From 68b7ca379c023e06c7d12ad2c81e346b1670cf8c Mon Sep 17 00:00:00 2001
From: Ashwin Bhat <ashwin@anthropic.com>
Date: Mon, 18 Aug 2025 17:00:18 -0700
Subject: [PATCH] include input bools in claude env (#464)

---
 action.yml                        |  2 ++
 base-action/src/run-claude.ts     | 12 +++++--
 src/entrypoints/collect-inputs.ts | 59 +++++++++++++++++++++++++++++++
 src/entrypoints/prepare.ts        |  3 ++
 4 files changed, 73 insertions(+), 3 deletions(-)
 create mode 100644 src/entrypoints/collect-inputs.ts

diff --git a/action.yml b/action.yml
index ed5bc77..d4631fb 100644
--- a/action.yml
+++ b/action.yml
@@ -166,6 +166,7 @@ runs:
         DEFAULT_WORKFLOW_TOKEN: ${{ github.token }}
         ADDITIONAL_PERMISSIONS: ${{ inputs.additional_permissions }}
         USE_COMMIT_SIGNING: ${{ inputs.use_commit_signing }}
+        ALL_INPUTS: ${{ toJson(inputs) }}
 
     - name: Install Base Action Dependencies
       if: steps.prepare.outputs.contains_trigger == 'true'
@@ -212,6 +213,7 @@ runs:
         INPUT_CLAUDE_ENV: ${{ inputs.claude_env }}
         INPUT_FALLBACK_MODEL: ${{ inputs.fallback_model }}
         INPUT_EXPERIMENTAL_SLASH_COMMANDS_DIR: ${{ github.action_path }}/slash-commands
+        INPUT_ACTION_INPUTS_PRESENT: ${{ steps.prepare.outputs.action_inputs_present }}
 
         # Model configuration
         ANTHROPIC_MODEL: ${{ inputs.model || inputs.anthropic_model }}
diff --git a/base-action/src/run-claude.ts b/base-action/src/run-claude.ts
index 70e38d7..0edfa72 100644
--- a/base-action/src/run-claude.ts
+++ b/base-action/src/run-claude.ts
@@ -110,6 +110,10 @@ export function prepareRunConfig(
   // Parse custom environment variables
   const customEnv = parseCustomEnvVars(options.claudeEnv);
 
+  if (process.env.INPUT_ACTION_INPUTS_PRESENT) {
+    customEnv.GITHUB_ACTION_INPUTS = process.env.INPUT_ACTION_INPUTS_PRESENT;
+  }
+
   return {
     claudeArgs,
     promptPath,
@@ -142,9 +146,11 @@ export async function runClaude(promptPath: string, options: ClaudeOptions) {
   console.log(`Prompt file size: ${promptSize} bytes`);
 
   // Log custom environment variables if any
-  if (Object.keys(config.env).length > 0) {
-    const envKeys = Object.keys(config.env).join(", ");
-    console.log(`Custom environment variables: ${envKeys}`);
+  const customEnvKeys = Object.keys(config.env).filter(
+    (key) => key !== "CLAUDE_ACTION_INPUTS_PRESENT",
+  );
+  if (customEnvKeys.length > 0) {
+    console.log(`Custom environment variables: ${customEnvKeys.join(", ")}`);
   }
 
   // Output to console
diff --git a/src/entrypoints/collect-inputs.ts b/src/entrypoints/collect-inputs.ts
new file mode 100644
index 0000000..501a438
--- /dev/null
+++ b/src/entrypoints/collect-inputs.ts
@@ -0,0 +1,59 @@
+import * as core from "@actions/core";
+
+export function collectActionInputsPresence(): void {
+  const inputDefaults: Record<string, string> = {
+    trigger_phrase: "@claude",
+    assignee_trigger: "",
+    label_trigger: "claude",
+    base_branch: "",
+    branch_prefix: "claude/",
+    allowed_bots: "",
+    mode: "tag",
+    model: "",
+    anthropic_model: "",
+    fallback_model: "",
+    allowed_tools: "",
+    disallowed_tools: "",
+    custom_instructions: "",
+    direct_prompt: "",
+    override_prompt: "",
+    mcp_config: "",
+    additional_permissions: "",
+    claude_env: "",
+    settings: "",
+    anthropic_api_key: "",
+    claude_code_oauth_token: "",
+    github_token: "",
+    max_turns: "",
+    use_sticky_comment: "false",
+    use_commit_signing: "false",
+    experimental_allowed_domains: "",
+  };
+
+  const allInputsJson = process.env.ALL_INPUTS;
+  if (!allInputsJson) {
+    console.log("ALL_INPUTS environment variable not found");
+    core.setOutput("action_inputs_present", JSON.stringify({}));
+    return;
+  }
+
+  let allInputs: Record<string, string>;
+  try {
+    allInputs = JSON.parse(allInputsJson);
+  } catch (e) {
+    console.error("Failed to parse ALL_INPUTS JSON:", e);
+    core.setOutput("action_inputs_present", JSON.stringify({}));
+    return;
+  }
+
+  const presentInputs: Record<string, boolean> = {};
+
+  for (const [name, defaultValue] of Object.entries(inputDefaults)) {
+    const actualValue = allInputs[name] || "";
+
+    const isSet = actualValue !== defaultValue;
+    presentInputs[name] = isSet;
+  }
+
+  core.setOutput("action_inputs_present", JSON.stringify(presentInputs));
+}
diff --git a/src/entrypoints/prepare.ts b/src/entrypoints/prepare.ts
index b9995df..b151590 100644
--- a/src/entrypoints/prepare.ts
+++ b/src/entrypoints/prepare.ts
@@ -13,9 +13,12 @@ import { parseGitHubContext, isEntityContext } from "../github/context";
 import { getMode, isValidMode, DEFAULT_MODE } from "../modes/registry";
 import type { ModeName } from "../modes/types";
 import { prepare } from "../prepare";
+import { collectActionInputsPresence } from "./collect-inputs";
 
 async function run() {
   try {
+    collectActionInputsPresence();
+
     // Step 1: Get mode first to determine authentication method
     const modeInput = process.env.MODE || DEFAULT_MODE;