExceptionResponse>()
+        responseCode(HttpStatusCode.NotFound)
+        description("Indicates that a user with this id does not exist")
+      }
+    }
+  }
+}
+
+private fun Route.profileDocumentation() {
+  install(NotarizedRoute()) {
+    parameters = listOf(
+      Parameter(
+        name = "id",
+        `in` = Parameter.Location.path,
+        schema = TypeDefinition.STRING
+      )
+    )
+    get = GetInfo.builder {
+      summary("Get a users profile")
+      description("A cool endpoint!")
+      response {
+        responseCode(HttpStatusCode.OK)
+        responseType<ExampleResponse>()
+        description("Returns user profile information")
+      }
+      canRespond {
+        responseType<ExceptionResponse>()
+        responseCode(HttpStatusCode.NotFound)
+        description("Indicates that a user with this id does not exist")
+      }
+    }
+  }
+}

playground/src/main/kotlin/io/bkbn/kompendium/playground/util/Models.kt

@@ -5,6 +5,19 @@ import io.ktor.server.locations.Location
 import kotlinx.datetime.Instant
 import kotlinx.serialization.Serializable
 
+@Serializable
+data class ExampleRequest(
+  val thingA: String,
+  val thingB: Int,
+  val thingC: InnerRequest,
+)
+
+@Serializable
+data class InnerRequest(
+  val d: Float,
+  val e: Boolean,
+)
+
 @Serializable
 data class ExampleResponse(val isReal: Boolean)