initial commit

build.sbt

@@ -0,0 +1,12 @@
+ThisBuild / version := "0.1.0-SNAPSHOT"
+
+ThisBuild / scalaVersion := "3.4.1"
+
+lazy val root = (project in file("."))
+  .settings(
+    name := "zio-http-gen",
+    libraryDependencies ++= Seq(
+      "dev.zio" %% "zio-http" % "3.0.0-RC6",
+      "dev.zio" %% "zio-http-gen" % "3.0.0-RC6"
+    )
+  )

post.sh

@@ -0,0 +1,6 @@
+curl --location 'http://localhost:8082/pets' \
+--header 'Content-Type: application/json' \
+--data '{
+    "id":1,
+    "name": "name"
+}'

project/build.properties

@@ -0,0 +1 @@
+sbt.version = 1.9.9

src/main/resources/petstore-minimal.json

@@ -0,0 +1,190 @@
+{
+  "openapi": "3.0.0",
+  "info": {
+    "version": "1.0.0",
+    "title": "Swagger Petstore",
+    "license": {
+      "name": "MIT"
+    }
+  },
+  "servers": [
+    {
+      "url": "http://petstore.swagger.io/v1"
+    }
+  ],
+  "paths": {
+    "/pets": {
+      "get": {
+        "summary": "List all pets",
+        "operationId": "listPets",
+        "tags": [
+          "pets"
+        ],
+        "parameters": [
+          {
+            "name": "limit",
+            "in": "query",
+            "description": "How many items to return at one time (max 100)",
+            "required": false,
+            "schema": {
+              "type": "integer",
+              "maximum": 100,
+              "format": "int32"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "A paged array of pets",
+            "headers": {
+              "x-next": {
+                "description": "A link to the next page of responses",
+                "schema": {
+                  "type": "string"
+                }
+              }
+            },
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Pets"
+                }
+              }
+            }
+          },
+          "default": {
+            "description": "unexpected error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      },
+      "post": {
+        "summary": "Create a pet",
+        "operationId": "createPets",
+        "tags": [
+          "pets"
+        ],
+        "requestBody": {
+          "content": {
+            "application/json": {
+              "schema": {
+                "$ref": "#/components/schemas/Pet"
+              }
+            }
+          },
+          "required": true
+        },
+        "responses": {
+          "201": {
+            "description": "Null response"
+          },
+          "default": {
+            "description": "unexpected error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
+    "/pets/{petId}": {
+      "get": {
+        "summary": "Info for a specific pet",
+        "operationId": "showPetById",
+        "tags": [
+          "pets"
+        ],
+        "parameters": [
+          {
+            "name": "petId",
+            "in": "path",
+            "required": true,
+            "description": "The id of the pet to retrieve",
+            "schema": {
+              "type": "string"
+            }
+          }
+        ],
+        "responses": {
+          "200": {
+            "description": "Expected response to a valid request",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Pet"
+                }
+              }
+            }
+          },
+          "default": {
+            "description": "unexpected error",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/Error"
+                }
+              }
+            }
+          }
+        }
+      }
+    }
+  },
+  "components": {
+    "schemas": {
+      "Pet": {
+        "type": "object",
+        "required": [
+          "id",
+          "name"
+        ],
+        "properties": {
+          "id": {
+            "type": "integer",
+            "format": "int64"
+          },
+          "name": {
+            "type": "string",
+            "minLength": 3
+          },
+          "tag": {
+            "type": "string"
+          }
+        }
+      },
+      "Pets": {
+        "type": "array",
+        "maxItems": 100,
+        "items": {
+          "$ref": "#/components/schemas/Pet"
+        }
+      },
+      "Error": {
+        "type": "object",
+        "required": [
+          "code",
+          "message"
+        ],
+        "properties": {
+          "code": {
+            "type": "integer",
+            "format": "int32"
+          },
+          "message": {
+            "type": "string"
+          }
+        }
+      }
+    }
+  }
+}

src/main/scala/openapi/generator/example/Example.scala

@@ -0,0 +1,23 @@
+package openapi.generator.example
+
+import zio.http.endpoint.openapi.OpenAPI
+import zio.http.gen.scala.{Code, CodeGen}
+
+object Example extends App {
+
+  val jsonString = scala.io.Source.fromResource("petstore-minimal.json").mkString
+  val openapi: Either[String, OpenAPI] = OpenAPI.fromJson(jsonString)
+
+  val openApiSuccess = openapi match {
+    case Right(value) => value
+    case Left(value) => throw new Exception(value)
+  }
+
+  val files: Code.Files = zio.http.gen.openapi.EndpointGen.fromOpenAPI(openApiSuccess)
+
+  // 'target' generated
+
+  val uri = "target/generated-sources"
+  CodeGen.writeFiles(files, java.nio.file.Paths.get(uri), "base", None)
+
+}

src/main/scala/openapi/generator/example/ServerExample.scala

@@ -0,0 +1,21 @@
+package openapi.generator.example
+
+import base.Pets
+import base.component.Pet
+import zio.http.endpoint.Endpoint
+import zio.http.endpoint.EndpointMiddleware.None
+import zio.http.{Handler, Route, Server}
+import zio.{Scope, ZIO, ZIOAppArgs, ZIOAppDefault, ZNothing}
+
+object ServerExample extends ZIOAppDefault {
+
+  val endpoint: Endpoint[Unit, Pet, ZNothing, Unit, None] = Pets.createPets
+  val route: Route[Any, Nothing] = endpoint.implement(Handler.fromFunctionZIO(pet => {ZIO.logInfo("Pet: " + pet.toString)}))
+
+  // create zio http app from the generated endpoint
+  val httpApp = route.toHttpApp
+
+  override def run: ZIO[Any with ZIOAppArgs with Scope, Any, Any] = {
+    Server.serve(httpApp).provide(Server.defaultWithPort(8082))
+  }
+}