| 1 |
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| 2 | var d = require("debug")("raptorjs:stream")
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| 3 | var Base = require("./Base")
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| 4 | var Record = require("./model/Record")
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| 5 | var util = require("./util")
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| 6 | var Pager = require("./pager")
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| 7 |
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| 8 | class Stream extends Base {
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| 9 |
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| 10 | constructor(container) {
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| 11 | super(container)
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| 12 | }
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| 13 |
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| 14 | list(stream, paging={}) {
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| 15 | d("Fetch data for %s on %s", stream.name, stream.deviceId)
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| 16 | const url = this.route("STREAM_PULL", stream.deviceId, stream.name) + Pager.buildQuery(paging, null)
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| 17 | return this.getClient().get(url)
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| 18 | .then((list) => {
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| 19 | return Promise.resolve(Pager.create(list, (record) => new Record(record, stream)))
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| 20 | })
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| 21 | }
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| 22 |
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| 23 | lastUpdate(stream) {
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| 24 | d("Fetch last update for %s on %s", stream.name, stream.deviceId)
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| 25 | return this.getClient().get(this.route("STREAM_LAST_UPDATE", stream.deviceId, stream.name))
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| 26 | .then((r) => {
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| 27 | return Promise.resolve(new Record(r, stream))
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| 28 | })
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| 29 | }
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| 30 |
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| 31 | push(data, stream) {
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| 32 | stream = data.getStream ? data.getStream() : stream
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| 33 | if(!stream) {
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| 34 | throw new Error("stream must be provided in Record or as second argument")
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| 35 | }
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| 36 | d("Save data for %s on %s", stream.name, stream.deviceId)
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| 37 | return this.getClient().put(this.route("STREAM_PUSH", stream.deviceId, stream.name), data)
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| 38 | }
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| 39 |
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| 40 | search(stream, q, paging = {}) {
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| 41 | d("Search data for %s on %s", stream.name, stream.deviceId)
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| 42 | const url = this.route("STREAM_SEARCH", stream.deviceId, stream.name) + Pager.buildQuery(paging)
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| 43 | return this.getClient().post(url, q)
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| 44 | .then((list) => {
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| 45 | let contents = list.content.map((r) => new Record(r, stream))
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| 46 | return Promise.resolve(contents)
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| 47 | })
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| 48 | }
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| 49 |
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| 50 | delete(stream) {
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| 51 | d("Remove data for %s on %s", stream.name, stream.deviceId)
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| 52 | return this.getClient().delete(this.route("STREAM_LIST", stream.deviceId, stream.name))
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| 53 | }
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| 54 |
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| 55 | subscribe(stream, fn) {
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| 56 | return this.getClient().subscribe("stream/" + stream.deviceId + "/" + stream.name, fn)
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| 57 | .then(() => Promise.resolve(stream))
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| 58 | }
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| 59 |
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| 60 | unsubscribe(stream, fn) {
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| 61 | return this.getClient().unsubscribe("stream/" + stream.deviceId + "/" + stream.name, fn)
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| 62 | .then(() => Promise.resolve(stream))
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| 63 | }
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| 64 |
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| 65 | }
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| 66 |
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| 67 | module.exports = Stream
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