chore: initial generator config (#126)

PR: #126

Author: OmarAlJarrah

LICENSE-HEADER.txt

@@ -0,0 +1,13 @@
+Copyright (C) 2025 Expedia, Inc.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.

buildSrc/src/main/kotlin/com/expediagroup/sdk/xap/generator/mustache/AllowedMediaTypesLambda.kt

@@ -0,0 +1,25 @@
+package com.expediagroup.sdk.xap.generator.mustache
+
+import com.samskivert.mustache.Mustache
+import com.samskivert.mustache.Template
+import java.io.Serializable
+import java.io.Writer
+import org.openapitools.codegen.CodegenResponse
+
+class AllowedMediaTypesLambda : Mustache.Lambda, Serializable {
+    override fun execute(
+        fragment: Template.Fragment,
+        writer: Writer,
+    ) {
+        val response: CodegenResponse = fragment.context() as CodegenResponse
+        if (response.is2xx) {
+            val mediaTypes: List<String> =
+                response.content.keys.filter {
+                    !it.contains("xml", ignoreCase = true)
+                }
+
+            val context = mapOf("mediaTypes" to mediaTypes)
+            fragment.execute(context, writer)
+        }
+    }
+}

generator/build.gradle.kts

@@ -1,9 +1,71 @@
+import com.expediagroup.sdk.xap.generator.mustache.AllowedMediaTypesLambda
+import org.openapitools.codegen.CodegenConstants
+
 plugins {
     id("com.expediagroup.sdk.openapigenerator") version "0.0.9-alpha"
+    id("com.github.hierynomus.license-base") version "0.16.1"
 }
 
 group = project.property("GROUP_ID") as String
 
 dependencies {
     api("org.openapitools:openapi-generator:7.11.0")
 }
+
+openApiGenerate {
+    inputSpec = System.getProperty("inputSpec") ?: "$projectDir/src/main/resources/transformedSpecs.yaml"
+
+    packageName = "com.expediagroup.sdk.xap"
+    invokerPackage = "com.expediagroup.sdk.xap"
+    apiPackage = "com.expediagroup.sdk.xap.operations"
+    modelPackage = "com.expediagroup.sdk.xap.models"
+
+    dryRun = false
+    cleanupOutput = false
+    generateApiDocumentation = false
+    generateApiTests = false
+    generateModelTests = false
+    enablePostProcessFile = true
+
+    templateDir = "$projectDir/src/main/resources/templates"
+    configFile = "$projectDir/src/main/resources/generator-config.yaml"
+    outputDir = "$rootDir/xap-sdk/src/main/kotlin"
+
+    additionalProperties.put(CodegenConstants.ENUM_PROPERTY_NAMING, "UPPERCASE")
+    additionalProperties.put("allowedMediaTypes", AllowedMediaTypesLambda())
+
+    configOptions.put("sourceFolder", "")
+
+    globalProperties.put("supportingFiles", "Room.kt")
+}
+
+license {
+    header = rootProject.file("LICENSE-HEADER.txt")
+    skipExistingHeaders = true
+    strictCheck = true
+    includes(
+        listOf(
+            "$rootDir/xap-sdk/src/main/kotlin/**/*.kt"
+        )
+    )
+}
+
+tasks.named("openApiGenerate").configure {
+    doLast {
+        // Format code
+        project.providers.exec {
+            commandLine(
+                "../gradlew ktlintFormat".split(" "),
+            )
+            workingDir = File("$rootDir/xap-sdk").absoluteFile
+        }
+
+        // Add license headers
+        project.providers.exec {
+            commandLine(
+                "../gradlew licenseFormatMain".split(" "),
+            )
+            workingDir = File("$rootDir/xap-sdk").absoluteFile
+        }
+    }
+}

generator/src/main/resources/generator-config.yaml

@@ -0,0 +1,8 @@
+files:
+  operation_params.mustache:
+    templateType: API
+    destinationFilename: Params.kt
+  room.mustache:
+    templateType: SupportingFiles
+    destinationFilename: Room.kt
+    folder: com/expediagroup/sdk/xap/models

generator/src/main/resources/post-processor/.editorconfig

@@ -0,0 +1,8 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+insert_final_newline = true

generator/src/main/resources/post-processor/.eslintignore

@@ -0,0 +1 @@
+build/

generator/src/main/resources/post-processor/.eslintrc.json

@@ -0,0 +1,3 @@
+{
+  "extends": "./node_modules/gts/"
+}

generator/src/main/resources/post-processor/.prettierrc.js

@@ -0,0 +1,3 @@
+module.exports = {
+  ...require('gts/.prettierrc.json')
+}

generator/src/main/resources/post-processor/assets/rules/activities-cancellation-policy/change-builder-method-param-type.yaml

@@ -0,0 +1,8 @@
+rule:
+  kind: user_type
+  inside:
+    kind: parameter
+    regex: freeCancellationEndDateTime
+    stopBy:
+      kind: class_declaration
+      regex: Builder

generator/src/main/resources/post-processor/assets/rules/activities-cancellation-policy/change-class-param-type.yaml

@@ -0,0 +1,11 @@
+rule:
+  kind: user_type
+  pattern: $TYPE
+  inside:
+    any:
+      - kind: class_parameter
+        regex: freeCancellationEndDateTime
+      - kind: nullable_type
+        inside:
+          kind: class_parameter
+          regex: freeCancellationEndDateTime