add body parameter

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@digitraffic/common",
-  "version": "2024.11.29-1",
+  "version": "2024.12.10-1",
   "description": "",
   "type": "module",
   "repository": {

src/aws/infra/api/integration.ts

@@ -14,19 +14,23 @@ const VELOCITY_ALL_PARAMS = `#foreach($paramName in $params.keySet())
     #set($tmp = $paramMap.put($paramName, $params[$paramName]))
 #end`;
 
+const VELOCITY_PASS_BODY = `#set($tmp = $paramMap.put('body', $util.escapeJavaScript($input.json('$'))))`;
+
 export class DigitrafficIntegration<T extends string> {
     readonly lambda: IFunction;
     readonly mediaType: MediaType;
     readonly parameters: ApiParameter[] = [];
     readonly sunset?: string;
 
     _passAllQueryParameters: boolean;
+    _passBody: boolean;
 
     constructor(lambda: IFunction, mediaType: MediaType = MediaType.TEXT_PLAIN, sunset?: string) {
         this.lambda = lambda;
         this.mediaType = mediaType;
         this.sunset = sunset;
         this._passAllQueryParameters = false;
+        this._passBody = false;
     }
 
     passAllQueryParameters(): this {
@@ -38,6 +42,16 @@ export class DigitrafficIntegration<T extends string> {
         return this;
     }
 
+    /**
+     * Body is passed as an escaped string, so broken input won't break anything.  You should
+     * parse and validate the input in the lambda.
+     */
+    passBody(): this {
+        this._passBody = true;
+
+        return this;
+    }
+
     addPathParameter(...names: T[]): this {
         names.forEach((name) => this.parameters.push({ type: "path", name }));
 
@@ -139,6 +153,7 @@ export class DigitrafficIntegration<T extends string> {
 #set($params = $input.params().get("querystring"))
 ${parameterAssignments.join("\n")}
 ${this._passAllQueryParameters ? VELOCITY_ALL_PARAMS : ""}
+${this._passBody ? VELOCITY_PASS_BODY : ""}
 {
 #foreach($paramName in $paramMap.keySet())
 #if( $paramName[0] != '_')