var nest = require('depnest') var ref = require('ssb-ref') exports.needs = nest({ 'contact.obs.following': 'first', 'sbot.async.publish': 'first', 'sbot.async.friendsGet': 'first' }) exports.gives = nest({ 'contact.async': ['follow', 'unfollow', 'followerOf', 'block', 'unblock'] }) exports.create = function (api) { return nest({ 'contact.async': {follow, unfollow, followerOf, block, unblock} }) function followerOf (source, dest, cb) { api.sbot.async.friendsGet({source: source, dest: dest}, cb) } function follow (id, cb) { if (!ref.isFeed(id)) throw new Error('a feed id must be specified') api.sbot.async.publish({ type: 'contact', contact: id, following: true }, cb) } function unfollow (id, cb) { if (!ref.isFeed(id)) throw new Error('a feed id must be specified') api.sbot.async.publish({ type: 'contact', contact: id, following: false }, cb) } function block (id, cb) { if (!ref.isFeed(id)) throw new Error('a feed id must be specified') api.sbot.async.publish({ type: 'contact', contact: id, blocking: true }, cb) } function unblock (id, cb) { if (!ref.isFeed(id)) throw new Error('a feed id must be specified') api.sbot.async.publish({ type: 'contact', contact: id, blocking: false }, cb) } }