MNTOR-2945: add del subscription api and unsub before deleting an user

src/app/functions/server/deleteAccount.ts

@@ -10,6 +10,7 @@ import {
 } from "../../../db/tables/subscribers";
 import { deactivateProfile } from "./onerep";
 import { SerializedSubscriber } from "../../../next-auth";
+import { deleteSubscription } from "../../../utils/fxa";
 
 export async function deleteAccount(
   subscriber: SubscriberRow | SerializedSubscriber,
@@ -21,6 +22,7 @@ export async function deleteAccount(
   // get profile id
   const oneRepProfileId = await getOnerepProfileId(subscriber.id);
   if (oneRepProfileId) {
+    // try to deactivate onerep profile
     try {
       await deactivateProfile(oneRepProfileId);
     } catch (ex) {
@@ -37,6 +39,22 @@ export async function deleteAccount(
     logger.info("deactivated_onerep_profile", {
       subscriber_id: subscriber.id,
     });
+
+    // try to unsubscribe from subplat
+    if (subscriber.fxa_access_token) {
+      try {
+        const isDeleted = await deleteSubscription(subscriber.fxa_access_token);
+        logger.info("unsubscribe_from_subplat", {
+          subscriber_id: subscriber.id,
+          success: isDeleted,
+        });
+      } catch (ex) {
+        logger.error("unsubscribe_from_subplat", {
+          subscriber_id: subscriber.id,
+          exception: ex,
+        });
+      }
+    }
   }
 
   // delete user events only have keys. Keys point to empty objects

src/appConstants.js

@@ -61,7 +61,8 @@ const optionalEnvVars = [
   'RECRUITMENT_BANNER_LINK',
   'RECRUITMENT_BANNER_TEXT',
   'SENTRY_DSN_LEGACY',
-  'FALSE_DOOR_TEST_LINK_PHASE_ONE'
+  'FALSE_DOOR_TEST_LINK_PHASE_ONE',
+  'PREMIUM_PRODUCT_ID'
 ]
 
 /** @type {Record<string, string>} */

src/utils/fxa.js

@@ -13,11 +13,11 @@ import AppConstants from '../appConstants.js'
 // to abstract fetching API endpoints from the OAuth server (instead
 // of specifying them in the environment) in the future.
 const FxAOAuthUtils = {
-  get authorizationUri () { return AppConstants.OAUTH_AUTHORIZATION_URI },
-  get tokenUri () { return AppConstants.OAUTH_TOKEN_URI },
+  get authorizationUri() { return AppConstants.OAUTH_AUTHORIZATION_URI },
+  get tokenUri() { return AppConstants.OAUTH_TOKEN_URI },
   // TODO: Add unit test when changing this code:
   /* c8 ignore next */
-  get profileUri () { return AppConstants.OAUTH_PROFILE_URI }
+  get profileUri() { return AppConstants.OAUTH_PROFILE_URI }
 }
 
 const FxAOAuthClient = new ClientOAuth2({
@@ -35,7 +35,7 @@ const FxAOAuthClient = new ClientOAuth2({
  */
 // TODO: Add unit test when changing this code:
 /* c8 ignore start */
-async function postTokenRequest (path, token) {
+async function postTokenRequest(path, token) {
   const fxaTokenOrigin = new URL(AppConstants.OAUTH_TOKEN_URI).origin
   const tokenUrl = `${fxaTokenOrigin}${path}`
   const tokenBody = (typeof token === 'object') ? token : { token }
@@ -65,7 +65,7 @@ async function postTokenRequest (path, token) {
  */
 // TODO: Add unit test when changing this code:
 /* c8 ignore start */
-async function verifyOAuthToken (token) {
+async function verifyOAuthToken(token) {
   try {
     const response = await postTokenRequest('/v1/verify', token)
     return response
@@ -84,7 +84,7 @@ async function verifyOAuthToken (token) {
  */
 // TODO: Add unit test when changing this code:
 /* c8 ignore start */
-async function destroyOAuthToken (token) {
+async function destroyOAuthToken(token) {
   const tokenBody = {
     ...token,
     client_id: AppConstants.OAUTH_CLIENT_ID,
@@ -106,7 +106,7 @@ async function destroyOAuthToken (token) {
  */
 // TODO: Add unit test when changing this code:
 /* c8 ignore next 4 */
-async function revokeOAuthTokens (subscriber) {
+async function revokeOAuthTokens(subscriber) {
   await destroyOAuthToken({ token: subscriber.fxa_access_token, token_type_hint: "access_token" })
   await destroyOAuthToken({ token: subscriber.fxa_refresh_token, token_type_hint: "refresh_token" })
 }
@@ -116,7 +116,7 @@ async function revokeOAuthTokens (subscriber) {
  */
 // TODO: Add unit test when changing this code:
 /* c8 ignore start */
-async function getProfileData (accessToken) {
+async function getProfileData(accessToken) {
   try {
     const response = await fetch(FxAOAuthUtils.profileUri, {
       headers: { Authorization: `Bearer ${accessToken}` }
@@ -135,9 +135,9 @@ async function getProfileData (accessToken) {
 /**
  * @param {string} path
  */
-// TODO: Add unit test when changing this code:
+// Not covered by tests; mostly side-effects. See test-coverage.md#mock-heavy 
 /* c8 ignore start */
-async function sendMetricsFlowPing (path) {
+async function sendMetricsFlowPing(path) {
   const fxaMetricsFlowUrl = new URL(path, AppConstants.NEXT_PUBLIC_FXA_SETTINGS_URL)
   try {
     const response = await fetch(fxaMetricsFlowUrl, {
@@ -155,12 +155,83 @@ async function sendMetricsFlowPing (path) {
 }
 /* c8 ignore stop */
 
+/**
+ * @param {string} bearerToken
+ * @returns {Promise<Array<any> | null>}
+ */
+// Not covered by tests; mostly side-effects. See test-coverage.md#mock-heavy
+/* c8 ignore start */
+async function getSubscriptions(bearerToken) {
+  const subscriptionIdUrl = `${AppConstants.OAUTH_ACCOUNT_URI}/oauth/subscriptions/active`
+  try {
+    const getResp = await fetch(subscriptionIdUrl, {
+      headers: {
+        Accept: 'application/json',
+        Authorization: `Bearer ${bearerToken}`
+      }
+    })
+
+    if (!getResp.ok) {
+      throw new InternalServerError(`bad response: ${getResp.status}`)
+    } else {
+      console.info(`get_fxa_subscriptions: success`)
+      return await getResp.json()
+    }
+  } catch (e) {
+    if (e instanceof Error) {
+      console.error('get_fxa_subscriptions', { stack: e.stack })
+    }
+    return null
+  }
+}
+/* c8 ignore stop */
+
+/**
+ * @param {string} bearerToken
+ * @returns {Promise<boolean>}
+ */
+// Not covered by tests; mostly side-effects. See test-coverage.md#mock-heavy
+/* c8 ignore start */
+async function deleteSubscription(bearerToken) {
+  try {
+    const subs = await getSubscriptions(bearerToken) ?? []
+    let subscriptionId;
+    for (const sub of subs) {
+      if (sub && sub.productId && sub.productId === AppConstants.PREMIUM_PRODUCT_ID) {
+        subscriptionId = sub.subscriptionId
+      }
+    }
+    if (subscriptionId) {
+      const deleteUrl = `${AppConstants.OAUTH_ACCOUNT_URI}/oauth/subscriptions/active/${subscriptionId}`
+      const response = await fetch(deleteUrl, {
+        method: "DELETE",
+        headers: {
+          Accept: 'application/json',
+          Authorization: `Bearer ${bearerToken}`
+        }
+      })
+      if (!response.ok) {
+        // throw new InternalServerError(`bad response: ${response.status}`)
+      } else {
+        console.info(`delete_fxa_subscription: success - ${JSON.stringify(await response.json())}`)
+      }
+    }
+    return true
+  } catch (e) {
+    if (e instanceof Error) {
+      console.error('delete_fxa_subscription', { stack: e.stack })
+    }
+    return false
+  }
+}
+/* c8 ignore stop */
+
 /**
  * @param {crypto.BinaryLike} email
  */
 // TODO: Add unit test when changing this code:
 /* c8 ignore next 3 */
-function getSha1 (email) {
+function getSha1(email) {
   return crypto.createHash('sha1').update(email).digest('hex')
 }
 
@@ -171,5 +242,7 @@ export {
   revokeOAuthTokens,
   getProfileData,
   sendMetricsFlowPing,
-  getSha1
+  getSha1,
+  getSubscriptions,
+  deleteSubscription
 }