feat: implement bitswap wantlist peer ID param and bitswap unwant (#761)

* fix(bitswap.unwant) Parse CID from arg

* feat(bitswap.wantlist) add peer parameter

* chore: simplify CID parsing for wantlist and unwant

* chore: update interface-ipfs-core dependency

* chore: upgrades interface-ipfs-core dependency

License: MIT
Signed-off-by: Alan Shaw <alan@tableflip.io>

Author: wraithgar

Diff for: package.json

@@ -79,7 +79,7 @@
     "eslint-plugin-react": "^7.9.1",
     "go-ipfs-dep": "~0.4.15",
     "gulp": "^3.9.1",
-    "interface-ipfs-core": "~0.67.0",
+    "interface-ipfs-core": "~0.68.1",
     "ipfsd-ctl": "~0.37.3",
     "pull-stream": "^3.6.8",
     "socket.io": "^2.1.1",

Diff for: src/bitswap/unwant.js

@@ -1,16 +1,24 @@
 'use strict'
 
 const promisify = require('promisify-es6')
+const CID = require('cids')
 
 module.exports = (send) => {
-  return promisify((args, opts, callback) => {
+  return promisify((cid, opts, callback) => {
     if (typeof (opts) === 'function') {
       callback = opts
       opts = {}
     }
+
+    try {
+      cid = new CID(cid)
+    } catch (err) {
+      return callback(err)
+    }
+
     send({
       path: 'bitswap/unwant',
-      args: args,
+      args: cid.toBaseEncodedString(),
       qs: opts
     }, callback)
   })

Diff for: src/bitswap/wantlist.js

@@ -1,11 +1,30 @@
 'use strict'
 
 const promisify = require('promisify-es6')
+const CID = require('cids')
 
 module.exports = (send) => {
-  return promisify((callback) => {
+  return promisify((peerId, opts, callback) => {
+    if (typeof (peerId) === 'function') {
+      callback = peerId
+      opts = {}
+      peerId = null
+    } else if (typeof (opts) === 'function') {
+      callback = opts
+      opts = {}
+    }
+
+    if (peerId) {
+      try {
+        opts.peer = new CID(peerId).toBaseEncodedString()
+      } catch (err) {
+        return callback(err)
+      }
+    }
+
     send({
-      path: 'bitswap/wantlist'
+      path: 'bitswap/wantlist',
+      qs: opts
     }, callback)
   })
 }

Diff for: test/bitswap.spec.js

@@ -0,0 +1,32 @@
+/* eslint-env mocha */
+
+'use strict'
+
+const test = require('interface-ipfs-core')
+const parallel = require('async/parallel')
+
+const IPFSApi = require('../../src')
+const f = require('../utils/factory')
+
+const nodes = []
+const common = {
+  setup: function (callback) {
+    callback(null, {
+      spawnNode: (cb) => {
+        f.spawn({ initOptions: { bits: 1024 } }, (err, _ipfsd) => {
+          if (err) {
+            return cb(err)
+          }
+
+          nodes.push(_ipfsd)
+          cb(null, IPFSApi(_ipfsd.apiAddr))
+        })
+      }
+    })
+  },
+  teardown: function (callback) {
+    parallel(nodes.map((node) => (cb) => node.stop(cb)), callback)
+  }
+}
+
+test.bitswap(common)