Add blocked wallet API endpoint

lib/router/readBlocklists.js

@@ -0,0 +1,18 @@
+'use strict'
+
+const { getRestrictedAddresses } = require('./../utils')
+
+module.exports = async function readBlocklists(req, res) {
+  const wallet = req.query.tz
+  const restrictedAddresses =  await getRestrictedAddresses().catch(() => [] )
+
+  if (restrictedAddresses && !restrictedAddresses.includes(wallet)) {
+    return res
+      .status(200)
+      .json({blocked: false})
+  } else {
+    res
+      .status(200)
+      .json({blocked: true})
+  }
+}

lib/router/router.js

@@ -7,6 +7,7 @@ const readIssuer = require('./readIssuer')
 const readObjkt = require('./readObjkt')
 const readHdaoFeed = require('./readHdaoFeed')
 const readRecommendCurate = require('./readRecommendCurate')
+const readBlocklists = require('./readBlocklists')
 
 const MILLISECOND_MODIFIER = 1000
 const ONE_MINUTE_MILLIS = 60 * MILLISECOND_MODIFIER
@@ -18,6 +19,7 @@ const CACHE_MAX_AGE_MAP = {
   objkt: 120,
   random: 300,
   recommendCurate: 300,
+  blocklists: 300,
 }
 
 router
@@ -96,6 +98,16 @@ router.get(
   _asyncHandler(readRecommendCurate)
 )
 
+router.get(
+  '/blocklist',
+  (req, res, next) => {
+    _setCacheHeaderOnSuccess(res, CACHE_MAX_AGE_MAP.blocklists)
+
+    return next()
+  },
+  _asyncHandler(readBlocklists)
+)
+
 module.exports = router
 
 /**