Files: ea367c48e4de385f8dc1b8e39b58fcab4ad8d4b7 / feed / pull / channel.js
802 bytesRaw
| 1 | const nest = require('depnest') |
| 2 | const extend = require('xtend') |
| 3 | |
| 4 | exports.gives = nest('feed.pull.channel') |
| 5 | exports.needs = nest({ |
| 6 | 'sbot.pull.backlinks': 'first' |
| 7 | }) |
| 8 | |
| 9 | exports.create = function (api) { |
| 10 | return nest('feed.pull.channel', function (channel) { |
| 11 | if (typeof channel !== 'string') throw new Error('a channel name be specified') |
| 12 | |
| 13 | return function (opts) { |
| 14 | // handle last item passed in as lt |
| 15 | var lt = typeof opts.lt === 'object' |
| 16 | ? opts.lt.value.timestamp |
| 17 | : opts.lt |
| 18 | |
| 19 | delete opts.lt |
| 20 | |
| 21 | var filter = { |
| 22 | dest: `#${channel}`, |
| 23 | value: { |
| 24 | timestamp: lt ? {$lt: lt, $gt: 0} : {$gt: 0} |
| 25 | } |
| 26 | } |
| 27 | |
| 28 | return api.sbot.pull.backlinks(extend(opts, { |
| 29 | query: [ |
| 30 | {$filter: filter} |
| 31 | ] |
| 32 | })) |
| 33 | } |
| 34 | }) |
| 35 | } |
| 36 |
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