Add typescript support

package.json

@@ -5,11 +5,13 @@
   "types": "./types/wit.d.ts",
   "scripts": {
     "build": "npx @bytecodealliance/jco componentize src/index.js --wit wit -o example-js-component.wasm -n data-collection -d all",
+    "build-typescript": "npx tsc & npx @bytecodealliance/jco componentize src/typescript/index.js --wit wit -o example-js-component.wasm -n data-collection -d all",
     "test": "mocha",
     "coverage": "c8 --src js --all -r text -r text-summary npm test"
   },
   "devDependencies": {
     "c8": "^10.1.3",
-    "mocha": "^11.1.0"
+    "mocha": "^11.1.0",
+    "typescript": "^5.7.3"
   }
 }

src/index.js

@@ -20,7 +20,7 @@ const API_ENDPOINT = "https://your-endpoint.com/path";
  *
  * @returns {Map}
  */
-export const convertDict = (dict) => {
+const convertDict = (dict) => {
   let data = {};
 
   for (let [key, value] of dict) {

src/typescript/index.ts

@@ -0,0 +1,120 @@
+import {
+  EdgeeProtocolsDataCollection,
+  EdgeeRequest,
+  Dict,
+  Event,
+  PageData,
+  TrackData,
+  UserData,
+  Context
+} from "../../types/interfaces/edgee-protocols-data-collection"
+
+const API_ENDPOINT: string = "https://your-endpoint.com/path";
+
+const convertDict = (dict: Dict): Map<string, string> => {
+  let data = new Map<string, string>();
+
+  for (let [key, value] of dict) {
+    data.set(key, value);
+  }
+
+  return data;
+};
+
+const buildEdgeeRequest = (payload: any, apiKey: string): EdgeeRequest => ({
+  method: 'POST',
+  url: API_ENDPOINT,
+  headers: [
+    ['Content-Type', 'application/json'],
+    ["Authorization", `Bearer ${apiKey}`],
+  ],
+  body: JSON.stringify(payload),
+  forwardClientHeaders: true,
+});
+
+const buildPagePayload = (data: PageData, context: Context): any => {
+  const sessionId = parseInt(context.session.sessionId);
+  const pageTitle = data.title;
+  // TODO extract data/context fields and build payload object
+  return {
+    sessionId,
+    pageTitle,
+  };
+};
+
+const buildTrackPayload = (data: TrackData, context: Context): any => {
+  const sessionId = parseInt(context.session.sessionId);
+  const eventName = data.name;
+  const eventProperties = convertDict(data.properties);
+  // TODO extract data/context fields and build payload object
+  return {
+    sessionId,
+    eventName,
+    eventProperties,
+  };
+};
+
+const buildUserPayload = (data: UserData, context: Context): any => {
+  const sessionId = parseInt(context.session.sessionId);
+  const userId = data.userId;
+  // TODO extract data/context fields and build payload object
+  return {
+    sessionId,
+    userId,
+  };
+};
+
+export const dataCollection: typeof EdgeeProtocolsDataCollection = {
+
+  page(e: Event, settings: Dict) {
+    if (e.data.tag != 'page') {
+      throw new Error("Missing page data");
+    }
+
+    // convert to native object
+    const dictSettings = convertDict(settings);
+    const apiKey = dictSettings.get('your_api_key');
+    if (!apiKey) throw new Error("Missing API key");
+
+    // build payload
+    const payload = buildPagePayload(e.data.val, e.context);
+
+    // build and return EdgeeRequest
+    return buildEdgeeRequest(payload, apiKey);
+  },
+
+  track(e: Event, settings: Dict) {
+    if (e.data.tag != 'track') {
+      throw new Error("Missing track data");
+    }
+
+    // convert to native object
+    const dictSettings = convertDict(settings);
+    const apiKey = dictSettings.get('your_api_key');
+    if (!apiKey) throw new Error("Missing API key");
+
+
+    // build payload
+    const payload = buildTrackPayload(e.data.val, e.context);
+
+    // build and return EdgeeRequest
+    return buildEdgeeRequest(payload, apiKey);
+  },
+
+  user(e: Event, settings: Dict) {
+    if (e.data.tag != 'user') {
+      throw new Error("Missing user data");
+    }
+
+    // convert to native object
+    const dictSettings = convertDict(settings);
+    const apiKey = dictSettings.get('your_api_key');
+    if (!apiKey) throw new Error("Missing API key");
+
+    // build payload
+    const payload = buildUserPayload(e.data.val, e.context);
+
+    // build and return EdgeeRequest
+    return buildEdgeeRequest(payload, apiKey);
+  },
+};

tsconfig.json

@@ -0,0 +1,11 @@
+{
+  "files": [
+    "src/typescript/index.ts",
+  ],
+  "compilerOptions": {
+    "target": "es6",
+    "module": "es6",
+    "strict": true,
+    "skipLibCheck": true
+  }
+}