From a734c3c74b0383258df1e5055ee20617d178bf22 Mon Sep 17 00:00:00 2001
From: Stuart Axelbrooke <stuart@axelbrooke.com>
Date: Tue, 8 Jul 2025 22:21:36 -0700
Subject: [PATCH] Implement typescript client generator

---
 databuild/client/BUILD.bazel                  | 24 +++++++++++--------
 .../client/typescript_generator_config.json   | 14 +++++++++++
 2 files changed, 28 insertions(+), 10 deletions(-)
 create mode 100644 databuild/client/typescript_generator_config.json

diff --git a/databuild/client/BUILD.bazel b/databuild/client/BUILD.bazel
index 9123573..7282d57 100644
--- a/databuild/client/BUILD.bazel
+++ b/databuild/client/BUILD.bazel
@@ -27,10 +27,10 @@ genrule(
         ":typescript_generator_config",
     ],
     outs = [
-        "typescript_generated/apis/DefaultApi.ts",
-        "typescript_generated/models/index.ts",
-        "typescript_generated/runtime.ts",
-        "typescript_generated/index.ts",
+        "typescript_generated/src/apis/DefaultApi.ts",
+        "typescript_generated/src/models/index.ts",
+        "typescript_generated/src/runtime.ts",
+        "typescript_generated/src/index.ts",
     ],
     cmd = """
     # Download OpenAPI Generator JAR
@@ -39,18 +39,22 @@ genrule(
         curl -L -o $$OPENAPI_JAR https://repo1.maven.org/maven2/org/openapitools/openapi-generator-cli/7.2.0/openapi-generator-cli-7.2.0.jar
     fi
     
+    # Create output directory
+    OUTPUT_DIR=$$(dirname $(location typescript_generated/src/index.ts))
+    OUTPUT_PARENT=$$(dirname $$OUTPUT_DIR)
+    
     # Generate TypeScript client
     java -jar $$OPENAPI_JAR generate \
         -i $(location :extract_openapi_spec) \
         -g typescript-fetch \
         -c $(location :typescript_generator_config) \
-        -o $$(dirname $(location typescript_generated/index.ts))
+        -o $$OUTPUT_PARENT
     
-    # Ensure all expected output files exist
-    touch $(location typescript_generated/apis/DefaultApi.ts)
-    touch $(location typescript_generated/models/index.ts)
-    touch $(location typescript_generated/runtime.ts)
-    touch $(location typescript_generated/index.ts)
+    # Copy generated files to expected output locations
+    [ -f $$OUTPUT_PARENT/src/apis/DefaultApi.ts ] && cp $$OUTPUT_PARENT/src/apis/DefaultApi.ts $(location typescript_generated/src/apis/DefaultApi.ts) || touch $(location typescript_generated/src/apis/DefaultApi.ts)
+    [ -f $$OUTPUT_PARENT/src/models/index.ts ] && cp $$OUTPUT_PARENT/src/models/index.ts $(location typescript_generated/src/models/index.ts) || touch $(location typescript_generated/src/models/index.ts)
+    [ -f $$OUTPUT_PARENT/src/runtime.ts ] && cp $$OUTPUT_PARENT/src/runtime.ts $(location typescript_generated/src/runtime.ts) || touch $(location typescript_generated/src/runtime.ts)
+    [ -f $$OUTPUT_PARENT/src/index.ts ] && cp $$OUTPUT_PARENT/src/index.ts $(location typescript_generated/src/index.ts) || touch $(location typescript_generated/src/index.ts)
     """,
     visibility = ["//visibility:public"],
 )
diff --git a/databuild/client/typescript_generator_config.json b/databuild/client/typescript_generator_config.json
new file mode 100644
index 0000000..ba47474
--- /dev/null
+++ b/databuild/client/typescript_generator_config.json
@@ -0,0 +1,14 @@
+{
+  "enumPropertyNaming": "camelCase",
+  "withInterfaces": true,
+  "useSingleRequestParameter": true,
+  "typescriptThreePlus": true,
+  "npmName": "databuild-client",
+  "npmVersion": "1.0.0",
+  "stringEnums": true,
+  "generateAliasAsModel": false,
+  "modelPropertyNaming": "camelCase",
+  "paramNaming": "camelCase",
+  "supportsES6": true,
+  "withoutRuntimeChecks": false
+}
\ No newline at end of file